# APPENDIX 8D: LIFE

!CYCLE COST SENSITIVITY ANALYSIS
TABLE OF CONTENTS
8D.1 DESIGN LINE 1 RESULTS

..........................................8D-1 8D.1.1Design Line 1 Results, Baseline Scenario

..........................8D-2 8D.1.2Design Line 1 Results, Low A & B Distribution Scenario

.............8D-2 8D.1.3Design Line 1 Results, High A & B Distribution Scenario

.............8D-3 8D.1.4Design Line 1 Results, Low Loading Scenario

......................8D-4 8D.1.5Design Line 1 Results, High Loading Scenario

......................8D-4 8D.1.6Design Line 1 Results, Low Electricity Price Scenario

................8D-5 8D.1.7Design Line 1 Results, High Electricity Price Scenario

................8D-6 8D.1.8Design Line 1 Results, High Load Growth Scenario

..................8D-6 8D.1.9Design Line 1 Results, Low Equipment Price Scenario

...............8D-7 8D.1.10Design Line 1 Results, High Equipment Price Scenario

...............8D-8 8D.1.11Design Line 1 Results, Low Electricity Price Trend Scenario

...........8D-8 8D.1.12Design Line 1 Results, High Electricity Price Trend Scenario

...........8D-9 8D.2 DESIGN LINE 2 RESULTS

.........................................8D-10 8D.2.1Design Line 2 Results, Baseline Scenario

.........................8D-11 8D.2.2Design Line 2 Results, Low A & B Distribution Scenario

............8D-11 8D.2.3Design Line 2 Results, High A & B Distribution Scenario

............8D-12 8D.2.4Design Line 2 Results, Low Loading Scenario

.....................8D-13 8D.2.5Design Line 2 Results, High Loading Scenario

.....................8D-13 8D.2.6Design Line 2 Results, Low Electricity Price Scenario

...............8D-14 8D.2.7Design Line 2 Results, High Electricity Price Scenario

...............8D-15 8D.2.8Design Line 2 Results, High Load Growth Scenario

.................8D-15 8D.2.9Design Line 2 Results, Low Equipment Price Scenario

..............8D-16 8D.2.10Design Line 2 Results, High Equipment Price Scenario

..............8D-17 8D.2.11Design Line 2 Results, Low Electricity Price Trend Scenario

..........8D-17 8D.2.12Design Line 2 Results, High Electricity Price Trend Scenario

..........8D-18 8D.3 DESIGN LINE 3

..................................................8D-19 8D.3.1Design Line 3 Results, Baseline Scenario

.........................8D-20 8D.3.2Design Line 3 Results, Low A & B Distribution Scenario

............8D-20 8D.3.3Design Line 3 Results, High A & B Distribution Scenario

............8D-21 8D.3.4Design Line 3 Results, Low Loading Scenario

.....................8D-22 8D.3.5Design Line 3 Results, High Loading Scenario

.....................8D-22 8D.3.6Design Line 3 Results, Low Electricity Price Scenario

...............8D-23 8D.3.7Design Line 3 Results, High Electricity Price Scenario

...............8D-23 8D.3.8Design Line 3 Results, High Load Growth Scenario

.................8D-24 8D.3.9Design Line 3 Results, Low Equipment Price Scenario

..............8D-25 8D.3.10Design Line 3 Results, High Equipment Price Scenario

..............8D-25 8D.3.11Design Line 3 Results, Low Electricity Price Trend Scenario

..........8D-26 8D.3.12Design Line 3 Results, High Electricity Price Trend Scenario

..........8D-27 8D.4 DESIGN LINE 4 RESULTS

.........................................8D-28
8D-i

# 8D.4.1Design Line 4 Results, Baseline Scenario

.........................8D-29 8D.4.2Design Line 4 Results, Low A & B Distribution Scenario

............8D-29 8D.4.3Design Line 4 Results, High A & B Distribution Scenario

............8D-30 8D.4.4Design Line 4 Results, Low Loading Scenario

.....................8D-31 8D.4.5Design Line 4 Results, High Loading Scenario

.....................8D-31 8D.4.6Design Line 4 Results, Low Electricity Price Scenario

...............8D-32 8D.4.7Design Line 4 Results, High Electricity Price Scenario

...............8D-33 8D.4.8Design Line 4 Results, High Load Growth Scenario

.................8D-33 8D.4.9Design Line 4 Results, Low Equipment Price Scenario

..............8D-34 8D.4.10Design Line 4 Results, High Equipment Price Scenario

..............8D-35 8D.4.11Design Line 4 Results, Low Electricity Price Trend Scenario

..........8D-35 8D.4.12Design Line 4 Results, High Electricity Price Trend Scenario

..........8D-36 8D.5 DESIGN LINE 5 RESULTS

.........................................8D-37 8D.5.1Design Line 5 Results, Baseline Scenario

.........................8D-38 8D.5.2Design Line 5 Results, Low A & B Distribution Scenario

............8D-38 8D.5.3Design Line 5 Results, High A & B Distribution Scenario

............8D-39 8D.5.4Design Line 5 Results, Low Loading Scenario

.....................8D-40 8D.5.5Design Line 5 Results, High Loading Scenario

.....................8D-40 8D.5.6Design Line 5 Results, Low Electricity Price Scenario

...............8D-41 8D.5.7Design Line 5 Results, High Electricity Price Scenario

...............8D-42 8D.5.8Design Line 5 Results, High Load Growth Scenario

.................8D-42 8D.5.9Design Line 5 Results, High Load Growth Scenario

.................8D-42 8D.5.10Design Line 5 Results, Low Equipment Price Scenario

..............8D-43 8D.5.11Design Line 5 Results, High Equipment Price Scenario

..............8D-44 8D.5.12Design Line 5 Results, Low Electricity Price Trend Scenario

..........8D-44 8D.5.13Design Line 5 Results, High Electricity Price Trend Scenario

..........8D-45 8D.6 DESIGN LINE 12 RESULTS

........................................8D-46 8D.6.1Design Line 12 Results, Baseline Scenario

........................8D-47 8D.6.2Design Line 12 Results, Low A & B Distribution Scenario

...........8D-47 8D.6.3Design Line 12 Results, High A & B Distribution Scenario

...........8D-48 8D.6.4Design Line 12 Results, Low Loading Scenario

....................8D-49 8D.6.5Design Line 12 Results, High Loading Scenario

....................8D-49 8D.6.6Design Line 12 Results, Low Electricity Price Scenario

..............8D-50 8D.6.7Design Line 12 Results, High Electricity Price Scenario

..............8D-51 8D.6.8Design Line 12 Results, Low Equipment Price Scenario

.............8D-51 8D.6.9Design Line 12 Results, High Equipment Price Scenario

.............8D-52 8D.6.10Design Line 12 Results, Low Electricity Price Trend Scenario

.........8D-53 8D.6.11Design Line 12 Results, High Electricity Price Trend Scenario

.........8D-53

8D-ii

# LIST OF TABLES Table 8D.1.1LCC Sav ings ($), Summary Table for Design Line 1

...................8D-1 Table 8D.1.2Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Baseline Scenario

....................................................8D-2 Table 8D.1.3Summary Payback Period Results Design Line 1 Representative Unit, Baseline Scenario

....................................................8D-2 Table 8D.1.4Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low A & B Distribution Scenario

........................................8D-2 Table 8D.1.5Summary Payback Period Results Design Line 1 Representative Unit, Low A & B Distribution Scenario

..........................................8D-3 Table 8D.1.6Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High A & B Distribution Scenario

......................................8D-3 Table 8D.1.7Summary Payback Period Results Design Line 1 Representative Unit, High A & B Distribution Scenario

..........................................8D-3 Table 8D.1.8Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Loading Scenario

.............................................8D-4 Table 8D.1.9Summary Payback Period Results Design Line 1 Representative Unit, Low Loading Scenario

.............................................8D-4 Table 8D.1.10 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Loading Scenario

.............................................8D-4 Table 8D.1.11 Summary Payback Period Results Design Line 1 Representative Unit, High Loading Scenario

.............................................8D-5 Table 8D.1.12Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Electricity Price Scenario

.......................................8D-5 Table 8D.1.13Summary Payback Period Results Design Line 1 Representative Unit, Low Electricity Price Scenario

.......................................8D-5 Table 8D.1.14 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Electricity Price Scenario

.......................................8D-6 Table 8D.1.15 Summary Payback Period Results Design Line 1 Representative Unit, High Electricity Price Scenario

.......................................8D-6 Table 8D.1.16 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Load Growth Scenario

.........................................8D-6 Table 8D.1.17 Summary Payback Period Results Design Line 1 Representative Unit, High Load Growth Scenario

.............................................8D-7 Table 8D.1.18Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Equipment Price Scenario

.......................................8D-7 Table 8D.1.19Summary Payback Period Results Design Line 1 Representative Unit, Low Equipment Price Scenario

.......................................8D-7 Table 8D.1.20 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Equipment Price Scenario

.......................................8D-8 Table 8D.1.21 Summary Payback Period Results Design Line 1 Representative Unit, High Equipment Price Scenario

.......................................8D-8

8D-iii

# Table 8D.1.22Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Electricity Price Trend Scenario

..................................8D-8 Table 8D.1.23Summary Payback Period Results Design Line 1 Representative Unit, Low Electricity Price Trend Scenario

..................................8D-9 Table 8D.1.24 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Electricity Price Trend Scenario

..................................8D-9 Table 8D.1.25 Summary Payback Period Results Design Line 1 Representative Unit, High Electricity Price Trend Scenario

..................................8D-9 Table 8D.2.1LCC Savings ($), Summary Table for Design Line 2

..................8D-10 Table 8D.2.2Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Baseline Scenario

...................................................8D-11 Table 8D.2.3Summary Payback Period Results Design Line 2 Representative Unit, Baseline Scenario

...................................................8D-11 Table 8D.2.4Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low A & B Distribution Scenario

.......................................8D-11 Table 8D.2.5Summary Payback Period Results Design Line 2 Representative Unit, Low A & B Distribution Scenario

.........................................8D-12 Table 8D.2.6Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High A & B Distribution Scenario

.....................................8D-12 Table 8D.2.7Summary Payback Period Results Design Line 2 Representative Unit, High A & B Distribution Scenario

.........................................8D-12 Table 8D.2.8Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Loading Scenario

............................................8D-13 Table 8D.2.9Summary Payback Period Results Design Line 2 Representative Unit, Low Loading Scenario

............................................8D-13 Table 8D.2.10 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Loading Scenario

............................................8D-13 Table 8D.2.11 Summary Payback Period Results Design Line 2 Representative Unit, High Loading Scenario

............................................8D-14 Table 8D.2.12Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Electricity Price Scenario

......................................8D-14 Table 8D.2.13Summary Payback Period Results Design Line 2 Representative Unit, Low Electricity Price Scenario

......................................8D-14 Table 8D.2.14 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Electricity Price Scenario

......................................8D-15 Table 8D.2.15 Summary Payback Period Results Design Line 2 Representative Unit, High Electricity Price Scenario

......................................8D-15 Table 8D.2.16 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Load Growth Scenario

........................................8D-15 Table 8D.2.17 Summary Payback Period Results Design Line 2 Representative Unit, High Load Growth Scenario

............................................8D-16 Table 8D.2.18Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Equipment Price Scenario

......................................8D-16

8D-iv

# Table 8D.2.19Summary Payback Period Results Design Line 2 Representative Unit, Low Equipment Price Scenario

......................................8D-16 Table 8D.2.20 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Equipment Price Scenario

......................................8D-17 Table 8D.2.21 Summary Payback Period Results Design Line 2 Representative Unit, High Equipment Price Scenario

......................................8D-17 Table 8D.2.22Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-17 Table 8D.2.23Summary Payback Period Results Design Line 2 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-18 Table 8D.2.24 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Electricity Price Trend Scenario

.................................8D-18 Table 8D.2.25 Summary Payback Period Results Design Line 2 Representative Unit, High Electricity Price Trend Scenario

.................................8D-18 Table 8D.3.1LCC Savings ($), Summary Table for Design Line 3

..................8D-19 Table 8D.3.2Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Baseline Scenario

...................................................8D-20 Table 8D.3.3Summary Payback Period Results Design Line 3 Representative Unit, Baseline Scenario

...................................................8D-20 Table 8D.3.4Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low A & B Distribution Scenario

.......................................8D-20 Table 8D.3.5Summary Payback Period Results Design Line 3 Representative Unit, Low A & B Distribution Scenario

.........................................8D-21 Table 8D.3.6Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High A & B Distribution Scenario

.....................................8D-21 Table 8D.3.7Summary Payback Period Results Design Line 3 Representative Unit, High A & B Distribution Scenario

.........................................8D-21 Table 8D.3.8Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Loading Scenario

............................................8D-22 Table 8D.3.9Summary Payback Period Results Design Line 3 Representative Unit, Low Loading Scenario

............................................8D-22 Table 8D.3.10 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Loading Scenario

............................................8D-22 Table 8D.3.11Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Electricity Price Scenario

......................................8D-23 Table 8D.3.12 Summary Payback Period Results Design Line 3 Representative Unit, High Loading Scenario

............................................8D-23 Table 8D.3.13Summary Payback Period Results Design Line 3 Representative Unit, Low Electricity Price Scenario

......................................8D-23 Table 8D.3.14 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Electricity Price Scenario

......................................8D-23 Table 8D.3.15 Summary Payback Period Results Design Line 3 Representative Unit, High Electricity Price Scenario

......................................8D-24

8D-v

# Table 8D.3.16 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Load Growth Scenario

........................................8D-24 Table 8D.3.17 Summary Payback Period Results Design Line 3 Representative Unit, High Load Growth Scenario

............................................8D-24 Table 8D.3.18Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Equipment Price Scenario

......................................8D-25 Table 8D.3.19Summary Payback Period Results Design Line 3 Representative Unit, Low Equipment Price Scenario

......................................8D-25 Table 8D.3.20 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Equipment Price Scenario

......................................8D-25 Table 8D.3.21 Summary Payback Period Results Design Line 3 Representative Unit, High Equipment Price Scenario

......................................8D-26 Table 8D.3.22Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-26 Table 8D.3.23Summary Payback Period Results Design Line 3 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-26 Table 8D.3.24Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-27 Table 8D.3.25Summary Payback Period Results Design Line 3 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-27 Table 8D.4.1LCC Savings ($), Summary Table for Design Line 4

..................8D-28 Table 8D.4.2Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Baseline Scenario

...................................................8D-29 Table 8D.4.3Summary Payback Period Results Design Line 4 Representative Unit, Baseline Scenario

...................................................8D-29 Table 8D.4.4Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low A & B Distribution Scenario

.......................................8D-29 Table 8D.4.5Summary Payback Period Results Design Line 4 Representative Unit, Low A & B Distribution Scenario

.........................................8D-30 Table 8D.4.6Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High A & B Distribution Scenario

.....................................8D-30 Table 8D.4.7Summary Payback Period Results Design Line 4 Representative Unit, High A & B Distribution Scenario

.........................................8D-30 Table 8D.4.8Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Loading Scenario

............................................8D-31 Table 8D.4.9Summary Payback Period Results Design Line 4 Representative Unit, Low Loading Scenario

............................................8D-31 Table 8D.4.10 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Loading Scenario

............................................8D-31 Table 8D.4.11 Summary Payback Period Results Design Line 4 Representative Unit, High Loading Scenario

............................................8D-32 Table 8D.4.12Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Electricity Price Scenario

......................................8D-32

8D-vi

# Table 8D.4.13Summary Payback Period Results Design Line 4 Representative Unit, Low Electricity Price Scenario

......................................8D-32 Table 8D.4.14 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Electricity Price Scenario

......................................8D-33 Table 8D.4.15 Summary Payback Period Results Design Line 4 Representative Unit, High Electricity Price Scenario

......................................8D-33 Table 8D.4.16 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Load Growth Scenario

........................................8D-33 Table 8D.4.17 Summary Payback Period Results Design Line 4 Representative Unit, High Load Growth Scenario

............................................8D-34 Table 8D.4.18Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Equipment Price Scenario

......................................8D-34 Table 8D.4.19Summary Payback Period Results Design Line 4 Representative Unit, Low Equipment Price Scenario

......................................8D-34 Table 8D.4.20 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Equipment Price Scenario

......................................8D-35 Table 8D.4.21 Summary Payback Period Results Design Line 4 Representative Unit, High Equipment Price Scenario

......................................8D-35 Table 8D.4.22Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-35 Table 8D.4.23Summary Payback Period Results Design Line 4 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-36 Table 8D.4.24 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Electricity Price Trend Scenario

.................................8D-36 Table 8D.4.25 Summary Payback Period Results Design Line 4 Representative Unit, High Electricity Price Trend Scenario

.................................8D-36 Table 8D.5.1LCC Savings ($), Summary Table for Design Line 5

..................8D-37 Table 8D.5.2Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Baseline Scenario

...................................................8D-38 Table 8D.5.3Summary Payback Period Results Design Line 5 Representative Unit, Baseline Scenario

...................................................8D-38 Table 8D.5.4Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low A & B Distribution Scenario

.......................................8D-38 Table 8D.5.5Summary Payback Period Results Design Line 5 Representative Unit, Low A & B Distribution Scenario

.........................................8D-39 Table 8D.5.6Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High A & B Distribution Scenario

.....................................8D-39 Table 8D.5.7Summary Payback Period Results Design Line 5 Representative Unit, High A & B Distribution Scenario

.........................................8D-39 Table 8D.5.8Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Loading Scenario

............................................8D-40 Table 8D.5.9Summary Payback Period Results Design Line 5 Representative Unit, Low Loading Scenario

............................................8D-40

8D-vii

# Table 8D.5.10 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Loading Scenario

............................................8D-40 Table 8D.5.11 Summary Payback Period Results Design Line 5 Representative Unit, High Loading Scenario

............................................8D-41 Table 8D.5.12Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Electricity Price Scenario

......................................8D-41 Table 8D.5.13Summary Payback Period Results Design Line 5 Representative Unit, Low Electricity Price Scenario

......................................8D-41 Table 8D.5.14 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Electricity Price Scenario

......................................8D-42 Table 8D.5.15 Summary Payback Period Results Design Line 5 Representative Unit, High Electricity Price Scenario

......................................8D-42 Table 8D.5.16 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Load Growth Scenario

........................................8D-42 Table 8D.5.17 Summary Payback Period Results Design Line 5 Representative Unit, High Load Growth Scenario

............................................8D-43 Table 8D.5.18Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Equipment Price Scenario

......................................8D-43 Table 8D.5.19Summary Payback Period Results Design Line 5 Representative Unit, Low Equipment Price Scenario

......................................8D-43 Table 8D.5.20 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Equipment Price Scenario

......................................8D-44 Table 8D.5.21 Summary Payback Period Results Design Line 5 Representative Unit, High Equipment Price Scenario

......................................8D-44 Table 8D.5.22Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-44 Table 8D.5.23Summary Payback Period Results Design Line 5 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-45 Table 8D.5.24 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Electricity Price Trend Scenario

.................................8D-45 Table 8D.5.25 Summary Payback Period Results Design Line 5 Representative Unit, High Electricity Price Trend Scenario

.................................8D-45 Table 8D.6.1LCC Savings ($), Summary Table for Design Line 12

.................8D-46 Table 8D.6.2Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Baseline Scenario

...................................................8D-47 Table 8D.6.3Summary Payback Period Results Design Line 12 Representative Unit, Baseline Scenario

...................................................8D-47 Table 8D.6.4Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low A & B Distribution Scenario

.....................................8D-47 Table 8D.6.5Summary Payback Period Results Design Line 12 Representative Unit, Low A & B Distribution Scenario

.......................................8D-48 Table 8D.6.6Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High A & B Distribution Scenario

.....................................8D-48

8D-viii

# Table 8D.6.7Summary Payback Period Results Design Line 12 Representative Unit, High A & B Distribution Scenario

.......................................8D-48 Table 8D.6.8Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Loading Scenario

............................................8D-49 Table 8D.6.9Summary Payback Period Results Design Line 12 Representative Unit, Low Loading Scenario

............................................8D-49 Table 8D.6.10 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High Loading Scenario

............................................8D-49 Table 8D.6.11 Summary Payback Period Results Design Line 12 Representative Unit, High Loading Scenario

............................................8D-50 Table 8D.6.12Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Electricity Price Scenario

......................................8D-50 Table 8D.6.13Summary Payback Period Results Design Line 12 Representative Unit, Low Electricity Price Scenario

......................................8D-50 Table 8D.6.14 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High Electricity Price Scenario

......................................8D-51 Table 8D.6.15 Summary Payback Period Results Design Line 12 Representative Unit, High Electricity Price Scenario

......................................8D-51 Table 8D.6.16Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Equipment Price Scenario

......................................8D-51 Table 8D.6.17Summary Payback Period Results Design Line 12 Representative Unit, Low Equipment Price Scenario

......................................8D-52 Table 8D.6.18Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Equipment Price Scenario

......................................8D-52 Table 8D.6.19 Summary Payback Period Results Design Line 12 Representative Unit, High Equipment Price Scenario

......................................8D-52 Table 8D.6.20Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-53 Table 8D.6.21Summary Payback Period Results Design Line 12 Representative Unit, Low Electricity Price Trend Scenario

.................................8D-53 Table 8D.6.22 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High Electricity Price Trend Scenario

.................................8D-53 Table 8D.6.23 Summary Payback Period Results Design Line 12 Representative Unit, High Electricity Price Trend Scenario

.................................8D-54
LIST OF FIGURES Figure 8D.1Mean LCC Savings by Scenario for Design Line 1

....................8D-1 Figure 8D.2Mean LCC Savings ($), by Scenario for Design Line 2

................8D-10 Figure 8D.3Mean LCC Savings ($), by Scenario for Design Line 2

................8D-19 Figure 8.D.4Mean LCC Savings ($) by Scenario for Design Line 4

................8D-28 Figure 8.D.5Mean LCC Savings ($) by Scenario for Design Line 5

................8D-37 Figure 8.D.6Mean LCC Savings ($) by Scenario for Design Line 12

...............8D-46

8D-ix

# APPENDIX 8D: LIFE

!CYCLE COST SENSITIVITY ANALYSIS
8D.1DESIGN LINE 1 RESULTS

Figure 8D.1Mean LCC Savings by Scenario for Design Line 1

Table 8D.1.1LCC Savings ($), Summary Tabl e for Design Line 1 Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.9 98.9 98.999.0499.1999.5999.1999.0899.0899.04 Baseline 124 124 124 98 -62 -1074 -62 90 90 98 High Load Growth 126 126 126 131 1 -943 1 125 125 131 Non Evaluating A & B Distribution 444 444 444 391 183 -864 183 385 385 391 High Evaluating A & B Distribution 19 19 19 2 -144-1140-144 -7 -7 2 Low Loading 122 122 122 76 -103-1160-103 67 67 76 High Loading 126 126 126 123 -14 -974 -14 117 117 123 Low Electricity Price 108 108 108 73 -102-1176-102 62 62 73 High Electricity Price 140 140 140 122 -22 -972 -22 118 118 122 Low Equipment Price Scenario 108 108 108 73 -102-1176-102 62 62 73 High Equipment Price Scenario 68 68 68 -35 -60 -1463 -60 -63 -63 -35 Low Electricity Price Trend Scenario121 121 121 93 -70 -1095 -70 84 84 93 High Electricity Price Trend 127 127 127 102 -54 -1054 -54 95 95 102 Scenario 

## 8D-1

# 8D.1.1Design Line 1 Results, Baseline Scenario
Table 8D.1.2 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Basel ine Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 2.0 2.0 2.0 16.9 63.3 96.7 63.3 24.8 24.8 16.9 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 31.9 31.9 31.9 33.2 29.7 3.3 29.7 36.5 36.5 33.2 Mean LCC Savings ($) 124 124 124 98 -62 -1074 -62 90 90 98 Mean LCC Savings for those Effected ($) 366 366 366 195 -67 -1074 -67 147 147 195


# Table 8D.1.3 Summary Payback Period Results Design Line 1 Representative Unit, Baseline Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

5.9 5.9 5.9 18.2 35.2 45.9 35.2 21.3 21.3 18.2 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 25.0 25.0 25.0 48.0 88.8 99.7 88.82 58.31 58.31 48 8.9 8.9 8.9 2.0 4.2 0.3 4.17 2.92 2.92 2.04 59 59 59 262 481 2087 481 286 286 262 25 25 25 27 23 55 23 25 25 27 2.36 2.36 2.36 9.70 20.91 37.95 20.91 11.44 11.44 9.70



# 8D.1.2Design Line 1 Results, Low A & B Distribution Scenario

Table 8D.1.4Summar y Life-cycle Cost Results for Design Line 1 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 1.0 1.0 1.0 7.0 34.3 91.3 34.3 8.7 8.7 7.0 Transformers with No Change in LCC (%) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Transformers with Net LCC Benefit (%) 99.1 99.1 99.1 93.0 65.7 8.7 65.7 91.3 91.3 93.0 Mean LCC Savings ($) 444 444 444 391 183 -864 183 385 385 391 Mean LCC Savings for those Effected ($) 444 444 444 391 183 -864 183 385 385 391



## 8D-2

# Table 8D.1.5Summary Payback Period Results Design Line 1 Representative Unit, Low A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

3.1 3.1 3.1 8.3 15.7 31.6 15.7 9.3 9.3 8.3 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 75.7 75.7 75.7 100.0 100.0 100.0 100 100 100 100 24.3 24.3 24.3 0.0 0.0 0.0 0 0 0 0 62 62 62 297 693 2385 693 364 364 297 30 30 30 40 50 85 50 44 44 40 2.07 2.07 2.07 7.43 13.86 28.06 13.86 8.27 8.27 7.43


# 8D.1.3Design Line 1 Results, High A & B Distribution Scenario
Table 8D.1.6 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 2.7 2.7 2.7 20.7 73.0 98.5 73.0 29.4 29.4 20.7 Transformers with No Change in LCC (%) 87.2 87.2 87.2 65.6 8.8 0.0 8.8 51.9 51.9 65.6 Transformers with Net LCC Benefit (%) 10.1 10.1 10.1 13.7 18.2 1.5 18.2 18.8 18.8 13.7 Mean LCC Savings ($) 19 19 19 2 -144 -1140 -144 -7 -7 2 Mean LCC Savings for those Effected ($) 151 151 151 6 -158 -1140 -158 -14 -14 6



# Table 8D.1.7Summary Payback Period Results Design Line 1 Representative Unit, High A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

13.4 13.4 13.4 28.3 42.5 50.4 42.5 29.7 29.7 28.3 87.2 87.2 87.2 65.6 8.8 0.0 8.82 51.89 51.89 65.62 9.1 9.1 9.1 31.9 85.2 99.6 85.2344.8744.87 31.93 3.7 3.7 3.7 2.5 6.0 0.4 5.95 3.24 3.24 2.45 57 57 57 231 406 1990 406 242 242 231 12 12 12 13 14 46 14 13 13 13 4.75 4.75 4.75 17.77 29.0043.26 29.00 18.62 18.62 17.77



## 8D-3

# 8D.1.4Design Line 1 Results, Low Loading Scenario

Table 8D.1.8Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Loading Scenario

Efficiency (%) Transformers with Net LCC Cost (%) Transformers with No Change in LCC (%) Transformers with Net LCC Benefit (%) Mean LCC Savings ($) Mean LCC Savings for those Effected ($) Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 2.2 2.2 2.2 19.0 66.9 98.2 66.9 27.0 27.0 19.0 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 31.8 31.8 31.8 31.0 26.1 1.8 26.1 34.2 34.2 31.0 122 122 122 76 -103 -1160 -103 67 67 76 361 361 361 151 -111 -1160 -111 109 109 151



# Table 8D.1.9Summary Payback Period Results Design Line 1 Representative Unit, Low Loading Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

6.2 6.2 6.2 20.4 39.0 49.5 39.0 23.5 23.5 20.4 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 24.9 24.9 24.9 47.3 87.9 99.5 87.9 57.68 57.6847.25 9.0 9.0 9.0 2.8 5.1 0.5 5.09 3.55 3.55 2.79 59 59 59 262 481 2087 481 286 286 262 25 25 25 24 21 50 21 23 23 24 2.36 2.36 2.36 10.92 22.9041.74 22.90 12.43 12.43 10.92



# 8D.1.5Design Line 1 Results, High Loading Scenario
Table 8D.1.10 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 1.8 1.8 1.8 14.8 59.5 94.6 59.5 22.5 22.5 14.8 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 32.1 32.1 32.1 35.3 33.5 5.4 33.5 38.7 38.7 35.3 Mean LCC Savings ($) 126 126 126 123 -14 -974 -14 117 117 123 Mean LCC Savings for those Effected ($) 371 371 371 246 -15 -974 -15 191 191 246



## 8D-4

# Table 8D.1.11 Summary Payback Period Results Design Line 1 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 5.6 5.6 5.6 16.1 31.6 42.2 31.6 19.3 19.3 16.1 Transformers Unaffected by the TSL (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 Transformers having Well Defined Payback (%) 25.0 25.0 25.0 48.6 89.4 99.8 89.44 58.79 58.7948.63 Transformers having Undefined Payback (%) 8.9 8.9 8.9 1.4 3.6 0.2 3.55 2.44 2.44 1.41 Mean Incremental First Cost ($) 59 59 59 262 481 2087 481 286 286 262 Mean Operating Cost Savings ($) 25 25 25 30 26 61 26 28 28 30 Payback of Average Transformer 2.36 2.36 2.36 8.73 18.50 34.21 18.50 10.21 10.21 8.73



# 8D.1.6Design Line 1 Results, Low Electricity Price Scenario
Table 8D.1.12 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 2.3 2.3 2.3 18.5 67.8 98.2 67.8 27.0 27.0 18.5 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 31.6 31.6 31.6 31.5 25.2 1.8 25.2 34.2 34.2 31.5 Mean LCC Savings ($) 108 108 108 73 -102 -1176 -102 62 62 73 Mean LCC Savings for those Effected ($) 319 319 319 146 -110 -1176 -110 101 101 146



# Table 8D.1.13 Summary Payback Period Results Design Line 1 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 6.5 6.5 6.5 19.9 38.5 50.8 38.5 23.4 23.4 19.9 Transformers Unaffected by the TSL (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 Transformers having Well Defined Payback (%) 25.0 25.0 25.0 47.9 88.8 99.7 88.77 58.25 58.25 47.9 Transformers having Undefined Payback (%) 8.9 8.9 8.9 2.1 4.2 0.3 4.22 2.98 2.98 2.14 Mean Incremental First Cost ($) 59 59 59 262 481 2087 481 286 286 262 Mean Operating Cost Savings ($) 22 22 22 24 21 49 21 22 22 24 Payback of Average Transformer 2.68 2.68 2.68 10.92 22.9042.59 22.90 13.00 13.00 10.92



## 8D-5

# 8D.1.7Design Line 1 Results, High Electricity Price Scenario
Table 8D.1.14 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 1.8 1.8 1.8 15.5 59.3 94.8 59.3 22.7 22.7 15.5 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 32.2 32.2 32.2 34.5 33.7 5.2 33.7 38.5 38.5 34.5 Mean LCC Savings ($) 140 140 140 122 -22 -972 -22 118 118 122 Mean LCC Savings for those Effected ($) 412 412 412 244 -23 -972 -23 193 193 244



# Table 8D.1.15 Summary Payback Period Results Design Line 1 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 5.4 5.4 5.4 16.8 32.5 41.8 32.5 19.7 19.7 16.8 Transformers Unaffected by the TSL (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 Transformers having Well Defined Payback (%) 25.0 25.0 25.0 48.1 88.9 99.7 88.87 58.38 58.3848.09 Transformers having Undefined Payback (%) 8.9 8.9 8.9 2.0 4.1 0.3 4.12 2.85 2.85 1.95 Mean Incremental First Cost ($) 59 59 59 262 481 2087 481 286 286 262 Mean Operating Cost Savings ($) 28 28 28 29 26 61 26 28 28 29 Payback of Average Transformer 2.11 2.11 2.11 9.03 18.50 34.21 18.50 10.21 10.21 9.03



# 8D.1.8Design Line 1 Results, High Load Growth Scenario
Table 8D.1.16 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Load Growth Scenario
Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 1.8 1.8 1.8 14.3 58.3 93.7 58.3 21.9 21.9 14.3 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 32.1 32.1 32.1 35.8 34.7 6.3 34.7 39.4 39.4 35.8 Mean LCC Savings ($) 126 126 126 131 1 -943 1 125 125 131 Mean LCC Savings for those Effected ($) 373 373 373 262 1 -943 1 205 205 262



## 8D-6

# Table 8D.1.17 Summary Payback Period Results Design Line 1 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 5.9 5.9 5.9 18.2 35.2 45.9 35.2 21.3 21.3 18.2 Transformers Unaffected by the TSL (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 Transformers having Well Defined Payback (%) 25.0 25.0 25.0 48.0 88.8 99.7 88.82 58.31 58.31 48 Transformers having Undefined Payback (%) 8.9 8.9 8.9 2.0 4.2 0.3 4.17 2.92 2.92 2.04 Mean Incremental First Cost ($) 59 59 59 262 481 2087 481 286 286 262 Mean Operating Cost Savings ($) 25 25 25 27 23 55 23 25 25 27 Payback of Average Transformer 2.36 2.36 2.36 9.70 20.91 37.95 20.91 11.44 11.44 9.70



# 8D.1.9Design Line 1 Results, Low Equipment Price Scenario
Table 8D.1.18 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 1.1 1.1 1.1 8.5 44.8 93.4 44.8 11.5 11.5 8.5 Transformers with No Change in LCC (%) 72.5 72.5 72.5 64.7 26.7 0.0 26.7 59.2 59.2 64.7 Transformers with Net LCC Benefit (%) 26.4 26.4 26.4 26.8 28.5 6.6 28.5 29.4 29.4 26.8 Mean LCC Savings ($) 101 101 101 99 19 -663 19 100 100 99 Mean LCC Savings for those Effected ($) 368 368 368 280 26 -663 26 246 246 280



# Table 8D.1.19 Summary Payback Period Results Design Line 1 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 4.8 4.8 4.8 12.6 31.4 39.1 31.4 14.7 14.7 12.6 Transformers Unaffected by the TSL (%) 72.5 72.5 72.5 64.7 26.7 0.0 26.67 59.16 59.16 64.71 Transformers having Well Defined Payback (%) 19.7 19.7 19.7 34.3 68.9 99.5 68.87 39.9 39.9 34.29 Transformers having Undefined Payback (%) 7.8 7.8 7.8 1.0 4.5 0.5 4.46 0.94 0.94 1 Mean Incremental First Cost ($) 37 37 37 210 358 1548 358 241 241 210 Mean Operating Cost Savings ($) 24 24 24 29 22 49 22 28 28 29 Payback of Average Transformer 1.54 1.54 1.54 7.24 16.27 31.59 16.27 8.61 8.61 7.24



## 8D-7

# 8D.1.10 Design Line 1 Results, High Equipment Price Scenario
Table 8D.1.20 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 17.0 17.0 17.0 45.3 56.4 98.6 56.4 53.8 53.8 45.3 Transformers with No Change in LCC (%) 46.8 46.8 46.8 29.7 1.7 0.0 1.7 21.2 21.2 29.7 Transformers with Net LCC Benefit (%) 36.2 36.2 36.2 25.0 41.9 1.4 41.9 25.1 25.1 25.0 Mean LCC Savings ($) 68 68 68 -35 -60 -1463 -60 -63 -63 -35 Mean LCC Savings for those Effected ($) 128 128 128 -49 -61 -1463 -61 -80 -80 -49



# Table 8D.1.21 Summary Payback Period Results Design Line 1 Representative Unit, High Equipment Price ScenarioTrial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 17.2 17.2 17.2 29.6 26.6 50.7 26.6 32.6 32.6 29.6 Transformers Unaffected by the TSL (%) 46.8 46.8 46.8 29.7 1.7 0.0 1.66 21.16 21.16 29.71 Transformers having Well Defined Payback (%) 51.1 51.1 51.1 68.7 97.8 99.8 97.78 75.22 75.22 68.67 Transformers having Undefined Payback (%) 2.1 2.1 2.1 1.6 0.6 0.2 0.56 3.62 3.62 1.62 Mean Incremental First Cost ($) 229 229 229 504 708 2575 708 519 519 504 Mean Operating Cost Savings ($) 21 21 21 26 37 60 37 25 25 26 Payback of Average Transformer 10.90 10.90 10.90 19.38 19.1442.92 19.14 20.76 20.76 19.38



# 8D.1.11 Design Line 1 Results, Low Electricity Price Trend Scenario
Table 8D.1.22 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 2.0 2.0 2.0 17.1 64.1 97.0 64.1 25.2 25.2 17.1 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 31.9 31.9 31.9 32.9 28.9 3.0 28.9 36.0 36.0 32.9 Mean LCC Savings ($) 121 121 121 93 -70 -1095 -70 84 84 93 Mean LCC Savings for those Effected ($) 356 356 356 185 -76 -1095 -76 138 138 185



## 8D-8

# Table 8D.1.23 Summary Payback Period Results Design Line 1 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 5.9 5.9 5.9 18.4 35.6 46.4 35.6 21.5 21.5 18.4 Transformers Unaffected by the TSL (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 Transformers having Well Defined Payback (%) 25.0 25.0 25.0 48.0 88.8 99.7 88.82 58.31 58.31 48 Transformers having Undefined Payback (%) 8.9 8.9 8.9 2.0 4.2 0.3 4.17 2.92 2.92 2.04 Mean Incremental First Cost ($) 59 59 59 262 481 2087 481 286 286 262 Mean Operating Cost Savings ($) 25 25 25 26 23 54 23 25 25 26 Payback of Average Transformer 2.36 2.36 2.36 10.08 20.91 38.65 20.91 11.44 11.44 10.08



# 8D.1.12 Design Line 1 Results, High Electricity Price Trend Scenario
Table 8D.1.24 Summary Life-cycle Cost Results for Design Line 1 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 98.90 98.90 99.04 99.19 99.59 99.19 99.08 99.08 99.04 Transformers with Net LCC Cost (%) 1.9 1.9 1.9 16.7 62.5 96.4 62.5 24.4 24.4 16.7 Transformers with No Change in LCC (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.0 38.8 38.8 50.0 Transformers with Net LCC Benefit (%) 32.0 32.0 32.0 33.4 30.5 3.7 30.5 36.9 36.9 33.4 Mean LCC Savings ($) 127 127 127 102 -54 -1054 -54 95 95 102 Mean LCC Savings for those Effected ($) 375 375 375 205 -58 -1054 -58 156 156 205



# Table 8D.1.25 Summary Payback Period Results Design Line 1 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 5.8 5.8 5.8 18.0 34.9 45.4 34.9 21.1 21.1 18.0 Transformers Unaffected by the TSL (%) 66.1 66.1 66.1 50.0 7.0 0.0 7.01 38.77 38.7749.96 Transformers having Well Defined Payback (%) 25.0 25.0 25.0 48.0 88.8 99.7 88.82 58.31 58.3147.99 Transformers having Undefined Payback (%) 8.9 8.9 8.9 2.1 4.2 0.3 4.17 2.92 2.92 2.05 Mean Incremental First Cost ($) 59 59 59 262 481 2087 481 286 286 262 Mean Operating Cost Savings ($) 25 25 25 27 24 56 24 25 25 27 Payback of Average Transformer 2.36 2.36 2.36 9.70 20.04 37.27 20.04 11.44 11.44 9.70



## 8D-9

# 8D.2DESIGN LINE 2 RESULTS

Figure 8D.2Mean LCC Savings ($), by Scenario for Design Line 2

Table 8D.2.1LCC Savings ($), Summary Tabl e for Design Line 2 Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.7 98.7398.7698.7998.9699.4699.0498.9198.9198.79 Baseline 59 65 76 76 -24 -1094-113 22 22 76 High Load Growth 62 67 82 83 -4 -1038 -88 34 34 83 Non Evaluating A & B Distribution 183 178 205 210 92 -1026 -9 149 149 210 High Evaluating A & B Distribution 16 25 32 30 -63 -1117-148 -20 -20 30 Low Loading 57 63 73 71 -36 -1131-129 14 14 71 High Loading 61 66 80 81 -9 -1052 -94 31 31 81 Low Electricity Price 47 51 62 61 -49 -1155-143 -1 -1 61 High Electricity Price 70 78 90 90 2 -1034 -83 45 45 90 Low Equipment Price Scenario 47 51 62 61 -49 -1155-143 -1 -1 61 High Equipment Price Scenario -3 -18 -9 16 -21 -1402-233 47 47 16 Low Electricity Price Trend Scenario 56 62 74 73 -29 -1107-119 18 18 73 High Electricity Price Trend 61 67 79 78 -19 -1083-107 27 27 78 Scenario



## 8D-10

# 8D.2.1Design Line 2 Results, Baseline Scenario
Table 8D.2.2 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Basel ine Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.7098.7398.7698.7998.9699.4699.0498.9198.9198.79 Transformers with Net LCC Cost (%) 12.1 10.5 9.6 12.4 57.7 99.5 79.6 42.5 42.5 12.4 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 45.9 51.1 54.2 53.5 32.3 0.5 20.3 41.0 41.0 53.5 Mean LCC Savings ($) 59 65 76 76 -24 -1094 -113 22 22 76 Mean LCC Savings for those Effected ($) 101 105 120 115 -26 -1094 -113 27 27 115


# Table 8D.2.3 Summary Payback Period Results Design Line 2 Representative Unit, Baseline Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

12.7 11.7 10.6 12.2 27.3 59.4 34.2 22.5 22.5 12.2 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.4534.14 53.9 57.0 58.4 60.9 88.3 100.0 97.6981.7381.73 60.9 4.1 4.6 5.3 5.0 1.7 0.0 2.18 1.82 1.82 4.96 84 94 85 96 295 1721 409 234 234 96 11 12 12 12 15 33 17 15 15 12 7.64 7.83 7.08 8.00 19.6752.1524.06 15.60 15.60 8.00



# 8D.2.2Design Line 2 Results, Low A & B Distribution Scenario

Table 8D.2.4Summar y Life-cycle Cost Results for Design Line 2 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 4.9 5.6 4.0 4.0 32.6 98.6 57.8 16.4 16.4 4.0 Transformers with No Change in LCC (%) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Transformers with Net LCC Benefit (%) 95.1 94.4 96.0 96.0 67.5 1.4 42.2 83.6 83.6 96.0 Mean LCC Savings ($) 183 178 205 210 92 -1026 -9 149 149 210 Mean LCC Savings for those Effected ($) 183 178 205 210 92 -1026 -9 149 149 210



## 8D-11

# Table 8D.2.5Summary Payback Period Results Design Line 2 Representative Unit, Low A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

6.5 7.7 6.6 6.8 15.2 45.3 19.6 12.3 12.3 6.8 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 100.0 100.0 100.0 100.0 100.0 100.0 100 100 100 100 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 99 128 113 120 364 1865 521 284 284 120 16 18 19 19 26 45 29 25 25 19 6.19 7.11 5.95 6.32 14.0041.44 17.97 11.36 11.36 6.32



# 8D.2.3Design Line 2 Results, High A & B Distribution Scenario
Table 8D.2.6 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 14.9 12.6 11.7 15.3 66.3 99.7 87.0 50.6 50.6 15.3 Transformers with No Change in LCC (%) 55.6 51.2 48.6 45.6 13.4 0.0 0.2 22.4 22.4 45.6 Transformers with Net LCC Benefit (%) 29.5 36.2 39.7 39.1 20.3 0.3 12.8 27.1 27.1 39.1 Mean LCC Savings ($) 16 25 32 30 -63 -1117 -148 -20 -20 30 Mean LCC Savings for those Effected ($) 37 50 63 54 -72 -1117 -149 -26 -26 54



# Table 8D.2.7Summary Payback Period Results Design Line 2 Representative Unit, High A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

18.1 15.3 14.0 16.0 32.4 64.2 39.5 27.1 27.1 16.0 55.6 51.2 48.6 45.6 13.4 0.0 0.21 22.38 22.3845.58 39.3 43.4 45.1 48.2 84.2 100.0 96.91 75.05 75.0548.23 5.1 5.4 6.3 6.2 2.4 0.0 2.88 2.57 2.57 6.19 75 75 71 84 270 1673 372 214 214 84 6 7 8 8 11 29 12 11 11 8 12.50 10.71 8.88 10.50 24.55 57.69 31.00 19.45 19.45 10.50



## 8D-12

# 8D.2.4Design Line 2 Results, Low Loading Scenario

Table 8D.2.8Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Loading Scenario

Efficiency (%) Transformers with Net LCC Cost (%) Transformers with No Change in LCC (%) Transformers with Net LCC Benefit (%) Mean LCC Savings ($) Mean LCC Savings for those Effected ($) Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 12.5 10.9 10.5 13.6 60.6 99.7 82.0 44.3 44.3 13.6 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 45.5 50.7 53.3 52.2 29.4 0.3 17.9 39.2 39.2 52.2 57 63 73 71 -36 -1131 -129 14 14 71 98 103 115 107 -40 -1131 -129 17 17 107



# Table 8D.2.9Summary Payback Period Results Design Line 2 Representative Unit, Low Loading Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

12.9 12.0 11.2 12.9 29.0 62.7 36.0 23.5 23.5 12.9 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 53.6 57.0 58.3 60.7 87.9 100.0 97.39 81.48 81.48 60.65 4.3 4.6 5.4 5.2 2.0 0.0 2.48 2.07 2.07 5.21 84 94 85 96 295 1721 409 234 234 96 11 11 12 12 14 31 16 14 14 12 7.64 8.55 7.08 8.00 21.07 55.52 25.56 16.71 16.71 8.00



# 8D.2.5Design Line 2 Results, High Loading Scenario
Table 8D.2.10 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 11.6 10.1 8.8 11.3 54.6 99.1 76.4 40.6 40.6 11.3 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 46.4 51.4 55.0 54.6 35.4 0.9 23.5 42.9 42.9 54.6 Mean LCC Savings ($) 61 66 80 81 -9 -1052 -94 31 31 81 Mean LCC Savings for those Effected ($) 105 108 126 123 -10 -1052 -94 37 37 123



## 8D-13

# Table 8D.2.11 Summary Payback Period Results Design Line 2 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.2 11.4 10.1 11.4 25.7 56.0 32.2 21.4 21.4 11.4 Transformers Unaffected by the TSL (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 Transformers having Well Defined Payback (%) 54.1 57.0 58.6 61.1 88.6 100.0 97.91 81.86 81.86 61.05 Transformers having Undefined Payback (%) 3.9 4.6 5.2 4.8 1.4 0.0 1.96 1.69 1.69 4.81 Mean Incremental First Cost ($) 84 94 85 96 295 1721 409 234 234 96 Mean Operating Cost Savings ($) 11 12 12 13 16 36 18 16 16 13 Payback of Average Transformer 7.64 7.83 7.08 7.38 18.4447.81 22.72 14.63 14.63 7.38



# 8D.2.6Design Line 2 Results, Low Electricity Price Scenario
Table 8D.2.12 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 13.5 12.0 11.3 14.5 63.8 99.7 84.9 47.7 47.7 14.5 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 44.5 49.6 52.4 51.3 26.2 0.3 15.0 35.9 35.9 51.3 Mean LCC Savings ($) 47 51 62 61 -49 -1155 -143 -1 -1 61 Mean LCC Savings for those Effected ($) 81 84 98 92 -54 -1155 -144 -1 -1 92



# Table 8D.2.13 Summary Payback Period Results Design Line 2 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 13.9 12.9 11.8 13.5 30.2 65.4 37.5 24.9 24.9 13.5 Transformers Unaffected by the TSL (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 Transformers having Well Defined Payback (%) 53.9 57.0 58.4 60.9 88.3 100.0 97.64 81.72 81.72 60.87 Transformers having Undefined Payback (%) 4.1 4.6 5.3 5.0 1.7 0.0 2.23 1.83 1.83 4.99 Mean Incremental First Cost ($) 84 94 85 96 295 1721 409 234 234 96 Mean Operating Cost Savings ($) 10 10 11 11 14 29 15 13 13 11 Payback of Average Transformer 8.40 9.40 7.73 8.73 21.07 59.34 27.27 18.00 18.00 8.73



## 8D-14

# 8D.2.7Design Line 2 Results, High Electricity Price Scenario
Table 8D.2.14 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 10.8 9.3 8.5 10.8 52.5 99.0 73.9 37.9 37.9 10.8 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 47.1 52.3 55.2 55.1 37.5 1.0 25.9 45.7 45.7 55.1 Mean LCC Savings ($) 70 78 90 90 2 -1034 -83 45 45 90 Mean LCC Savings for those Effected ($) 121 126 142 137 2 -1034 -83 54 54 137



# Table 8D.2.15 Summary Payback Period Results Design Line 2 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 11.6 10.7 9.6 11.1 25.0 54.4 31.3 20.6 20.6 11.1 Transformers Unaffected by the TSL (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 Transformers having Well Defined Payback (%) 53.9 57.0 58.4 60.9 88.3 100.0 97.72 81.77 81.77 60.93 Transformers having Undefined Payback (%) 4.1 4.6 5.3 4.9 1.7 0.0 2.15 1.78 1.78 4.93 Mean Incremental First Cost ($) 84 94 85 96 295 1721 409 234 234 96 Mean Operating Cost Savings ($) 12 13 13 14 17 37 18 17 17 14 Payback of Average Transformer 7.00 7.23 6.54 6.86 17.3546.51 22.72 13.76 13.76 6.86



# 8D.2.8Design Line 2 Results, High Load Growth Scenario
Table 8D.2.16 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 11.5 10.0 8.7 11.0 53.8 98.9 75.4 40.1 40.1 11.0 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 46.5 51.6 55.1 54.8 36.2 1.1 24.5 43.5 43.5 54.8 Mean LCC Savings ($) 62 67 82 83 -4 -1038 -88 34 34 83 Mean LCC Savings for those Effected ($) 106 108 128 126 -5 -1038 -88 41 41 126



## 8D-15

# Table 8D.2.17 Summary Payback Period Results Design Line 2 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.7 11.7 10.6 12.2 27.3 59.4 34.2 22.5 22.5 12.2 Transformers Unaffected by the TSL (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 Transformers having Well Defined Payback (%) 53.9 57.0 58.4 60.9 88.3 100.0 97.69 81.73 81.73 60.9 Transformers having Undefined Payback (%) 4.1 4.6 5.3 5.0 1.7 0.0 2.18 1.82 1.82 4.96 Mean Incremental First Cost ($) 84 94 85 96 295 1721 409 234 234 96 Mean Operating Cost Savings ($) 11 12 12 12 15 33 17 15 15 12 Payback of Average Transformer 7.64 7.83 7.08 8.00 19.67 52.15 24.06 15.60 15.60 8.00



# 8D.2.9Design Line 2 Results, Low Equipment Price Scenario
Table 8D.2.18 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 0.8 2.1 3.7 6.1 36.3 98.8 67.4 24.3 24.3 6.1 Transformers with No Change in LCC (%) 71.2 69.1 66.2 62.5 33.0 0.0 2.1 43.4 43.4 62.5 Transformers with Net LCC Benefit (%) 28.0 28.8 30.1 31.4 30.8 1.2 30.5 32.3 32.3 31.4 Mean LCC Savings ($) 76 77 77 77 29 -792 -33 57 57 77 Mean LCC Savings for those Effected ($) 265 249 228 205 44 -792 -34 101 101 205



# Table 8D.2.19 Summary Payback Period Results Design Line 2 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 3.2 5.0 6.5 8.8 25.6 54.6 37.3 20.1 20.1 8.8 Transformers Unaffected by the TSL (%) 71.2 69.1 66.2 62.5 33.0 0.0 2.1 43.4243.42 62.5 Transformers having Well Defined Payback (%) 23.2 29.6 32.0 34.9 63.4 100.0 90.72 54.38 54.38 34.9 Transformers having Undefined Payback (%) 5.6 1.3 1.8 2.6 3.6 0.0 7.18 2.2 2.2 2.6 Mean Incremental First Cost ($) 27 44 52 67 215 1337 256 174 174 67 Mean Operating Cost Savings ($) 17 17 16 16 15 29 13 16 16 16 Payback of Average Transformer 1.59 2.59 3.25 4.19 14.3346.10 19.69 10.88 10.88 4.19



## 8D-16

# 8D.2.10 Design Line 2 Results, High Equipment Price Scenario
Table 8D.2.20 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 48.2 54.4 48.3 38.3 61.5 99.8 88.5 41.6 41.6 38.3 Transformers with No Change in LCC (%) 17.0 12.3 9.2 8.9 0.3 0.0 0.1 1.8 1.8 8.9 Transformers with Net LCC Benefit (%) 34.8 33.4 42.5 52.8 38.3 0.3 11.4 56.6 56.6 52.8 Mean LCC Savings ($) -3 -18 -9 16 -21 -1402 -233 47 47 16 Mean LCC Savings for those Effected ($) -4 -21 -10 17 -21 -1402 -233 48 48 17



# Table 8D.2.21 Summary Payback Period Results Design Line 2 Representative Unit, High Equipment Price ScenarioTrial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 26.5 27.0 24.6 22.1 22.7 63.9 33.7 18.7 18.7 22.1 Transformers Unaffected by the TSL (%) 17.0 12.3 9.2 8.9 0.3 0.0 0.09 1.84 1.84 8.87 Transformers having Well Defined Payback (%) 79.8 86.0 89.3 89.2 96.2 100.0 99.51 91.33 91.33 89.21 Transformers having Undefined Payback (%) 3.2 1.7 1.5 1.9 3.5 0.0 0.4 6.83 6.83 1.92 Mean Incremental First Cost ($) 178 215 232 215 337 2099 612 227 227 215 Mean Operating Cost Savings ($) 10 11 13 13 18 36 21 16 16 13 Payback of Average Transformer 17.80 19.55 17.85 16.54 18.72 58.31 29.14 14.19 14.19 16.54



# 8D.2.11 Design Line 2 Results, Low Electricity Price Trend Scenario
Table 8D.2.22 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 12.4 10.7 9.9 12.8 58.8 99.5 80.6 43.4 43.4 12.8 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 45.6 50.8 53.9 53.1 31.2 0.5 19.3 40.2 40.2 53.1 Mean LCC Savings ($) 56 62 74 73 -29 -1107 -119 18 18 73 Mean LCC Savings for those Effected ($) 97 101 115 110 -32 -1107 -119 21 21 110



## 8D-17

# Table 8D.2.23 Summary Payback Period Results Design Line 2 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.8 11.8 10.7 12.3 27.6 60.0 34.5 22.7 22.7 12.3 Transformers Unaffected by the TSL (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 Transformers having Well Defined Payback (%) 53.9 57.0 58.4 60.9 88.3 100.0 97.68 81.73 81.73 60.9 Transformers having Undefined Payback (%) 4.1 4.6 5.3 5.0 1.7 0.0 2.19 1.82 1.82 4.96 Mean Incremental First Cost ($) 84 94 85 96 295 1721 409 234 234 96 Mean Operating Cost Savings ($) 11 11 12 12 15 33 16 15 15 12 Payback of Average Transformer 7.64 8.55 7.08 8.00 19.67 52.15 25.56 15.60 15.60 8.00



# 8D.2.12 Design Line 2 Results, High Electricity Price Trend Scenario
Table 8D.2.24 Summary Life-cycle Cost Results for Design Line 2 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.70 98.73 98.76 98.79 98.96 99.46 99.04 98.91 98.91 98.79 Transformers with Net LCC Cost (%) 11.8 10.2 9.3 12.0 56.6 99.4 78.5 41.6 41.6 12.0 Transformers with No Change in LCC (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.1 16.5 16.5 34.1 Transformers with Net LCC Benefit (%) 46.2 51.4 54.4 53.9 33.4 0.6 21.4 42.0 42.0 53.9 Mean LCC Savings ($) 61 67 79 78 -19 -1083 -107 27 27 78 Mean LCC Savings for those Effected ($) 105 109 124 119 -21 -1083 -107 32 32 119



# Table 8D.2.25 Summary Payback Period Results Design Line 2 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.6 11.6 10.5 12.0 27.1 58.8 33.8 22.3 22.3 12.0 Transformers Unaffected by the TSL (%) 42.0 38.4 36.3 34.1 10.0 0.0 0.13 16.45 16.45 34.14 Transformers having Well Defined Payback (%) 53.9 57.0 58.4 60.9 88.3 100.0 97.7 81.74 81.74 60.89 Transformers having Undefined Payback (%) 4.1 4.6 5.3 5.0 1.7 0.0 2.17 1.81 1.81 4.97 Mean Incremental First Cost ($) 84 94 85 96 295 1721 409 234 234 96 Mean Operating Cost Savings ($) 11 12 12 12 15 33 17 15 15 12 Payback of Average Transformer 7.64 7.83 7.08 8.00 19.67 52.15 24.06 15.60 15.60 8.00



## 8D-18

# 8D.3DESIGN LINE 3

Figure 8D.3Mean LCC Savings ($), by Scenario for Design Line 2

Table 8D.3.1LCC Savings ($), Summary Tabl e for Design Line 3 Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.3 99.3899.4699.5499.7499.7599.5499.4799.4299.38 Baseline 1132 146415601308-2341-34601308159715551464 High Load Growth 1425 178920151855-1425-24721855205219061789 Non Evaluating A & B Distribution 4132 4879510947341035 -1264734521551314879 High Evaluating A & B Distribution 132 308 351 145-3488-4591 145 365 344 308 Low Loading 935 12451255 941-2957-4124 941 129113191245 High Loading 1361 171819161735-1625-26871735195218301718 Low Electricity Price 987 12601293 936-3055-4194 936 132513281260 High Electricity Price 1277 166718281680-1627-27251680186917821667 Low Equipment Price Scenario 987 12601293 936-3055-4194 936 132513281260 High Equipment Price Scenario 1093 13721440 69 -4060-5645 69 145614941372 Low Electricity Price Trend Scenario1103 142315071234-2484-36071234154215091423 High Electricity Price Trend 1160 1503 16131381-2202-33171381165015991503 Scenario



## 8D-19

# 8D.3.1Design Line 3 Results, Baseline Scenario
Table 8D.3.2 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Basel ine Scenario Trial Standard Level 1 (TP

1) 2 3 4 5 6 A B C D Efficiency (%) 99.3099.3899.4699.5499.7499.7599.5499.4799.4299.38 Transformers with Net LCC Cost (%) 1.4 1.4 7.7 44.3 83.7 87.3 44.3 8.1 2.5 1.4 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 32.0 39.6 43.2 53.6 16.2 12.7 53.6 44.8 41.0 39.6 Mean LCC Savings ($) 1132 1464 1560 1308-2341-3460 1308 1597 1555 1464 Mean LCC Savings for those Effected ($) 3391 3566 3064 1336-2345-3460 1336 3020 3576 3566


# Table 8D.3.3 Summary Payback Period Results Design Line 3 Representative Unit, Baseline Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

4.0 5.1 10.5 19.4 30.4 34.1 19.4 10.6 6.4 5.1 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.12 56.51 58.95 31.4 40.4 50.3 93.6 99.8 100.0 93.59 52.0143.1840.36 2.0 0.7 0.6 4.3 0.0 0.0 4.3 0.87 0.31 0.69 532 991 1784 2226 9294 10629 2226 1722 1237 991 235 272 288 209 396 406 209 282 288 272 2.26 3.64 6.19 10.65 23.47 26.18 10.65 6.11 4.30 3.64



# 8D.3.2Design Line 3 Results, Low A & B Distribution Scenario

Table 8D.3.4Summar y Life-cycle Cost Results for Design Line 3 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.6 1.5 4.2 11.1 52.5 60.7 11.1 3.8 1.8 1.5 Transformers with No Change in LCC (%) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Transformers with Net LCC Benefit (%) 98.4 98.5 95.8 88.9 47.5 39.3 88.9 96.3 98.2 98.5 Mean LCC Savings ($) 4132 4879 5109 4734 1035 -126 4734 5215 5131 4879 Mean LCC Savings for those Effected ($) 4132 4879 5109 4734 1035 -126 4734 5215 5131 4879



## 8D-20

# Table 8D.3.5Summary Payback Period Results Design Line 3 Representative Unit, Low A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

2.8 3.9 6.3 9.4 18.7 20.8 9.4 6.1 4.4 3.9 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 99.9 100.0 100.0 100.0 100.0 100.0 100 100 100 100 0.1 0.0 0.0 0.0 0.0 0.0 0 0 0 0 524 1105 2196 3908 1112712528 3908 2155 1394 1105 279 358 435 512 706 717 512 439 390 358 1.88 3.09 5.05 7.63 15.76 17.47 7.63 4.91 3.57 3.09



# 8D.3.3Design Line 3 Results, High A & B Distribution Scenario
Table 8D.3.6 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.1 1.6 8.7 53.9 93.9 96.1 53.9 9.4 3.0 1.6 Transformers with No Change in LCC (%) 88.5 78.0 64.3 2.9 0.1 0.0 2.9 61.8 74.2 78.0 Transformers with Net LCC Benefit (%) 10.4 20.4 27.0 43.2 6.0 3.9 43.2 28.9 22.8 20.4 Mean LCC Savings ($) 132 308 351 145 -3488 -4591 145 365 344 308 Mean LCC Savings for those Effected ($) 1142 1398 982 149 -3492 -4591 149 955 1331 1398



# Table 8D.3.7Summary Payback Period Results Design Line 3 Representative Unit, High A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

8.3 7.3 14.8 22.7 34.2 38.3 22.7 14.7 9.7 7.3 88.5 78.0 64.3 2.9 0.1 0.0 2.93 61.75 74.17 77.98 8.7 21.1 34.6 91.1 99.9 100.0 91.11 36.7 25.38 21.07 2.8 1.0 1.1 6.0 0.0 0.0 5.96 1.55 0.45 0.95 555 801 1387 1671 8688 10009 1671 1330 1032 801 99 130 139 105 292 302 105 134 139 130 5.61 6.16 9.98 15.91 29.75 33.14 15.91 9.93 7.42 6.16



## 8D-21

# 8D.3.4Design Line 3 Results, Low Loading Scenario

Table 8D.3.8Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Loading Scenario

Efficiency (%) Transformers with Net LCC Cost (%) Transformers with No Change in LCC (%) Transformers with Net LCC Benefit (%) Mean LCC Savings ($) Mean LCC Savings for those Effected ($) Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38

1.5 1.6 8.9 45.9 87.5 90.7 45.9 9.4 2.9 1.6 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 31.9 39.4 42.0 52.0 12.3 9.3 52.0 43.5 40.6 39.4 935 1245 1255 941 -2957 -4124 941 1291 1319 1245 2800 3033 2464 961 -2962 -4124 961 2442 3032 3033



# Table 8D.3.9Summary Payback Period Results Design Line 3 Representative Unit, Low Loading Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

4.4 5.5 11.6 20.3 32.4 36.5 20.3 11.6 6.9 5.5 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.12 56.51 58.95 31.4 40.4 50.1 93.9 99.8 100.0 93.86 51.8143.1640.43 2.0 0.6 0.8 4.0 0.0 0.0 4.03 1.07 0.33 0.62 532 991 1784 2226 9294 10629 2226 1722 1237 991 200 241 252 187 359 366 187 247 255 241 2.66 4.11 7.08 11.90 25.89 29.04 11.90 6.97 4.85 4.11



# 8D.3.5Design Line 3 Results, High Loading Scenario
Table 8D.3.10 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.4299.38 Transformers with Net LCC Cost (%) 1.4 1.5 6.5 43.1 79.2 83.1 43.1 7.0 2.3 1.5 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 32.0 39.6 44.4 54.8 20.6 16.9 54.8 45.9 41.2 39.6 Mean LCC Savings ($) 1361 1718 1916 1735 -1625 -2687 1735 1952 1830 1718 Mean LCC Savings for those Effected ($) 4079 4185 3762 1773 -1627 -2687 1773 3692 4208 4185



## 8D-22

# Table 8D.3.11 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.6 1.8 9.0 49.4 87.8 90.7 49.4 9.5 3.1 1.8 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 31.8 39.2 42.0 48.5 12.0 9.3 48.5 43.4 40.4 39.2 Mean LCC Savings ($) 987 1260 1293 936 -3055 -4194 936 1325 1328 1260 Mean LCC Savings for those Effected ($) 2957 3069 2538 956 -3060 -4194 956 2506 3053 3069 

# Table 8D.3.12 Summary Payback Period Results Design Line 3 Representative Unit, High Loading Scenario
8D.3.6Design Line 3 Results, Low Electricity Price Scenario

Table 8D.3.13 Summary Payback Period Results Design Line 3 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 4.3 5.7 11.7 21.4 33.7 37.8 21.4 11.7 7.1 5.7 Transformers Unaffected by the TSL (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.12 56.51 58.95 Transformers having Well Defined Payback (%) 31.4 40.4 50.3 93.6 99.8 100.0 93.61 51.9943.1840.36 Transformers having Undefined Payback (%) 2.0 0.7 0.6 4.3 0.0 0.0 4.28 0.89 0.31 0.69 Mean Incremental First Cost ($) 532 991 1784 2226 9294 10629 2226 1722 1237 991 Mean Operating Cost Savings ($) 209 243 257 187 353 362 187 251 256 243 Payback of Average Transformer 2.55 4.08 6.94 11.90 26.33 29.36 11.90 6.86 4.83 4.08



# 8D.3.7Design Line 3 Results, High Electricity Price Scenario
Table 8D.3.14 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.2 1.3 6.6 39.7 78.8 83.4 39.7 7.1 2.2 1.3 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 32.2 39.8 44.3 58.2 21.0 16.6 58.2 45.8 41.3 39.8 Mean LCC Savings ($) 1277 1667 1828 1680 -1627 -2725 1680 1869 1782 1667 Mean LCC Savings for those Effected ($) 3825 4062 3591 1716 -1629 -2725 1716 3534 4098 4062



## 8D-23

# Table 8D.3.15 Summary Payback Period Results Design Line 3 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 3.6 4.6 9.6 17.7 27.6 31.0 17.7 9.7 5.8 4.6 Transformers Unaffected by the TSL (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.12 56.51 58.95 Transformers having Well Defined Payback (%) 31.4 40.4 50.3 93.6 99.8 100.0 93.57 52.0143.1740.35 Transformers having Undefined Payback (%) 2.0 0.7 0.6 4.3 0.0 0.0 4.32 0.87 0.32 0.7 Mean Incremental First Cost ($) 532 991 1784 2226 9294 10629 2226 1722 1237 991 Mean Operating Cost Savings ($) 261 302 320 232 439 450 232 313 319 302 Payback of Average Transformer 2.04 3.28 5.58 9.59 21.17 23.62 9.59 5.50 3.88 3.28



# 8D.3.8Design Line 3 Results, High Load Growth Scenario
Table 8D.3.16 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.5 1.6 6.5 43.4 78.0 82.0 43.4 7.0 2.4 1.6 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 31.9 39.5 44.5 54.5 21.9 18.0 54.5 45.9 41.1 39.5 Mean LCC Savings ($) 1425 1789 2015 1855 -1425 -2472 1855 2052 1906 1789 Mean LCC Savings for those Effected ($) 4268 4358 3957 1895 -1427 -2472 1895 3880 4384 4358



# Table 8D.3.17 Summary Payback Period Results Design Line 3 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 4.0 5.1 10.5 19.4 30.4 34.1 19.4 10.6 6.4 5.1 Transformers Unaffected by the TSL (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.12 56.51 58.95 Transformers having Well Defined Payback (%) 31.4 40.4 50.3 93.6 99.8 100.0 93.59 52.0143.1840.36 Transformers having Undefined Payback (%) 2.0 0.7 0.6 4.3 0.0 0.0 4.3 0.87 0.31 0.69 Mean Incremental First Cost ($) 532 991 1784 2226 9294 10629 2226 1722 1237 991 Mean Operating Cost Savings ($) 235 272 288 209 396 406 209 282 288 272 Payback of Average Transformer 2.26 3.64 6.19 10.65 23.47 26.18 10.65 6.11 4.30 3.64



## 8D-24

# 8D.3.9Design Line 3 Results, Low Equipment Price Scenario
Table 8D.3.18 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 0.1 0.5 3.2 31.8 75.1 80.8 31.8 4.3 1.0 0.5 Transformers with No Change in LCC (%) 74.6 72.5 66.3 9.4 1.8 0.2 9.4 62.5 71.1 72.5 Transformers with Net LCC Benefit (%) 25.4 27.0 30.6 58.8 23.1 19.0 58.8 33.2 28.0 27.0 Mean LCC Savings ($) 1134 1344 1495 1574 -742 -1481 1574 1539 1446 1344 Mean LCC Savings for those Effected ($) 4454 4882 4434 1737 -756 -1485 1737 4105 4996 4882



# Table 8D.3.19 Summary Payback Period Results Design Line 3 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 1.1 2.5 6.7 17.3 26.2 29.8 17.3 7.6 3.8 2.5 Transformers Unaffected by the TSL (%) 74.6 72.5 66.3 9.4 1.8 0.2 9.36 62.51 71.06 72.46 Transformers having Well Defined Payback (%) 13.3 27.3 33.4 83.9 98.1 99.6 83.89 36.98 28.84 27.28 Transformers having Undefined Payback (%) 12.1 0.3 0.3 6.8 0.0 0.1 6.75 0.51 0.1 0.26 Mean Incremental First Cost ($) 24 463 1165 1340 6954 7793 1340 1119 767 463 Mean Operating Cost Savings ($) 270 321 334 182 357 361 182 312 345 321 Payback of Average Transformer 0.09 1.44 3.49 7.36 19.48 21.59 7.36 3.59 2.22 1.44



# 8D.3.10 Design Line 3 Results, High Equipment Price Scenario
Table 8D.3.20 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, High Equipment Price Scenario
Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 6.8 16.4 17.7 65.2 88.7 91.9 65.2 17.7 13.4 16.4 Transformers with No Change in LCC (%) 54.9 24.5 23.6 0.4 0.0 0.0 0.4 23.5 24.2 24.5 Transformers with Net LCC Benefit (%) 38.3 59.0 58.8 34.4 11.3 8.1 34.4 58.8 62.4 59.0 Mean LCC Savings ($) 1093 1372 1440 69 -4060 -5645 69 1456 1494 1372 Mean LCC Savings for those Effected ($) 2426 1818 1884 70 -4060 -5645 70 1903 1971 1818



## 8D-25

# Table 8D.3.21 Summary Payback Period Results Design Line 3 Representative Unit, High Equipment Price ScenarioTrial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 9.1 12.3 12.8 26.3 32.5 36.7 26.3 12.8 11.4 12.3 Transformers Unaffected by the TSL (%) 54.9 24.5 23.6 0.4 0.0 0.0 0.42 23.47 24.16 24.54 Transformers having Well Defined Payback (%) 41.1 74.6 76.4 99.4 100.0 100.0 99.41 76.39 75.57 74.59 Transformers having Undefined Payback (%) 4.0 0.9 0.0 0.2 0.0 0.0 0.17 0.14 0.27 0.87 Mean Incremental First Cost ($) 929 1778 2861 4667 1220814051 4667 2852 2097 1778 Mean Operating Cost Savings ($) 200 213 280 275 462 473 275 280 241 213 Payback of Average Transformer 4.65 8.35 10.22 16.97 26.42 29.71 16.97 10.19 8.70 8.35



# 8D.3.11 Design Line 3 Results, Low Electricity Price Trend Scenario
Table 8D.3.22 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.5 1.5 7.9 45.4 84.5 88.0 45.4 8.3 2.6 1.5 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 31.9 39.6 43.0 52.5 15.3 12.0 52.5 44.6 40.9 39.6 Mean LCC Savings ($) 1103 1423 1507 1234 -2484 -3607 1234 1542 1509 1423 Mean LCC Savings for those Effected ($) 3304 3466 2959 1260 -2488 -3607 1260 2917 3471 3466



# Table 8D.3.23 Summary Payback Period Results Design Line 3 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 4.0 5.2 10.6 19.6 30.7 34.4 19.6 10.7 6.5 5.2 Transformers Unaffected by the TSL (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.12 56.51 58.95 Transformers having Well Defined Payback (%) 31.4 40.4 50.3 93.6 99.8 100.0 93.59 52.0143.1840.36 Transformers having Undefined Payback (%) 2.0 0.7 0.6 4.3 0.0 0.0 4.3 0.87 0.31 0.69 Mean Incremental First Cost ($) 532 991 1784 2226 9294 10629 2226 1722 1237 991 Mean Operating Cost Savings ($) 232 269 285 207 392 401 207 278 284 269 Payback of Average Transformer 2.29 3.68 6.26 10.75 23.71 26.51 10.75 6.19 4.36 3.68



## 8D-26

# 8D.3.12 Design Line 3 Results, High Electricity Price Trend Scenario
Table 8D.3.24 Summary Life-cycle Cost Results for Design Line 3 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.38 99.46 99.54 99.74 99.75 99.54 99.47 99.42 99.38 Transformers with Net LCC Cost (%) 1.3 1.4 7.4 43.4 82.7 86.6 43.4 7.9 2.5 1.4 Transformers with No Change in LCC (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.1 47.1 56.5 59.0 Transformers with Net LCC Benefit (%) 32.1 39.7 43.5 54.5 17.1 13.4 54.5 45.0 41.0 39.7 Mean LCC Savings ($) 1160 1503 1613 1381 -2202 -3317 1381 1650 1599 1503 Mean LCC Savings for those Effected ($) 3476 3662 3167 1410 -2205 -3317 1410 3120 3677 3662



# Table 8D.3.25 Summary Payback Period Results Design Line 3 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 3.9 5.0 10.4 19.2 30.0 33.7 19.2 10.5 6.3 5.0 Transformers Unaffected by the TSL (%) 66.6 59.0 49.1 2.1 0.2 0.0 2.11 47.1256.5158.95 Transformers having Well Defined Payback (%) 31.4 40.4 50.3 93.6 99.8 100.0 93.5952.0143.1740.35 Transformers having Undefined Payback (%) 2.0 0.7 0.6 4.3 0.0 0.0 4.3 0.87 0.32 0.7 Mean Incremental First Cost ($) 532 991 1784 2226 9294 106292226 1722 1237 991 Mean Operating Cost Savings ($) 238 276 292 212 401 411 212 285 291 276 Payback of Average Transformer 2.24 3.59 6.11 10.5023.1825.86 10.50 6.04 4.25 3.59



## 8D-27

# 8D.4DESIGN LINE 4 RESULTS

Figure 8.D.4Mean LCC Savings ($) by Scenario for Design Line 4

Table 8D.4.1LCC Savings ($), Summary Tabl e for Design Line 4 Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.9 99.0899.2699.2699.5899.6199.1999.0899.0899.08 Baseline 368 503 737 737 -780-1586 397 503 503 503 High Load Growth 477 652 782 782 -370-1137 550 652 652 652 Non Evaluating A & B Distribution 1213 140717421742 66 -735 1082140714071407 High Evaluating A & B Distribution 85 200 401 401-1067-1874 170 200 200 200 Low Loading 296 404 707 707-1054-1885297 404 404 404 High Loading 452 619 772 772 -462-1238 515 619 619 619 Low Electricity Price 295 369 512 512-1124-1944204 369 369 369 High Electricity Price 441 637 962 962 -437-1228 591 637 637 637 Low Equipment Price Scenario 295 369 512 512-1124-1944204 369 369 369 High Equipment Price Scenario 259 431 897 897-1692-2735 892 431 431 431 Low Electricity Price Trend Scenario353 476 692 692 -849-1658 359 476 476 476 High Electricity Price Trend 382 529 781 781 -713-1516435 529 529 529 Scenario



## 8D-28

# 8D.4.1Design Line 4 Results, Baseline Scenario
Table 8D.4.2 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Basel ine Scenario

Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 9.6 20.7 18.9 18.9 78.0 86.9 32.4 20.7 20.7 20.7 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 36.0 58.7 68.2 68.2 21.9 13.1 54.6 58.7 58.7 58.7 Mean LCC Savings ($) 368 503 737 737 -780 -1586 397 503 503 503 Mean LCC Savings for those Effected ($) 808 634 847 847 -781 -1586 457 634 634 634 

# Table 8D.4.3 Summary Payback Period Results Design Line 4 Representative Unit, Baseline Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

12.7 14.4 13.1 13.1 30.7 35.7 16.7 14.4 14.4 14.4 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 43.5 77.2 87.0 87.0 99.4 99.9 86.92 77.17 77.17 77.17 2.1 2.2 0.0 0.0 0.4 0.1 0.11 2.23 2.23 2.23 669 947 1622 1622 4086 5054 1650 947 947 947 86 91 143 143 186 194 121 91 91 91 7.78 10.41 11.34 11.34 21.97 26.05 13.64 10.41 10.41 10.41



# 8D.4.2Design Line 4 Results, Low A & B Distribution Scenario

Table 8D.4.4Summar y Life-cycle Cost Results for Design Line 4 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 8.4 9.6 7.4 7.4 55.9 69.8 24.1 9.6 9.6 9.6 Transformers with No Change in LCC (%) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Transformers with Net LCC Benefit (%) 91.6 90.4 92.6 92.6 44.1 30.2 75.9 90.4 90.4 90.4 Mean LCC Savings ($) 1213 1407 1742 1742 66 -735 1082 1407 1407 1407 Mean LCC Savings for those Effected ($) 1213 1407 1742 1742 66 -735 1082 1407 1407 1407



## 8D-29

# Table 8D.4.5Summary Payback Period Results Design Line 4 Representative Unit, Low A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

8.4 9.9 9.9 9.9 19.3 22.5 13.5 9.9 9.9 9.9 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 100.0 100.0 100.0 100.0 100.0 100.0 100 100 100 100 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 867 1472 2023 2023 5114 6084 2335 1472 1472 1472 121 168 219 219 295 303 197 168 168 168 7.17 8.76 9.24 9.24 17.34 20.08 11.85 8.76 8.76 8.76



# 8D.4.3Design Line 4 Results, High A & B Distribution Scenario
Table 8D.4.6 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 9.3 23.8 22.4 22.4 85.3 92.5 34.7 23.8 23.8 23.8 Transformers with No Change in LCC (%) 72.4 28.3 17.4 17.4 0.2 0.0 17.4 28.3 28.3 28.3 Transformers with Net LCC Benefit (%) 18.3 47.9 60.2 60.2 14.5 7.5 47.9 47.9 47.9 47.9 Mean LCC Savings ($) 85 200 401 401 -1067 -1874 170 200 200 200 Mean LCC Savings for those Effected ($) 309 279 485 485 -1069 -1874 205 279 279 279



# Table 8D.4.7Summary Payback Period Results Design Line 4 Representative Unit, High A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

17.7 16.7 14.4 14.4 34.4 39.9 18.2 16.7 16.7 16.7 72.4 28.3 17.4 17.4 0.2 0.0 17.4 28.27 28.27 28.27 24.9 68.7 82.6 82.6 99.2 99.8 82.37 68.69 68.69 68.69 2.7 3.0 0.1 0.1 0.6 0.2 0.23 3.04 3.04 3.04 439 711 1461 1461 3742 4707 1380 711 711 711 43 57 112 112 150 157 91 57 57 57 10.21 12.47 13.04 13.04 24.95 29.98 15.16 12.47 12.47 12.47



## 8D-30

# 8D.4.4Design Line 4 Results, Low Loading Scenario

Table 8D.4.8Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Loading Scenario

Efficiency (%) Transformers with Net LCC Cost (%) Transformers with No Change in LCC (%) Transformers with Net LCC Benefit (%) Mean LCC Savings ($) Mean LCC Savings for those Effected ($) Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 11.5 23.5 19.0 19.0 83.4 91.2 35.1 23.5 23.5 23.5 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 34.1 55.9 68.0 68.0 16.5 8.8 51.9 55.9 55.9 55.9 296 404 707 707 -1054 -1885 297 404 404 404 649 509 812 812 -1055 -1885 341 509 509 509 

# Table 8D.4.9Summary Payback Period Results Design Line 4 Representative Unit, Low Loading Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

14.1 15.7 13.1 13.1 33.0 38.6 17.6 15.7 15.7 15.7 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 42.9 77.0 87.0 87.0 98.8 99.8 86.94 77.03 77.03 77.03 2.7 2.4 0.0 0.0 1.0 0.2 0.09 2.37 2.37 2.37 669 947 1622 1622 4086 5054 1650 947 947 947 76 84 141 141 170 176 114 84 84 84 8.80 11.27 11.50 11.50 24.04 28.72 14.47 11.27 11.27 11.27



# 8D.4.5Design Line 4 Results, High Loading Scenario
Table 8D.4.10 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 7.8 17.9 19.1 19.1 72.0 81.7 30.2 17.9 17.9 17.9 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 37.8 61.5 67.9 67.9 27.8 18.3 56.9 61.5 61.5 61.5 Mean LCC Savings ($) 452 619 772 772 -462 -1238 515 619 619 619 Mean LCC Savings for those Effected ($) 993 779 887 887 -463 -1238 591 779 779 779



## 8D-31

# Table 8D.4.11 Summary Payback Period Results Design Line 4 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 11.1 13.3 13.2 13.2 28.2 32.9 16.1 13.3 13.3 13.3 Transformers Unaffected by the TSL (%) 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 Transformers having Well Defined Payback (%) 43.8 77.2 87.0 87.0 99.7 100.0 86.91 77.23 77.23 77.23 Transformers having Undefined Payback (%) 1.8 2.2 0.1 0.1 0.2 0.0 0.12 2.17 2.17 2.17 Mean Incremental First Cost ($) 669 947 1622 1622 4086 5054 1650 947 947 947 Mean Operating Cost Savings ($) 97 100 145 145 205 214 129 100 100 100 Payback of Average Transformer 6.90 9.47 11.19 11.19 19.93 23.62 12.79 9.47 9.47 9.47



# 8D.4.6Design Line 4 Results, Low Electricity Price Scenario
Table 8D.4.12 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 11.0 24.3 24.6 24.6 85.1 91.9 40.0 24.3 24.3 24.3 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 34.6 55.1 62.5 62.5 14.7 8.1 47.0 55.1 55.1 55.1 Mean LCC Savings ($) 295 369 512 512 -1124 -1944 204 369 369 369 Mean LCC Savings for those Effected ($) 648 465 588 588 -1125 -1944 235 465 465 465



# Table 8D.4.13 Summary Payback Period Results Design Line 4 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 14.0 16.0 14.5 14.5 33.6 39.0 18.6 16.0 16.0 16.0 Transformers Unaffected by the TSL (%) 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 Transformers having Well Defined Payback (%) 43.4 77.1 87.0 87.0 99.4 99.9 86.93 77.14 77.14 77.14 Transformers having Undefined Payback (%) 2.1 2.3 0.0 0.0 0.5 0.1 0.1 2.26 2.26 2.26 Mean Incremental First Cost ($) 669 947 1622 1622 4086 5054 1650 947 947 947 Mean Operating Cost Savings ($) 76 81 127 127 166 173 108 81 81 81 Payback of Average Transformer 8.80 11.69 12.77 12.77 24.61 29.21 15.28 11.69 11.69 11.69



## 8D-32

# 8D.4.7Design Line 4 Results, High Electricity Price Scenario
Table 8D.4.14 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 8.4 17.7 15.0 15.0 70.7 81.1 26.8 17.7 17.7 17.7 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 37.1 61.7 72.1 72.1 29.2 18.9 60.2 61.7 61.7 61.7 Mean LCC Savings ($) 441 637 962 962 -437 -1228 591 637 637 637 Mean LCC Savings for those Effected ($) 968 803 1106 1106 -437 -1228 679 803 803 803



# Table 8D.4.15 Summary Payback Period Results Design Line 4 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 11.6 13.2 11.9 11.9 28.3 33.0 15.2 13.2 13.2 13.2 Transformers Unaffected by the TSL (%) 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 Transformers having Well Defined Payback (%) 43.5 77.2 87.0 87.0 99.5 99.9 86.92 77.18 77.18 77.18 Transformers having Undefined Payback (%) 2.1 2.2 0.0 0.0 0.4 0.1 0.11 2.22 2.22 2.22 Mean Incremental First Cost ($) 669 947 1622 1622 4086 5054 1650 947 947 947 Mean Operating Cost Savings ($) 95 101 158 158 207 215 134 101 101 101 Payback of Average Transformer 7.04 9.38 10.27 10.27 19.74 23.51 12.31 9.38 9.38 9.38



# 8D.4.8Design Line 4 Results, High Load Growth Scenario
Table 8D.4.16 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 7.6 17.7 19.4 19.4 70.4 80.0 29.7 17.7 17.7 17.7 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 38.0 61.7 67.6 67.6 29.5 20.0 57.3 61.7 61.7 61.7 Mean LCC Savings ($) 477 652 782 782 -370 -1137 550 652 652 652 Mean LCC Savings for those Effected ($) 1047 822 899 899 -371 -1137 631 822 822 822



## 8D-33

# Table 8D.4.17 Summary Payback Period Results Design Line 4 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.7 14.4 13.1 13.1 30.7 35.7 16.7 14.4 14.4 14.4 Transformers Unaffected by the TSL (%) 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 Transformers having Well Defined Payback (%) 43.5 77.2 87.0 87.0 99.4 99.9 86.92 77.17 77.17 77.17 Transformers having Undefined Payback (%) 2.1 2.2 0.0 0.0 0.4 0.1 0.11 2.23 2.23 2.23 Mean Incremental First Cost ($) 669 947 1622 1622 4086 5054 1650 947 947 947 Mean Operating Cost Savings ($) 86 91 143 143 186 194 121 91 91 91 Payback of Average Transformer 7.78 10.41 11.34 11.34 21.97 26.05 13.64 10.41 10.41 10.41



# 8D.4.9Design Line 4 Results, Low Equipment Price Scenario
Table 8D.4.18 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 2.7 14.9 36.3 36.3 63.5 77.6 42.1 14.9 14.9 14.9 Transformers with No Change in LCC (%) 67.7 48.3 15.7 15.7 1.5 0.0 19.5 48.3 48.3 48.3 Transformers with Net LCC Benefit (%) 29.6 36.8 48.0 48.0 35.1 22.4 38.4 36.8 36.8 36.8 Mean LCC Savings ($) 442 454 405 405 6 -655 293 454 454 454 Mean LCC Savings for those Effected ($) 1367 878 481 481 6 -655 364 878 878 878



# Table 8D.4.19 Summary Payback Period Results Design Line 4 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 6.6 15.0 19.1 19.1 26.7 32.7 24.1 15.0 15.0 15.0 Transformers Unaffected by the TSL (%) 67.7 48.3 15.7 15.7 1.5 0.0 19.4748.3348.3348.33 Transformers having Well Defined Payback (%) 31.7 50.9 83.9 83.9 97.9 99.7 79.02 50.86 50.86 50.86 Transformers having Undefined Payback (%) 0.6 0.8 0.4 0.4 0.7 0.3 1.51 0.81 0.81 0.81 Mean Incremental First Cost ($) 404 804 1416 1416 2815 3599 1171 804 804 804 Mean Operating Cost Savings ($) 104 97 109 109 161 166 88 97 97 97 Payback of Average Transformer 3.88 8.29 12.99 12.99 17.48 21.68 13.31 8.29 8.29 8.29



## 8D-34

# 8D.4.10 Design Line 4 Results, High Equipment Price Scenario
Table 8D.4.20 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 23.7 27.5 11.1 11.1 87.7 93.4 11.4 27.5 27.5 27.5 Transformers with No Change in LCC (%) 36.8 14.8 14.7 14.7 0.0 0.0 14.7 14.8 14.8 14.8 Transformers with Net LCC Benefit (%) 39.5 57.8 74.2 74.2 12.3 6.6 73.9 57.8 57.8 57.8 Mean LCC Savings ($) 259 431 897 897 -1692 -2735 892 431 431 431 Mean LCC Savings for those Effected ($) 410 505 1052 1052 -1692 -2735 1047 505 505 505



# Table 8D.4.21 Summary Payback Period Results Design Line 4 Representative Unit, High Equipment Price ScenarioTrial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 19.1 16.1 11.5 11.5 35.0 40.2 11.6 16.1 16.1 16.1 Transformers Unaffected by the TSL (%) 36.8 14.8 14.7 14.7 0.0 0.0 14.74 14.75 14.75 14.75 Transformers having Well Defined Payback (%) 60.8 85.0 85.2 85.2 99.8 100.0 85.19 84.99 84.99 84.99 Transformers having Undefined Payback (%) 2.4 0.3 0.1 0.1 0.2 0.0 0.07 0.26 0.26 0.26 Mean Incremental First Cost ($) 905 1566 1700 1700 5322 6542 1701 1566 1566 1566 Mean Operating Cost Savings ($) 76 119 159 159 203 210 159 119 119 119 Payback of Average Transformer 11.91 13.16 10.69 10.69 26.22 31.15 10.70 13.16 13.16 13.16



# 8D.4.11 Design Line 4 Results, Low Electricity Price Trend Scenario
Table 8D.4.22 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 9.9 21.3 19.9 19.9 79.3 87.9 33.8 21.3 21.3 21.3 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 35.7 58.1 67.1 67.1 20.6 12.1 53.2 58.1 58.1 58.1 Mean LCC Savings ($) 353 476 692 692 -849 -1658 359 476 476 476 Mean LCC Savings for those Effected ($) 776 600 795 795 -850 -1658 412 600 600 600



## 8D-35

# Table 8D.4.23 Summary Payback Period Results Design Line 4 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.8 14.6 13.2 13.2 31.0 36.1 16.9 14.6 14.6 14.6 Transformers Unaffected by the TSL (%) 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 Transformers having Well Defined Payback (%) 43.5 77.2 87.0 87.0 99.4 99.9 86.92 77.16 77.16 77.16 Transformers having Undefined Payback (%) 2.1 2.2 0.0 0.0 0.5 0.1 0.11 2.24 2.24 2.24 Mean Incremental First Cost ($) 669 947 1622 1622 4086 5054 1650 947 947 947 Mean Operating Cost Savings ($) 85 90 141 141 184 191 120 90 90 90 Payback of Average Transformer 7.87 10.52 11.50 11.50 22.21 26.46 13.75 10.52 10.52 10.52



# 8D.4.12 Design Line 4 Results, High Electricity Price Trend Scenario
Table 8D.4.24 Summary Life-cycle Cost Results for Design Line 4 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 98.90 99.08 99.26 99.26 99.58 99.61 99.19 99.08 99.08 99.08 Transformers with Net LCC Cost (%) 9.3 20.1 18.2 18.2 76.7 85.8 31.3 20.1 20.1 20.1 Transformers with No Change in LCC (%) 54.4 20.6 13.0 13.0 0.1 0.0 13.0 20.6 20.6 20.6 Transformers with Net LCC Benefit (%) 36.3 59.3 68.8 68.8 23.2 14.2 55.7 59.3 59.3 59.3 Mean LCC Savings ($) 382 529 781 781 -713 -1516 435 529 529 529 Mean LCC Savings for those Effected ($) 839 667 897 897 -714 -1516 500 667 667 667



# Table 8D.4.25 Summary Payback Period Results Design Line 4 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 12.5 14.3 13.0 13.0 30.5 35.4 16.6 14.3 14.3 14.3 Transformers Unaffected by the TSL (%) 54.4 20.6 13.0 13.0 0.1 0.0 12.97 20.6 20.6 20.6 Transformers having Well Defined Payback (%) 43.5 77.2 87.0 87.0 99.5 99.9 86.9277.1777.1777.17 Transformers having Undefined Payback (%) 2.1 2.2 0.0 0.0 0.4 0.1 0.11 2.23 2.23 2.23 Mean Incremental First Cost ($) 669 947 1622 1622 4086 5054 1650 947 947 947 Mean Operating Cost Savings ($) 87 93 144 144 188 196 123 93 93 93 Payback of Average Transformer 7.69 10.1811.2611.2621.7325.7913.4110.1810.1810.18



## 8D-36

# 8D.5DESIGN LINE 5 RESULTS

Figure 8.D.5Mean LCC Savings ($) by Scenario for Design Line 5

Table 8D.5.1LCC Savings ($), Summary Tabl e for Design Line 5 Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.3 99.3699.4299.4799.7199.7199.5499.4799.4299.42 Baseline 1597 216824802626-5905-59051193262624802480 High Load Growth 2233 297834993844-3574-35741951384434993499 Non Evaluating A & B Distribution 5713 724779868326 -685 -6857004832679867986 High Evaluating A & B Distribution 246 475 664 741-7635-7635-719 741 664 664 Low Loading 1135 158117431744-7596-7596 643 174417431743 High Loading 2134 284933373651-3941-39411832365133373337 Low Electricity Price 1329 1774 19571954-7602-7602 127 195419571957 High Electricity Price 1865 256130033297-4209-42092258329730033003 Low Equipment Price Scenario 1329 177419571954-7602-7602 127 195419571957 High Equipment Price Scenario 1426 200624081831-12403-124031545183124082408 Low Electricity Price Trend Scenario1544 209023762492-6242-6242 981 249223762376 High Electricity Price Trend 1648 224325812755-5580-55801397275525812581 Scenario



## 8D-37

# 8D.5.1Design Line 5 Results, Baseline Scenario
Table 8D.5.2 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Basel ine Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 5.1 4.8 12.6 21.4 84.8 84.8 52.3 21.4 12.6 12.6 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 28.2 33.5 41.9 45.6 15.2 15.2 43.1 45.6 41.9 41.9 Mean LCC Savings ($) 1597 2168 2480 2626 -5905 -5905 1193 2626 2480 2480 Mean LCC Savings for those Effected ($) 4788 5657 4547 3921 -5907 -5907 1251 3921 4547 4547


# Table 8D.5.3 Summary Payback Period Results Design Line 5 Representative Unit, Baseline Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

9.0 8.8 12.4 14.1 28.4 28.4 20.0 14.1 12.4 12.4 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 32.2 37.9 53.8 66.4 99.9 99.9 95.26 66.44 53.82 53.82 1.2 0.4 0.7 0.5 0.1 0.1 0.09 0.53 0.72 0.72 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 473 613 576 606 1047 1047 710 606 576 576 5.09 6.02 7.40 8.90 21.61 21.61 13.79 8.90 7.40 7.40



# 8D.5.2Design Line 5 Results, Low A & B Distribution Scenario

Table 8D.5.4Summar y Life-cycle Cost Results for Design Line 5 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 12.8 10.2 13.5 16.9 63.1 63.1 20.7 16.9 13.5 13.5 Transformers with No Change in LCC (%) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 Transformers with Net LCC Benefit (%) 87.3 89.8 86.5 83.1 36.9 36.9 79.3 83.1 86.5 86.5 Mean LCC Savings ($) 5713 7247 7986 8326 -685 -685 7004 8326 7986 7986 Mean LCC Savings for those Effected ($) 5713 7247 7986 8326 -685 -685 7004 8326 7986 7986



## 8D-38

# Table 8D.5.5Summary Payback Period Results Design Line 5 Representative Unit, Low A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

8.3 8.0 8.8 9.7 19.5 19.5 11.4 9.7 8.8 8.8 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0 0 99.3 100.0 100.0 100.0 100.0 100.0 100 100 100 100 0.7 0.0 0.0 0.0 0.0 0.0 0 0 0 0 2545 4214 5869 7972 283472834712861 7972 5869 5869 546 755 911 1068 1763 1763 1293 1068 911 911 4.66 5.58 6.44 7.46 16.08 16.08 9.95 7.46 6.44 6.44



# 8D.5.3Design Line 5 Results, High A & B Distribution Scenario
Table 8D.5.6 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 2.8 3.5 12.6 22.5 92.3 92.3 62.6 22.5 12.6 12.6 Transformers with No Change in LCC (%) 88.5 81.4 60.4 44.0 0.0 0.0 6.5 44.0 60.4 60.4 Transformers with Net LCC Benefit (%) 8.7 15.0 27.0 33.5 7.7 7.7 31.0 33.5 27.0 27.0 Mean LCC Savings ($) 246 475 664 741 -7635 -7635 -719 741 664 664 Mean LCC Savings for those Effected ($) 2138 2556 1676 1322 -7638 -7638 -768 1322 1676 1676



# Table 8D.5.7Summary Payback Period Results Design Line 5 Representative Unit, High A & B Distribution Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

11.4 11.2 15.6 16.7 31.5 31.5 23.1 16.7 15.6 15.6 88.5 81.4 60.4 44.0 0.0 0.0 6.47 43.99 60.41 60.41 10.4 17.9 38.6 55.1 99.8 99.8 93.35 55.1 38.59 38.59 1.1 0.7 1.0 0.9 0.2 0.2 0.18 0.91 1 1 2053 2778 2959 3881 2072920729 8704 3881 2959 2959 273 348 299 334 809 809 504 334 299 299 7.52 7.98 9.90 11.62 25.62 25.62 17.27 11.62 9.90 9.90



## 8D-39

# 8D.5.4Design Line 5 Results, Low Loading Scenario

Table 8D.5.8Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Loading Scenario

Efficiency (%) Transformers with Net LCC Cost (%) Transformers with No Change in LCC (%) Transformers with Net LCC Benefit (%) Mean LCC Savings ($) Mean LCC Savings for those Effected ($) Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42

6.5 6.7 15.5 25.3 89.7 89.7 53.3 25.3 15.5 15.5 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 26.8 31.6 39.1 41.7 10.3 10.3 42.0 41.7 39.1 39.1 1135 1581 1743 1744 -7596 -7596 643 1744 1743 1743 3404 4127 3195 2603 -7598 -7598 674 2603 3195 3195



# Table 8D.5.9Summary Payback Period Results Design Line 5 Representative Unit, Low Loading Scenario

Mean Payback (Years) Transformers Unaffected by the TSL (%) Transformers having Well Defined Payback (%) Transformers having Undefined Payback (%) Mean Incremental First Cost ($) Mean Operating Cost Savings ($) Payback of Average Transformer Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D

11.1 10.3 14.1 15.8 30.7 30.7 20.8 15.8 14.1 14.1 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 32.0 37.9 53.8 66.4 99.7 99.7 95.33 66.36 53.76 53.76 1.4 0.5 0.8 0.6 0.3 0.3 0.02 0.61 0.78 0.78 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 382 513 487 519 935 935 672 519 487 487 6.31 7.20 8.76 10.39 24.20 24.20 14.57 10.39 8.76 8.76



# 8D.5.5Design Line 5 Results, High Loading Scenario
Table 8D.5.10 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 4.1 3.6 10.6 17.8 79.2 79.2 51.9 17.8 10.6 10.6 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 29.2 34.7 43.9 49.2 20.7 20.7 43.5 49.2 43.9 43.9 Mean LCC Savings ($) 2134 2849 3337 3651 -3941 -3941 1832 3651 3337 3337 Mean LCC Savings for those Effected ($) 6398 7434 6118 5451 -3942 -3942 1921 5451 6118 6118



## 8D-40

# Table 8D.5.11 Summary Payback Period Results Design Line 5 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 7.5 7.6 10.9 12.6 26.2 26.2 19.4 12.6 10.9 10.9 Transformers Unaffected by the TSL (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 Transformers having Well Defined Payback (%) 32.3 37.9 53.7 66.4 99.9 99.9 95.11 66.41 53.72 53.72 Transformers having Undefined Payback (%) 1.1 0.4 0.8 0.6 0.0 0.0 0.24 0.56 0.82 0.82 Mean Incremental First Cost ($) 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 Mean Operating Cost Savings ($) 579 730 679 707 1177 1177 754 707 679 679 Payback of Average Transformer 4.16 5.06 6.28 7.63 19.22 19.22 12.99 7.63 6.28 6.28



# 8D.5.6Design Line 5 Results, Low Electricity Price Scenario
Table 8D.5.12 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 5.8 6.0 15.1 25.3 89.1 89.1 60.8 25.3 15.1 15.1 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 27.5 32.3 39.5 41.7 10.9 10.9 34.6 41.7 39.5 39.5 Mean LCC Savings ($) 1329 1774 1957 1954 -7602 -7602 127 1954 1957 1957 Mean LCC Savings for those Effected ($) 3984 4629 3588 2918 -7604 -7604 133 2918 3588 3588



# Table 8D.5.13 Summary Payback Period Results Design Line 5 Representative Unit, Low Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 10.0 9.8 13.7 15.7 31.4 31.4 22.1 15.7 13.7 13.7 Transformers Unaffected by the TSL (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 Transformers having Well Defined Payback (%) 32.2 37.9 53.8 66.5 99.8 99.8 95.26 66.45 53.81 53.81 Transformers having Undefined Payback (%) 1.2 0.4 0.7 0.5 0.2 0.2 0.09 0.52 0.73 0.73 Mean Incremental First Cost ($) 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 Mean Operating Cost Savings ($) 420 545 513 540 935 935 636 540 513 513 Payback of Average Transformer 5.74 6.78 8.31 9.98 24.20 24.20 15.40 9.98 8.31 8.31



## 8D-41

# 8D.5.7Design Line 5 Results, High Electricity Price Scenario
Table 8D.5.14 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 4.5 4.0 10.9 18.2 79.9 79.9 45.0 18.2 10.9 10.9 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 28.8 34.3 43.7 48.8 20.0 20.0 50.3 48.8 43.7 43.7 Mean LCC Savings ($) 1865 2561 3003 3297 -4209 -4209 2258 3297 3003 3003 Mean LCC Savings for those Effected ($) 5593 6684 5507 4924 -4211 -4211 2369 4924 5507 5507



# Table 8D.5.15 Summary Payback Period Results Design Line 5 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 8.1 8.0 11.3 12.9 26.0 26.0 18.3 12.9 11.3 11.3 Transformers Unaffected by the TSL (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 Transformers having Well Defined Payback (%) 32.2 37.9 53.8 66.5 99.9 99.9 95.26 66.47 53.81 53.81 Transformers having Undefined Payback (%) 1.2 0.4 0.7 0.5 0.1 0.1 0.09 0.5 0.73 0.73 Mean Incremental First Cost ($) 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 Mean Operating Cost Savings ($) 526 680 639 672 1159 1159 784 672 639 639 Payback of Average Transformer 4.58 5.43 6.67 8.02 19.52 19.52 12.49 8.02 6.67 6.67



# 8D.5.8Design Line 5 Results, High Load Growth Scenario

8D.5.9Design Line 5 Results, High Load Growth Scenario
Table 8D.5.16 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 4.2 3.6 10.5 17.6 78.3 78.3 52.0 17.6 10.5 10.5 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 29.1 34.7 44.1 49.4 21.6 21.6 43.3 49.4 44.1 44.1 Mean LCC Savings ($) 2233 2978 3499 3844 -3574 -3574 1951 3844 3499 3499 Mean LCC Savings for those Effected ($) 6696 7771 6415 5740 -3575 -3575 2046 5740 6415 6415



## 8D-42

# Table 8D.5.17 Summary Payback Period Results Design Line 5 Representative Unit, High Load Growth Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 9.0 8.8 12.4 14.1 28.4 28.4 20.0 14.1 12.4 12.4 Transformers Unaffected by the TSL (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 Transformers having Well Defined Payback (%) 32.2 37.9 53.8 66.4 99.9 99.9 95.26 66.44 53.82 53.82 Transformers having Undefined Payback (%) 1.2 0.4 0.7 0.5 0.1 0.1 0.09 0.53 0.72 0.72 Mean Incremental First Cost ($) 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 Mean Operating Cost Savings ($) 473 613 576 606 1047 1047 710 606 576 576 Payback of Average Transformer 5.09 6.02 7.40 8.90 21.61 21.61 13.79 8.90 7.40 7.40



# 8D.5.10 Design Line 5 Results, Low Equipment Price Scenario
Table 8D.5.18 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 1.1 1.7 6.5 12.5 73.9 73.9 53.4 12.5 6.5 6.5 Transformers with No Change in LCC (%) 74.1 71.5 60.6 47.7 1.1 1.1 11.7 47.7 60.6 60.6 Transformers with Net LCC Benefit (%) 24.8 26.9 32.9 39.8 25.1 25.1 35.0 39.8 32.9 32.9 Mean LCC Savings ($) 1773 2329 2590 2846 -1152 -1152 1440 2846 2590 2590 Mean LCC Savings for those Effected ($) 6849 8170 6570 5447 -1165 -1165 1630 5447 6570 6569



# Table 8D.5.19 Summary Payback Period Results Design Line 5 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 3.8 5.3 9.8 11.6 24.5 24.5 22.0 11.6 9.8 9.8 Transformers Unaffected by the TSL (%) 74.1 71.5 60.6 47.7 1.1 1.1 11.6647.74 60.58 60.57 Transformers having Well Defined Payback (%) 25.7 28.4 38.4 51.7 98.4 98.4 88.02 51.72 38.44 38.45 Transformers having Undefined Payback (%) 0.2 0.1 1.0 0.5 0.5 0.5 0.32 0.54 0.98 0.98 Mean Incremental First Cost ($) 1153 2349 2915 3978 1575915759 7481 3978 2915 2915 Mean Operating Cost Savings ($) 530 695 624 617 928 928 586 617 624 624 Payback of Average Transformer 2.18 3.38 4.67 6.45 16.98 16.98 12.77 6.45 4.67 4.67



## 8D-43

# 8D.5.11 Design Line 5 Results, High Equipment Price Scenario
Table 8D.5.20 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 15.6 15.9 19.9 41.3 91.4 91.4 49.3 41.3 19.9 19.9 Transformers with No Change in LCC (%) 54.8 43.5 32.2 16.5 0.0 0.0 4.2 16.5 32.2 32.2 Transformers with Net LCC Benefit (%) 29.6 40.7 47.9 42.2 8.6 8.6 46.5 42.2 47.9 47.9 Mean LCC Savings ($) 1426 2006 2408 1831-12403-124031545 1831 2408 2408 Mean LCC Savings for those Effected ($) 3154 3549 3552 2194-12403-124031612 2194 3552 3552



# Table 8D.5.21 Summary Payback Period Results Design Line 5 Representative Unit, High Equipment Price ScenarioTrial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 16.2 13.5 13.3 19.6 34.1 34.1 16.3 19.6 13.3 13.3 Transformers Unaffected by the TSL (%) 54.8 43.5 32.2 16.5 0.0 0.0 4.17 16.52 32.22 32.22 Transformers having Well Defined Payback (%) 41.5 54.9 67.5 81.9 100.0 100.0 95.66 81.94 67.52 67.52 Transformers having Undefined Payback (%) 3.8 1.6 0.3 1.5 0.0 0.0 0.17 1.54 0.26 0.26 Mean Incremental First Cost ($) 3353 5029 6271 7471 315593155911620 7471 6271 6271 Mean Operating Cost Savings ($) 425 558 638 624 1181 1181 852 624 638 638 Payback of Average Transformer 7.89 9.01 9.83 11.97 26.72 26.72 13.64 11.97 9.83 9.83



# 8D.5.12 Design Line 5 Results, Low Electricity Price Trend Scenario
Table 8D.5.22 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 5.2 5.0 13.0 22.0 85.7 85.7 53.9 22.0 13.0 13.0 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 28.1 33.3 41.5 45.0 14.2 14.2 41.4 45.0 41.5 41.5 Mean LCC Savings ($) 1544 2090 2376 2492 -6242 -6242 981 2492 2376 2376 Mean LCC Savings for those Effected ($) 4629 5453 4357 3722 -6244 -6244 1029 3722 4357 4357



## 8D-44

# Table 8D.5.23 Summary Payback Period Results Design Line 5 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 9.1 8.9 12.6 14.2 28.7 28.7 20.2 14.2 12.6 12.6 Transformers Unaffected by the TSL (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 Transformers having Well Defined Payback (%) 32.2 37.9 53.8 66.4 99.9 99.9 95.26 66.44 53.82 53.82 Transformers having Undefined Payback (%) 1.2 0.4 0.7 0.5 0.1 0.1 0.09 0.53 0.72 0.72 Mean Incremental First Cost ($) 2409 3693 4265 5391 2262422624 9794 5391 4265 4265 Mean Operating Cost Savings ($) 467 606 569 599 1035 1035 702 599 569 569 Payback of Average Transformer 5.16 6.09 7.50 9.00 21.86 21.86 13.95 9.00 7.50 7.50



# 8D.5.13 Design Line 5 Results, High Electricity Price Trend Scenario
Table 8D.5.24 Summary Life-cycle Cost Results for Design Line 5 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Efficiency (%) 99.30 99.36 99.42 99.47 99.71 99.71 99.54 99.47 99.42 99.42 Transformers with Net LCC Cost (%) 5.0 4.7 12.3 20.7 83.8 83.8 50.9 20.7 12.3 12.3 Transformers with No Change in LCC (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.7 33.0 45.5 45.5 Transformers with Net LCC Benefit (%) 28.3 33.7 42.3 46.3 16.1 16.1 44.5 46.3 42.3 42.3 Mean LCC Savings ($) 1648 2243 2581 2755 -5580 -5580 1397 2755 2581 2581 Mean LCC Savings for those Effected ($) 4943 5854 4732 4113 -5581 -5581 1466 4113 4732 4732



# Table 8D.5.25 Summary Payback Period Results Design Line 5 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 A B C D Mean Payback (Years) 8.9 8.7 12.3 14.0 28.2 28.2 19.8 14.0 12.3 12.3 Transformers Unaffected by the TSL (%) 66.7 61.7 45.5 33.0 0.0 0.0 4.65 33.0345.4645.46 Transformers having Well Defined Payback (%) 32.2 37.9 53.8 66.5 99.9 99.9 95.2666.4553.8153.81 Transformers having Undefined Payback (%) 1.2 0.4 0.7 0.5 0.1 0.1 0.09 0.52 0.73 0.73 Mean Incremental First Cost ($) 2409 3693 4265 539122624226249794 5391 4265 4265 Mean Operating Cost Savings ($) 478 620 582 613 1059 1059 718 613 582 582 Payback of Average Transformer 5.04 5.96 7.33 8.79 21.3621.36 13.64 8.79 7.33 7.33



## 8D-45

# 8D.6DESIGN LINE 12 RESULTS

Figure 8.D.6Mean LCC Savings ($) by Scenario for Design Line 12

Table 8D.6.1LCC Savings ($), Summary Tabl e for Design Line 12 Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Baseline 2790 4863 6471 7904 -3417 -3417 Non Evaluating A & B Distribution 10824 15326 18924 21077 9640 9640 High Evaluating A & B Distribution 717 2119 3238 4516 -6763 -6763 Low Loading 1672 4333 5121 5293 -8489 -8489 High Loading 3421 5146 7248 9449 -433 -433 Low Electricity Price 2228 3839 4979 5647 -7090 -7090 High Electricity Price 3325 5849 7946 10184 287 287 Low Equipment Price Scenario 2642 4004 5491 7299 2397 2397 High Equipment Price Scenario 2853 2764 5434 5404 -16292 -16292 Low Electricity Price Trend Scenario 2670 4649 6175 7476 -4116 -4116 High Electricity Price Trend Scenario 8713 11611 11965 10035 -2708 -2708

8D-46

# 8D.6.1Design Line 12 Results, Baseline Scenario
Table 8D.6.2 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Basel ine Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 5.0 4.0 8.6 24.2 71.9 71.9 Transformers with No Change in LCC (%) 66.8 56.5 43.8 16.7 0.0 0.0 Transformers with Net LCC Benefit (%) 28.2 39.5 47.6 59.1 28.1 28.1 Mean LCC Savings ($) 2790 4863 6471 7904 -3417 -3417 Mean LCC Savings for those Effected ($) 8408 11174 11517 9492 -3417 -3417


# Table 8D.6.3 Summary Payback Period Results Design Line 12 Representative Unit, Baseline Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 8.1 7.0 9.2 13.8 28.5 28.5 Transformers Unaffected by the TSL (%) 66.8 56.5 43.8 16.7 0.0 0.0 Transformers having Well Defined Payback (%) 32.6 43.1 55.7 81.9 99.7 99.7 Transformers having Undefined Payback (%) 0.5 0.4 0.5 1.4 0.3 0.3 Mean Incremental First Cost ($) 2682 4338 6155 8826 28034 28034 Mean Operating Cost Savings ($) 794 1104 1260 1310 1751 1751 Payback of Average Transformer 3.38 3.93 4.88 6.74 16.01 16.01



# 8D.6.2Design Line 12 Results, Low A & B Distribution Scenario
Table 8D.6.4 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 11.0 6.4 8.2 13.2 44.8 44.8 Transformers with No Change in LCC (%) 0.0 0.0 0.0 0.0 0.0 0.0 Transformers with Net LCC Benefit (%) 89.0 93.6 91.8 86.8 55.2 55.2 Mean LCC Savings ($) 10824 15326 18924 21077 9640 9640 Mean LCC Savings for those Effected ($) 10824 15326 18924 21077 9640 9640

8D-47

# Table 8D.6.5Summary Payback Period Results Design Line 12 Representative Unit, Low A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 6.6 5.4 6.7 8.7 16.7 16.7 Transformers Unaffected by the TSL (%) 0.0 0.0 0.0 0.0 0.0 0.0 Transformers having Well Defined Payback (%) 99.5 99.8 99.7 99.7 99.7 99.7 Transformers having Undefined Payback (%) 0.5 0.3 0.3 0.3 0.3 0.3 Mean Incremental First Cost ($) 3032 4942 8049 13422 34893 34893 Mean Operating Cost Savings ($) 989 1443 1920 2457 3172 3172 Payback of Average Transformer 3.07 3.42 4.19 5.46 11.00 11.00



# 8D.6.3Design Line 12 Results, High A & B Distribution Scenario
Table 8D.6.6 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 3.0 3.7 8.6 26.5 78.8 78.8 Transformers with No Change in LCC (%) 84.4 71.0 54.6 21.4 0.0 0.0 Transformers with Net LCC Benefit (%) 12.6 25.3 36.9 52.1 21.2 21.2 Mean LCC Savings ($) 717 2119 3238 4516 -6763 -6763 Mean LCC Savings for those Effected ($) 4599 7313 7126 5748 -6763 -6763



# Table 8D.6.7Summary Payback Period Results Design Line 12 Representative Unit, High A & B Distribution Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 9.1 8.4 10.8 15.2 31.5 31.5 Transformers Unaffected by the TSL (%) 84.4 71.0 54.6 21.4 0.0 0.0 Transformers having Well Defined Payback (%) 15.0 28.7 44.8 77.0 99.7 99.7 Transformers having Undefined Payback (%) 0.6 0.3 0.6 1.6 0.3 0.3 Mean Incremental First Cost ($) 2153 3740 4993 7317 26233 26233 Mean Operating Cost Savings ($) 504 797 873 939 1388 1388 Payback of Average Transformer 4.27 4.69 5.72 7.79 18.90 18.90

8D-48

# 8D.6.4Design Line 12 Results, Low Loading Scenario
Table 8D.6.8 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 6.7 3.7 10.2 30.6 81.7 81.7 Transformers with No Change in LCC (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers with Net LCC Benefit (%) 26.3 39.6 46.2 52.5 18.3 18.3 Mean LCC Savings ($) 1672 4333 5121 5293 -8489 -8489 Mean LCC Savings for those Effected ($) 5058 9995 9089 6368 -8489 -8489



# Table 8D.6.9Summary Payback Period Results Design Line 12 Representative Unit, Low Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 10.3 7.1 10.3 16.3 33.7 33.7 Transformers Unaffected by the TSL (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers having Well Defined Payback (%) 32.6 43.2 55.6 81.5 99.9 99.9 Transformers having Undefined Payback (%) 0.5 0.2 0.7 1.7 0.1 0.1 Mean Incremental First Cost ($) 2675 4293 6131 8813 27990 27990 Mean Operating Cost Savings ($) 550 1012 1086 1084 1383 1383 Payback of Average Transformer 4.86 4.24 5.65 8.13 20.24 20.24



# 8D.6.5Design Line 12 Results, High Loading Scenario
Table 8D.6.10 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 4.5 4.3 8.3 21.7 67.0 67.0 Transformers with No Change in LCC (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers with Net LCC Benefit (%) 28.6 39.1 48.1 61.5 33.0 33.0 Mean LCC Savings ($) 3421 5146 7248 9449 -433 -433 Mean LCC Savings for those Effected ($) 10350 11870 12864 11366 -433 -433

8D-49

# Table 8D.6.11 Summary Payback Period Results Design Line 12 Representative Unit, High Loading Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 7.5 7.1 8.9 12.7 26.3 26.3 Transformers Unaffected by the TSL (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers having Well Defined Payback (%) 32.4 42.7 55.7 81.7 99.6 99.6 Transformers having Undefined Payback (%) 0.6 0.6 0.6 1.4 0.5 0.5 Mean Incremental First Cost ($) 2681 4306 6115 8783 27988 27988 Mean Operating Cost Savings ($) 937 1156 1356 1444 1963 1963 Payback of Average Transformer 2.86 3.72 4.51 6.08 14.26 14.26



# 8D.6.6Design Line 12 Results, Low Electricity Price Scenario
Table 8D.6.12 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Electricity Price ScenarioTrial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 5.8 4.9 10.9 29.5 79.0 79.0 Transformers with No Change in LCC (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers with Net LCC Benefit (%) 27.3 38.4 45.5 53.7 21.0 21.0 Mean LCC Savings ($) 2228 3839 4979 5647 -7090 -7090 Mean LCC Savings for those Effected ($) 6742 8856 8838 6793 -7090 -7090


# Table 8D.6.13 Summary Payback Period Results Design Line 12 Representative Unit, Low Electricity Price Scenario Trial Standard Levels 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 9.4 8.1 10.8 15.8 32.6 32.6 Transformers Unaffected by the TSL (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers having Well Defined Payback (%) 32.6 43.0 55.8 81.8 99.7 99.7 Transformers having Undefined Payback (%) 0.5 0.4 0.5 1.4 0.3 0.3 Mean Incremental First Cost ($) 2678 4298 6115 8786 27989 27989 Mean Operating Cost Savings ($) 673 935 1065 1113 1486 1486 Payback of Average Transformer 3.98 4.60 5.74 7.89 18.84 18.84

8D-50

# 8D.6.7Design Line 12 Results, High Electricity Price Scenario
Table 8D.6.14 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 4.2 3.4 7.1 20.2 65.6 65.6 Transformers with No Change in LCC (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers with Net LCC Benefit (%) 28.8 39.9 49.2 63.0 34.4 34.4 Mean LCC Savings ($) 3325 5849 7946 10184 287 287 Mean LCC Savings for those Effected ($) 10060 13493 14103 12251 287 287


# Table 8D.6.15 Summary Payback Period Results Design Line 12 Representative Unit, High Electricity Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 7.2 6.1 8.1 12.1 25.3 25.3 Transformers Unaffected by the TSL (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers having Well Defined Payback (%) 32.6 43.0 55.8 81.8 99.7 99.7 Transformers having Undefined Payback (%) 0.5 0.4 0.5 1.4 0.3 0.3 Mean Incremental First Cost ($) 2678 4298 6115 8786 27989 27989 Mean Operating Cost Savings ($) 911 1265 1442 1506 2010 2010 Payback of Average Transformer 2.94 3.40 4.24 5.83 13.92 13.92



# 8D.6.8Design Line 12 Results, Low Equipment Price Scenario
Table 8D.6.16 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 0.9 1.1 3.5 13.0 64.0 64.0 Transformers with No Change in LCC (%) 77.2 74.7 64.1 35.6 0.0 0.0 Transformers with Net LCC Benefit (%) 21.9 24.2 32.4 51.4 36.0 36.0 Mean LCC Savings ($) 2642 4004 5491 7299 2397 2397 Mean LCC Savings for those Effected ($) 11595 15803 15292 11341 2398 2398

8D-51

# Table 8D.6.17 Summary Payback Period Results Design Line 12 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 3.1 3.4 6.2 10.6 24.8 24.8 Transformers Unaffected by the TSL (%) 77.2 74.7 64.1 35.6 0.0 0.0 Transformers having Well Defined Payback (%) 22.7 25.2 35.4 62.5 99.7 99.7 Transformers having Undefined Payback (%) 0.1 0.2 0.6 1.9 0.3 0.3 Mean Incremental First Cost ($) 1525 2454 3749 5370 16951 16951 Mean Operating Cost Savings ($) 932 1303 1369 1209 1377 1377 Payback of Average Transformer 1.64 1.88 2.74 4.44 12.31 12.31



# 8D.6.9Design Line 12 Results, High Equipment Price Scenario
Table 8D.6.18 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 9.8 39.2 32.1 42.7 83.2 83.2 Transformers with No Change in LCC (%) 54.0 13.9 11.1 3.1 0.0 0.0 Transformers with Net LCC Benefit (%) 36.2 46.9 56.8 54.2 16.8 16.8 Mean LCC Savings ($) 2853 2764 5434 5404 -16292-16292 Mean LCC Savings for those Effected ($) 6196 3212 6114 5574 -16292-16292


# Table 8D.6.19 Summary Payback Period Results Design Line 12 Representative Unit, High Equipment Price Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 10.8 19.5 14.9 17.1 31.2 31.2 Transformers Unaffected by the TSL (%) 54.0 13.9 11.1 3.1 0.0 0.0 Transformers having Well Defined Payback (%) 45.6 84.2 88.4 96.4 99.7 99.7 Transformers having Undefined Payback (%) 0.5 1.8 0.5 0.5 0.3 0.3 Mean Incremental First Cost ($) 2796 8778 11633 16561 47545 47545 Mean Operating Cost Savings ($) 642 869 1266 1578 2225 2225 Payback of Average Transformer 4.36 10.10 9.19 10.49 21.37 21.37

8D-52

# 8D.6.10 Design Line 12 Results, Low Electricity Price Trend Scenario
Table 8D.6.20 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 5.0 4.1 8.9 24.8 73.3 73.3 Transformers with No Change in LCC (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers with Net LCC Benefit (%) 28.0 39.3 47.4 58.4 26.7 26.7 Mean LCC Savings ($) 2670 4649 6175 7476 -4116 -4116 Mean LCC Savings for those Effected ($) 8080 10725 10960 8993 -4116 -4116


# Table 8D.6.21 Summary Payback Period Results Design Line 12 Representative Unit, Low Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 8.2 7.1 9.4 13.9 28.9 28.9 Transformers Unaffected by the TSL (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers having Well Defined Payback (%) 32.6 43.0 55.8 81.8 99.7 99.7 Transformers having Undefined Payback (%) 0.5 0.4 0.5 1.4 0.3 0.3 Mean Incremental First Cost ($) 2678 4298 6115 8786 27989 27989 Mean Operating Cost Savings ($) 779 1082 1233 1288 1720 1720 Payback of Average Transformer 3.44 3.97 4.96 6.82 16.27 16.27



# 8D.6.11 Design Line 12 Results, High Electricity Price Trend Scenario
Table 8D.6.22 Summary Life-cycle Cost Results for Design Line 12 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Efficiency (%) 99.00 99.12 99.23 99.35 99.51 99.51 Transformers with Net LCC Cost (%) 4.7 3.9 8.3 23.1 70.7 70.7 Transformers with No Change in LCC (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers with Net LCC Benefit (%) 28.3 39.5 48.0 60.0 29.3 29.3 Mean LCC Savings ($) 2880 5033 6741 8342 -2708 -2708 Mean LCC Savings for those Effected ($) 8713 11611 11965 10035 -2708 -2708

8D-53

# Table 8D.6.23 Summary Payback Period Results Design Line 12 Representative Unit, High Electricity Price Trend Scenario Trial Standard Level 1 (TP 1) 2 3 4 5 6 Mean Payback (Years) 8.0 6.9 9.1 13.5 28.1 28.1 Transformers Unaffected by the TSL (%) 67.0 56.7 43.7 16.9 0.0 0.0 Transformers having Well Defined Payback (%) 32.6 43.0 55.8 81.8 99.7 99.7 Transformers having Undefined Payback (%) 0.5 0.4 0.5 1.4 0.3 0.3 Mean Incremental First Cost ($) 2678 4298 6115 8786 27989 27989 Mean Operating Cost Savings ($) 805 1117 1274 1330 1776 1776 Payback of Average Transformer 3.33 3.85 4.80 6.61 15.76 15.76

8D-54