8E-i

APPENDIX 8E. LIFE-CYCLE COST AND PAYBACK PERIOD RESULTS 

AT 3 AND 7% DISCOUNT RATES 

TABLE OF CONTENTS 

8E.1 LIFE-CYCLE COST AND PAYBACK PERIOD RESULTS, 3% 

DISCOUNT RATE..................................................................................................8E-1 

8E.1.1 Distribution of Life-Cycle Cost Results, 3% Discount Rate .................8E-3 

8E.1.1.1 Polyphase Motors...................................................................................8E-3 

8E.1.1.2 Capacitor-Start Induction Run Motors...................................................8E-6 

8E.1.1.3 Capacitor-Start Capacitor Run Motors ................................................8E-10 

8E.1.2 Distribution of Payback Period Results, 3% Discount Rate................8E-14 

8E.1.2.1 Polyphase Motors.................................................................................8E-14 

8E.1.2.2 Capacitor-Start Induction Run Motors.................................................8E-17 

8E.1.2.3 Capacitor-Start Capacitor Run Motors ................................................8E-21 

8E.2 LIFE-CYCLE COST AND PAYBACK PERIOD RESULTS, 7% 

DISCOUNT RATE................................................................................................8E-25 

8E.2.1 Distribution of Life-Cycle Cost Results, 7% Discount Rate ...............8E-27 

8E.2.1.1 Polyphase Motors.................................................................................8E-27 

8E.2.1.2 Capacitor-Start Induction Run Motors.................................................8E-30 

8E.2.1.3 Capacitor-Start Capacitor Run Motors ................................................8E-34 

8E.2.2 Distribution of Payback Period Results, 7% Discount Rate................8E-38 

8E.2.2.1 Polyphase Motors.................................................................................8E-38 

8E.2.2.2 Capacitor-Start Induction Run Motors.................................................8E-41 

8E.2.2.3 Capacitor-Start Capacitor Run Motors ................................................8E-45 

TABLE OF TABLES 

Table 8E.1.1 Polyphase Motors: Life-Cycle Cost and Payback Period Results, 3% 

Discount Rate...............................................................................................8E-1 

Table 8E.1.2 Capacitor-Start Induction Motors: Life-Cycle Cost and Payback Period 

Results, 3% Discount Rate...........................................................................8E-1 

Table 8E.1.3 Capacitor-Start Capacitor Run Motors: Life-Cycle Cost and Payback 

Period Results, 3% Discount Rate ...............................................................8E-2 

Table 8E.2.1 Polyphase Motors: Life-Cycle Cost and Payback Period Results, 7% 

Discount Rate.............................................................................................8E-25 

Table 8E.2.2 Capacitor-Start Induction Motors: Life-Cycle Cost and Payback Period 

Results, 7% Discount Rate.........................................................................8E-25 

Table 8E.2.3 Capacitor-Start Capacitor Run Motors: Life-Cycle Cost and Payback 

Period Results, 7% Discount Rate .............................................................8E-26 

EERE-2007-BT-STD-0007 COMMENT 17
8E-ii

TABLE OF FIGURES 

Figure 8E.1.1 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 1, 3% Discount Rate.........................................................8E-3 

Figure 8E.1.2 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 2, 3% Discount Rate.........................................................8E-3 

Figure 8E.1.3 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 3, 3% Discount Rate.........................................................8E-4 

Figure 8E.1.4 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 4, 3% Discount Rate.........................................................8E-4 

Figure 8E.1.5 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 5, 3% Discount Rate.........................................................8E-5 

Figure 8E.1.6 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 6, 3% Discount Rate.........................................................8E-5 

Figure 8E.1.7 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 7, 3% Discount Rate.........................................................8E-6 

Figure 8E.1.8 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 1, 3% Discount Rate .....................................8E-6 

Figure 8E.1.9 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 2, 3% Discount Rate .....................................8E-7 

Figure 8E.1.10 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 3, 3% Discount Rate .....................................8E-7 

Figure 8E.1.11 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 4, 3% Discount Rate .....................................8E-8 

Figure 8E.1.12 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 5, 3% Discount Rate .....................................8E-8 

Figure 8E.1.13 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 6, 3% Discount Rate .....................................8E-9 

Figure 8E.1.14 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 7 ....................................................................8E-9 

Figure 8E.1.15 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 1, 3% Discount Rate ...................................8E-10 

Figure 8E.1.16 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 2, 3% Discount Rate ...................................8E-10 

Figure 8E.1.17 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 3, 3% Discount Rate ...................................8E-11 

Figure 8E.1.18 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 4, 3% Discount Rate ...................................8E-11 

Figure 8E.1.19 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 5, 3% Discount Rate ...................................8E-12 

Figure 8E.1.20 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 6, 3% Discount Rate ...................................8E-12 

Figure 8E.1.21 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 7, 3% Discount Rate ...................................8E-13 

Figure 8E.1.22 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 8, 3% Discount Rate ...................................8E-13 

EERE-2007-BT-STD-0007 COMMENT 17
8E-iii

Figure 8E.1.23 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 1, 3% Discount Rate.......................................................8E-14 

Figure 8E.1.24 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 2, 3% Discount Rate.......................................................8E-14 

Figure 8E.1.25 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 3, 3% Discount Rate.......................................................8E-15 

Figure 8E.1.26 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 4, 3% Discount Rate.......................................................8E-15 

Figure 8E.1.27 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 5, 3% Discount Rate.......................................................8E-16 

Figure 8E.1.28 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 6, 3% Discount Rate.......................................................8E-16 

Figure 8E.1.29 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 7, 3% Discount Rate.......................................................8E-17 

Figure 8E.1.30 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 1, 3% Discount Rate ...................................8E-17 

Figure 8E.1.31 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 2, 3% Discount Rate ...................................8E-18 

Figure 8E.1.32 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 3, 3% Discount Rate ...................................8E-18 

Figure 8E.1.33 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 4, 3% Discount Rate ...................................8E-19 

Figure 8E.1.34 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 5, 3% Discount Rate ...................................8E-19 

Figure 8E.1.35 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 6, 3% Discount Rate ...................................8E-20 

Figure 8E.1.36 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 7, 3% Discount Rate ...................................8E-20 

Figure 8E.1.37 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 1, 3% Discount Rate ...................................8E-21 

Figure 8E.1.38 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 2, 3% Discount Rate ...................................8E-21 

Figure 8E.1.39 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 3, 3% Discount Rate ...................................8E-22 

Figure 8E.1.40 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 4, 3% Discount Rate ...................................8E-22 

Figure 8E.1.41 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 5, 3% Discount Rate ...................................8E-23 

Figure 8E.1.42 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 6, 3% Discount Rate ...................................8E-23 

Figure 8E.1.43 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 7, 3% Discount Rate ...................................8E-24 

Figure 8E.1.44 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 8, 3% Discount Rate ...................................8E-24 

Figure 8E.2.1 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 1, 7% Discount Rate.......................................................8E-27 

EERE-2007-BT-STD-0007 COMMENT 17
8E-iv

Figure 8E.2.2 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 2, 7% Discount Rate.......................................................8E-27 

Figure 8E.2.3 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 3, 7% Discount Rate.......................................................8E-28 

Figure 8E.2.4 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 4, 7% Discount Rate.......................................................8E-28 

Figure 8E.2.5 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 5, 7% Discount Rate.......................................................8E-29 

Figure 8E.2.6 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 6, 7% Discount Rate.......................................................8E-29 

Figure 8E.2.7 Polyphase Motors: Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 7, 7% Discount Rate.......................................................8E-30 

Figure 8E.2.8 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 1, 7% Discount Rate ...................................8E-30 

Figure 8E.2.9 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 2, 7% Discount Rate ...................................8E-31 

Figure 8E.2.10 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 3, 7% Discount Rate ...................................8E-31 

Figure 8E.2.11 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 4, 7% Discount Rate ...................................8E-32 

Figure 8E.2.12 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 5, 7% Discount Rate ...................................8E-32 

Figure 8E.2.13 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 6, 7% Discount Rate ...................................8E-33 

Figure 8E.2.14 Capacitor-Start Induction Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 7 ..................................................................8E-33 

Figure 8E.2.15 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 1, 7% Discount Rate ...................................8E-34 

Figure 8E.2.16 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 2, 7% Discount Rate ...................................8E-34 

Figure 8E.2.17 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 3, 7% Discount Rate ...................................8E-35 

Figure 8E.2.18 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 4, 7% Discount Rate ...................................8E-35 

Figure 8E.2.19 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 5, 7% Discount Rate ...................................8E-36 

Figure 8E.2.20 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 6, 7% Discount Rate ...................................8E-36 

Figure 8E.2.21 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 7, 7% Discount Rate ...................................8E-37 

Figure 8E.2.22 Capacitor-Start Capacitor Run Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 8, 7% Discount Rate ...................................8E-37 

Figure 8E.2.23 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 1, 7% Discount Rate.......................................................8E-38 

Figure 8E.2.24 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 2, 7% Discount Rate.......................................................8E-38 

EERE-2007-BT-STD-0007 COMMENT 17
8E-v

Figure 8E.2.25 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 3, 7% Discount Rate.......................................................8E-39 

Figure 8E.2.26 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 4, 7% Discount Rate.......................................................8E-39 

Figure 8E.2.27 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 5, 7% Discount Rate.......................................................8E-40 

Figure 8E.2.28 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 6, 7% Discount Rate.......................................................8E-40 

Figure 8E.2.29 Polyphase Motors: Distribution of Payback Period Impacts for 

Efficiency Level 7, 7% Discount Rate.......................................................8E-41 

Figure 8E.2.30 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 1, 7% Discount Rate ...................................8E-41 

Figure 8E.2.31 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 2, 7% Discount Rate ...................................8E-42 

Figure 8E.2.32 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 3, 7% Discount Rate ...................................8E-42 

Figure 8E.2.33 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 4, 7% Discount Rate ...................................8E-43 

Figure 8E.2.34 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 5, 7% Discount Rate ...................................8E-43 

Figure 8E.2.35 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 6, 7% Discount Rate ...................................8E-44 

Figure 8E.2.36 Capacitor-Start Induction Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 7, 7% Discount Rate ...................................8E-44 

Figure 8E.2.37 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 1, 7% Discount Rate ...................................8E-45 

Figure 8E.2.38 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 2, 7% Discount Rate ...................................8E-45 

Figure 8E.2.39 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 3, 7% Discount Rate ...................................8E-46 

Figure 8E.2.40 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 4, 7% Discount Rate ...................................8E-46 

Figure 8E.2.41 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 5, 7% Discount Rate ...................................8E-47 

Figure 8E.2.42 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 6, 7% Discount Rate ...................................8E-47 

Figure 8E.2.43 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 7, 7% Discount Rate ...................................8E-48 

Figure 8E.2.44 Capacitor-Start Capacitor Run Motors: Distribution of Payback Period 

Impacts for Efficiency Level 8, 7% Discount Rate ...................................8E-48 

EERE-2007-BT-STD-0007 COMMENT 17
8E-1

APPENDIX 8E. LIFE-CYCLE COST AND PAYBACK PERIOD RESULTS 

AT 3 AND 7% DISCOUNT RATES 

8E.1 LIFE-CYCLE COST AND PAYBACK PERIOD RESULTS, 3% DISCOUNT 

RATE 

Table 8E.1.1 Polyphase Motors: Life-Cycle Cost and Payback Period Results, 3% 

Discount Rate

Life-Cycle Cost Life-Cycle Cost Savings 

Consumers 

with 

Payback Period 

Energy (years) 

Efficiency 

Level 

Efficiency 

(%) Average 

Installed 

Price ($) 

Average 

Annual 

Energy 

Use 

(KWh) 

Average 

Annual 

Operating 

Cost ($) 

Average 

Cost ($) 

Average 

Savings 

($) 

Net 

Cost 

(%) 

Net 

Benefit 

(%) 

Average Median 

Baseline 77.15 512 1735 132 1380 

1 78.70 524 1706 130 1378 2 57.4 42.6 33.3 10.6 

2 80.00 531 1671 127 1367 13 44.9 55.1 22.7 7.3 

3 81.60 543 1618 123 1352 29 40.5 59.5 19.9 6.3 

4 82.50 551 1602 122 1352 28 43.7 56.3 22.2 7.1 

5 85.20 645 1524 116 1406 -26 66.4 33.6 47.4 14.0 

6 86.70 699 1504 114 1451 -71 78.0 22.0 61.2 19.2 

7 88.30 1465 1469 112 2200 -820 97.1 2.9 262.0 56.6 

Table 8E.1.2 Capacitor-Start Induction Motors: Life-Cycle Cost and Payback Period 

Results, 3% Discount Rate 

Life-Cycle Cost Life-Cycle Cost Savings 

Consumers 

with 

Payback Period 

Energy (years) 

Efficiency 

Level 

Efficiency 

(%) Average 

Installed 

Price ($) 

Average 

Annual 

Energy 

Use 

(KWh) 

Average 

Annual 

Operating 

Cost ($) 

Average 

Cost ($) 

Average 

Savings 

($) 

Net 

Cost 

(%) 

Net 

Benefit 

(%) 

Average Median 

CSCR 

Baseline 65.53 502 1075 81 916 

Baseline 57.70 491 1292 97 989 

1 59.50 500 1240 93 978 11 35.8 64.2 13.8 4.1 

2 62.00 505 1178 88 960 29 29.4 70.6 10.3 3.1 

3 64.20 508 1123 84 941 48 24.1 75.9 8.3 2.5 

4 68.50 526 1033 77 924 66 29.6 70.4 10.9 3.3 

5 71.20 544 983 74 923 66 35.7 64.3 13.7 4.2 

6 73.00 589 953 72 956 33 48.6 51.4 23.2 6.5 

7 77.00 991 888 67 1332 -343 59.9 40.1 100.5 11.2 

EERE-2007-BT-STD-0007 COMMENT 17
8E-2

Table 8E.1.3 Capacitor-Start Capacitor Run Motors: Life-Cycle Cost and Payback 

Period Results, 3% Discount Rate

Life-Cycle Cost Life-Cycle Cost Savings 

Consumers 

with 

Payback Period 

Energy (years) 

Efficiency 

Level 

Efficiency 

(%) Average 

Installed 

Price ($) 

Average 

Annual 

Energy 

Use 

(KWh) 

Average 

Annual 

Operating 

Cost ($) 

Average 

Cost ($) 

Average 

Savings 

($) 

Net 

Cost 

(%) 

Net 

Benefit 

(%) 

Average Median 

CSIR 

Baseline 63.38 544 1734 130 1213 

Baseline 71.00 542 1469 110 1107 

1 74.30 552 1407 106 1092 15 30.4 69.6 12.8 4.0 

2 78.30 581 1294 97 1076 31 39.5 60.5 17.6 5.2 

3 80.30 591 1249 94 1069 38 40.5 59.5 17.9 5.3 

4 81.60 607 1255 94 1085 23 48.4 51.7 23.5 7.3 

5 82.70 620 1242 93 1093 14 53.3 46.7 26.8 8.3 

6 83.70 669 1234 93 1139 -31 67.7 32.3 43.4 12.1 

7 85.40 688 1191 89 1141 -33 68.0 32.0 41.8 11.8 

8 87.30 1515 1158 87 1956 -848 98.5 1.5 247.1 50.5 

EERE-2007-BT-STD-0007 COMMENT 17
8E-3

8E.1.1 Distribution of Life-Cycle Cost Results, 3% Discount Rate 

8E.1.1.1 Polyphase Motors 

Polyphase Life-Cycle Cost Savings for EL1

5% 25% 50% 75% 95%

Mean: 1.9

0

20

40

60

80

100

120

140

-15.0 -5.0 5.0 15.0 25.0 35.0 45.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 209 Outliers

Figure 8E.1.1 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 1, 3% Discount Rate 

Polyphase Life-Cycle Cost Savings for EL2

5% 25% 50% 75%

Mean: 12.9

0

20

40

60

80

100

-25.0 -5.0 15.0 35.0 55.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 675 Outliers

Figure 8E.1.2 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 2, 3% Discount Rate 

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Life-Cycle Cost Savings for EL3

5% 25% 50% 75%

Mean: 28.5

0

20

40

60

80

100

-50.0 -30.0 -10.0 10.0 30.0 50.0 70.0 90.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 1021 Outliers

Figure 8E.1.3 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 3, 3% Discount Rate 

Polyphase Life-Cycle Cost Savings for EL4

5% 25% 50% 75%

Mean: 28

0

20

40

60

80

100

-50.0 0.0 50.0 100.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 793 Outliers

Figure 8E.1.4 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 4, 3% Discount Rate 

8E-4

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Life-Cycle Cost Savings for EL5

25% 50% 75%

Mean: -26.1

0

20

40

60

80

100

-200.0 -150.0 -100.0 -50.0 0.0 50.0 100.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 713 Outliers

Figure 8E.1.5 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 5, 3% Discount Rate 

Polyphase Life-Cycle Cost Savings for EL6

5% 25% 50% 75% 95%

Mean: -70.8

0

10

20

30

40

50

60

70

80

-250.0 -200.0 -150.0 -100.0 -50.0 0.0 50.0 100.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 502 Outliers

Figure 8E.1.6 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 6, 3% Discount Rate 

8E-5

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Life-Cycle Cost Savings for EL7

5% 25%50%75% 95%

Mean: -819.9

0

50

100

150

200

250

300

350

400

-3500.0 -3000.0 -2500.0 -2000.0 -1500.0 -1000.0 -500.0 0.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 293 Outliers

Figure 8E.1.7 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 7, 3% Discount Rate 

8E.1.1.2 Capacitor-Start Induction Run Motors 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL1

5% 25% 50% 75% 95%

Mean: 11.1

0

20

40

60

80

100

120

-15.0 -5.0 5.0 15.0 25.0 35.0 45.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 425 Outliers

Figure 8E.1.8 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 1, 

3% Discount Rate 

8E-6

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Life-Cycle Cost Savings for EL2

5% 25% 50% 75%

Mean: 29.2

0

20

40

60

80

100

-20.0 0.0 20.0 40.0 60.0 80.0 100.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 651 Outliers

Figure 8E.1.9 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 2, 

3% Discount Rate 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL3

5% 25% 50% 75%

Mean: 48.2

0

20

40

60

80

100

-20.0 30.0 80.0 130.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 690 Outliers

Figure 8E.1.10 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 3, 

3% Discount Rate 

8E-7

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Life-Cycle Cost Savings for EL4

5% 25% 50% 75% 95%

Mean: 65.7

0

20

40

60

80

100

-50.0 0.0 50.0 100.0 150.0 200.0 250.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 496 Outliers

Figure 8E.1.11 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 4, 

3% Discount Rate 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL5

5% 25% 50% 75% 95%

Mean: 66

0

20

40

60

80

100

-60.0 -10.0 40.0 90.0 140.0 190.0 240.0 290.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 427 Outliers

Figure 8E.1.12 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 5, 

3% Discount Rate 

8E-8

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Life-Cycle Cost Savings for EL6

5% 25% 50% 75% 95%

Mean: 33.2

0

20

40

60

80

100

-150.0 -50.0 50.0 150.0 250.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 409 Outliers

Figure 8E.1.13 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 6, 

3% Discount Rate 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL7

5% 25%50%75% 95%

Mean: -343

0

50

100

150

200

250

300

350

400

-2500.0 -2000.0 -1500.0 -1000.0 -500.0 0.0 500.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 91 Outliers

Figure 8E.1.14 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 7 

8E-9

EERE-2007-BT-STD-0007 COMMENT 17
8E.1.1.3 Capacitor-Start Capacitor Run Motors 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL1

5% 25% 50% 75% 95%

Mean: 15.4

0

20

40

60

80

100

120

140

-20.0 0.0 20.0 40.0 60.0 80.0 100.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 85 Outliers

Figure 8E.1.15 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 1, 3% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL2

5% 25% 50% 75% 95%

Mean: 31.3

0

20

40

60

80

100

120

-50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 234 Outliers

Figure 8E.1.16 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 2, 3% Discount Rate 

8E-10

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL3

5% 25% 50% 75% 95%

Mean: 38

0

20

40

60

80

100

120

-100.0 -50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 473 Outliers

Figure 8E.1.17 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 3, 3% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL4

5% 25% 50% 75% 95%

Mean: 22.6

0

20

40

60

80

100

120

-100.0 -50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 367 Outliers

Figure 8E.1.18 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 4, 3% Discount Rate 

8E-11

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL5

5% 25% 50% 75% 95%

Mean: 14.1

0

20

40

60

80

100

-100.0 -50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 381 Outliers

Figure 8E.1.19 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 5, 3% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL6

5% 25% 50% 75% 95%

Mean: -31.2

0

20

40

60

80

100

-250.0 -150.0 -50.0 50.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 284 Outliers

Figure 8E.1.20 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 6, 3% Discount Rate 

8E-12

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL7

5% 25% 50% 75% 95%

Mean: -33.4

0

20

40

60

80

100

-250.0 -150.0 -50.0 50.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 413 Outliers

Figure 8E.1.21 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 7, 3% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL8

5% 25%50%75%95%

Mean: -848.1

0

50

100

150

200

250

300

350

-3500.0 -3000.0 -2500.0 -2000.0 -1500.0 -1000.0 -500.0 0.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 151 Outliers

Figure 8E.1.22 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 8, 3% Discount Rate 

8E-13

EERE-2007-BT-STD-0007 COMMENT 17
8E-14

8E.1.2 Distribution of Payback Period Results, 3% Discount Rate 

8E.1.2.1 Polyphase Motors 

Polyphase Payback Period Results for EL1

25% 50% 75%

Mean: 33.3

0

50

100

150

200

250

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 757 Outliers

Figure 8E.1.23 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 1, 3% Discount Rate 

Polyphase Payback Period Results for EL2

25%50% 75%

Mean: 22.7

0

50

100

150

200

250

300

350

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 499 Outliers

Figure 8E.1.24 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 2, 3% Discount Rate 

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Payback Period Results for EL3

25%50% 75%

Mean: 19.9

0

50

100

150

200

250

300

350

400

450

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 422 Outliers

Figure 8E.1.25 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 3, 3% Discount Rate 

Polyphase Payback Period Results for EL4

25%50% 75%

Mean: 22.2

0

50

100

150

200

250

300

350

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 494 Outliers

Figure 8E.1.26 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 4, 3% Discount Rate 

8E-15

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Payback Period Results for EL5

25% 50% 75%

Mean: 47.4

0

50

100

150

200

250

300

350

0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0

Payback Period (years)

Frequency

10000 Trials 773 Outliers

Figure 8E.1.27 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 5, 3% Discount Rate 

Polyphase Payback Period Results for EL6

25% 50% 75%

Mean: 61.2

0

50

100

150

200

250

300

0.0 50.0 100.0 150.0 200.0

Payback Period (years)

Frequency

10000 Trials 697 Outliers

Figure 8E.1.28 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 6, 3% Discount Rate 

8E-16

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Payback Period Results for EL7

25%50% 75%

Mean: 262

0

100

200

300

400

500

0.0 200.0 400.0 600.0 800.0 1000.0

Payback Period (years)

Frequency

10000 Trials 526 Outliers

Figure 8E.1.29 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 7, 3% Discount Rate 

8E.1.2.2 Capacitor-Start Induction Run Motors 

Capacitor-Start Induction Run Payback Period Results for EL1

25% 50% 75%

Mean: 13.8

0

50

100

150

200

0.0 5.0 10.0 15.0 20.0 25.0 30.0

Payback Period (years)

Frequency

10000 Trials 1133 Outliers

Figure 8E.1.30 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 1, 

3% Discount Rate 

8E-17

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Payback Period Results for EL2

25% 50% 75%

Mean: 10.3

0

50

100

150

200

250

300

0.0 5.0 10.0 15.0 20.0 25.0 30.0

Payback Period (years)

Frequency

10000 Trials 846 Outliers

Figure 8E.1.31 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 2, 

3% Discount Rate 

Capacitor-Start Induction Run Payback Period Results for EL3

25%50% 75%

Mean: 8.3

0

50

100

150

200

250

300

0.0 5.0 10.0 15.0 20.0 25.0 30.0

Payback Period (years)

Frequency

10000 Trials 652 Outliers

Figure 8E.1.32 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 3, 

3% Discount Rate 

8E-18

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Payback Period Results for EL4

25%50% 75%

Mean: 10.9

0

50

100

150

200

250

300

350

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0

Payback Period (years)

Frequency

10000 Trials 660 Outliers

Figure 8E.1.33 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 4, 

3% Discount Rate 

Capacitor-Start Induction Run Payback Period Results for EL5

25% 50% 75%

Mean: 13.7

0

50

100

150

200

250

300

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0

Payback Period (years)

Frequency

10000 Trials 842 Outliers

Figure 8E.1.34 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 5, 

3% Discount Rate 

8E-19

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Payback Period Results for EL6

25% 50% 75%

Mean: 23.2

0

50

100

150

200

250

0.0 10.0 20.0 30.0 40.0 50.0 60.0

Payback Period (years)

Frequency

10000 Trials 906 Outliers

Figure 8E.1.35 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 6, 

3% Discount Rate 

Capacitor-Start Induction Run Payback Period Results for EL7

25%50% 75%

Mean: 100.5

0

100

200

300

400

500

600

700

800

0.0 50.0 100.0 150.0 200.0 250.0

Payback Period (years)

Frequency

10000 Trials 708 Outliers

Figure 8E.1.36 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 7, 

3% Discount Rate 

8E-20

EERE-2007-BT-STD-0007 COMMENT 17
8E.1.2.3 Capacitor-Start Capacitor Run Motors 

Capacitor-Start Capacitor-Run Payback Period Results for EL1

25%50% 75%

Mean: 12.8

0

50

100

150

200

250

300

0.0 10.0 20.0 30.0 40.0 50.0

Payback Period (years)

Frequency

10000 Trials 606 Outliers

Figure 8E.1.37 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 1, 3% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL2

25% 50% 75%

Mean: 17.6

0

50

100

150

200

250

300

0.0 10.0 20.0 30.0 40.0 50.0

Payback Period (years)

Frequency

10000 Trials 841 Outliers

Figure 8E.1.38 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 2, 3% Discount Rate 

8E-21

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Payback Period Results for EL3

25%50% 75%

Mean: 17.9

0

50

100

150

200

250

300

350

0.0 10.0 20.0 30.0 40.0 50.0 60.0

Payback Period (years)

Frequency

10000 Trials 716 Outliers

Figure 8E.1.39 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 3, 3% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL4

25%50% 75%

Mean: 23.5

0

100

200

300

400

0.0 20.0 40.0 60.0 80.0 100.0 120.0

Payback Period (years)

Frequency

10000 Trials 431 Outliers

Figure 8E.1.40 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 4, 3% Discount Rate 

8E-22

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Payback Period Results for EL5

25%50% 75%

Mean: 26.8

0

50

100

150

200

250

300

350

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 636 Outliers

Figure 8E.1.41 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 5, 3% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL6

25%50% 75%

Mean: 43.4

0

50

100

150

200

250

300

350

0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0

Payback Period (years)

Frequency

10000 Trials 719 Outliers

Figure 8E.1.42 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 6, 3% Discount Rate 

8E-23

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Payback Period Results for EL7

25%50% 75%

Mean: 41.8

0

50

100

150

200

250

300

350

0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0

Payback Period (years)

Frequency

10000 Trials 694 Outliers

Figure 8E.1.43 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 7, 3% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL8

25%50% 75%

Mean: 247.1

0

100

200

300

400

500

600

0.0 200.0 400.0 600.0 800.0 1000.0

Payback Period (years)

Frequency

10000 Trials 500 Outliers

Figure 8E.1.44 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 8, 3% Discount Rate 

8E-24

EERE-2007-BT-STD-0007 COMMENT 17
8E-25

8E.2 LIFE-CYCLE COST AND PAYBACK PERIOD RESULTS, 7% DISCOUNT 

RATE 

Table 8E.2.1 Polyphase Motors: Life-Cycle Cost and Payback Period Results, 7% 

Discount Rate 

Life-Cycle Cost Life-Cycle Cost Savings 

Consumers 

with 

Payback Period 

Energy (years) 

Efficiency 

Level 

Efficiency 

(%) Average 

Installed 

Price ($) 

Average 

Annual 

Energy 

Use 

(KWh) 

Average 

Annual 

Operating 

Cost ($) 

Average 

Cost ($) 

Average 

Savings 

($) 

Net 

Cost 

(%) 

Net 

Benefit 

(%) 

Average Median 

Baseline 77.15 512 1735 132 1256 

1 78.70 524 1706 130 1256 0 63.6 36.4 33.3 10.6 

2 80.00 531 1671 127 1247 8 50.2 49.8 22.7 7.3 

3 81.60 543 1618 123 1236 20 45.5 54.5 19.9 6.3 

4 82.50 551 1602 122 1237 18 48.9 51.1 22.2 7.1 

5 85.20 645 1524 116 1297 -41 71.7 28.3 47.4 14.0 

6 86.70 699 1504 114 1343 -87 83.0 17.0 61.2 19.2 

7 88.30 1465 1469 112 2095 -839 98.1 1.9 262.0 56.6 

Table 8E.2.2 Capacitor-Start Induction Motors: Life-Cycle Cost and Payback Period 

Results, 7% Discount Rate 

Life-Cycle Cost Life-Cycle Cost Savings 

Consumers 

with 

Payback Period 

Energy (years) 

Efficiency 

Level 

Efficiency 

(%) Average 

Installed 

Price ($) 

Average 

Annual 

Energy 

Use 

(KWh) 

Average 

Annual 

Operating 

Cost ($) 

Average 

Cost ($) 

Average 

Savings 

($) 

Net 

Cost 

(%) 

Net 

Benefit 

(%) 

Average Median 

CSCR 

Baseline 65.53 502 1075 81 867 

Baseline 57.70 491 1292 97 930 

1 59.50 500 1240 93 921 9 39.4 60.6 13.8 4.1 

2 62.00 505 1178 88 906 24 32.7 67.3 10.3 3.1 

3 64.20 508 1123 84 889 40 27.2 72.8 8.3 2.5 

4 68.50 526 1033 77 876 54 33.2 66.8 10.9 3.3 

5 71.20 544 983 74 878 52 39.3 60.7 13.7 4.2 

6 73.00 589 953 72 912 18 53.1 46.9 23.2 6.5 

7 77.00 991 888 67 1292 -362 64.0 36.0 100.5 11.2 

EERE-2007-BT-STD-0007 COMMENT 17
8E-26

Table 8E.2.3 Capacitor-Start Capacitor Run Motors: Life-Cycle Cost and Payback 

Period Results, 7% Discount Rate 

Life-Cycle Cost Life-Cycle Cost Savings 

Consumers 

with 

Payback Period 

Energy (years) 

Efficiency 

Level 

Efficiency 

(%) Average 

Installed 

Price ($) 

Average 

Annual 

Energy 

Use 

(KWh) 

Average 

Annual 

Operating 

Cost ($) 

Average 

Cost ($) 

Average 

Savings 

($) 

Net 

Cost 

(%) 

Net 

Benefit 

(%) 

Average Median 

CSIR 

Baseline 63.38 544 1734 130 1133 

Baseline 71.00 542 1469 110 1040 

1 74.30 552 1407 106 1028 12 34.1 65.9 12.8 4.0 

2 78.30 581 1294 97 1017 23 44.1 55.9 17.6 5.2 

3 80.30 591 1249 94 1012 28 45.1 54.9 17.9 5.3 

4 81.60 607 1255 94 1028 12 53.6 46.4 23.5 7.3 

5 82.70 620 1242 93 1037 3 58.8 41.2 26.8 8.3 

6 83.70 669 1234 93 1083 -43 72.8 27.2 43.4 12.1 

7 85.40 688 1191 89 1087 -47 73.0 27.0 41.8 11.8 

8 87.30 1515 1158 87 1903 -863 99.1 0.9 247.1 50.5 

EERE-2007-BT-STD-0007 COMMENT 17
8E-27

8E.2.1 Distribution of Life-Cycle Cost Results, 7% Discount Rate 

8E.2.1.1 Polyphase Motors 

Polyphase Life-Cycle Cost Savings for EL1

5% 95% 25% 50% 75%

Mean: -0.1

0

20

40

60

80

100

120

140

-15.0 -5.0 5.0 15.0 25.0 35.0 45.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 137 Outliers

Figure 8E.2.1 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 1, 7% Discount Rate 

Polyphase Life-Cycle Cost Savings for EL2

5% 25% 50% 75% 95%

Mean: 8.2

0

20

40

60

80

100

-25.0 -5.0 15.0 35.0 55.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 446 Outliers

Figure 8E.2.2 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 2, 7% Discount Rate 

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Life-Cycle Cost Savings for EL3

5% 25% 50% 75%

Mean: 20

0

20

40

60

80

100

-50.0 -30.0 -10.0 10.0 30.0 50.0 70.0 90.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 709 Outliers

Figure 8E.2.3 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 3, 7% Discount Rate 

Polyphase Life-Cycle Cost Savings for EL4

5% 25% 50% 75%

Mean: 18.3

0

20

40

60

80

100

-50.0 0.0 50.0 100.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 519 Outliers

Figure 8E.2.4 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 4, 7% Discount Rate 

8E-28

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Life-Cycle Cost Savings for EL5

25% 50% 75% 95%

Mean: -41.4

0

20

40

60

80

100

-200.0 -150.0 -100.0 -50.0 0.0 50.0 100.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 483 Outliers

Figure 8E.2.5 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 5, 7% Discount Rate 

Polyphase Life-Cycle Cost Savings for EL6

5% 95% 25% 50% 75%

Mean: -87.5

0

10

20

30

40

50

60

70

80

-250.0 -200.0 -150.0 -100.0 -50.0 0.0 50.0 100.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 322 Outliers

Figure 8E.2.6 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 6, 7% Discount Rate 

8E-29

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Life-Cycle Cost Savings for EL7

5% 25%50%75%95%

Mean: -839

0

50

100

150

200

250

300

350

400

-3500.0 -3000.0 -2500.0 -2000.0 -1500.0 -1000.0 -500.0 0.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 187 Outliers

Figure 8E.2.7 Polyphase Motors: Distribution of Life-Cycle Cost 

Impacts for Efficiency Level 7, 7% Discount Rate 

8E.2.1.2 Capacitor-Start Induction Run Motors 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL1

5% 95% 25% 50% 75%

Mean: 8.7

0

20

40

60

80

100

120

-15.0 -5.0 5.0 15.0 25.0 35.0 45.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 268 Outliers

Figure 8E.2.8 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 1, 

7% Discount Rate 

8E-30

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Life-Cycle Cost Savings for EL2

5% 25% 50% 75% 95%

Mean: 24

0

20

40

60

80

100

-20.0 0.0 20.0 40.0 60.0 80.0 100.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 451 Outliers

Figure 8E.2.9 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 2, 

7% Discount Rate 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL3

5% 25% 50% 75% 95%

Mean: 40.3

0

20

40

60

80

100

-20.0 30.0 80.0 130.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 483 Outliers

Figure 8E.2.10 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 3, 

7% Discount Rate 

8E-31

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Life-Cycle Cost Savings for EL4

5% 25% 50% 75% 95%

Mean: 53.6

0

20

40

60

80

100

-50.0 0.0 50.0 100.0 150.0 200.0 250.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 316 Outliers

Figure 8E.2.11 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 4, 

7% Discount Rate 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL5

5% 95% 25% 50% 75%

Mean: 51.8

0

20

40

60

80

100

-60.0 -10.0 40.0 90.0 140.0 190.0 240.0 290.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 269 Outliers

Figure 8E.2.12 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 5, 

7% Discount Rate 

8E-32

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Life-Cycle Cost Savings for EL6

5% 25% 50% 75% 95%

Mean: 17.6

0

20

40

60

80

100

-150.0 -50.0 50.0 150.0 250.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 261 Outliers

Figure 8E.2.13 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 6, 

7% Discount Rate 

Capacitor-Start Induction Run Life-Cycle Cost Savings for EL7

5% 95% 25%50%75%

Mean: -361.7

0

50

100

150

200

250

300

350

400

-2500.0 -2000.0 -1500.0 -1000.0 -500.0 0.0 500.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 58 Outliers

Figure 8E.2.14 Capacitor-Start Induction Run Motors: Distribution 

of Life-Cycle Cost Impacts for Efficiency Level 7 

8E-33

EERE-2007-BT-STD-0007 COMMENT 17
8E.2.1.3 Capacitor-Start Capacitor Run Motors 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL1

5%25% 50% 75% 95%

Mean: 12.3

0

20

40

60

80

100

120

140

-20.0 0.0 20.0 40.0 60.0 80.0 100.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 59 Outliers

Figure 8E.2.15 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 1, 7% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL2

5% 25% 50% 75% 95%

Mean: 22.9

0

20

40

60

80

100

120

-50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 139 Outliers

Figure 8E.2.16 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 2, 7% Discount Rate 

8E-34

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL3

5% 95% 25% 50% 75%

Mean: 27.6

0

20

40

60

80

100

120

-100.0 -50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 320 Outliers

Figure 8E.2.17 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 3, 7% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL4

5% 95% 25% 50% 75%

Mean: 12.1

0

20

40

60

80

100

120

-100.0 -50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 236 Outliers

Figure 8E.2.18 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 4, 7% Discount Rate 

8E-35

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL5

5% 95% 25% 50% 75%

Mean: 3.1

0

20

40

60

80

100

-100.0 -50.0 0.0 50.0 100.0 150.0 200.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 244 Outliers

Figure 8E.2.19 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 5, 7% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL6

5% 25% 50% 75% 95%

Mean: -42.8

0

20

40

60

80

100

-250.0 -150.0 -50.0 50.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 183 Outliers

Figure 8E.2.20 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 6, 7% Discount Rate 

8E-36

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL7

5% 25% 50% 75% 95%

Mean: -46.8

0

20

40

60

80

100

-250.0 -150.0 -50.0 50.0 150.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 275 Outliers

Figure 8E.2.21 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 7, 7% Discount Rate 

Capacitor-Start Capacitor-Run Life-Cycle Cost Savings for EL8

5% 95% 25%50%75%

Mean: -863.1

0

50

100

150

200

250

300

350

-3500.0 -3000.0 -2500.0 -2000.0 -1500.0 -1000.0 -500.0 0.0

Life-cycle Cost (2008$)

Frequency (#)

10000 Trials 88 Outliers

Figure 8E.2.22 Capacitor-Start Capacitor Run Motors: 

Distribution of Life-Cycle Cost Impacts for 

Efficiency Level 8, 7% Discount Rate 

8E-37

EERE-2007-BT-STD-0007 COMMENT 17
8E-38

8E.2.2 Distribution of Payback Period Results, 7% Discount Rate 

8E.2.2.1 Polyphase Motors 

Polyphase Payback Period Results for EL1

25% 50% 75%

Mean: 33.3

0

50

100

150

200

250

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 757 Outliers

Figure 8E.2.23 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 1, 7% Discount Rate 

Polyphase Payback Period Results for EL2

25%50% 75%

Mean: 22.7

0

50

100

150

200

250

300

350

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 499 Outliers

Figure 8E.2.24 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 2, 7% Discount Rate 

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Payback Period Results for EL3

25%50% 75%

Mean: 19.9

0

100

200

300

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 422 Outliers

Figure 8E.2.25 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 3, 7% Discount Rate 

Polyphase Payback Period Results for EL4

25%50% 75%

Mean: 22.2

0

50

100

150

200

250

300

350

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 494 Outliers

Figure 8E.2.26 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 4, 7% Discount Rate 

8E-39

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Payback Period Results for EL5

25% 50% 75%

Mean: 47.4

0

50

100

150

200

250

300

350

0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0

Payback Period (years)

Frequency

10000 Trials 773 Outliers

Figure 8E.2.27 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 5, 7% Discount Rate 

Polyphase Payback Period Results for EL6

25% 50% 75%

Mean: 61.2

0

50

100

150

200

250

300

0.0 50.0 100.0 150.0 200.0

Payback Period (years)

Frequency

10000 Trials 697 Outliers

Figure 8E.2.28 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 6, 7% Discount Rate 

8E-40

EERE-2007-BT-STD-0007 COMMENT 17
Polyphase Payback Period Results for EL7

25%50% 75%

Mean: 262

0

100

200

300

400

500

0.0 200.0 400.0 600.0 800.0 1000.0

Payback Period (years)

Frequency

10000 Trials 526 Outliers

Figure 8E.2.29 Polyphase Motors: Distribution of Payback Period 

Impacts for Efficiency Level 7, 7% Discount Rate 

8E.2.2.2 Capacitor-Start Induction Run Motors 

Capacitor-Start Induction Run Payback Period Results for EL1

25% 50% 75%

Mean: 13.8

0

50

100

150

200

0.0 5.0 10.0 15.0 20.0 25.0 30.0

Payback Period (years)

Frequency

10000 Trials 1133 Outliers

Figure 8E.2.30 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 1, 

7% Discount Rate 

8E-41

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Payback Period Results for EL2

25% 50% 75%

Mean: 10.3

0

50

100

150

200

250

300

0.0 5.0 10.0 15.0 20.0 25.0 30.0

Payback Period (years)

Frequency

10000 Trials 846 Outliers

Figure 8E.2.31 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 2, 

7% Discount Rate 

Capacitor-Start Induction Run Payback Period Results for EL3

25%50% 75%

Mean: 8.3

0

50

100

150

200

250

300

0.0 5.0 10.0 15.0 20.0 25.0 30.0

Payback Period (years)

Frequency

10000 Trials 652 Outliers

Figure 8E.2.32 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 3, 

7% Discount Rate 

8E-42

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Payback Period Results for EL4

25%50% 75%

Mean: 10.9

0

50

100

150

200

250

300

350

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0

Payback Period (years)

Frequency

10000 Trials 660 Outliers

Figure 8E.2.33 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 4, 

7% Discount Rate 

Capacitor-Start Induction Run Payback Period Results for EL5

25% 50% 75%

Mean: 13.7

0

50

100

150

200

250

300

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0

Payback Period (years)

Frequency

10000 Trials 842 Outliers

Figure 8E.2.34 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 5, 

7% Discount Rate 

8E-43

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Induction Run Payback Period Results for EL6

25% 50% 75%

Mean: 23.2

0

50

100

150

200

250

0.0 10.0 20.0 30.0 40.0 50.0 60.0

Payback Period (years)

Frequency

10000 Trials 906 Outliers

Figure 8E.2.35 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 6, 

7% Discount Rate 

Capacitor-Start Induction Run Payback Period Results for EL7

25%50% 75%

Mean: 100.5

0

100

200

300

400

500

600

700

800

0.0 50.0 100.0 150.0 200.0 250.0

Payback Period (years)

Frequency

10000 Trials 708 Outliers

Figure 8E.2.36 Capacitor-Start Induction Run Motors: Distribution 

of Payback Period Impacts for Efficiency Level 7, 

7% Discount Rate 

8E-44

EERE-2007-BT-STD-0007 COMMENT 17
8E.2.2.3 Capacitor-Start Capacitor Run Motors 

Capacitor-Start Capacitor-Run Payback Period Results for EL1

25%50% 75%

Mean: 12.8

0

50

100

150

200

250

300

0.0 10.0 20.0 30.0 40.0 50.0

Payback Period (years)

Frequency

10000 Trials 606 Outliers

Figure 8E.2.37 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 1, 7% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL2

25% 50% 75%

Mean: 17.6

0

50

100

150

200

250

300

0.0 10.0 20.0 30.0 40.0 50.0

Payback Period (years)

Frequency

10000 Trials 841 Outliers

Figure 8E.2.38 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 2, 7% Discount Rate 

8E-45

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Payback Period Results for EL3

25%50% 75%

Mean: 17.9

0

50

100

150

200

250

300

350

0.0 10.0 20.0 30.0 40.0 50.0 60.0

Payback Period (years)

Frequency

10000 Trials 716 Outliers

Figure 8E.2.39 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 3, 7% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL4

25%50% 75%

Mean: 23.5

0

100

200

300

400

0.0 20.0 40.0 60.0 80.0 100.0 120.0

Payback Period (years)

Frequency

10000 Trials 431 Outliers

Figure 8E.2.40 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 4, 7% Discount Rate 

8E-46

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Payback Period Results for EL5

25%50% 75%

Mean: 26.8

0

50

100

150

200

250

300

350

400

0.0 20.0 40.0 60.0 80.0 100.0

Payback Period (years)

Frequency

10000 Trials 636 Outliers

Figure 8E.2.41 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 5, 7% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL6

25%50% 75%

Mean: 43.4

0

50

100

150

200

250

300

350

0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0

Payback Period (years)

Frequency

10000 Trials 719 Outliers

Figure 8E.2.42 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 6, 7% Discount Rate 

8E-47

EERE-2007-BT-STD-0007 COMMENT 17
Capacitor-Start Capacitor-Run Payback Period Results for EL7

25%50% 75%

Mean: 41.8

0

50

100

150

200

250

300

350

0.0 20.0 40.0 60.0 80.0 100.0 120.0 140.0

Payback Period (years)

Frequency

10000 Trials 694 Outliers

Figure 8E.2.43 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 7, 7% Discount Rate 

Capacitor-Start Capacitor-Run Payback Period Results for EL8

25%50% 75%

Mean: 247.1

0

100

200

300

400

500

600

0.0 200.0 400.0 600.0 800.0 1000.0

Payback Period (years)

Frequency

10000 Trials 500 Outliers

Figure 8E.2.44 Capacitor-Start Capacitor Run Motors: 

Distribution of Payback Period Impacts for 

Efficiency Level 8, 7% Discount Rate 

8E-48

EERE-2007-BT-STD-0007 COMMENT 17