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Distribution Transformers

Draft Analyses Published for the 

NOPR

The Department of Energy is circulating early copies of its NOPR 

analyses. Stakeholders are invited to review these draft NOPR 

documents and analytical tools.

Some of the following documents are available as Adobe Acrobat 

PDFs. Download Adobe Reader.

Engineering Analysis

Spreadsheets:

l Low-Voltage Dry-Type Engineering Analysis Results (Excel 

2.7 MB) 

l Medium-Voltage Dry-Type Engineering Analysis Results 

(Excel 3.1 MB) 

l Liquid Engineering Analysis Results (Excel 4.8 MB) 

Technical Support Document (TSD) Chapters:

l Chapter 5, Engineering Analysis (PDF 2.8 MB) 

l Appendix 5A, Supplementary Engineering Analysis Results 

(PDF 6.1 MB) 

l Appendix 5B, Scaling Relationships in Transformer 

Manufacturing (PDF 239 KB) 

l Appendix 5C, Q1 2005 Material Pricing Analysis (PDF 7.3 

MB) 

Life Cycle Cost Analysis by Design Line

Spreadsheets:

Design Lines 1-5 are Liquid-Immersed, Medium Voltage

l Design Line 1: 50kVA, Single-Phase (Excel 8.7 MB) 

l Design Line 2: 25kVA, Single-Phase (Excel 9.8 MB) 

l Design Line 3: 500kVA, Single-Phase (Excel 8.7 MB) 

l Design Line 4: 150kVA, Three-Phase (Excel 8.7 MB) 

l Design Line 5: 1500kVA, Three-Phase (Excel 8.7 MB) 

Design Lines 6-8 are Dry-Type, Low-Voltage

 EE-RM/STD-00-550 COMMENT 83
l Design Line 6: 25kVA, Single-Phase (Excel 6.6 MB) 

l Design Line 7: 75kVA, Three-Phase (Excel 6.1 MB) 

l Design Line 8: 300kVA, Three-Phase (Excel 5.1 MB) 

Design Lines 9-13 are Dry-Type, Medium Voltage, Three-Phase

l Design Line 9: 300kVA, 20-45 kV BIL (Excel 5.1 MB) 

l Design Line 10: 1500kVA, 20-45 kV BIL (Excel 5.1 MB) 

l Design Line 11: 300kVA, 46-95 kV BIL (Excel 5.1 MB) 

l Design Line 12: 1500kVA, 46-95 kV BIL (Excel 5.1 MB) 

l Design Line 13: 2000kVA, >=96 kV BIL (Excel 5.1 MB) 

Technical Support Document (TSD) Chapters:

l Chapter 6, Energy Use and End-Use Load Characterization 

(PDF 297 KB) 

l Chapter 7, Markups for Equipment Price Determination (PDF 

23 KB) 

l Chapter 8, Life-Cycle Cost and Payback Period Analyses 

(PDF 485 KB) 

l Appendix 8A, LCC and Payback Results (PDF 876 KB) 

l Appendix 8B, Uncertainty and Variability (PDF 21 KB) 

l Appendix 8C, Sample Utilities (PDF 24 KB) 

l Appendix 8D, LCC Sensitivity Analysis (PDF 22.3 MB) 

National Impact Analysis

Spreadsheets:

l National Impact Analysis (Excel 6.7 MB) 

l Annual Impact Output (Excel 1.5 MB) 

Technical Support Document (TSD) Chapters:

l Chapter 9, Shipments Analysis (PDF 84 KB) 

l Chapter 10, National Impact Analysis (PDF 117 KB) 

l Appendix 10A, User Instructions for Shipments and NIA 

Spreadsheet Model (PDF 17 KB) 

l Appendix 10B, National Energy Savings and Net National 

Present Value Results (PDF 364 KB) 

Manufacturer Impact Analysis

Spreadsheets:

l Government Regulatory Impact Model (GRIM) (Excel 7.9 

MB) 

Technical Support Document (TSD) Chapters:

l Chapter 12, Manufacturer Impact Analysis (PDF 445 KB) 

l Appendix 12A, Manufacturer Impact Analysis Interview 

Guides: Liquid-immersed, LV Dry-type, MV Dry-type (PDF 

210 KB) 

l Appendix 12B, Manufacturer Impact Analysis Small Business 

Interview Guide (PDF 75 KB) 

l Appendix 12C, Government Regulatory Impact Model 

 EE-RM/STD-00-550 COMMENT 83
(GRIM) Supporting Documentation (PDF 129 KB) 

Printable Version

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Content Last Updated: 08/05/2005

 EE-RM/STD-00-550 COMMENT 83