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IEEE/ANSI C57.12.20-1997

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

American National Standard for Transformers - Standard for Overhead Type Distribution Transformers, 500 kVA and Smaller: High Voltage 34500 Volts and Below: Low Voltage, 7970/13800Y Volts and Below

Available format(s)

PDF

Superseded date

23-07-2013

Language(s)

English

Published date

30-11-2002

Committee
Transformers
DocumentType
Standard
Pages
51
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy

IEEE PC57.12.28 American National Standard Pad-Mounted Equipment - Enclosure Integrity
IEEE/ANSI C57.12.22-1995 American National Standard for Pad-Mounted, Compartmental-Type, Self-Cooled, Three-Phase Distribution Transformers With High-Voltage Bushings, 2500 kVA and Smaller; High Voltage, 34 500 GrdY/19 920 Volts and Below; Low Voltage, 480 Volts and Below

IEEE C57.12.90-1993 IEEE Standard Test Code for Liquid-Immersed Distribution, Power and Regulating Transformers and IEEE Guide for Short-Circuit Testing of Distribution and Power Transformers
IEEE C57.12.00-1993 IEEE Standard General Requirements for Liquid-Immersed Distribution, Power and Regulating Transformers
IEEE C135.1-1999 IEEE Standard for Zinc-Coated Steel Bolts and Nuts for Overhead Line Construction
IEEE C57.12.80-1978 IEEE Standard Terminology for Power and Distribution Transformers
IEEE C37.40-1993 IEEE Standard Service Conditions and Definitions for High Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches & Accessories
IEEE C57.91-1995 IEEE Guide for Loading Mineral-Oil-Immersed Transformers
IEEE C37.41-1994 IEEE Standard Design Tests for High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches and Accessories

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