Standard

IEEE C57.12.20-2017

Nov 2017 Current

Note: Now under development: IEEE C57.12.20-2023

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Language English

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Abstract

Revision Standard - Superseded. Certain electrical, dimensional, and mechanical characteristics and safety features of single- and three-phase, 60 Hz, liquid-immersed, self-cooled, overhead-type distribution transformers 500 kVA and smaller, high voltages 34 500 V and below, and low voltages 7970/13 800Y V and below are covered in this standard.

Products specifications

Standard from IEEE
Published: November 30 2017
Document type: IS
Pages
ISBN: 978-1-5044-4311-1

Publisher: IEEE
Distributor: IEEE
ICS: 29.120.50
National Committee: IEEE Power and Energy Society / Transformers

Product Relations

Revised by: IEEE C57.12.20-2023
Revised by: IEEE C57.12.20-2023
Referred by: IEEE C57.12.90-2021
Referred by: IEEE C57.12.70-2020
Referred by: IEEE C57.12.23-2018
Referred by: IEEE C57.109-2018
Refers: IEEE C37.41-2016
Refers: IEEE C57.12.00-2015
Refers: IEEE C57.12.91-2011
Refers: IEEE C57.12.70-2011
Revises: IEEE C57.12.20-2011
Refers: IEEE C57.12.80-2010
Refers: IEEE C57.12.31-2010
Refers: IEEE C37.40-2003

IEEE C57.12.20-2017

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IEEE C57.12.20-2023