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IEC 60076-21

Power transformers – Part 21: Standard requirements, terminology, and test code for step-voltage regulators

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Organization: IEC
Publication Date: 1 December 2018
Status: active
Page Count: 148
ICS Code (Transformers. Reactors): 29.180
scope:

This document describes electrical, mechanical and test requirements of liquid-immersed, single- and three-phase, 50 Hz and 60 Hz, self and forced-air cooled, distribution, overhead and substation, step-voltage regulators, 1 000 kVA (single-phase units) or 3 000 kVA (threephase units) and smaller, 34 500 volts and below (2 400 V minimum) and their associated controls.

Requirements, references and definitions relevant to either IEC or IEEE contexts are given and their use is described in Clause 4.

Document History

IEC 60076-21
December 1, 2018
Power transformers – Part 21: Standard requirements, terminology, and test code for step-voltage regulators
This document describes electrical, mechanical and test requirements of liquid-immersed, single- and three-phase, 50 Hz and 60 Hz, self and forced-air cooled, distribution, overhead and substation,...
December 1, 2011
Power transformers – Part 21: Standard requirements, terminology, and test code for step-voltage regulators
This standard describes electrical and mechanical requirements of liquid-immersed, single- and threephase, step-voltage regulators, not exceeding a regulation of 3000 kVA (for three-phase units) or...

References

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