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BS EN IEC 60076-21 BS EN 60076-21 ED3 Power transformer. Part 21: Standard requirements, terminology, and test code for step-voltage regulators

Source:
IEC
Committee:
PEL/14 - Power transformers
Categories:
Transformers. Reactors
Comment period start date:
Comment period end date:
Number of comments:
0

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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 (three-phase 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.

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