SANS 60076-21:2021
Current
The latest, up-to-date edition.
Power transformers - Part 21: Standard requirements, terminology, and test code for step-voltage regulators
Hardcopy
English
08-03-2021
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.
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