Standard: IEC 60076-21

POWER TRANSFORMERS – PART 21: STANDARD REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR STEP-VOLTAGE REGULATORS

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Scope:

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 1000 kVA (for single-phase units). This standard does not apply to load tap-changing power transformers.

Purpose

This standard is intended as a basis for the establishment of performance, limited electrical and mechanical interchangeability, and general requirements of equipment described. It also assists in the proper selection of such equipment.

Organization: International Electrotechnical Commission
Document Number: iec 60076-21
Publish Date: 2011-12-01
Page Count: 108
Available Languages: EN
DOD Adopted: NO
ANSI Approved: NO
Most Recent Revision: YES
Current Version: YES
Status: Active
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