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IEEE DRAFT C57.123 : D1.7 OCT 2000

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

DRAFT GUIDE FOR TRANSFORMER LOSS MEASUREMENT

Superseded date

05-12-2002

Published date

12-01-2013

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1 Overview
   1.1 Scope
   1.2 Purpose
2 References
3 Transformer no-load losses
   3.1 General
   3.2 Parameters affecting magnitude of
       no-load losses
   3.4 Excitation current (no-load current)
   3.5 Test requirements
   3.6 Measurement of no-load losses
   3.7 Measurement of excitation current
   3.8 Measuring circuitry for three-phase
       transformers
4 Transformer load losses
   4.1 General
   4.2 Measuring circuitry
   4.3 Load loss measurement uncertainties
   4.4 Corrections to measured load losses
   4.5 Measuring circuitry for three-phase
       transformers
5 Advanced measuring systems
   5.1 Enhanced conventional system
   5.2 Advanced voltage and current transducers
   5.3 Bridge method
6 Specified tolerances on losses
   6.1 Specified tolerances on no-load losses
   6.2 Specified tolerances on total losses
7 Traceability and calibration
8 Grounding, shielding, and safety
   8.1 Grounding
   8.2 Shielding
   8.3 Safety
ANNEX A - Normative
Bibliography

Applies to liquid-filled power and distribution transformers, dry-type transformers, and step-voltage regulators, and three phase transformers.

DocumentType
Draft
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy

IEEE C57.12.01-2015 REDLINE IEEE Standard for General Requirements for Dry-Type Distribution and Power Transformers
IEEE C57.15-2009 REDLINE IEEE Standard Requirements, Terminology, and Test Code for Step-Voltage Regulators
IEEE C57.12.90-2010 IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
IEEE C57.12.91-2011 IEEE Standard Test Code for Dry-Type Distribution and Power Transformers

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