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Publication detail

 
Reference IEC 60076-21 ed1.0 withdrawn corrigendum
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Title Power transformers - Part 21: Standard requirements, terminology, and test code for step-voltage regulators
Publication date 2011-12-15
Format, price
(Swiss francs)
and language
300.- 103 pages
300.- 2049 Kb
 
Abstract IEC 60076-21:2011/IEEE Std C57.15:2009 - Description of design types, tables of 50 Hz and 60 Hz ratings, supplementary ratings, construction, and available accessories are provided. Methods for performing routine and design tests applicable to liquid-immersed single and three-phase step-voltage regulators are described. Winding resistance measurements, polarity tests, insulation power factor and resistance tests, ratio tests, no load loss and excitation current measurements, impedance and load loss measurements, dielectric tests, temperature tests, routine and design impulse tests, short-circuit tests, control tests, calculated data, and certified test data are covered.
Technical Committee 14 - Power transformers  RSS
ICS Codes
29.180 Transformers. Reactors
*Instrument transformers, see 17.220.20
 
Replaced by
Stability date 2017
 
Work in progress
ProjectStage codeForecast publication date
IEC 60076-21 Ed.2  AMW2018-02-28


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