GSO IEC 60076-21:2016
IEC 60076-21:2011
Gulf Standard
Historical
·
Approved on
27 September 2016
Power transformer – part 21 : standards requirements , terminology , and test code for step –voltage regulators
GSO IEC 60076-21:2016 Files
English
103 Pages
Historical
Reference Language
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GSO IEC 60076-21:2016 Scope
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.
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