01869nam 2200349 450 991044010270332120231209095952.01-5044-2242-2(CKB)4100000008867245(NjHacI)994100000008867245(EXLCZ)99410000000886724520231209d2016 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierC57.12.90-2015 - IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers - Redline /IEEEPiscataway :IEEE,2016.1 online resource (267 pages)Methods for performing tests specified in IEEE Std C57.12.00(TM) and other standards applicable to liquid-immersed distribution, power, and regulating transformers are described. Instrument transformers, step-voltage and induction voltage regulators, arc furnace transformers, rectifier transformers, specialty transformers, grounding transformers, and mine transformers are excluded. Resistance measurements, polarity and phase-relation tests, ratio tests, no-load loss and excitation current measurements, impedance and load loss measurements, dielectric tests, temperature tests, short-circuit tests, audible sound level measurements, and calculated data arecovered in this standard.Electric transformersTestingElectric power distributionTestingElectric transformersTesting.Electric power distributionTesting.621.310420287NjHacINjHaclDOCUMENT9910440102703321C57.12.90-2015 - IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers - Redline2807530UNINA