
ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 24: STATIC METERS FOR REACTIVE ENERGY AT FUNDAMENTAL FREQUENCY (CLASSES 0,5 S, 1 S AND 1)
出版:International Electrotechnical Committee

專家解讀視頻
Pertains only to newly manufactured transformer operated static var-hour meters of accuracy classes 0,5 S, and 1 S as well as direct connected static var-hour meters of accuracy class 1, for the measurement of alternating current electrical reactive energy in 50 Hz or 60 Hz networks and it applies to their type tests only.