
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:British Standards Institution

专家解读视频
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.
Supersedes 12/30229120 DC. (02/2015)