Single Phase Kilo Watt-hour Meter
The series
single phase meter is a kind of inductive meter to measure the single phase current at the rated frequency of 50Hz. It is an indoor installing meter. Ambient temperature: -10º C to 50º C, relative humidity: Below 85%(25º C).
45.
Three Phase Kilo Watt-hour Meter
The series three-phase meter is an induction meter to measure the three-phase current at the rated frequency(50Hz). It is an indoor installed
meter. Ambient temperature: -10º C to 50º C, in addition the first grade is under the working condition of 0º Cto 40º C. Relative humidity: Below 85%(25º C)