D722 type three-phase long life watt-hour meter
Detailed Product Description
It has new generation of meter design and manufacture technology, adopting to the first-rate process equipment and the modern process craft, it is the first-rate three-phase induction long lifr technology watt-hour meter, which is designed and manufactured according to the electric power industrial consumers practical operation.Its performance index comply with the technological specification IEC60521.
reference condition:temperature 23 degeree,
humidity:25-85%
current line power consumption: less than 1VA
resistance surge voltafe: more than 8.5KV
average use of life: more than 25 years
rated voltage: 3X220/380/100V
rated current: 3x5(20),3x10(40), 3x15(60),3x20(80), 3x30(100)A
frequency:50HZ
