Metering of active and reactive energy in both directions for one or several tariffs in three-phase three-wire and four-wire circuits of alternating current with transfer and direct connection to voltage and current.
Grade of accuracy of active energy metering - 1,0 (GOST 30207 and DSTU IЕC 62053-21)
Grade of accuracy of reactive energy – 2,0 (DSTU IЕC 62053-23)
Nominal voltage 3х220 / 380 V or 3х100 V (depending on performance)
Frequency - 50 Hz
Nominal electric current intensity – 5A
Max electric current intensity - 10 А, 60 А, 80 А, 100 А, 120 А (depending on performance)
Single-phase recording of all measurable values
Ingress protection rating - ІР54(GOST 14254)
Number of digits of counting mechanism – 6+2
Calibration interval – 16 years
Average operation time (till the first major maintenance) – 24 years