Specifications and parameters
Executive Standard: GB/13850.1-1992，DZ/T721-2000
Phase voltage: V/KV 0.2%RD(0～350V) 0.5%RD(0～150V)
Line voltage: V/KV 1.0%RG(0～600V) 1.0%RG(0～260V)
Current :A/KA 0.2%RD(0～5A) 0.5%RD(0～1A)
Active power: W/KW/MW/GW 0.5%RD
Reactive power: var/Kvar/Mvar/Gvar 0.5%RD
Power factors: 0.5%RD
Active power: Wh/KWh/MWh/GWh 1.0%RD
Reactive power: varh/Kvarh/Mvarh 1.0%RD
Power: Hz 0.1%RG
Note: V1/V2/V3/Ve0：phase voltage V12/V23/V31/Ve：line voltage
PF1/PF2/PF3：single-phase power factor Pf：total power factor
Power accuracy range:
Power factor: COSФ0.5～1.0(active power) SINФ0.5～1.0(reactive power) voltage>50A current>0.5A
Input range: voltage: 5V-120V/600V(Max:600V)
Current : ≤0.1VA/5A
Programmable setting
Measuring system selection: three-phase three-wire/three-phase four-wire/one-phase two-wire/one-phase three-wire
Baud : 1200/2400/4800/9600/19200
Address: 1-247
Communication protocol: MODBUS RTU
Insulation and pressure: input/output/power: ≥20MΩ(DC500V)；2kV/min.2mA
Stability: temperature influence: 100ppm/℃
Long-term stability: ≤0.2%/year
Working conditions: temperature: -30℃～70℃, humidity: 10%～90% RH
Storage conditions: temperature: －40℃～80℃, humidity: 10%～90% RH
Dimensions: 110㎜×75㎜×70㎜
Installation: 35 mm rail mounting or screw fixation
