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| Voltage | Nominal voltage | 3*220/380V | | |
| | Nominal frequency | 50/60Hz | | |
| | Consumption | <4VA(Each phase) | | |
| Current | Maximum current | 6A,80A | | |
| | Starting current | Connect directly:0.04A Connect via CT:0.002A | | |
| | Consumption | <4VA(Maximum current) | | |
| Measurement performance | Accuracy of active kWh | Class 0.5S | | |
| Clock | Accuracy | Error≤0.5s/d | | |
| Active pulse | Width | 80+20ms | | |
| | Constant | 400imp/kWh 6400imp/kWh | | |
| Communication | Interface | RS485 | | |
| | Protocol | MODBUS-RTU | | |
| Outline | L*W*H(mm) | 144*88*70 | | |
| Environment | Temperature | Operating:-25~55℃,Storage:-40~70℃ | | |
| | Humidity | ≤95%(No Condensation) | | |
| | Altitude | ≤2000m | | |

















