Rated Current | Direct: 5(63) Or 5(6)A via CT | Connection Mode | 3-phase 4-wire |
Rated Voltage | AC 220V ph-N or 120V ph-N (Optional) | Pulse Output | 2 channels (Settable for kWh or kvarh) |
Frequency | 50/60Hz (Optional), range: 47~65Hz | Starting Current | 0.4%Ib (direct connect), 0.2%Ib (via CT) |
Burden | <2W | Power Frequency Withstand Voltage | 2kV |
Power Supply | Self supply (Note: RS485 won’t work, when connect 1 phase, ) For 220Vac (L-N), range: 184~276Vac For 120Vac (L-N), range: 96~144V |
Accuracy | kWh accuracy: class 1.0 |
Communication | RS485 serial, Modbus-RTU Baud rate: 2400, 4800, 9600 Address: 1~247 |
Pulse constant | 1000 |
Environment | Operating temperature: -20℃~ +55 ℃ Storage temperature: -40℃~ +70 ℃ Humidity: 5%~95% non-condensing |
Dimension | 72*100*65mm |
Standard (EMC) | Electrostatic discharge immunity test IEC 61000-4-2,Level 4 Radiated immunity test IEC 61000-4-3,Level 3 Electrical fast transient/burst immunity test IEC 61000-4-4,Level 4 Surge immunity test (1, 2/50μs~8/20μs) IEC 61000-4-5,Level 4 Conducted emission EN55022, Class B Radiated emission EN55022, Class B |
Parameter | Accuracy | Resolution | Measuring Range | |
Display Data | Voltage | 0.2% | 0.01V | For 220Vac (L-N), range: 184~276Vac For 120Vac (L-N), range: 96~144V |
Current | 0.2% | 0.001A | Direct: 5(63), Via CT: 5(6)A |
|
Active Power | 0.5% | 0.1W | 0~1MW | |
Power Factor | 0.5% | 0.001 | -1.000~+1.000 | |
Frequency | 0.01 | 0.01Hz | 47~65Hz | |
Active Energy | Class 1 | 0.1kWh | 0~9999999.9 kWh | |
Reactive Energy | Class 2 | 0.1kvarh | 0~9999999.9 kvarh | |
Communication Data | Reactive Power | 1.0% | 0.1Var | 0~1Mvar |
Apparent Power | 0.5% | 0.1VA | 0~1MvA |