CCSC Energy
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| Parameter Category | Specification | Value |
|---|---|---|
| Accuracy | V / A | 0.20% |
| P / Q / S / PF | 0.50% | |
| F | ±0.01 Hz | |
| kWh | Class 0.5S | |
| ±kvarh | Class 2 | |
| Voltage Input | Rated value | 3x220V/380V |
| Overload | Continuous: 1.2Vn, Instantaneous: 2Vn/10s | |
| Burden | 0.1 VA (per phase) | |
| Impedance | 21.7MΩ | |
| Frequency | 45Hz ~ 65Hz | |
| Current Input | Rated value | External CT |
| Overload | Continuous: 1.2In, Instantaneous: 2In/5s | |
| Burden | <0.2VA (per phase) | |
| Impedance | <20mΩ | |
| Residual Current Input | Input Value | AC 1mA |
| Auxiliary Power Supply | Working range | AC/DC 80 ~ 270V |
| Consumption | <5VA | |
| Communication Port | Default | RS485, Modbus-RTU, up to 9600bps |
| LoRa, EC2 module | 470MHz | |
| GPRS, EC4 module | 850/900/1800/1900MHz | |
| NB-IoT, EC6 module | Band 3/5/8 | |
| Energy Pulse Output | Pulse Output | 1 photocoupler output, pulse width (80±20%) ms |
| Optional Module (EK1) | Digital inputs | Dry digital inputs, Isolation: 2kVAC |
| Relay outputs | Contact rated at AC 250V/5A or DC 30V/5A | |
| Environment Conditions | Operating temperature | -25°C ~ 70°C |
| Storage temperature | -30°C ~ 80°C | |
| Relative humidity | ≤93% RH | |
| Altitude | <2500m |
