Features

real-time1 residual current, 5 temperature, voltage, current, power, frequency, power factor, harmonic THD
Energy MeasurementBidirectional electrical energy
Event logLoop records the latest 64 event information, without losing it in case of power failure
Extended features4 input inputs, 2 relay outputs, 1 RS485 interface or fire protection secondary bus interface
alarm functionResidual current/overcurrent/overvoltage/undervoltage/phase loss/THD over limit alarm, providing sound and light alarms, supporting hold, mute, and reset operations
Suitable occasions
0.4kV voltage level TN-C-S, TN-S, and local TT system