Used in home, office and villa single-phase control system, when the power supplyis abnormal(voltage too high or too low), cut off the power to protect electrical
equipment from damage.
Built-in microprocessor, true RMS measurement, voltage measurementaccuracy≤ 1%. 50/60Hz universal, Knob setting, LED indicator shows workingstatus. Use (magnetic latching) relay to achieve products low-power. DIN-railmounting.