230VAC 63A Single Phase Adjustable Overvoltage And Undervoltage Current Protector - Adjustable Over Under Voltage Protector, Under Voltage Protector

Suitable for single-phase AC voltage 230V, 50/60Hz, rated working current 63A and below users or loads and reliable, when line has overvoltage or undervoltage, overcurrent condition, the product can cut off the power supply instantaneously, protect the electrical equipment from damage Voltage protector relay has over voltage protection, under voltage and other functions It is mainly used for the of over-voltage, under-voltage or over-current in the distribution line of residential household box or the of single-phase power equipment.