Motor Protector Low-Voltage a. C Motor Controller Overload Protection Relay

Product Name: Motor protector Low-voltage A.C motor controller overload protection relayWDH-31-580 is a protection device for low-voltage AC motors and is applied to the motor applications with the rated frequency up to 50Hz, rated voltage up to 800A. The product has such functions as monitoring, controlling, protection and communication so as to provide the excellent protection for motors.Product Components--Basic module --Display module --Residual CT(optional) --External CT(optional):SHI-ZT40 5P10:500A/5A,800A/5A.corresponding conteoller rated current of 5A Product Name Hot sale industrial device WDH-31-580 ralay raplace 21 protection modes industrial torque Motor  Controller   System Rated voltage of motor  AC 380V or AC 660V,50Hz Rated current of motor 0.1A~800A Insulation resistor ≥100MΩ   Safe Power Supply Working range AC 100~415V Power consumption ≤3VA     Environment Condition Operating temperature -20ºC~+60ºC Relative humidity ≤93%RH Storage temperature -25ºC~70ºC IP degree Front:IP64,Rear:IP20     Protection Accuracy Current/voltage ±1% of setting value Thermal capacity ±1% of setting value Delayed acting time When delayed acting value