It is mainly suitable for AC 50Hz (or 60Hz) circuits with a rated operating voltage up to 380V and a rated working current up to 150A to control the direct start and stop of three-phase squirrel cage induction motor and to protect the motor in case of overload.
It is mainly suitable for AC 50Hz (or 60Hz) circuits with a rated operating voltage up to 380V and a rated working current up to 150A to control the direct start and stop of three-phase squirrel cage induction motor and to protect the motor in case of overload.
