Description
The Nidec-Secop 117U4148 Start Relay W/Overload is a control part used in the circuit of compressors to allow the operation of the motor and overcurrent in HVAC systems. It provides a starting signal to the compressor motor and circuit for normal operation. Combined overload protection sensors maintain overcurrent or overtemperature, and the circuit is opened to avoid damaging the motor. This unit is mounted in electrical compartment or the control part of compressor to assist in the provision of accurate starting operation and protection of motor in response to abnormal electrical or thermal operation in HVAC systems.
