Thermal Protector for Compressor, Motor Protector for Refrigeration Compressor, Overload Switch for Air Compressor Motor, Thermal Cutout for Air Compressor

The basic function set of the 4TM with plug-on feature is to protect the motor in a refrigeration compressor from overheating as a result of locked rotor or running overload. The CS4TM provides this protection by sensing the current and temperature of the motor.

Protector drawings:

Model description

Characteristics:
1. Contact capacity: 20A/250VAC 40A/125VAC
2. Trip time: on your request.
3. Contact resistance: ≤100mΩ (measured with ohm meter at 25 °C)
4. Pulling Strength of Terminals: 60 N applied from lead to lead for 5S. No slip-off or loose.
5. Insulation resistance : the resistance between the terminal and plastic case>100 MΩ (measured with 500 VDC at 25 °C)

Open and Close Temperature