Three Phase Motor Protector

Normally closed contact system, which is operated by a snap action of bimetal disc, is sensitive to both temperature and current. When properly applied, protector shuts off the motor when temperature exceeds maximum safe level due to an overload or stalled(locked rotor) condition.

We are professional thermal protector, motor protector manufacturer and factory in China. The product is widely applied to overheating and overload protection in Motor, Fans, Submersible Pump, Various Pumps, Agricultural Equipment, Air Compressor and Appliances etc.

Normally closed contact system, which is operated by a snap action of bimetal disc, is sensitive to both temperature and current. When properly applied, protector shuts off the motor when temperature exceeds maximum safe level due to an overload or stalled(locked rotor) condition.