JR36-20 3.2-5 A 20 A Overload Relay, Temperature Overload Protector, Freestanding Installation

Basic Parameters

Rated current range: 3.2-5 A, maximum load current: 20 A, suitable for 50/60 Hz AC circuits and a rated voltage of 690 V.

Independent installation design, no contactor base adaptation required, direct mounting in the distribution cabinet.

Main Functions

Motor protection against overload and phase loss, temperature compensation, and automatic reset via bimetallic temperature sensors.

Compatible with 380 V three-phase power supply, response time conforms to the tripping threshold standard of 10 to 30 seconds, ensuring rapid disconnection in case of abnormal current.

Structural Characteristics

High-temperature resistant materials, pollution level 3, suitable for environments from -5 °C to +40 °C and 90% humidity.

Optional manual/automatic reset, integrated mechanical actuation mechanism, high stability.59 Application Scenarios

Suitable for the long-term protection of AC motors such as fans and water pumps, and particularly suitable for industrial production line equipment.