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Motor Protection Relays

Motor Protection Relays

Thermal overload relay that protects your motor against burnout.

Can be used as protection against motor burnout during overload or locked rotor, and offers a wide range of specifications to meet various needs, including protection against overload and phase loss, time lag, quick connect, etc.

Thermal Overload Relays without Phase Failure Protection

Protects motors against overload and locked rotor, securing safe operation.
Standard model complies with Japanese and many international standards.

Thermal Overload Relays without Phase Failure Protection

Thermal Overload Relays with Phase Failure Protection

Using 3 pole relays, and protects motors against overload, locked rotor, and phase loss.

Thermal Overload Relays with Phase Failure Protection

Thermal Overload Relays with Saturable Reactors

Thermal overload relays with saturated reactors.
Can be used for motors with a long startup time.

Thermal Overload Relays with Saturable Reactors

Quick Trip Thermal Overload Relays

Thermal overload relays with a shorter startup time than standard model.
Can be used for motors that only allow a short time for heat capacity.

Quick Trip Thermal Overload Relays

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