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Product Characteristic of Thermal Overload Relay LRD

Thermal Overload Relay LRD is a product serves to protect motors against overload, by controlling the current absorbed on each of the phases;  and the imbalances or absence of phase, by its differential device.

You can refer the function on this LRD as below ;
( 1 ) RESET BUTTON , to reset the Relay after a trip.
( 2 ) STOP BUTTON, to open the NC contact and switches off the electrical circuit.
( 3 ) The rated motor current is displayed using to select current rated.
( 4 ) Safety lock by the lock ring.
( 5 ) Test Strip: allows the control of the good functioning product

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