Overcurrent latch for magnetic contactor

Details Overcurrent latch for magnetic contactor Overcurrent latch for magnetic contactor

1976-08-13

1978-03-07

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Latching means

335195, H01H 920

Patent

active

040782190

ABSTRACT:
An electromagnetic contactor characterized by stationary and movable contacts operable between open and closed positions by an armature of an electromagnet which is movable between energized and deenergized positions, and latch means for latching the armature in the energized position to hold the contacts in the closed position when the load current through the contact exceeds a predetermined value even though the electromagnet means is deenergized.

REFERENCES:
patent: 3882435 (1975-05-01), Grass et al.

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