Protection switch

Details Protection switch Protection switch

1994-10-04

1996-08-13

Donovan, Lincoln

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Multiple contact type

335105, H01H 6702

Patent

active

055460623

ABSTRACT:
A contactor/protection relay type protection switch comprises at least one power pole comprising a mobile contact holder cooperating with fixed contacts. It can be moved by an operating lever coupled to moving parts of a solenoid. The switch includes an elastic device between the end of the lever coupled to the solenoid and a plunger of the contact holder.

REFERENCES:
patent: 3671891 (1972-06-01), Usui et al.
patent: 3882435 (1975-05-01), Grass et al.

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