Accessory device for manual motor starter

Inductor devices – Relatively movable core and coil

Reexamination Certificate

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Details

C335S014000, C335S132000

Reexamination Certificate

active

06897757

ABSTRACT:
Disclosed is an accessory device for a manual motor starter attached to one side of a body of the manual motor starter so as to perform various accessory functions, such as a forcible trip function for the manual motor starter by remotely switching the manual motor starter or a trip function for the manual motor starter when under-voltage occurs between a power source and load. A remotely switchable trip function and under-voltage trip function are achieved by using one accessory device.

REFERENCES:
patent: 4641117 (1987-02-01), Willard
patent: 4700161 (1987-10-01), Todaro et al.
patent: 4864262 (1989-09-01), Deb

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