Caution lamp for high voltage controller

Communications: electrical – Condition responsive indicating system – Specific condition

Patent

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Details

340644, G08B 2300

Patent

active

044828926

ABSTRACT:
A warning feature for a high voltage controller or the like. A lamp is mounted on the controller cabinet, and connected to an interlock circuit so as to be illuminated whenever line voltage is being supplied to a contactor assembly, regardless of the open or closed status of the contactor itself.

REFERENCES:
patent: 3228018 (1966-01-01), Benjaminsen et al.
patent: 3680071 (1972-07-01), Burgoon

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