Shorting and grounding arrangement for gas-insulated bus bars

Details Shorting and grounding arrangement for gas-insulated bus bars Shorting and grounding arrangement for gas-insulated bus bars

1974-12-11

1977-05-31

Scott, James R.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200148R, H01H 3370

Patent

active

040271269

ABSTRACT:
A shorting and grounding arrangement for enclosed, gas-insulated bus bars in which an opening in the enclosure is provided and a pot placed over the opening, the pot containing a contact movably supported therein and having an advance contact, the main contact and advance contact both being adapted to mate with contacts on the bus bar, in which the advance contact is connected through a movable electrical connection with a rigid terminal on the outside wall of the pot to permit larger residual voltages to be shorted through the use of the advance contact and switch gear arranged outside the enclosure.

REFERENCES:
patent: 2813177 (1957-11-01), Eberhard et al.
patent: 3070770 (1962-12-01), Mercier
patent: 3590187 (1971-06-01), Kane et al.
patent: 3778574 (1973-12-01), Clark
patent: 3793494 (1974-02-01), Cleaveland
patent: 3855434 (1974-12-01), Grunert et al.

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