Compact low force dead tank circuit breaker interrupter

Details Compact low force dead tank circuit breaker interrupter Compact low force dead tank circuit breaker interrupter

1994-04-05

1995-12-26

Scott, J. R.

High-voltage switches with arc preventing or extinguishing devic

Arc preventing or extinguishing devices

Air-current blowout

218 62, 218 63, 218 84, H01H 3388, H01H 3391

Patent

active

054789800

ABSTRACT:
A dead tank high voltage SF.sub.6 circuit breaker has a stationary cylinder SF.sub.6 puffer section, an arc generated SF.sub.6 pressure blast section, a moving arcing contact plug, and a moving open position shield. The contacts are operated by a reduced size operating mechanism which can be used for both 145 kV and 242 kV circuit breakers.

REFERENCES:
patent: 3694592 (1972-09-01), Kuhn
patent: 3700840 (1972-10-01), Wilson et al.
patent: 4132876 (1979-01-01), Sato et al.
patent: 4211902 (1980-07-01), Tsuchidu
patent: 4442330 (1984-04-01), Oshita et al.
patent: 4460937 (1984-07-01), Kumata et al.
patent: 4973806 (1990-11-01), Kirchesch et al.
patent: 5025118 (1991-06-01), Meinherz et al.

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