Apparatus for phase switching in pumping-up power station

Details Apparatus for phase switching in pumping-up power station Apparatus for phase switching in pumping-up power station

1977-04-20

1980-07-08

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200148F, 200148D, H01H 3354

Patent

active

042119022

ABSTRACT:
Apparatus for phase switching in a pumping-up power station includes a phase switching device to switch over between pumping-up and generating. The phase switching device includes a pair of disconnecting switches for pumping-up and generating integrally accommodated in a sealed casing filled with sulphur hexa-fluoride (SF.sub.6) gas and an actuating mechanism for actuating the disconnecting switches.

REFERENCES:
patent: 2723367 (1955-11-01), Bockman
patent: 2955182 (1960-10-01), Caswell et al.

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