Gas insulation switchgear

Details Gas insulation switchgear Gas insulation switchgear

1990-01-19

1991-04-09

Thompson, Gregory D.

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

361341, 361355, 361361, H02B 701

Patent

active

050069586

ABSTRACT:
In a gas insulation switchgear, an earthed tank 40 contains only a circuit breaker 1; and current transformers 3, 3 to be disposed adjacent to the circuit breaker 1 for detecting over current, are provided in expansion joints 80, 80 to make a length L.sub.5 of the earthed tank 40 short.

REFERENCES:
patent: 4032820 (1977-06-01), Oishi et al.
patent: 4468716 (1984-08-01), Kamata et al.
patent: 4479165 (1984-10-01), Kamata et al.
patent: 4745522 (1988-05-01), Mitomo et al.

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