Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent
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.
Aoki Hiroshi
Sasamori Kenzi
Yamamoto Hiroshi
Mitsubishi Denki & Kabushiki Kaisha
Thompson Gregory D.
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