Self-cooled metal-clad switchgear

Details Self-cooled metal-clad switchgear Self-cooled metal-clad switchgear

1977-10-05

1978-10-03

Tolin, Gerald P.

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

200289, 174 16R, 336 59, H02B 118

Patent

active

041187555

ABSTRACT:
Metal-clad switchgear utilizing means to provide for self-cooling of the current transformers and primary disconnecting contacts. The support enclosure for the current transformers and the disconnecting contacts is apertured beneath the location of the current transformers, and air may enter the enclosure to cool the current transformers and contacts. A ventilating duct is in fluid communication with air within the enclosure, and transports the heated air from the enclosure to exhaust vents situated at the top of the metal-clad switchgear housing.

REFERENCES:
patent: 2340727 (1944-02-01), Zelt
patent: 2467377 (1949-04-01), Geigerich
patent: 2824939 (1958-02-01), Claybourn
patent: 3793562 (1974-02-01), Cleaveland

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