Vacuum switch arrangement

Details Vacuum switch arrangement Vacuum switch arrangement

1989-06-05

1991-05-14

Harris, George

Electricity: circuit makers and breakers

Liquid contact

Time delay

200144B, H01H 930

Patent

active

050158090

ABSTRACT:
A switch arrangement includes three identical insulating support frames in the tubular insulating housings of which one vacuum switching tube each is arranged. Parallel insulating wall elements, at which support elements are molded for drive parts of a spring force drive, project from the insulating housings. An output shaft of the spring force drive is supported at all insulating wall elements while the remaining drive parts are arranged at the insulating wall elements of the center insulating support frame.

REFERENCES:
patent: 3560682 (1971-02-01), Kohler
patent: 4104496 (1978-08-01), Koike et al.
patent: 4449021 (1984-05-01), Wakayama et al.
patent: 4587390 (1986-05-01), Gray
"Medium Voltage Vacuum Contactors", (Bergamo, IT), SACE, Cat 8-0/ 12-1980, pp. 1-8.

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