Vacuum insulated switching apparatus

Details Vacuum insulated switching apparatus Vacuum insulated switching apparatus

1999-02-26

2000-11-28

Scott, J. R.

High-voltage switches with arc preventing or extinguishing devic

Arc preventing or extinguishing devices

Vacuum

218118, 218124, 324424, 324463, H01H 3366, G01L 2130, G01R 31327

Patent

active

061538469

ABSTRACT:
A vacuum switch 1 includes a grounded vacuum vessel 2. The reliability of monitoring and measuring the vacuum pressure is improved by providing a vacuum pressure measuring terminal 30 at a side plane of the vacuum vessel 2 such that a main circuit 13 and the measuring terminal 30 are electrically separated from each other.

REFERENCES:
patent: 3594754 (1971-07-01), Voshall
patent: 4103291 (1978-07-01), Howe et al.
patent: 4163130 (1979-07-01), Kubota et al.
patent: 4672323 (1987-06-01), Kuhl et al.
patent: 5399973 (1995-03-01), Kitamura et al.
patent: 5533382 (1996-07-01), Clerkin

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