Cell for a medium or high tension metaclad station, and a statio

Details Cell for a medium or high tension metaclad station, and a statio Cell for a medium or high tension metaclad station, and a statio

1989-04-14

1990-11-06

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

361 1, H01J 4014

Patent

active

049688758

ABSTRACT:
The invention relates to a cell for a medium or high tension metalclad station, and to a station constituted by such cells. The cell is characterized in that the following are disposed inside the envelope thereof: a three-pole, three-phase breaker-disconnector (100, 78); at least one grounding three-phase disconnector (122); a photodiode (55A) supplying a signal in the event of arcing appearing inside the cell; and, for each pole, a cable outlet connected to a respective one of the terminals of the breaker-disconnector and passing through the envelope via a respective sealed feedthrough.

REFERENCES:
patent: 4042968 (1977-08-01), Kypreos
patent: 4215256 (1980-07-01), Sakaguchi et al.
patent: 4685018 (1987-08-01), Tada et al.
French Search Report, Dec. 6, 1988, by Examiner C. G. Woodall.

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