Compressed-gas circuit interrupter with a heater

Electricity: circuit makers and breakers – Liquid contact – Time delay

Patent

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Details

200148B, H01H 3357

Patent

active

044343353

ABSTRACT:
A compressed-gas circuit interrupter includes a chamber in which SF.sub.6 gas is confined, shield members surrounding arc-extinguishing assemblages and heat transfer members connected to the shield members at their ends. Electric heaters are provided at the outside of the chamber and connected to the heat transfer members for heating the ends thereof.

REFERENCES:
patent: 3742169 (1973-06-01), Eggert
patent: 4208556 (1980-06-01), Patel et al.

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