High tension circuit breaker having varistors

Details High tension circuit breaker having varistors High tension circuit breaker having varistors

1990-11-21

1992-06-23

DeBoer, Todd E.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Arc suppression at switching point

361 13, 361 58, 361115, 361132, H01H 930

Patent

active

051248727

ABSTRACT:
A high tension circuit breaker comprising at least one circuit-breaking chamber and, in parallel with the circuit-breaking chamber, firstly a varistor in series with an interrupter, and secondly a tension-distributing capacitor. The circuit breaker has a linear resistor having a resistance lying in the range range 30 ohms to 300 ohms inserted in series with the varistor. The invention is particularly suitable for reactance circuit breakers.

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