Self-expansion electrical circuit breaker with variable extingui
Self-extinguishing expansion switch or circuit breaker
Self-extinguishing gas circuit interrupter
Self-extinguishing switch
Self-extinguishing type circuit interrupter
Self-extinguishing type circuit interrupter
Self-flow generating gas interrupter
Self-generating fluid-blast single-break circuit-interrupter
Self-generating gas flow interrupter
Self-holding type push switch with heart type cam
Sequenced intermittent blowout coil controller
Series multiple nozzles for gas blast circuit interrupter
Series sliding contact switch
Series-arc high tension circuit-breaker
SF 6 Puffer for arc spinner
SF.sub.6 circuit breaker having an incorporated capacitor
SF.sub.6 circuit-breaker incorporating both a varistor and a cap
SF.sub.6 Gas arc extinguishing electric apparatus and process fo
SF6 puffer recloser
Shield assembly of a vacuum interrupter