202872 ⎘
High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Details; Means for extinguishing or preventing arc between current-carrying parts; Impedances connected with contacts the impedance being inserted only while closing the switch
High-voltage power switch with closing resistor arrangement
#2Contact arrangement for pre-insertion resistor
#3Circuit breaker having closing resistor
#4Supporting structure of closing resistor for high voltage circuit breaker
#5Vacuum switch with pre-insertion contact
#6GAS BLAST CIRCUIT BREAKER WITH MAKING RESISTANCE CONTACT AND ITS MAKING AND BREAKING METHOD
#7CLOSING RESISTOR FOR HIGH-VOLTAGE CIRCUIT BREAKERS
#8Capacitor switch with internal retracting impedance contactor