202837 ⎘
High-tension or heavy-current switches with arc-extinguishing or arc-preventing means Very heavy-current switches
Sub-classes:HIGH-VOLTAGE SYSTEM TEST MEASUREMENT SYSTEMS AND METHODS
#2Circuit breaker
#3Generator coupling kit and methods thereof
#4Gas-insulated circuit breaker with nominal contact shielding arrangement
#5Power switching apparatus
#6Oxidative opening switch assembly and methods
#7Generator circuit breaker with fiber-optic current sensor
#8Alternator circuit-breaker with an inserted resistance
#9Oxidative opening switch assembly and methods
#10Alternator disconnector circuit-breaker by a servomotor
#11High-power switchgear with cooling rib arrangement