Adjustable switching mechanism for series coupled vaccum...
Circuit breaker having a plurality of breaker chambers...
Circuit breaker with arc gas propelled movable contact and...
Circuit-breaker having two interrupting chambers per pole with d
Combined interrupter disconnect switch blade for high voltage sw
Combined type fluid pressure driving apparatus
Electric circuit breaker with means for adjusting the contacts
Electrical switching apparatus having arc runner integral with s
Gas insulated switchgear
Gas insulated switchgear
Gas insulated switchgear
Gas insulating switchgear
Gas-insulated switchgear device
Gas-insulated switchgear device
Gas-insulated switchgear device
Gas-insulated switchgear device
Gas-insulated switching unit with a multi-pole vacuum switch and
High-voltage hybrid circuit-breaker
High-voltage interrupter device having combined vacuum and...
High-voltage or medium-voltage switch device with combined...