Main circuit switching apparatus
Medium-voltage or high-voltage circuit-breaker
Metal-encapsulated, gas-insulated high-voltage circuit-breaker
Metal-encapsulated, gas-insulated switching installation
Metal-enclosed gas-filled switchgear units
Metal-enclosed gas-insulated switching installation
Method of current interruption using puffer type gas circuit...
Method of current interruption using puffer type gas circuit...
Moving gas mixing plate for puffer interrupter
Moving interrupter gap shield