Insulated earthing switch for gas-insulated switchgear...
Insulating blast nozzle for a circuit breaker
Insulating component for high-voltage installations and a...
Interrupter unit for a high-voltage power switch
Interrupter with a resistor insertion system having a long...
Interrupting chamber having two compression chambers
Interrupting chamber of a circuit-breaker having two...
Isolating switch
Isolation switch for electric power systems
Isolator for a metal-encapsulated, gas-insulated, high-voltage s