Permanent Magnetic Circuit-Breaker Unit (V)

Standard Configuration and Features

• Permanent magnetic vacuum circuit breaker
• Earthing switch
• Circuit breaker control module
• 630A busbar
• Earthing switch operation mechanism
• Emergency tripping operation mechanism of vacuum circuit breaker
• Indicator of the tripping/closing positions of vacuum circuit breaker
• Front bushing of outgoing line
• A capacitive voltage indicator indicating the electrical lower bushing
• Interlock device (circuit breaker, earthing switch, and cable chamber cover)
• SF₆ gas pressure gauge (one for each gas tank)
• Nameplate (one for each gas tank)
• Hand crank (one for each switchgear)

Optional Configuration and Features

• Operation mechanism of disconnector
• Indicator of the tripping/closing positions of disconnector
• Reserved busbar extension
• External busbar
• Short-circuit grounding fault indicator (panel type)
• Ammeter, Voltmeter, Multifunction Meter
• Cable plug or prefabricated lightning arrester
• Auxiliary contact
• Metal enclosed insulation PT
• PT disconnector / earthing switch
• PT built-in bushing
• PT disconnector / earthing switch position indication
• Current transformer
• Secondary chamber