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Outdoor High Voltage Disconnector

Our indoor high voltage AC disconnector is applied in a power system with the rated voltage of 12kV and frequency of 50Hz for circuit disconnecting and connecting in case of no load. It is equipped with a CS6-1 manual operating mechanism. There are several derivatives, such as the anti-pollution type, plateau type, and the type added with live display device.

Model Description
Technical Parameters of Indoor High Voltage AC Disconnector
Items Units Value
Rated voltage kV 12
1min power frequency withstand voltage To earth kV 38
Between fractures kV 42
Lightning impulse withstand voltage (Peak) To earth kV 75
Between fractures kV 85
Rated frequency Hz 50
Rated current A 400, 630, 1000, 1250
Rated short time withstand current (4s) kA 12.5, 20, 31.5, 40
Rated peak withstand current kA 31.5, 50, 80, 100
Rated short circuit duration
Main switch/earthing switch
s 4/2
Creepage Distance mm 300-380
Mechanical life times 2000
Model Rated Voltage kV Rated current A Rated short time withstand current (4s) kV Rated peak withstand current kV
GN19-12/400-12.5 12 400 12.5 31.5
GN19-12/630-20 12 630 20 50
GN19-12/1000-31.5 12 1000 31.5 80
GN19-12/1250-31.5 12 1250 31.5 80
GN19-12C/400-12.5 12 400 12.5 31.5
GN19-12C/630-20 12 630 20 50
GN19-12C/1000-31.5 12 1000 31.5 80
GN19-12C/1250-31.5 12 1250 31.5 80
Installation and Overall Dimensions
GN19-12 series
GN19-12C series

Related Names
Electrical Isolating Switch | Indoor Electrical Safety Switch | HV Power Disconnect Switch

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