GN19-12 Indoor High-Voltage AC Isolating Switch
GN19-12 Indoor High-Voltage AC Isolating Switch

GN19-12 Indoor High-Voltage AC Isolating Switch

GN19-12(C) indoor high-voltage isolating switch is used in the AC 50Hz power system with rated voltage of 12kV and with rated current of less than 1250A for closing and opening circuit under the voltage without load. The isolating switch can be equipped with a CS6-1 manual operating mechanism and an optional live display device.

GN19-12 Indoor High-Voltage AC Isolating Switch

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Overview

Model Rated voltage(kV)Rated current(A)Rated peak   withstand current (kV)Rated short   time withstand current (kA/4S)Power frequency   withstand voltage for 1 minute (kV)Lightning   impact voltage(kV)
GN19-12/400-12.51240031.512.5Phase-phase   voltage, voltage to ground: 42kV; Break Voltage:48Phase-phase   voltage, voltage to ground: 42kV; Break Voltage:48
GN19-12/630-20 6305020
GN19-12/1000-31.5 10008031.5
GN19-12/1250-40 12510040
GN19-12C/400-12.5 40031.512.5
GN19-12C/630-20 6305020
GN19-12C/1000-31.5 10008031.5
GN19-12C/1250-40 125010040


Working environment conditions:

1.1 Ambient temperature: Upper limit: +40ºC; Lower limit: -15ºC;

1.2 The altitude does not exceed 1000m.

1.3 For relative air humidity, the daily mean is not greater than 95%, and the monthly mean is not greater than 90%;

1.4 The earthquake intensity does not exceed 8 degrees.

1.5 Installed in places free of fire, explosive risk, chemical corrosion, and violent vibration.

1.6 The installation site shall be free of flammable substance, explosive risk, chemical corrosion and violent vibration.

1.7 Pollution grade: Grade II.


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Zhejiang Tengen Electric Co., Ltd.

Sulv Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province, China, 325699

+86 21 3119 8727

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