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12kV Earthing Switch
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Earthing switch JN4-12
1.Rated voltage:12kV
2.Rated short time withstand current：31.5kA
3.The height above sea level: 1000~3000m
4.Ambient air temperature: +40℃~ -25℃
5.Seismic intensity: no more than 8 magnitude
6.It shall be installed in the place without dust, fire, chemical erosion, explosion, vapor& salt spray, and the place where the strong vibration may not happen.-12-31.5.webp)
Earthing Switch EK6(JN15A)-12 31.5
1.The height above sea level shall be no more than 1000 meter;
2.Ambient air temperature: +40℃~ -25℃
3.Seismic intensity: no more than 8 magnitude
4.The average relative humidity of a day should be no more than 95%, that of a month should be no more than 90%
5.Filth degree: II
Earthing Switch JN15-12 50
1.Rated voltage：12kV
2.Rated short time withstand current：50kA
3.The height above sea level shall be no more than 1000 meter.
4.Ambient air temperature: +40℃~ -25℃
5.Seismic intensity: no more than 8 magnitude
6.The average relative humidity of a day should be no more than 95%, that of a month should be no more than 90%-40.webp)
Earthing Switch JN15-12(7.2) 40
1.Rated voltage：12kV
2.Rated short time withstand current：40kA
3.The height above sea level shall be no more than 1000 meter;
4.Ambient air temperature: +40℃~-25℃
5.Seismic intensity: no more than 8 magnitude
6.The average relative humidity of a day should be no more than 95%, that of a month should be no more than 90%-31.5.webp)
Earthing Switch JN15-12(7.2) 31.5
1.Rated voltage：12kV
2.Rated short time withstand current：31.5kA
3.The height above sea level shall be no more than 1000 meter;
4.Ambient air temperature: +40℃~ -25℃
5.Seismic intensity: no more than 8 magnitude