JN15-12/31.5Overview-80 type indoor AC high-voltage grounding switch is a product reaching national advanced level. Its performancemeets the requirements of GB1985-2004 AC High-voltage Isolating Switch and Grounding Switch and IEC129. It applies to thepower system of 12kV and below and 50Hz AC. It can be used copperatively with all kinds of high voltage switchgears and usedfor the ground protection of high-voltage electrical equipment during maintenance.
1. Height above sea level: lower than 1000m;
2. Ambient air temperature: upper limit 40℃, lower limit -25 ;
3. Seismic intensity should be lower than 8 degree;
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