JN22-40.5/31.5 33kV Earthing Switch High Voltage Earthing Switch
JN22-40.5/31.5 33kV Earthing Switch High Voltage Earthing Switch
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caren@wolunele.com
JN22-40.5/31.5 33kV Earthing Switch High Voltage Earthing Switch
JN22-40.5/31.5 series indoor HV earthing switch is researched and developed by XI’AN HV Electric research organization, with advanced design and steady performance, simple structures, simple mounting and adjustment, suitable of electric power system with 40.5KV, Three-phase, AC 50Hz.. Support with KYN□ -40.5 and other various kinds of HV switchgear and as earthing protection. It is manufactured comply with GB1985-2004 and IEC129 standard.
Ambient temperature:-10~+40℃
Altitude: ≤1000m
Relative humidity: Day average relative humidity ≤95%
Month average relative humidity ≤90%
Earthquake intensity: ≤8degree
Appliable in the place without corrosive, flammable gas and water place With no frequently intense vibrant place around.