Customization: | Available |
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Protection: | Durable, Explosion-Proof, Waterproof, Dust-Proof, Insulation |
Feature: | Flat |
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GW4 Type serial High Voltage Outdoor isolator /Disconnector /disconnecting switches comply with requirements in GB1985-2004 High-voltage Allemating Disconnecting Switches and Earthing Switches,IEC62271-102:2002AC Disconnecting Switches and Earthing Switches ,and IEC60694:1996 Common Clause for High voltage Switchgear and Control Devices.
Ambient Condition:
Altitude:≤1000-3000m
Ambient temperature:no more than 40°C and no less than -30°C(no less than -40°C in alpina areas )
Wind speed:≤34m/s
Earthquake intensity:≤8 degree
Air pollution :IV
Ice thickness:≤100mm
the installation location shall be free from flammable ,explosive dangerous articies,chemical corrosion and flerce vibration
The pollution grade of post insulator :o for general type and 2 for pollution resistance type