Gw4 Outdoor High Voltage Isolator Disconnector Switch for High Voltage Switchgear

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Product Overview

Description





GENERAL
GW4 type outdoor high-voltage isolating switch(isolation switch, isolator, disconnector, disconnecting switch, disconnect
switch)is used for three-phase AC 50Hz outdoor high voltage electrical equipment, used for the line to switching under pressed voltage no-load condition, and electrical isolation the maintenance high voltage bus, circuit breakers and other electrical equipment and charged high voltage line, can also be used for the opening and closing small capacitance or inductance current.
When the knife in the normal break position, can provide an insulation distance consistent with safety requirements. Widely used in 35-110kV substation.




Working environment conditions:
1.1 Ambient air temperature: Max. temperature is +45ºC, Min. temperature is -40ºC, and the max. daily temperature difference up to 25K.
1.2 Relative humidity: The daily mean is not greater than 95%, and the monthly mean is not greater than 90%.
1.3 Altitude: Not exceed 1,000 meters.
1.4 Wind speed: Not exceed 35 m/s.
1.5 Pollution degree: Common (20mm/kV), 2 (25mm/kV), 4 (31mm/kV)
1.6 Icing thickness: 10 mm.
1.7 Seismic intensity should not exceed 8 magnitude scales.
1.8 There is no frequent violent vibration at the installation site.
1.9 There is no obvious pollutions such as dust, smoke, corrosive gas, or salt spray in the ambient air. Please contact the
manufacturer if the product works out of the normal working condition range.
















1. who are we?
We are based in Zhejiang, China, start from 2012,sell to Domestic Market(00.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Substation; Transformer, Switchgear, PV Combiner Box, PV Inverter

4. why should you buy from us not from other suppliers?
1. 12 year's Professional manufacturer of medium & high voltage power distribution equipment .
2. Excellent Supplier of The State Grid Cooperation of China
3. ODM OEM services
4. Strong research and development team ,
5. Authoritative certificate

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union,Cash;
Language Spoken:English,Chinese,Russian




0.2037 s.