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Summary of AC Outdoor High Voltage Disconnect Switch:
GW4-72.5/126/145 outdoor high voltage disconnect switch is used to open and close high voltage circuit in rated voltage 72.5/126/145kV, AC 50/60Hz system, the anti-pollution type is especially suitable for serious pollution area. It accords with standards of IEC62271-102: High voltage AC disconnect switch.
Technical Specification of AC Outdoor High Voltage Disconnect Switch:
Structure of AC Outdoor High Voltage Disconnect Switch:
Ambient Condition of AC Outdoor High Voltage Disconnect Switch:
1. Altitude: ≤3000m;
2. Ambient temperature: -25℃ ~+40℃ ;
3. Wind speed: ≤35m/s;
4. Earthquake intensity: ≤8 degree;
5. Ice thickness: ≤10mm;
6. Anti-pollution type is especially suitable for serious pollution area;
7. Applicable occasions should be free from inflammable, explosives and severe vibration.
Product Feature of AC Outdoor High Voltage Disconnect Switch:
1. Advanced driving struction
1.1 Driving part adopt composite axis cover of self-lubricate, no need to add lubricating oil. Axis pin and axis is made of stainless steel or alum bronze and have features of high precision and antirust.
1.2 framework seal structure for axis base, it's sealed both for upper and underside, molybdenum for lubricant grease, no volatilization, and non-maintenance.
1.3 O/C position-limited reliable.
1.4 It adopt adjustable hoop connection for mechanism output axis with switch driving axis, no need jointing and easy connection.
2. Well anti-rust performance
2.1 Different parts have different anti-rust method, hot-galvanized, hot extrusive zinc or painting.
2.2 Standard equipment is made of stainless steel or hot-galvanized, stainless steel for below M10 fixing equipment, hot-galvanized for other parts.
3. Credible main electric system
3.1 Contact finger silver-gilt thickness 30um, hardness 120 Vickers.
3.2 Electric loop almost adopt fixing connection and can improve electric stability and reliability.
3.3 Self force type contact can be chosen by users, it's made of chrome, it make use of flexibility of contact finger and electric power to make contact electric well for electric loop all the time and avoid over-heater.
Certifications:
Cooperation Projects:
Company Pict:
Huayi Electric Co., Ltd. is the core subsidiary of Huayi Elec. Apparatus Group Co., Ltd. In 2007, It became the first ShangHai Stock Exchange (SSE) listed electric company in WenZhou. The company has more than 1,500 employees, of these 30 percent is engineers. It has 7 core subsidiaries and 4 divisions. It focuses on two main industries: wind energy and electric apparatus. Huayi Electric Co., Ltd has created a complete marketing network to cover the business of State Grid Corporation, five power generation Groups, chemical, petroleum, railways, industries and manufacturing. It as well has established perfect worldwide marketing channels and after-sales service system in Europe, Asia, Africa, America, and Oceania.
Main Products List:
1. Wind Turbines
2. Switchgear Panels
3. High Voltage Components
4. Instrument & Protection Systems
5. Instrument Transformers & Accessories
6. Outdoor Power Transmission & Distribution Systems
Sample & OEM & ODM is OK.
More information pls kindly visit our website:
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http://heag.en.china.cn/
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