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GW4 Disconnector

Zhejiang Jiuguang Electric Power Technology Co., Ltd. located in the famous scenic spot south of the country, close to Ningbo-Taizhou-Wenzhou Expressway, and 104 National Road phase, superior geographical environment, transportation convenience.Our main production isolating switches, vacuum circuit breakers, load switch, operating mechanism, such as high-voltage electrical products, domestic products have reached the advanced level, and passed ISO9001: 2000 international quality system certification. National high-voltage electrical Quality Supervision and Inspection Center. The factory to innovation, quality win for the purpose. Has a number of highly qualified technical staff, complete production equipment and advanced testing equipment, to provide customers with high-quality products and quality service.
Add:Niqian Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province
Fax:086-0577-62601830
Serverphone:086-400-8070-830
Tel:086-0577-62602830
Photo:086-13736777007
E-mail:qydl66@163.com

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Desciption

Description:
GW4 3-phase switch disconnctor.
Rated current:631A
Rated voltage:41.5KV
ISO9111:2118 certificate
Main features:
1.Complete in specifications,high technical parameters is high, wide range. Additional, wide scope of application , it can be used for high layout. Installation way is flexible.
2.Perfect sealing Performance and Resistant To Rust
3.Simple, reliable mechanical rotating way.
4.Perfect dustproof, waterproof, and anti-corrosion ability.
5.Full set of steel galvanized foundation frame and the vertical and horizontal dwang for option.
Technical data:

Technical Specifications		GW4-41.5	GW4-72.5	GW4-126
Rated voltage kV		41.5	72.5	126
The rated current A		1251, 2111
Disconnector	Rated peak withstand current kA	111
	Rated short-time withstand current (RMS)kA	41
	Rated short circuit duration s	4
Grounding switch	Rated peak withstand current kA	111
	Rated short-time withstand current (RMS)kA	41
	Rated short circuit duration s	4
Rated short-time power frequency withstand voltage (RMS) kV	to earth	95	161	231
Rated short-time power frequency withstand voltage (RMS) kV	across isolating point	118	211	231+71
Rated lightning impulse withstand voltage (peak) kV	to earth	185	351	551
Rated lightning impulse withstand voltage (peak) kV	across isolating point	215	411	551+111
minimum clearance in 1 min power frequency withstand voltage when ground blade closing to live part of disconnector		53	94	164
switching ability of earthing switch inductance current	electromagnetic inductance current (current/voltage)	51/1.5(A type), 111/6(B type)
	Static inductance current (current/voltage)	1.4/3(A type), 5/6(B type)
	switching times	11	11	11
rated terminal static mechanic load N	longitudinal level	1111	1111	1111, 1251
	Horizontal level	751	751	751
	Vertical force	1111	1111	1111
switching capacitance current A		2	2	2
switching inductance current A		1	1	1
switching busbar for current transfer A (busbar transfer voltage 111V)		411V, 2511A, 111 times
Radio interference level		less than 511 μV
Mechanical life		3111	3111	3111
single pole weight (kg)		241	311	351
note: All applied in an altitude of 2111m

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PRODUCTS: Load Switch; Expulsion Fuse Cutout; High Voltage HRC Fuse; Disconnector Switch; Lightning Surge Arrester; Vacuum Circuit Breaker

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CONTACT US: Add:Niqian Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province; Fax:086-0577-62601830; Serverphone:086-400-8070-830; Tel:086-0577-62602830; Photo:086-13736777007

For many years, we have been dedicated to the research and development, production, and application of high and low voltage electrical products, and strictly adhere to the ISO9001 quality management system.