best price substation 220kv electric isolator switch with veiki

which is a large-scale and professional transmission and transformation equipment corporation engaged in designing and developing disconnecting switches and earthing switches ranging from 10kV to 1100kV.

Technical Feature

  • Shandong, China (Mainland)
  • Taikai
  • GW23A
  • high voltage isolator
  • 126kV, 145kV, 170kV, 252kV, 363kV, 420kV, 550kV
  • 2000A, 3150A, 4000A, 5000A
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$1~10

PRIMARY PARAMETERS

Place of Origin
Shandong, China (Mainland)
Brand Name
Taikai
Model Number
GW23A
high voltage disconnector
high voltage isolator
Voltage level
126kV, 145kV, 170kV, 252kV, 363kV, 420kV, 550kV
Current level
2000A, 3150A, 4000A, 5000A

DETAIL DESCRIPTION

 Auxiliary switch type according to assembly type:

Single static contact-head: none  earthing switch, moving side earthing switch, static side earthing switch, double earthing switch

Double static contact-head: none earthing switch, single moving side earthing switch, single static side earthing switch, single moving side and single static side earthing switch, double moving side earthing switch, three earthing switch

Product Description

  

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Technical Specifications GW23A-126IIIGW23A-145IIIGW23A-170IIIGW23A-252III
Rated voltage kV 126145170252
The rated current A 2000, 3150, 40002000, 3150, 4000, 5000
DisconnectorRated peak withstand current kA100, 125125, 160
Rated short-time withstand current (RMS)kA40, 5050, 63
Rated short circuit duration s4, 33, 3
Grounding switchRated peak withstand current kA100, 125125, 160
Rated short-time withstand current (RMS)kA40, 5050, 63
Rated short circuit duration s4, 34, 3
Rated short-time power frequency withstand voltage (RMS) kVto earth230275325460
across isolating point230+70315375460+145
Rated lightning impulse withstand voltage (peak) kVto earth5506507501050
across isolating point550+1007508601050+200
minimum clearance in 1 min power frequency withstand voltage when ground blade closing to live part of disconnector 164188196291
open and close busbar for current transferopen and close current A2500250025002500
transfer voltage V400400400400
open and close times100100100100
open and close low currentcapacitance current A1, 21, 21, 21, 2
inductance current A0.5, 10.5, 10.5, 10.5, 1
Radio interference level less than 500 μV
Mechanical life 3000300030003000
rated terminal static mechanic load Nlongitudinal level1250150015002000
Horizontal level750100010001500
Vertical force1000125012501250
rated contact area mmLongitudinal displacement100/100100/100100/100150/200
horizontal displacement100/350100/350100/350150/500
Vertical displacement100/200100/200100/200150/250

 

 

 

Packaging & Shipping

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 IMG_20131209_134529

 

 

Company Information

  Shandong Taikai Disconnector Co., Ltd. is a wholly-owned subsidiary of Taikai Electric Group Co., Ltd., which is a large-scale and professional transmission and transformation equipment corporation engaged in designing and developing disconnecting switches and earthing switches ranging from 10kV to 1100kV. Our corporation covers 33,200 square meters, with a total floor space of 15,600 square meters. 

Our corporation has almost 30 years' history in the field of disconnecting switch production. The yield of disconnecting switches above 126kV takes the lead in the domestic trade. The products of our corporation are distributed to customers all over the country, and are also exported to more than 10 countries and regions around the world, which keeps safe operation from Qinghai-Tibet Plateau which is about three kilometers above the sea level to Xinjiang and Inner Mongolia Autonomous Regions with severe blown-sands, from Heilungkiang province covered by ice in the winter to Guangxi and Yunnan provinces with a hot and wet summer. Our corporation is the main supplier of transformer station over 252KV demanded by the centralized invite bidding project of the State Grid Corporation of China. 

''Keep the lead position in the domestic market and strive to become the first class in the world'' is the aim that our company will continuously adhere to. Our whole staff is determined and confident to expand the disconnecting switch industry, with the enterprise spirit of ''Integrity and Honesty, Pragmatism and Innovation''. Our whole staff will be specialized in making our company be the disconnecting switch base, and providing more and better service for customers at home and abroad with high-quality products, which guarantees that our company will develop into an internationally first-class corporation.

2011052823004357181 (1)

 

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