Gw4 72.5kv 1250A Outdoor High Voltage Polymeric Insulator Disconnect Switch Disconnector

 Customized products can consult online customer service! PRODUCT DETAILS GW4 type outdoor high-voltage isolating switchDescription:        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.1. Scientific design and innovative structure2. Contacting points distribute on two planes, small operating moment, and release pressure to small and easy adjustment3. Improved driving and conducting part4. Column moving contact that can decrease operating strength and ensure reliability of circuit conductionOther names of products:isolating switch, isolation switch, isolator, disconnector, disconnecting switch, disconnect switchThe technical parameters of the form are for reference only.Customized products can consult online customer service!ItemParametersGW4- 40.5GW4- 72.5GW4- 126GW4-126GGW4- 145Rated voltage40.572.5126126145Rated current630 1250 2000 2500630 1250 2000 2500 4000630 1250 2000 2500630 12501250 2000 2500Rated short-time withstand current (RMS)2031.5 40(46)2031.5 40(46)2031.5 40(46)2031.52031.5 40(46)Rated peak withstand current (peak)5080100(104)5080100(104)5080100(104)508050 80 100(104)Rated short-time withstand voltage(effective value)To the ground Fracture80140185(230)185375Fracture110160210(265)210315Rated lightning impulse withstand voltage (peak)To the ground185325450(550)450650Fracture215375520(630)550750Wiring terminal rated the horizontal tension490(735)735735735960Weight of single pole80200240300300THE USE OF CONDITIONS1.Ambient temperature: upper limit +40ºC, lower limit-30ºC2.Altitude: no more than 3000m3.Wind speed: no more than 35m/s4.Earthquake intensity: do not exceed 8 degree5.Pollution level: no more than Ill class6.No severe vibration, no corrosive gas, no fire, no explosion danger place.COMPANY INFORMATION        Zhejiang ZheGui Electric Co., Ltd established in 2013. We are located in Zhejiang with convenient transportation access and developed electrical market. We are group of private enterprises that hold the production license issued by the former ministry of energy and ministry mechanical and electrical engineering.        The company has nearly 60 million fixed assets and more than 60 employees, covering 23133 square meters. We are specialized in R&D production of complete switchgear of high and low voltage equipment such as prefabricated substation, distribution cabinet/box, drawer cabinet, ring network cabinet, inflatable cabinet, etc.        We owns three CNC bending machine, CNC shearing machine, CNC laser cutting machine and a series of advanced production equipment to further optimized the product structure and improve the efficiency of production. After nearly 7 years of development, it has passed ISO 9001-2000 quality system certification. All items produced by our own factory, so our advantages are: reliable quality and reasonable price. Gather the world's energy to delight your business. It's honorable for Zhegui to share your progress, brilliance and success!Contact UsFAQ Q1: Are you a factory or trading companyA1: We are a factory, we can guarantee our price is first-hand, very cheap and competitive. Q2: How does your factory do regarding quality control?A2: All the products will be 100% checked before the shipment. Q3: When can I get the price?A3:Usually we quote within 24 hours after we get your inquiry. Q4: How could I get a sample?A4: if you can not buy our product in your local area, we will ship a sample to you. You will be charged a sample price plus all related shipping costs. Express delivery charge depends on the quantity of the samples. Q5: What is the price of shipping?A5: Depending upon the port of delivery, prices vary.