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Shaanxi Longxiang Electrical Co., Ltd.

Vacuum Circuit Breaker, High-Voltage Vacuum Circuit Breaker, Outdoor Hv Vacuum Circuit Breaker manufacturer / supplier in China, offering Outdoor Hv Vacuum Circuit Breaker (ZW20-12), Vs1 12kv Indoor High Voltage Vacuum Circuit Breaker, Vib-40.5/T Vacuum Circuit Breaker and so on.

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Supplier Homepage Product Outdoor HV Vacuum Circuit Breaker Outdoor Hv Vacuum Circuit Breaker (ZW20-12)

Outdoor Hv Vacuum Circuit Breaker (ZW20-12)

FOB Price: US $1 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1/ Piece
Get Latest Price
Production Capacity: 16000sets/Year
Transport Package: Non-Solid Wooden Case for Export Shipment
Payment Terms: L/C, T/T
Basic Info
  • Model NO.: ZW20-12
  • Operation: Electric Type
  • Arc-extinguishing Medium: SF6
  • Type: Circuit Breaker
  • Certification: ISO9001-2000
  • Rated Current: 630A
  • Center Distance Between External Phases: 280mm
  • Specification: IEC: M2-E2-C2
  • HS Code: 85389000
  • Breaking Capacity: High Voltage Circuit Breakers
  • Speed: High-Speed Circuit Breaker
  • Installation: Open Frame
  • Function: Circuit-Breaker Failure Protection
  • Rated Voltage: 12kv
  • Rated Frequency: 50Hz
  • Trademark: Longxiang Electric
  • Origin: China Baoji
Product Description
ZW20-12 Type O utdoor HV Vacuum Circuit Breaker

 General Description
ZW20-12 type outdoor pole-mounted vacuum interrupter to arcing,SF6 as insulating medium.12kv rated voltage and three-phase AC 50 Hz outdoor distribution equipment and maintly used to switching and making load current,overcurrent and short circuit current of power grid.
This type vacuum circuit breaker can be used for protecting, controlling in the frequent operation places of transformer substation, industrial and mining enterprises, rural power distribution system.It's equipped with controller to meet the requirements of distribution automation system.
 Reference standard 
GB/T11022-1999 Common technical requirements of high voltage switch equipment and control      equipment
GB311.2-2002 Insulation coordination operation manual of high voltage power transmission and transformation equipment
GB/T4109-2008Insulation casing of AC Voltage more than 1000v
GB2706 AC High Voltage Electrical Equipment Dynamic and Thermal Stability Test Method
GB3309-1989 Mechanical Test Of High Voltage Switch Equipment at Normal Temperature
GB/T 8905-1996 Gas Manage And Testing Manual Of SF6 Electric Equipment
GB1206-2006 current Transformer
 Applying ambient conditions 
   a.Altitude above sea level:no more than 2000m:Pollution level:IV level.  
   b.Ambient temperature:-40ºC~+40ºC,and average temperature in 24hr should be no 
   more than 25
   c.Wind speed is no more than 35m/s:earthquake intensity:no more than 8 degrees.
   d.It should be installed in the places without inflammable,explosive,chemical corrosion.
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