Gold Member Since 2005
Audited Supplier
Ningbo Tianan Group Co., Ltd.

Hv Contactor, Protectors, High-Voltage Disconnector manufacturer / supplier in China, offering Outdoor AC High-Voltage Disconnector Hv Contactor (GW4-40.5-1), 110KV Three-Phase Oil Immersed Power Transformer, Emergency Power Transmission Distribution Movable Transformer Substation / 35kv~132kv Prefabricated Mobile Substation and so on.

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Supplier Homepage Product HV-Disconnect Switch Outdoor AC High-Voltage Disconnector Hv Contactor (GW4-40.5-1)

Outdoor AC High-Voltage Disconnector Hv Contactor (GW4-40.5-1)

Purchase Qty.:
1-99 100+
FOB Unit Price: US $500 US $400
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $500
100+ US $400
Get Latest Price
Production Capacity: 50000 Sets / Year
Transport Package: Standard Export Packing
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: GW4-40.5-1
  • Operation: Energy-storage Type
  • Arc-extinguishing Medium: Vacuum
  • Structure: ACB
  • Type: Circuit Breaker
  • Certification: VDE, ISO9001-2000, CE, UL, CB, CCC
  • Altitude: up to 3,000m Above Sea Level
  • Special Conditions: Depends on The Customer
  • Rated Short Time Continual Time: 4 S
  • Typical Products: Circuit Breaker
  • Warranty: 2 Years
  • Specification: IEC60076-1, IEC60076-2, IEC60076-5
  • HS Code: 8535210000
  • Breaking Capacity: High Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 4
  • Function: Conventional Circuit Breaker
  • Rated Voltage: 40.5 Kv
  • Environment: Indoor
  • Rated Current: 2000A
  • Test Equipment: IEC Standard
  • Frequency: 50 Hz
  • Trademark: Tianan Electric
  • Origin: Xiangshan Zhejiang P. R China
Product Description

Outdoor AC High-Voltage Disconnector (GW4-40.5-1)

GW4 series outdoor AC HV disconnector is three-phase AC 50Hz outdoor HV electric equipment used in rated voltage 35KV electric system. It is used for high voltage lines no-load switching and electrical isolation of examined high voltage bus, circuit breakers and other electrical equipments. 
Functional design
1Reasonable structure, excellent performance and reliable service; 
2Excellent mechanical properties, small operating force, high reliability, long mechanical endurance; 
3Brilliant anticorrosive capability. 
4Small circuit resistance and good waterproof performance.


Rated voltagekV40.572.5126145
Rated currentA630/1250/2000630/1250/200016001600/2000
Rated frequencyHz50/60
Rated short-time withstand current  (r.m.s)kA20/25/ 31.525/31.5/4031.531.5/40
Rated peak withstand currentkA50/63/8063/80/1008080/100
1min  power frequency withstand voltage (r.m.s)To earth/Between phaseskV70140230275
Across isolating distancekV80160265315
Lightning impulse withstand voltage (peak)To earth/Between phaseskV170325550650
Across isolating distancekV195375630750

Outdoor AC High-Voltage Disconnector Hv Contactor (GW4-40.5-1)
Outdoor AC High-Voltage Disconnector Hv Contactor (GW4-40.5-1)
Outdoor AC High-Voltage Disconnector Hv Contactor (GW4-40.5-1)
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