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40.5kV Vacuum Interrupter for Circuit Breakers

1.Rated voltage: 36kV/40.5kV 2.Rated current: 1250A~2500A 3.Rated short circuit withstand current: 25kA~31.5kA 4.Vacuum Interrupter (VI) Production Process Raw material puchasing→Parts maufacturing→Cleaning→Assembling→Vacuum brazing→Vacuum degree check→High voltage aging→Coating→Final inspection
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Circuit Breaker for Gas Insulated Switchgear

1.Rated voltage:12kV. 2. Altitude above sea level: no more than 2000m, earthquake intensity not exceed 8 degrees. 3. Ambient temperature: Max. Temperature: +50ºC, Min. Temperature: -45ºC. Average relative humidity daily: ≤95%, average relative humidity monthly: ≤90%. 4. It should be installed in condition without obvious dust, fire, chemical erosion, explosion, vapor and salt spray. 5. Rated SF6 gas pressure: 0.04mPa. SF6 gas meets the requirements of GB/T 12022-2014 "Industrial sulfur hexafluoride"
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KYN61-40.5(Z) Switchgear

1.The switchgear is assembly type. The circuit breaker is floor roll-out 2.Adopted new compound insulation, vacuum circuit breaker has the features of good interchange ability and easy replacement. 3.The truck shelf is equipped with lead-screw drive mechanism, which can move truck easily and prevent the mechanism be damaged from faulty operation. 4.All the operations can be done with the door shut. 5.All interlocks connecting with the main switch, truck and door of switchgear adopt compulsive mechanical lock and can meet the requirements of “FIVE PROVWNTION”.
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Earthing Switch JN22-40.5 31.5

1.Rated voltage:40.5kV 2.Rated short time withstand current(4s)：31.5kA 3.The height above sea level shall be no more than 1000 meter; 4.Ambient air temperature: +40℃~ -10℃ 5.Seismic intensity: no more than 8 magnitude 6.It shall be installed in the place without dust, fire, chemical erosion, explosion, vapor & salt spray, and the place where the strong vibration may happen.
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Copper-Aluminum Contact Arm for VCB

1.1.Joyelectric International is a professional China contact arm manufacturer, distributor and supplier, welcome to order contact arm products from our factory and company.
2.Rated current: 630A,1250A,1600A,2000A,2500A,3150A.
3.Transport Package: Carton+Pallet

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Product Introduction

Introducing the Copper-Aluminum Contact Arm for Vacuum Circuit Breakers (VCBs) by Shaanxi Joyelectric International Co., Ltd. This innovative product stands as a testament to our commitment to excellence in the realm of power transmission and distribution. With over two decades of expertise backing our operations, we bring forth a one-of-a-kind solution tailored to meet the evolving needs of the industry.

Product Features

Crafted with precision and engineered for durability, our Copper-Aluminum Contact Arm boasts an array of features that set it apart:

Enhanced Conductivity: Leveraging the superior conductivity of copper and the lightweight properties of aluminum, this contact arm ensures efficient power transmission.
Corrosion Resistance: The materials used offer exceptional resistance to corrosion, prolonging the lifespan of the contact arm even in challenging environments.
Optimized Design: The meticulous design ensures optimal performance, minimizing energy loss and maximizing operational efficiency.

Product Parameters

Parameter	Value
Material	Copper-Aluminum Alloy
Voltage Rating	Up to 36 kV
Current Rating	Up to 2000 A
Operating Temperature	-40°C to 120°C
Contact Resistance	≤10 µΩ
Mechanical Endurance	≥100,000 Cycles

Application

The versatility of our Copper-Aluminum Contact Arm makes it suitable for various applications within the power transmission and distribution sector:

VCBs: As a crucial component of Vacuum Circuit Breakers, our contact arm ensures reliable switching operations.
Switchgear: It finds applications in medium voltage switchgear systems where dependable performance is paramount.
Power Distribution Networks: From substations to distribution networks, our contact arm contributes to the seamless flow of electricity.

FAQ

Q: What distinguishes Copper-Aluminum Contact Arm from traditional contact arms? A: Unlike traditional contact arms, our Copper-Aluminum variant offers a unique blend of conductivity and lightweight construction, resulting in improved efficiency and longevity.

Q: Can it withstand harsh environmental conditions? A: Yes, our contact arm is designed to resist corrosion and operate effectively in a wide range of environmental conditions.

Certifications

ISO 9001: Our commitment to quality is affirmed by ISO 9001 certification, ensuring that our products adhere to international standards of excellence.

Material Properties

The Copper-Aluminum alloy used in our contact arm combines the conductivity of copper with the lightweight nature of aluminum. This alloy offers superior electrical performance while minimizing weight and cost.

About Shaanxi Joyelectric International Co., Ltd.

Shaanxi Joyelectric International Co., Ltd. stands as a premier manufacturer and supplier in the field of power transmission and distribution. With over 20 years of industry experience, we have established ourselves as a trusted partner for global clients and dealers. Our comprehensive product range, coupled with customizable solutions, ensures that we meet the diverse needs of our clientele. Committed to quality, affordability, and customer satisfaction, we invite you to experience the difference with our Copper-Aluminum Contact Arm for VCBs. For inquiries and orders, please contact us at market@joyelectric-china.com.

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