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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 Fixed Contact for VCB

1.Fixed Contact/Static contact/male contact/fixed contact for vacuum circuit breaker/copper fixed contact/copper-aluminum contact
2.Joyelectric International is a professional China fixed contact manufacturer, distributor and supplier, welcome to order fixed contact products from our factory and company.
3.Rated current: 630A,1250A,1600A,2000A,2500A,3150A,4000A.

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Product Introduction

Welcome to Shaanxi Joyelectric International Co., Ltd., your trusted partner for superior power transmission and distribution solutions. With over two decades of expertise, we take pride in introducing our Copper-Aluminum Fixed Contact for Vacuum Circuit Breakers (VCB), designed to optimize performance and reliability in demanding electrical applications.

Product Features

Crafted with precision, our Copper-Aluminum Fixed Contact ensures seamless conductivity and enhanced durability, offering a reliable solution for VCBs. Key features include:

Superior conductivity: The fusion of copper and aluminum delivers optimal electrical conductivity, minimizing power loss and heat generation.
Enhanced durability: Engineered to withstand high currents and harsh operating conditions, ensuring prolonged service life.
Precision engineering: Each contact is meticulously manufactured to precise specifications, guaranteeing consistent performance and compatibility with VCB systems.
Corrosion resistance: The contact is resistant to corrosion, maintaining optimal electrical contact and reliability over time.
Versatile applications: Suitable for various VCB models and configurations, providing versatile solutions for diverse electrical systems.

Product Parameters

For detailed specifications, refer to the table below:

Parameter	Value
Material	Copper-Aluminum alloy
Voltage Rating	Up to 36 kV
Current Rating	Up to 2500 A
Operating Temperature	-40°C to 120°C
Contact Resistance	≤ 0.01 Ω
Insulation Resistance	≥ 1000 MΩ
Mechanical Life	≥ 10,000 operations
Dimensions (mm)	Customizable

Application

Our Copper-Aluminum Fixed Contact finds wide-ranging applications across industries, including:

Power generation plants
Distribution substations
Industrial facilities
Commercial buildings

FAQ

What is the advantage of using Copper-Aluminum alloy? Copper-Aluminum alloy combines the conductivity of copper with the lightweight properties of aluminum, offering an optimal balance of performance and cost-effectiveness.
Can the contacts be customized to specific VCB models? Yes, we provide customizable solutions to meet the unique requirements of different VCB systems, ensuring seamless integration and compatibility.
Are the contacts resistant to environmental factors? Our contacts are engineered to resist corrosion and withstand extreme temperatures, ensuring reliable performance in diverse environmental conditions.

Certifications

Our products are manufactured in compliance with ISO9001 standards, ensuring the highest quality and reliability.

For more information or to inquire about our Copper-Aluminum Fixed Contact for VCBs, please contact us at market@joyelectric-china.com. Experience the difference with Shaanxi Joyelectric International Co., Ltd., your trusted partner in power transmission and distribution solutions.

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