Products

Vacuum Interrupter Supplier for Generator Protection Circuit Breakers

Sunway Hanguang Electric Manufacturing Limited, a professional manufacturer and supplier of high-voltage electrical components in China, has focused on the R&D, production and sales of vacuum interrupters for decades. As the core component of high-voltage circuit breakers, the Vacuum Interrupter For Genertection VCB of Sunway Hanguang utilizes vacuum’s excellent insulation and arc-extinguishing performance to realize circuit switching. Based on application scenarios, parameters and installation environment, Sunway Hanguang Vacuum Interrupter For Genertection VCB is classified in detail below, all manufactured in the company’s standardized factory for stable quality.


1. Classification by Application Scenario & Usage

1.1 Circuit Breaker Vacuum Interrupters

Widely used, it matches high-voltage vacuum circuit breakers for overload, short-circuit protection and normal switching, with high breaking capacity and long service life, applied in power, metallurgy and other industries.


1.2 Load Switch Vacuum Interrupters

Matched with load switches for load current switching (no short-circuit breaking task), featuring miniaturization and high reliability, suitable for residential communities and industrial parks.


1.3 Contactor Vacuum Interrupters

Used with vacuum contactors to control high-voltage motors and transformers, with excellent endurance for frequent switching, applied in mining and railway industries.


1.4 Recloser Vacuum Interrupters

Matched with reclosers for automatic reclosing after tripping, reducing power outage time, suitable for overhead and cable power lines requiring high continuity.


2. Classification by Voltage Level

Sunway Hanguang classifies Vacuum Interrupter For Genertection VCB by voltage level to meet different power system needs:


- Low-voltage: 0.66kV, for small power distribution scenarios.


- Medium-voltage: 12kV, 24kV, 36kV, the most commonly used type in various industries.


- High-voltage: 40.5kV, for high-voltage transmission and large power stations.


Supplementary Notes

All Sunway Hanguang vacuum interrupters adopt advanced one-time brazing and leak detection technology, with strict quality control from raw materials to delivery, ensuring stable performance and reliable protection for high-voltage circuit breakers.


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33kV Vacuum Interrupter For Generator VCB

33kV Vacuum Interrupter For Generator VCB

Sunway Hanguang, a professional manufacturer with over fifty years of experience in the electrical field, has created the 33kV Vacuum Interrupter For Generator VCB, a core arc extinguishing unit specifically customized for generator circuit breakers (GCB). This product is compatible with 50/60Hz AC systems, features a vacuum degree of ≤1.33×10⁻³Pa, achieving arc-free interruption and zero re-ignition. Backed by rigorous standards and authoritative certifications, it has become a trusted core component supplier in the global power generation sector. Its production base is located in China, utilizing a smart factory for efficient mass production and strict quality control, providing reliable protection for various power generation systems.
11kV Vacuum Interrupter for Generator VCB

11kV Vacuum Interrupter for Generator VCB

Sunway Hanguang, a professional manufacturer with over fifty years of experience in the electrical field, has developed the 11kV Vacuum Interrupter for Generator VCB, a core arc-extinguishing unit specifically designed for generator circuit breakers (GCB). This product is compatible with 50/60Hz AC systems, achieving arc-free switching through ultra-high vacuum technology, overcoming traditional drawbacks. Backed by rigorous standards and strong technical expertise, it has become a reliable supplier in the global power generation sector, showcasing China's strength in medium-voltage electrical manufacturing.
Sunway Hanguang is a professional Vacuum Interrupter For Genertection VCB manufacturer and supplier in China. We have an experienced sales team, professional technicians, and an after-sales service team.
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