High Voltage Vacuum Circuit Breaker

The high voltage vacuum circuit breaker is suitable for 7.2–12kV three-phase AC 50Hz indoor high-voltage power systems. It strictly complies with GB 1984-2003 "AC High-voltage Circuit Breakers", JB 3855-1996 "3.6–40.5KV Indoor AC High-voltage Vacuum Circuit Breakers", DL 403-91 "Ordering Technical Conditions for 10-35KV Indoor High-voltage Vacuum Circuit Breakers", and also meets IEC 60694 and IEC 62271-100 international standards. It features reliable interlocking and fast breaking capability. The high voltage vacuum circuit breaker is designed for safe and stable operation in high-voltage systems.
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Description

Core Advantages

 

  • Vacuum interrupter core unit, ensuring safe high-voltage interruption with no arc leakage
  • Supports frequent operation with multiple breaking and fast reclosing capability
  • Front-rear split structure, supporting fixed installation and modular combination
  • Complete interlocking function effectively prevents misoperation, ensuring safer operation
  • Dual certification of national and international standards, extremely strong universality and compatibility
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Application Fields

 

Used in indoor high-voltage transmission and distribution systems, industrial and mining high-voltage power supply, power substations, and rail transit high-voltage electrical systems. It undertakes circuit connection, disconnection, overload, and short-circuit protection functions. The high voltage vacuum circuit breaker is widely applied in modern high-voltage infrastructure.

 

Quality & Customization Guarantee

 

Supports OEM/ODM full-process customization, with product development based on voltage level and installation dimensions. Custom sample lead time is 40–60 days, with a monthly production capacity of 10,000–15,000 units. Bulk orders enjoy tiered discounts. Payment supports RMB and USD settlement, with complete qualifications and environmental compliance.

 

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