vacuum circuit
breaker modules

The VX series of Substation vacuum circuit breaker is one of the most advanced and safe product of its kind on today's market. It is intended to be used in transformer substations and switching points. It has a wide range of accessories as truck’s, different types of connection arms and contacts, commissioned with or without integrated current transformers. The VX circuit breaker can be configured with vacuum interrupter in the range from 630 to 4000A.

Hughes Power System substation vacuum circuit breaker
  • Non enclosed switch for extra safety
  • Small foot print
  • Operation On and Off with full load without electric power
  • Solid insulated. No harmful SF6 gas
  • Frame of "Marine grade" premium stainless steel
  • Epoxy bushings with silicon insulation

Vacuumcircuit breaker

Hughes vacuum circuit breakers control all switching duties in medium voltage distribution systems - from small inductive and capacitive load currents to short-circuit currents. Our vacuum circuit breakers offer the followings:

  • IEC 62271-100 standard design
  • Min 10,000 operating cycles (service life) without maintenance
  • Special design for local standards

Hughes vacuum switching technology and components provide long and cost effective service life which ensures reliable and safe medium voltage power distribution. 

Hughes Power System substation vacuum circuit breaker module 24kV

Spring charged, stored energy mechanism

  • Reliability and long operational life
  • Compact design
  • Limited number of moving parts

Minimal inspection

  • Simple design minimizes inspection and product
  • Modular design and limited number of moving parts
Hughes Power System substation vacuum circuit breaker 24kV

user friendly

  • Low manual operator force required
  • Light and quiet for maximum ease of use
  • Simple and clear circuit breaker status, control and position indicators
  • Integrated modular charging handle
  • Small size and low weight of circuit breakers

Long life and reliability

  • Up to 10,000 inspection free operating cycles 
  • Up to 20,000 operations of mechanical life
  •  Stainless steel switch frames for long mechanical life and zero corrosion


Hughes Power System substation vacuum circuit breaker 24kV

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