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40 KA Retrofit Vacuum Circuit Breakers

Systems Power Engineering Limited is at the forefront of retrofit vacuum circuit breaker design and manufacture with their latest “roll out” - “roll in” circuit breakers that replace life expired Brush VSI 40 kA oil circuit breakers with minimum system down time.

Operation of the Retrofit Vacuum Circuit Breaker remains the same

1. Push into housing.
2. Set the interlocks.
3. Raise circuit breaker into selected position.

Technical Data

  • Rated Voltage 12 kV
  • Rated Short Circuit Breaking Current 40 kA
  • Rated Normal Current 800 and 2000A
  • Rated Short Time Current 40 kA for 3 seconds
  • Rated Peak Make 100 kA
  • Enhanced peak make of 115 kA
  • Rated 75 kV Basic Impulse Level
  • Technical Specification
  • IEC 62271—1, ED. 1.0, 2007 - 10
  • IEC 62271—100, Ed 2.0, 2008—04

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