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South Wales Switchgear Retrofit Vacuum Circuit Breaker for High Type Unit


 
 

Systems Power Engineering Limited at the forefront of retrofit vacuum circuit breakers design and manufacture with their new South Wales Switchgear High Type Unit vacuum circuit breaker utilising a well proven spring mechanism technology.

  • C4X Range
  • D4X Range
  • D Range
  • C Range

Technical Specification:

  • Rated voltage - 12 kV
  • Rated short circuit breaking current - 25 kA
  • Rated short time current 3 seconds - 25 kA
  • Rated peak withstand current - 62.5 kAp
  • Rated peak making current - 62.5 kAp
  • Rated normal current - 400/630
  • Rated basic Impulse Level - 75 kVp
  • Rated Power Frequency - 28kV 1 min
  • Mechanical endurance class - M2 10,000 operations
  • Electrical endurance test class - E2<
  • Rated operating sequence - O-0.3s-CO-15s-CO

Test Specification of the High Type Unit:

  • IEC6227 - 100
  • IEC 62271 - 200
High Type Unit

 

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