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Low Voltage Air Circuit Breakers

Part of the World Series (WS) range of circuit breakers, our air circuit breakers can be used as the main circuit breaker of power distribution systems for buildings, factories, ships etc.

Mitsubishi Electric AE-SW Air circuit breakerThis series of air circuit breakers covers rated currents from 630A to 6300A. High functionality and operation ease have been added in response to diverse customer needs.

Features include:

  • High performance
  • High reliability
  • User friendly design
  • Global standards conformance including
    IEC60947-1 & IEC60947-2
  • Tested at TCA, Sydney to local and international standards
  • Current range 630A to 6300A covered by three frame sizes
  • Conveniently retrofits with previous generation ACB
  • Increased breaking capacity (up to 85kA)
  • Increased short-time withstand current rating (up to 100kA)
  • Improved mechanical endurance (up to 25 000 operations at no load)
  • Enhanced rated impulse withstand voltage (up to 12kV)
  • Electronic trip relay provides flexible protection functions
  • Integration with PLC and SCADA systems possible
  • Comprehensive range of accessories available



PDF document - requires Adobe Acrobat Reader to view  ACB Product Catalogue (PDF document - requires Adobe Acrobat Reader to view PDF: 9.2 MB / 64pp)
Low Voltage Air Circuit Breakers AE-SW