ACB – Air Circuit Breakers

  • Simple to operate and maintain
  • Very high dielectric strength even in hot and humid conditions due to use of b and f class insulating materials
  • Widely used in industries to provide protection to systems under fault conditions
  • Error free and user friendly setting of current and time delay
  • Provides highest degree of system protection co-ordination
  • Visual fault discrimination by LEDs
  • Function Blocking facility provided

Air Circuit Breakers –


  • Rating: 630A~3200A
  • Poles: 3P & 4P
  • Frame Size: 2500AF & 3200AF
  • Version: Fixed – Manual & Electrical and Drawout – Manual & Electrical


  • Breaking capacity upto 65kA
  • Common accessories across the range
  • Modular construction with most compact dimensions
  • High mechanical & electrical operating life
  • Intelligent micropro releases with communication protocol (modbus / profibus) RS485
  • Termination options : horizontal / vertical / front
  • Breaker operating trucks for easy handling of breakers
  • Interchangeable trip units for same thermal ratings
  • Maximum of 6NO/6NC potential free contacts for customer wiring


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