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ABB K40A - Molded Case Circuit Breaker 40A 480V 3P

ABB
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ABB K40A is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a thermal-magnetic trip unit with long-time and instantaneous (LI) functions, rated for 40A at 480V AC with an interrupting capacity of 10kA. The breaker is constructed as a compact, three-pole unit with a feed-thru connection style and a weight of 6 lb, ensuring robust performance. It is engineered to meet relevant industry standards for safety and reliability in demanding electrical environments, making it suitable for use in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, K Series, Thermal-Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Phase: 3
  • Poles: 3
  • Connection: Feed-Thru
  • AIC Rating: 10kA @ 480V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Weight: 6 lb
  • Family: K Series