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Square D FC34040CBA - Molded Case Circuit Breaker 40A 480V 3-Pole

Square D
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Square D FC34040CBA is a 3-pole molded case circuit breaker designed for thermal magnetic protection in industrial power distribution systems. It is rated for 40A at 480V AC with a 65kA interrupting capacity at 480V, providing LI (Long-Time and Instantaneous) trip functions for overcurrent and short-circuit protection. The unit features an I-Line style plug-in connection, weighs 6 lb, and is constructed for 3-phase applications. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. This breaker is typically used in panelboards, switchboards, and motor control centers for commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI (Long-Time and Instantaneous) Trip Functions
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA@480V
  • Connection: I-Line Style Plug-In
  • Weight: 6 lb
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Item Subcategory: Molded Case