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Square D FA34080-BLACK - 80A 3-Pole Molded Case Circuit Breaker (480V)

Square D
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The Square D FA34080-BLACK is a 3-pole molded case circuit breaker from the I-Line family, designed for overcurrent protection in industrial power distribution systems. It is rated for 80A at 480V AC, with an interrupting capacity of 18kA at 480V, and provides LI (Long-Time and Instantaneous) protection via a thermal magnetic trip mechanism. This unit features an I-Line style plug-in connection, weighs 9 lb, and is constructed for robust, reliable operation in demanding environments. It complies with industry standards for molded case circuit breakers, ensuring safe and consistent performance. Typical applications include branch circuit protection in panelboards, switchboards, and motor control centers within commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case, I-Line, FA Series
  • Voltage Rating: 480V AC
  • Current Rating: 80A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA @ 480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Weight: 9 lb
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, panelboards, switchboards, motor control centers