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Square D FA34045G - Molded Case Circuit Breaker 45A 480V 3-Pole

Square D
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Square D FA34045G is a 3-pole molded case circuit breaker designed for overcurrent and ground fault protection in industrial power distribution systems. It is rated for 480V AC, 45A, and 18kA interrupting capacity at 480V, with a thermal magnetic trip mechanism providing long-time and instantaneous (LI) protection. This I-Line style plug-in unit weighs 12 lb and is constructed for direct panel mounting, featuring a 3-phase connection and complete ground fault shunt trip wiring protection. It complies with industry standards for molded case breakers, ensuring reliable operation in demanding environments. Typical applications include protecting feeders and branch circuits in commercial and industrial switchboards and panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, I-Line Style Plug-In
  • Voltage Rating: 480V AC
  • Current Rating: 45A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA@480V
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • Connection: I-Line Style Plug-In
  • Functions: LI - Long-Time and Instantaneous, with ground fault shunt trip wiring protection
  • Weight: 12 lb
  • Family: I-Line
  • Type: FA
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not specified
  • GTIN: Not specified