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Square D FA340901037 - Molded Case Circuit Breaker 90A 480V 3P (18kA AIC)

Square D
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Square D FA340901037 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 90A current rating and a 480V AC voltage rating, housed within a compact F-frame design with an I-Line style plug-in connection for simplified panelboard installation. The breaker utilizes a thermal-magnetic trip mechanism offering both long-time and instantaneous (LI) protection functions and carries UL Listing certification for safety compliance. Its 18kA interrupting capacity at 480V and operational temperature range of -25 to 70 °C (-13 to 158 °F) make it suitable for a variety of commercial and industrial applications, and it is supplied complete with a 277/480V shunt trip accessory for remote tripping capability.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, I-Line Plug-In
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Frame Size: F Frame
  • Poles: 3
  • Phase: 3-Phase
  • AIC Rating: 18kA @ 480V AC
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Trip Type: Thermal-Magnetic
  • Certification: UL Listed
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Additional Info: Complete with 277/480V Shunt Trip
  • Weight: 9 lb


Product Identification
  • UPC: 782634538455
  • GTIN: 00782634538455