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Square D FDA34040 - Molded Case Circuit Breaker 40A 480V 3P

Square D
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Square D FDA34040 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 40A current rating and a 480V AC voltage rating, housed within a compact, 8 lb I-Line style plug-in frame for simplified installation. This thermal magnetic breaker complies with industry standards for interrupting up to 18kA at 480V and utilizes a Long-Time and Instantaneous (LI) trip function for coordinated protection. It is typically applied in panelboards and switchboards for protecting feeders and branch circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with LI (Long-Time and Instantaneous) Trip Function
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA @ 480V
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Family: Powerpact
  • Type: FDA
  • Item Subcategory: Molded Case
  • Weight: 8 lb


Product Identification
  • UPC: 785901391289
  • GTIN: 00785901391289