Square D FA36040 - 40A 3-Pole Molded Case Circuit Breaker
Square D FA36040 - 40A 3-Pole Molded Case Circuit Breaker

Square D FA36040 - 40A 3-Pole Molded Case Circuit Breaker

Square D
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Square D FA36040 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 40A current rating and a 600V voltage rating, housed within a compact F-frame measuring 162.6 mm H x 114.3 mm W x 104.9 mm D and weighing 9 lb. The breaker utilizes a thermal-magnetic trip unit with long-time and instantaneous (LI) functions and offers an interrupting capacity of 18kA at 480V, operating reliably within a temperature range of -25 to 70 °C. Its I-Line style plug-in connection facilitates straightforward installation in compatible panelboards, making it suitable for protecting feeders and branch circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection with LI (Long-time & Instantaneous) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: 162.6 mm H x 114.3 mm W x 104.9 mm D (6.4 in x 4.5 in x 4.13 in)
  • Standards: Designed for industrial compliance
  • Applications: Three-phase power distribution, feeder and branch circuit protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 3
  • AIC Rating: 18kA @ 480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: F Frame
  • Weight: 9 lb


Product Identification
  • UPC: 785901429180
  • GTIN: 00785901429180