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Square D FDA220455 - Molded Case Circuit Breaker 45A 2-Pole

Square D
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Square D FDA220455 is a 2-pole molded case circuit breaker from the Schneider Electric Powerpact family, designed for overcurrent protection in power distribution systems. It is rated for 45A at 240V with a 25kA interrupting capacity, featuring a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions for reliable protection. This 1-phase breaker weighs 4 lb and utilizes an I-Line style plug-in connection for secure installation in compatible panelboards. It meets industry standards for safety and performance in commercial and light industrial electrical systems. Typical applications include branch circuit protection, feeder protection, and main disconnect service in load centers and switchboards.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Family: Powerpact
  • Type: FDA
  • Weight: 4 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 240V
  • Poles: 2
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC rating: 25kA@240V
  • Phase: 1
  • Current Rating: 45A
  • Amperage: 45 A
  • Voltage: 480Y/277 VAC
  • Mounting Type: Plug-In
  • Trip Unit: Thermal-Magnetic
  • Interrupt Rating: 5500 AIC
  • Series/Frame: FD Series
  • Certifications: UL Listed, CSA Certified