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Square D FA36090CBA - Molded Case Circuit Breaker 90A 600V 3-Pole

Square D
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Square D FA36090CBA is a 3-pole, 90-amp I-Line molded case circuit breaker from the FA series, designed for overcurrent protection in commercial and industrial power distribution systems. It operates at 600V AC with a thermal-magnetic trip unit providing LI (Long-Time and Instantaneous) protection functions, and delivers an interrupting rating of 18kA at 480V. The breaker features an I-Line style plug-in connection for secure mounting in compatible busway systems, weighs 9 lb, and is built on an F Frame with an open (none) enclosure. It complies with industry standards for AC 50-60Hz operation, making it suitable for demanding electrical environments. Typical applications include branch circuit protection in panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Manufacturer: Square D
  • Model: FA36090CBA
  • Type: FA
  • Family: I-Line
  • Item Subcategory: Molded Case
  • Poles: 3
  • Current Rating: 90A
  • Voltage Rating: 600V
  • Phase: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Connection: I-Line Style Plug-In
  • AIC Rating: 18kA @ 480V
  • Interrupt Rating: 14kA @ 600V
  • Frequency: AC 50-60Hz
  • Enclosure: Open (None)
  • Weight: 9 lb


Part Number: FA36090CBA