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Square D LC36450CBA - Molded Case 450A 3-Pole

Square D
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Square D LC36450CBA is a 3-pole I-Line molded case circuit breaker from the LC family, designed for primary overcurrent protection in industrial power distribution systems. It is rated for 450A continuous current at 600VAC, with a 65kA interrupting capacity at 480VAC, and utilizes a thermal-magnetic trip unit providing Long-Time and Instantaneous (LI) protection functions. Weighing 38 lb, this L Frame breaker features an I-Line style plug-in connection for direct mounting in compatible panelboards and switchboards without additional hardware. It is UL and CSA certified, meeting rigorous safety and performance standards for commercial and industrial environments. Typical applications include feeder and main circuit protection in manufacturing plants, data centers, and large commercial facilities.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Type: LC
  • Weight: 38 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 450A
  • Part Number: LC36450CBA
  • Mounting Type: Plug-In
  • Interrupt Rating: 65kA @ 480V
  • Trip Unit: LI (Long-Time and Instantaneous)
  • Certifications: UL, CSA