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Square D HLA36100AA - Molded Case Circuit Breaker 100A 600V 3-Pole

Square D
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Square D HLA36100AA is a 100A, 3-pole, 600V molded case circuit breaker designed for thermal magnetic protection in industrial and commercial power distribution systems. It provides LI (Long-Time and Instantaneous) trip functions with a high interrupting capacity of 100kA at 480V, ensuring robust fault current handling. The unit weighs 9 lb and features a durable molded case construction with an I-Line style plug-in connection for secure mounting in panelboards. This breaker complies with industry standards for branch circuit and feeder protection in three-phase applications. It is typically used in manufacturing facilities, commercial buildings, and other heavy-duty electrical distribution environments.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Weight: 9 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC rating: 100kA@480V
  • Phase: 3
  • Current Rating: 100A
  • Type: HLA with 1A1B Auxiliary Switch
  • Amperage: 100 Amp
  • Short Circuit Interrupt Rating: 100kA at 480V
  • Configuration: I-Line Mounting
  • Trip Type: Thermal Magnetic
  • Case Style: Molded Case


Part Number: HLA36100AA