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HLA36040AABCSJ

Square D
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Square D HLA36040AABCSJ is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 40A continuous current at 600VAC, with a high interrupting capacity of 100kA at 480VAC and 50kA at 600VAC. This unit features a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions, weighs 7.5 lb, and uses an I-Line style plug-in connection for secure mounting in compatible switchgear. It is UL listed and built for use in PowerPact H series equipment, supporting 80% continuous current rating with ABC phase connection. Typical applications include commercial and industrial power panels, motor control centers, and main distribution boards requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Current Rating: 40A
  • Voltage Rating: 600VAC
  • Poles: 3
  • Interrupting Rating: 50kA at 600VAC, 100kA at 480VAC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Phase: 3
  • Weight: 7.5 lb
  • Continuous Current Rating: 80%
  • Phase Connection: ABC
  • Series/Frame: PowerPact H
  • Certifications: UL Listed


Square D HLA36040AABCSJ - Molded Case 40A 600V 3-Pole