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HLA36040AABCSH

Square D
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Square D HLA36040AABCSH is a three-phase molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 40A continuous current at up to 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, housed in a 3-pole configuration with an I-Line style plug-in connection for secure panel mounting. The breaker weighs 7.5 lb and is UL listed, meeting stringent safety standards for commercial and industrial environments. Typical applications include motor control centers, switchboards, and panelboards requiring reliable branch circuit protection.

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


Square D HLA36040AABCSH - Molded Case Circuit Breaker 40A 3-Pole 600V