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Square D HDA36150U44XAABCSHYP - 150A 3-Pole Molded Case Breaker

Square D
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The Square D HDA36150U44XAABCSHYP is a 3-pole molded case circuit breaker designed for primary overcurrent and ground fault protection in industrial power distribution systems. It carries a 150A continuous current rating at 600VAC, with an interrupting capacity of 18kA at 480VAC, and utilizes solid-state trip technology for precise LSIG (Long-Time, Short-Time, Instantaneous and Ground Fault) protection. This unit features an I-Line style plug-in connection for direct bus mounting in Square D panelboards, weighs 10.27 lb, and is constructed for three-phase applications. It complies with UL 489 standards for molded case circuit breakers. Typical applications include main or feeder protection in commercial and industrial switchboards, motor control centers, and distribution panels requiring adjustable ground fault and short-time delay coordination.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Trip
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA @ 480V
  • Connection: I-Line Style Plug-In
  • Protection: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Weight: 10.27 lb
  • Functions: LSIG
  • Frame Size: HDA
  • Trip Type: Solid State
  • Breaker Type: HDA36150U44XAABCSHYP
  • Circuit Breaker Mounting Style: Plug-In
  • Standards: UL 489


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