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Square D HDA36150U44XAABCSD - Molded Case 150A 600V 3-Pole LSIG

Square D
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The Square D HDA36150U44XAABCSD is a 3-pole molded case circuit breaker designed for overcurrent and ground fault protection in industrial power distribution systems. It is rated for 150A continuous current at 600V AC, with an interrupting capacity of 18kA at 480V AC, and features solid-state trip technology for precise LSIG (Long-Time, Short-Time, Instantaneous and Ground Fault) protection. This unit weighs 10.27 lb and utilizes an I-Line style plug-in connection for direct busbar mounting in compatible panelboards. It complies with UL and NEMA standards for industrial environments, making it suitable for motor control centers, switchboards, and main distribution panels requiring adjustable protection settings.

Key Features & Specifications
  • Type: Molded case circuit breaker with solid-state trip unit
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA at 480V AC
  • Connection: I-Line style plug-in
  • Protection: LSIG (Long-Time, Short-Time, Instantaneous and Ground Fault)
  • Functions: Adjustable long-time, short-time, instantaneous, and ground fault
  • Weight: 10.27 lb
  • Standards: UL 489, NEMA AB-1
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Frame Size: H-Frame
  • Trip Type: Solid state
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: I-Line
  • Frequency Rating: 50/60 Hz
  • Installation Type: Panelboard or switchboard


Product Identification
  • UPC: Not specified
  • GTIN: Not specified