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Square D HDA36150U43XAABC - Molded Case 150A 600V 3-Pole

Square D
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Square D HDA36150U43XAABC is a 3-pole molded case circuit breaker designed for 150A overcurrent protection in 3-phase power distribution systems. It operates at a voltage rating of 600V AC and provides an interrupting capacity of 18kA at 480V AC. This unit features a solid-state LSI trip unit with long-time, short-time, and instantaneous protection functions, housed in an H-Frame construction with I-Line style plug-in mounting. The breaker is UL listed and suitable for reverse fed applications, ensuring compliance with industry safety standards. It is typically used in industrial and commercial power distribution panels requiring precise, adjustable protection coordination.

Key Features & Specifications
  • Type: Molded Case
  • Amperage: 150 Amp
  • Voltage Rating: 600 Volt AC
  • Poles: 3
  • Phase: 3-Phase
  • Interrupt Rating: 18kA at 480V
  • Protection: Solid State
  • Trip Unit: LSI (Long-Time, Short-Time and Instantaneous)
  • Mounting Type: I-Line plug-in
  • Connection: I-Line style plug-in
  • Frame Type: H-Frame
  • Weight: 10.27 lb
  • Certifications: UL Listed
  • Control Type: Toggle
  • Breaking Capacity Code: D