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Square D HJA36150AABC - Molded Case 150A 600V (3-Pole Thermal Magnetic)

Square D
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Square D HJA36150AABC is a three-pole molded case circuit breaker designed for overcurrent protection in industrial and commercial power distribution systems. This 150A unit is rated for 600VAC and features a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) protection functions, providing reliable fault clearing with an interrupting capacity of 65kA at 480VAC. The breaker weighs 10.27 lb and utilizes an I-Line style plug-in connection for secure mounting in compatible panelboards, supporting three-phase ABC wiring configurations. It is UL 489 listed and complies with IEC, CE, and CSA standards for safety and performance. This circuit breaker is suited for protecting branch circuits, feeders, and equipment in manufacturing facilities, commercial buildings, and other heavy-duty electrical environments.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Model: HJA36150AABC
  • Current Rating: 150 A
  • Voltage Rating: 600 VAC, 250 VDC
  • Poles: 3
  • Phase: 3 (ABC)
  • Frame Type: PowerPact H
  • Mounting Type: I-Line Plug-On
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 65kA @ 480 VAC
  • Interrupt Rating: 100 kA @ 240 VAC, 65 kA @ 480 VAC, 25 kA @ 600 VAC, 20 kA @ 250 VDC
  • Continuous Current Rating: 80%
  • Wire Size Range: 14 to 3/0 AWG
  • Weight: 10.27 lb
  • Certifications: UL 489, IEC, CE, CSA
  • Country of Origin: USA