HJA36150U31X – Square D 150A 600VAC 3‑Pole I‑Line Molded Case Circuit Breaker with Micrologic 3.2 Trip Unit (LI), PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600V / 20kA @250VDC

HJA36150U31X – Square D 150A 600VAC 3‑Pole I‑Line Molded Case Circuit Breaker with Micrologic 3.2 Trip Unit (LI), PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600V / 20kA @250VDCDescription HJA36150U31X is a Square D PowerPact HJA series molded case circuit breaker engineered for dependable overload and shortcircuit protection in commercial and industrial electrical systems. This 3pole, 150A breaker is rated for 600VAC and 250VDC and features ILine plugon mounting with a Micrologic 3. 2 electronic trip unit (LI LongTime & Instantaneous) for precise protection and coordination. It supports ABC phase connection and has an 80%

Description

HJA36150U31X is a Square D PowerPact HJA series molded case circuit breaker engineered for dependable overload and short‑circuit protection in commercial and industrial electrical systems. This 3‑pole, 150A breaker is rated for 600VAC and 250VDC and features I‑Line plug‑on mounting with a Micrologic 3.2 electronic trip unit (LI – Long‑Time & Instantaneous) for precise protection and coordination. It supports ABC phase connection and has an 80% continuous current rating.

Interrupting Ratings

• 100 kA @ 240 VAC

• 65 kA @ 480 VAC

• 25 kA @ 600 VAC

• 20 kA @ 250 VDC

Key Specifications

• Manufacturer: Square D (Schneider Electric)

• Part Number: HJA36150U31X

• Amperage: 150 A

• Voltage Rating: 600 VAC / 250 VDC

• Poles: 3

• Frame Type: HJA (PowerPact H)

• Mounting: I‑Line plug‑on

• Trip Unit: Micrologic 3.2 electronic (LI – Long‑Time & Instantaneous)

• Phase: 3 (ABC)

• Continuous Current Rating: 80%

• Certifications: UL, CSA, CCC, NOM, IEC