HJA36150U44X – Square D 150A 600VAC 3-Pole I-Line Molded Case Circuit Breaker with Micrologic 6.2 Trip Unit (LSIG), PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600V

HJA36150U44X – Square D 150A 600VAC 3-Pole I-Line Molded Case Circuit Breaker with Micrologic 6.2 Trip Unit (LSIG), PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600VDescription HJA36150U44X is a Square D PowerPact HJA series molded case circuit breaker engineered for dependable overload, shortcircuit, and groundfault protection in commercial and industrial electrical systems. This 3pole, 150A breaker is rated for 600VAC and features ILine plugon mounting with a Micrologic 6. 2 electronic trip unit (LSIG LongTime, ShortTime, Instantaneous, Ground Fault) for precise protective performance and advanced coordination.

Description

HJA36150U44X is a Square D PowerPact HJA series molded case circuit breaker engineered for dependable overload, short‑circuit, and ground‑fault protection in commercial and industrial electrical systems. This 3‑pole, 150A breaker is rated for 600VAC and features I‑Line plug‑on mounting with a Micrologic 6.2 electronic trip unit (LSIG – Long‑Time, Short‑Time, Instantaneous, Ground-Fault) for precise protective performance and advanced coordination.

Interrupting Ratings

• 100 kA @ 240 VAC

• 65 kA @ 480 VAC

• 25 kA @ 600 VAC

Key Specifications

• Manufacturer: Square D (Schneider Electric)

• Part Number: HJA36150U44X

• Amperage: 150 A

• Voltage Rating: 600 VAC

• Poles: 3

• Frame Type: HJA (PowerPact H)

• Mounting: I‑Line plug‑on

• Trip Unit: Micrologic 6.2 electronic (LSIG – Long‑Time, Short‑Time, Instantaneous, Ground-Fault)

• Phase: 3

• Continuous Current Rating: 80%

• Certifications: UL, CSA, IEC