Square D PowerPact HGA36045 H-Frame 3P 45A MCCB I-Line
150A Frame | 45A | 3P | 65kA@240V, 35kA@480V, 18kA@600V | Thermal-Magnetic (Fixed)
The Schneider Electric Square D PowerPact HGA36045 is a H-Frame molded case circuit breaker rated at 45 amperes for 3-pole applications in commercial and industrial power distribution systems. This premium breaker delivers high interrupting capacity rated at 65kA@240V, 35kA@480V, 18kA@600V, operating at 600V AC / 250V DC for reliable overcurrent protection in critical electrical infrastructure. Featuring a TMD (Thermal-Magnetic) trip unit, the HGA36045 delivers dependable thermal overload and magnetic short-circuit protection for continuous operation. The fixed trip characteristics are factory-calibrated for optimal protection performance, providing reliable overcurrent sensing and fast fault interruption across the full range of anticipated operating conditions. Configured for i-line plug-on installation, the HGA36045 utilizes i-line plug-on connections with I-Line Bus Connection terminations designed for reliable conductor termination. The unit accommodates 14-3/0 AWG Al/Cu conductors within compact overall dimensions of 9.70" H x 4.50" W x 5.17" D weighing ~8 lbs, optimizing installation density in electrical distribution equipment. Certified to UL 489, CSA, and IEC/EN 60947-2 international standards, the HGA36045 ensures compliance across diverse global markets and jurisdictions. This breaker serves commercial and industrial power distribution, feeder protection, motor circuit applications, and switchgear installations requiring dependable H-Frame frame interrupting performance. The HGA36045 exemplifies Schneider Electric's PowerPact platform engineering excellence, delivering consistent protection performance with robust construction designed for long service life in demanding environments.
Key Features
This PowerPact MCCB features Thermal-Magnetic (Fixed) trip protection rated 45A at 600V AC / 250V DC. Frame size: 150A. Interrupting capacity: 65kA@240V, 35kA@480V, 18kA@600V. Designed for reliable overcurrent protection in industrial and commercial power distribution systems.
Applications
Suitable for main distribution panels, motor control centers, switchboards, and feeder circuit protection in industrial facilities, data centers, and commercial buildings. Compliant with UL 489, CSA C22.2 No.5, IEC/EN 60947-2, NOM, CCC, CE.
