Square D PowerPact HJA36045 H-Frame 3P 45A MCCB I-Line
150A Frame | 45A | 3P | 100kA@240V, 65kA@480V, 25kA@600V | Thermal-Magnetic (Fixed)
The Schneider Electric Square D PowerPact HJA36045 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 extra-high interrupting capacity rated at 100kA@240V, 65kA@480V, 25kA@600V, operating at 600V AC / 250V DC for reliable overcurrent protection in critical electrical infrastructure. The HJA36045 incorporates a TMD (Thermal-Magnetic) trip unit for reliable overcurrent protection including thermal overload and magnetic instantaneous response capabilities. This proven trip technology provides fixed protection characteristics precisely optimized for the H-Frame platform, ensuring consistent and dependable circuit protection across a wide range of operating conditions and fault scenarios. The HJA36045 features i-line plug-on configuration with i-line plug-on connections and I-Line Bus Connection terminations for straightforward installation. Accepting 14-3/0 AWG Al/Cu conductors, this breaker measures 9.70" H x 4.50" W x 5.17" D and weighs ~8 lbs, providing a compact footprint for space-efficient installation in panelboards, switchboards, and motor control centers. UL 489 listed and CSA C22.2 No.5 certified, the HJA36045 meets IEC/EN 60947-2 international standards for global project specification and acceptance. Applications include feeder circuit protection, branch circuit protection, motor control center installations, panelboard and switchboard applications, and industrial power distribution systems requiring H-Frame frame-class protection capabilities. The HJA36045 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: 100kA@240V, 65kA@480V, 25kA@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.
