Square D PowerPact JRA36250 J-Frame 3P 250A MCCB I-Line
250A Frame | 250A | 3P | 200kA@240V, 200kA@480V, 100kA@600V | Thermal-Magnetic (Adjustable)
Square D's PowerPact JRA36250 J-Frame circuit breaker provides 250A 3-pole circuit protection engineered for commercial and industrial electrical distribution systems. Featuring extreme interrupting capacity rated at 200kA@240V, 200kA@480V, 100kA@600V and operating at 600V AC / 250V DC, this breaker delivers proven and reliable overcurrent protection performance. Featuring a TMD (Thermal-Magnetic) trip unit, the JRA36250 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. The JRA36250 features i-line plug-on configuration with i-line plug-on connections and I-Line Bus Connection terminations for straightforward installation. Accepting 3/0-350 kcmil Al/Cu conductors, this breaker measures 9.70" H x 4.50" W x 5.17" D and weighs ~13 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 JRA36250 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 J-Frame frame-class protection capabilities. The PowerPact JRA36250 represents Schneider Electric's commitment to electrical safety, performance, and reliability in power distribution equipment for professional electrical installations worldwide.
Key Features
This PowerPact MCCB features Thermal-Magnetic (Adjustable) trip protection rated 250A at 600V AC / 250V DC. Frame size: 250A. Interrupting capacity: 200kA@240V, 200kA@480V, 100kA@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.
