Square D PowerPact JJA36250U53X J-Frame 3P 250A Electronic I-Line
250A Frame | 250A | 3P | 100kA@240V, 65kA@480V, 25kA@600V | Electronic (MicroLogic 5.2E LSI)
Engineered for demanding electrical systems, the Square D PowerPact JJA36250U53X is a J-Frame 250A 3-pole molded case circuit breaker with extra-high interrupting capacity. Rated at 100kA@240V, 65kA@480V, 25kA@600V and operating at 600V AC, it provides reliable and consistent protection for power distribution infrastructure applications. The JJA36250U53X features a MicroLogic 5.2E LSI electronic trip unit providing adjustable long-time delay, short-time delay, instantaneous, and ground fault protection settings for precise overcurrent coordination. This advanced electronic trip technology enables optimized protection curves, selective coordination with upstream and downstream protective devices, and significantly enhanced system reliability. The JJA36250U53X 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. Compliant with UL 489, CSA C22.2 No.5, and IEC/EN 60947-2 international standards, the JJA36250U53X carries multiple certifications for worldwide acceptance and specification. Ideal for commercial buildings, industrial facilities, data centers, healthcare facilities, and critical infrastructure power distribution requiring reliable 250A 3-pole overcurrent protection. The PowerPact JJA36250U53X 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 Electronic (MicroLogic 5.2E LSI) trip protection rated 250A at 600V AC. Frame size: 250A. 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.
