Square D PowerPact JJL36250TU44X J-Frame 3P 250A Field-Interch Electronic
250A Frame | 250A | 3P | 100kA@240V, 65kA@480V, 25kA@600V | Electronic Field-Interch (MicroLogic 6.2A LSIG)
Square D's PowerPact JJL36250TU44X J-Frame circuit breaker provides 250A 3-pole circuit protection engineered for commercial and industrial electrical distribution systems. Featuring extra-high interrupting capacity rated at 100kA@240V, 65kA@480V, 25kA@600V and operating at 600V AC, this breaker delivers proven and reliable overcurrent protection performance. The JJL36250TU44X features a MicroLogic 6.2A LSIG 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. Configured for unit mount installation, the JJL36250TU44X utilizes lug (unit mount) connections with AL250JD Lug terminations designed for reliable conductor termination. The unit accommodates 3/0-350 kcmil Al/Cu conductors within compact overall dimensions of 5.90" H x 4.50" W x 3.63" D weighing ~12 lbs, optimizing installation density in electrical distribution equipment. UL 489 listed and CSA C22.2 No.5 certified, the JJL36250TU44X 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. As part of the proven PowerPact family, the JJL36250TU44X delivers dependable protection backed by Schneider Electric's extensive global engineering heritage and comprehensive industry-leading technical support resources.
Key Features
This PowerPact MCCB features Electronic Field-Interch (MicroLogic 6.2A LSIG) 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.
