Square D PowerPact JDL34250WU43X J-Frame 3P 250A Mission Critical Unit Mount
250A Frame | 250A | 3P | 25kA@240V, 18kA@480V, 14kA@600V | Electronic Mission Critical (MicroLogic 5.2A LSI)
Schneider Electric offers the Square D PowerPact JDL34250WU43X, a premium J-Frame 3-pole molded case circuit breaker delivering 250-ampere protection for critical electrical infrastructure and power distribution. With standard interrupting capacity of 25kA@240V, 18kA@480V, 14kA@600V, this MCCB operates at 480Y/277V AC to provide comprehensive and dependable circuit protection. The JDL34250WU43X features a MicroLogic 5.2A 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. Configured for unit mount installation, the JDL34250WU43X 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 JDL34250WU43X 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 JDL34250WU43X 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 Mission Critical (MicroLogic 5.2A LSI) trip protection rated 250A at 480Y/277V AC. Frame size: 250A. Interrupting capacity: 25kA@240V, 18kA@480V, 14kA@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.
