Square D PowerPact LDL44600WU53X L-Frame 4P 600A Mission Critical UM
600A Frame | 600A | 4P | 25kA@240V, 18kA@480V, 14kA@600V | Electronic Mission Critical (MicroLogic 5.3E LSI)
The PowerPact LDL44600WU53X from Schneider Electric's Square D product line is a L-Frame 4-pole 600-amp circuit breaker designed for professional electrical installations and industrial systems. This MCCB delivers standard interrupting capacity of 25kA@240V, 18kA@480V, 14kA@600V at 480Y/277V AC for dependable overcurrent protection performance. The LDL44600WU53X features a MicroLogic 5.3E 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 LDL44600WU53X utilizes lug (unit mount) connections with AL400L61K4/AL600LS52K4 terminations designed for reliable conductor termination. The unit accommodates (2) 2/0-500 kcmil Al/Cu conductors within compact overall dimensions of 10.24" H x 7.09" W x 5.67" D weighing ~30 lbs, optimizing installation density in electrical distribution equipment. Compliant with UL 489, CSA C22.2 No.5, and IEC/EN 60947-2 international standards, the LDL44600WU53X 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 600A 4-pole overcurrent protection. The LDL44600WU53X 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 Electronic Mission Critical (MicroLogic 5.3E LSI) trip protection rated 600A at 480Y/277V AC. Frame size: 600A. 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.
