Square D PowerPact LLL47120D42 L-Frame 4P 1200A DC 500Vdc
600A Frame | 1200A | 4P | 125kA@240V, 100kA@480V, 50kA@600V | Thermal-Magnetic (DC Adjustable)
Square D's PowerPact LLL47120D42 L-Frame circuit breaker provides 1200A 4-pole circuit protection engineered for commercial and industrial electrical distribution systems. Featuring very high interrupting capacity rated at 125kA@240V, 100kA@480V, 50kA@600V and operating at 500V DC, this breaker delivers proven and reliable overcurrent protection performance. This breaker incorporates a factory-calibrated TMD DC (D42) trip unit providing both thermal overload and instantaneous magnetic short-circuit protection. The L-Frame platform's proven trip mechanism ensures reliable operation with consistent and repeatable protection characteristics for dependable circuit protection throughout the breaker's entire service life. This unit mount breaker features lug (unit mount) connections with AL600LS52K4 terminations, accepting (2) 2/0-500 kcmil Al/Cu conductors for versatile wiring applications. With overall dimensions of 10.24" H x 7.09" W x 5.67" D and weighing ~30 lbs, the LLL47120D42 delivers L-Frame frame protection in a space-efficient package suitable for dense electrical equipment layouts. UL 489 listed and CSA certified, the LLL47120D42 meets applicable standards for DC circuit protection applications worldwide. Suitable for DC power distribution, battery energy storage systems, photovoltaic solar installations, uninterruptible power supply systems, and DC motor circuits requiring reliable direct current interruption capability. As part of the proven PowerPact family, the LLL47120D42 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 Thermal-Magnetic (DC Adjustable) trip protection rated 1200A at 500V DC. Frame size: 600A. Interrupting capacity: 125kA@240V, 100kA@480V, 50kA@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.
