Square D PowerPact JJA26250 J-Frame 2P 250A MCCB I-Line
250A Frame | 250A | 2P | 100kA@240V, 65kA@480V, 25kA@600V | Thermal-Magnetic (Adjustable)
Engineered for demanding electrical systems, the Square D PowerPact JJA26250 is a J-Frame 250A 2-pole molded case circuit breaker with extra-high interrupting capacity. Rated at 100kA@240V, 65kA@480V, 25kA@600V and operating at 600V AC / 250V DC, it provides reliable and consistent protection for power distribution infrastructure applications. The JJA26250 incorporates a TMD (Thermal-Magnetic) trip unit for reliable overcurrent protection including thermal overload and magnetic instantaneous response capabilities. This proven trip technology provides fixed protection characteristics precisely optimized for the J-Frame platform, ensuring consistent and dependable circuit protection across a wide range of operating conditions and fault scenarios. Configured for i-line plug-on installation, the JJA26250 utilizes i-line plug-on connections with I-Line Bus Connection terminations designed for reliable conductor termination. The unit accommodates 3/0-350 kcmil Al/Cu conductors within compact overall dimensions of 9.70" H x 4.50" W x 5.17" D weighing ~11 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 JJA26250 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 2-pole overcurrent protection. Backed by Schneider Electric's global expertise in power distribution solutions, the JJA26250 ensures dependable protection for critical electrical infrastructure with comprehensive factory warranty coverage and support.
Key Features
This PowerPact MCCB features Thermal-Magnetic (Adjustable) trip protection rated 250A at 600V AC / 250V DC. 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.
