Square D PowerPact PKA36250U31A P-Frame 3P 250A MCCB I-Line 80%
1200A Frame | 250A | 3P | 65kA@240V, 50kA@480V, 50kA@600V | Electronic (MicroLogic 3.0)
The Square D PowerPact PKA36250U31A represents Schneider Electric's P-Frame MCCB platform, offering comprehensive circuit protection up to 1200A. This 3-pole device is rated at 250A with 600V AC voltage capability and an interrupting capacity of 65kA@240V, 50kA@480V, 50kA@600V (Extra-High (K) interrupting class). It features a MicroLogic 3.0 electronic trip unit providing long-time and instantaneous overcurrent protection (LI), rated at 80% continuous current per NEC Article 240.6. The PKA36250U31A is featuring I-Line plug-in mounting for rapid installation and maintenance in Square D I-Line panelboards and switchboards. This breaker is UL 489 listed and CSA certified with dual UL/IEC ratings, ensuring compliance across North American and international installations. Engineers and contractors rely on the PKA36250U31A for its proven track record of reliability, ease of installation, and comprehensive protection capabilities. Schneider Electric provides extensive technical documentation, CAD files, and application engineering support for proper selection and installation. The breaker operates reliably at ambient temperatures up to 40 degrees Celsius per UL and IEC standards. Maintenance intervals are minimized through the use of high-quality internal components and arc-quenching chamber technology. The PowerPact platform supports a comprehensive range of accessories for enhanced functionality, monitoring, and communication capabilities. The wire range accommodates 1/0-500 kcmil Al/Cu conductors for flexible installation options. Physical dimensions of 10.04" H x 9.00" W x 5.79" D with an approximate weight of ~18 lbs ensure compatibility with standard enclosures.
Key Features
This PowerPact MCCB features Electronic (MicroLogic 3.0) trip protection rated 250A at 600V AC. Frame size: 1200A. Interrupting capacity: 65kA@240V, 50kA@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.
