Square D PowerPact MJL36000S80 M-Frame 3P 800A Molded Case Switch
800A Frame | 800A | 3P | 100kA@240V, 65kA@480V, 25kA@600V | Automatic Switch (Self-Protection)
The MJL36000S80 is a robust PowerPact M-Frame molded case circuit breaker engineered by Schneider Electric's Square D division for demanding industrial applications. This 3-pole device is rated at 800A with 600V AC voltage capability and an interrupting capacity of 100kA@240V, 65kA@480V, 25kA@600V (High (J) interrupting class). It features a Automatic Switch (Self-Protection), rated at 80% continuous current per NEC Article 240.6. The MJL36000S80 is configured with AL800CB Lug connections for reliable cable termination. This breaker is UL 489 listed and CSA certified with dual UL/IEC ratings, ensuring compliance across North American and international installations. Ideal for manual load isolation and similar applications, the MJL36000S80 delivers the proven reliability and performance that engineers expect from the PowerPact platform. The PowerPact platform supports a comprehensive range of accessories for enhanced functionality, monitoring, and communication capabilities. Physical dimensions of 10.04" H x 9.00" W x 5.79" D with an approximate weight of ~16 lbs ensure compatibility with standard enclosures. All terminal connections are designed for easy installation and reliable long-term performance under continuous operating conditions. This configuration is suitable for both new installations and retrofit applications in existing switchgear and panelboard assemblies. The wire range accommodates 1/0-500 kcmil Al/Cu conductors for flexible installation options. Schneider Electric provides extensive technical documentation, CAD files, and application engineering support for proper selection and installation.
Key Features
This PowerPact MCCB features Automatic Switch (Self-Protection) trip protection rated 800A at 600V AC. Frame size: 800A. 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.
