MGL36600 - 600 Amp Circuit Breaker

MGL36600 - 600 Amp Circuit Breaker

Meet the MGL36600 600 Amp Molded-Case Circuit Breaker from the PowerPact M series — engineered to deliver high-performance protection for your industrial electrical systems. This heavy-duty unit supports up to 600 A at 600 V AC and handles fault currents with ease thanks to its high interrupting capacity. Whether you’re outfitting a large motor control center, a distribution panel, or a main-lug panelboard, this breaker offers peace of mind through dependable operation, precise tripping, and flexible installation options. With its modern electronic trip unit and wide compliance footprint, it’s designed for professionals who expect premium performance.

Key Features and Benefits

• High-Current Capability: Rated for 600 amps, this breaker supports substantial loads and gives you headroom for large-scale operations or future growth.
• Accurate Electronic Trip Unit (ET 1.0): The built-in ET 1.0 trip technology provides precise protection and greater stability across varying temperatures, improving reliability over conventional thermal-magnetic units.
• Effective Fault-Interruption: With interrupting ratings of up to 18 kA at 600 V AC, and even higher at lower voltages, this breaker is capable of handling high-fault current events without compromise.
• Flexible Mounting & Connection: Designed for unit-mount installations and available in I-Line construction, with line and load lugs included — simplifying your wiring options.
• Wide Standards and Certifications: Built to meet UL, CSA, IEC and NOM standards, and CE marked. You’re covered globally for safety and compliance.
• Built with Sustainability in Mind: As part of the Green Premium™ lineup, this model aligns with environmentally-aware purchasing practices while delivering long-term service.

Technical Specifications

• Line Rated Current: 600 A
• Number of Poles: 3
• Operational Voltage: 600 V AC, 50/60 Hz
• Breaking Capacity: 18 kA at 600 V AC (UL 489); up to 35 kA at 480 V and 65 kA at 240 V (depending on standards)
• Insulation Voltage: 750 V
• Impulse Withstand Voltage: 8 kV
• Trip Unit Technology: Electronic ET 1.0
• Dimensions (HxWxD): ~ 12.86″ × 8.27″ × 8.05″ (≈ 326.6 mm × 210.1 mm × 204.5 mm)
• Weight: Approx. 29 lb (≈13.15 kg)

Material Compliance and Certifications

• Complies with UL, CSA, NOM and IEC standards; CE marked for global conformity.
• Meets RoHS and REACh directives, confirming minimal use of hazardous substances and strong environmental alignment.
• Recognized under the manufacturer’s “Use Better, Use Longer, Use Again” program — reflecting a lifecycle approach to design, packaging and recyclability.

Where It Works Best

• This MGL36600 breaker truly shines in demanding industrial environments: think distribution systems in factories, main-lug panelboards in manufacturing plants, large motor control centers, or commercial buildings with high fault-current exposure. If you’re managing infrastructure where reliability matters and faults must be swiftly interrupted — this is your solution. With its precise electronic trip and elevated interrupting rating, you’re not just protecting equipment—you’re safeguarding uptime and minimizing risk.