Square D PowerPacT M-Frame Circuit Breaker, 3-Pole, 600VAC, Adjustable Trip

Square D PowerPacT M-Frame Circuit Breaker, 3-Pole, 600VAC, Adjustable Trip

The Square D PowerPacT M-Frame Circuit Breaker delivers dependable overcurrent protection for commercial and industrial electrical distribution systems. Available in ratings from 300A to 800A, this 3-pole, 600VAC breaker features an adjustable electronic trip unit with a 25 kA interrupt rating, giving installers flexibility to match protection precisely to load requirements. Lug-style line and load connections simplify termination, and the PowerPacT M-Frame platform is backed by UL, CSA, and NOM certifications for use across North American electrical installations.

Key Features

• Amperage Range: 300A to 800A adjustable trip settings allow precise coordination with downstream loads and equipment ratings.
• 3-Pole Configuration: Built for three-phase circuit protection in commercial and industrial panelboards and switchboards.
• 600VAC Rated: Rated operational voltage of 600 V AC at 50/60 Hz (UL 489), suitable for a wide range of distribution systems.
• 25 kA Interrupt Rating: Delivers 25 kA rated service breaking capacity at 380/415 V AC per IEC 60947-2 for dependable short-circuit protection.
• Adjustable Electronic Trip: ET 1.0 basic electronic trip unit permits field adjustment of the long-time trip setting to match load requirements.
• Lug Connections: Line and load lug terminals accept 3 x AWG 3/0 through 3 x 500 kcmil aluminum or copper conductors, tightened to 50 N.m.
• Magnetic Tripping Current: 1600-8000A magnetic trip range provides fast instantaneous response to short-circuit conditions.
• Unit Mount, Lug: Configured for standard unit-mount lug installation in PowerPacT M-Frame enclosures and panels.

Certifications & Compliance

• UL Listed
• CSA Certified
• NOM Compliant (NOM-003-SCFI-2000)
• Conforms to NEMA and IEC 60947-2 Standards

Technical Specifications

• Poles Description: 3P
• Magnetic Tripping Current: 1600-8000 A
• Terminal Identifier: AL800M23K
• Quantity Per Set: 1
• Sustainable Packaging: Yes
• Mercury Free: Yes
• Packaging Without Single Use Plastic: Yes
• With Recycled Cardboard: Yes
• ROHS Eur In Scope: Yes

Typical Applications

• Commercial and Industrial Electrical Distribution
• Panelboard and Switchboard Circuit Protection
• Three-Phase Motor and Feeder Circuit Protection
• Power Distribution Upgrades and Retrofits
• New Construction and Renovation Projects

Why Square D?

Square D is a trusted name in electrical distribution equipment, and the PowerPacT M-Frame series reflects that reputation with UL-, CSA-, and NOM-certified construction built to IEC 60947-2 standards. With an adjustable electronic trip unit, 25 kA interrupt rating, and rugged lug connections rated for large aluminum or copper conductors, this breaker gives electrical contractors and panel builders the flexibility and reliability needed for demanding commercial and industrial installations.