ABB XT1SU3125AFD000XXX Circuit Breaker, 125A, 3-Pole, 600V

The ABB XT1SU3125AFD000XXX circuit breaker is engineered for demanding industrial electrical service, maintenance, and replacement projects. With a 125 A rating and a 3-pole configuration, it delivers solid protection across three-phase systems at up to 600 V, helping to keep motors, conveyors, pumps, and other critical equipment safe and online.

Why the XT1SU3125AFD000XXX stands out

• Three-pole protection for 3-phase systems: Ensures balanced protection across all phases, reducing the risk of uneven fault conditions in manufacturing lines and distribution panels.
• 125 A continuous rating: Matches common industrial load requirements for feeders, panel boards, and control circuits without overthinking discrete replacements.
• 600 V maximum voltage: Suitable for many industrial power distribution applications, including motor control and machine panels in harsh plant environments.
• Part of the ABB XT1 family: Designed for reliable integration with ABB protection and distribution equipment, promoting consistent performance across installed systems.
• Compatibility-first approach: Use the exact part number XT1SU3125AFD000XXX to verify fit with your panel catalog and application needs, reducing downtime during installation or upgrades.

Ideal applications and use cases

• New installations in industrial control panels, switchgear, or distribution boards that require robust 3-phase protection.
• Maintenance or replacement projects where matching a specific part number ensures seamless compatibility with existing ABB protection infrastructure.
• Machine and conveyor systems in manufacturing environments where reliable interruption protection at 600 V helps minimize downtime from faults.
• Motor feeder circuits and power distribution points in facilities that rely on stable, trip-consistent protection for critical equipment.

How to verify compatibility and ensure a proper fit

To confirm this breaker matches your setup, verify the exact part number XT1SU3125AFD000XXX against your panel or switchgear specifications and review your application's voltage and current requirements. If you’re unsure about compatibility, send us the part number and project context—we can help confirm fit and advise on the best match for your system.

What you get and practical considerations

This listing covers a single ABB XT1SU3125AFD000XXX circuit breaker designed for 3-pole, 125 A operation at up to 600 V. It’s a purpose-built solution for industrial environments where dependable protection and straightforward integration matter most. In practice, pairing this breaker with matching ABB protection devices and properly rated cabling ensures clean, reliable power distribution and a safer, more efficient facility.