ABB XT5LQ340ABFF000XXX Circuit Breaker, 400A, 3-Pole, 600V

Introducing the ABB XT5LQ340ABFF000XXX circuit breaker—the robust protection solution designed for demanding industrial electrical service, maintenance, and replacement projects. With a 400 A rating, a 3-pole configuration, and a 600 V maximum, this device is built to safeguard three-phase systems while delivering reliable performance in tough environments. Use the exact part number XT5LQ340ABFF000XXX to confirm compatibility with your application and panel hardware.

Why this breaker stands out in real-world setups:

• 400 A ampacity provides strong protection for large feeders, motors, and critical process lines without compromising system availability.
• Three-pole design ensures balanced protection across all three phases, helping prevent phase-to-phase faults and minimizing unbalanced loads.
• 600 V system compatibility aligns with common industrial distribution networks, avoiding over- or under-protection.
• Part-number driven compatibility—a precise fit depends on the exact model, so verify with XT5LQ340ABFF000XXX and your specific application requirements to ensure correct electrical and mechanical form fit.
• Industrial-grade reliability from ABB, backed by ongoing support and access to replacement parts when you need them most.

This breaker is ideal for facilities undergoing equipment upgrades, routine maintenance, or urgent replacements where dependable, OEM-grade protection is essential. It’s a practical choice for industrial service panels, motor control centers, and distribution boards that rely on robust, field-proven protection devices.

Quick compatibility checks to consider:

• Match the exact part number XT5LQ340ABFF000XXX with your panel schedule and manufacturer specifications.
• Confirm the amp rating (400 A) and the 3-pole configuration align with your system’s current rating and three-phase layout.
• Verify the voltage rating (600 V) matches your distribution network’s nominal voltage.
• Review mounting, enclosure, and clearance requirements in your electrical plan to ensure proper installation.

If you need help confirming compatibility or choosing the right part for your setup, send us a message and we’ll assist with a precise fit check and practical integration guidance.