ABB XT4SQ3150GFF000XXX Circuit Breaker, 150A, 3-Pole, 600V

Engineered for demanding industrial environments, the ABB XT4SQ3150GFF000XXX circuit breaker delivers reliable 150 A protection across three poles for 600 V systems. As part of ABB’s Tmax XT On Circuit Breaker lineup, this unit is built to withstand the rigors of service entrances, production lines, and electrical rooms where uptime matters.

Designed for three-phase protection, the 150 A rating is ideal for feeders, distribution panels, and motor circuits in manufacturing, packaging, and process facilities. The 3-pole configuration ensures balanced interruption across all phases, helping prevent faults from propagating through your electrical system.

• Amperage: 150 A
• Poles: 3
• Voltage: 600 V
• Series: Tmax XT
• Product Type: Circuit Breaker
• Part Number: XT4SQ3150GFF000XXX

Why choose the ABB XT4SQ3150GFF000XXX

• Direct compatibility within the Tmax XT family, offering consistent protection characteristics and a familiar installation footprint for panels and switchgear.
• Part-number–based fit verification helps ensure you select the exact device needed for your application, reducing downtime from mismatched replacements.
• Reliable disruption of fault currents in industrial networks up to 600 V, making it a dependable option for critical feeders and motor circuits.

Ideal use cases

• Industrial electrical service upgrades and panel modernization projects
• Maintenance replacements in manufacturing lines, packaging equipment, and process controls
• Spare parts for service continuity in critical infrastructure where three-phase protection is required

How to verify compatibility and install with confidence:

• Confirm the exact part number — XT4SQ3150GFF000XXX — matches your equipment’s specification and the panel or switchgear you’re working with.
• Ensure your system is a three-phase network rated for up to 600 V and that a 150 A, 3-pole device aligns with your protection and coordination requirements.
• For replacements or upgrades, consider stocking this ABB breaker as part of an XT Tmax-compatible spare set to minimize downtime during outages.

Maintenance and practical tips: Keep the device in a clean, dry electrical environment, perform periodic visual inspections for signs of wear, and follow standard safety procedures during any replacement or servicing. Using the exact part number XT4SQ3150GFF000XXX ensures you maintain the integrity of your protection scheme while preserving compatibility with nearby Tmax XT components.