ABB XT5HU330AFFF000XXX Circuit Breaker, 300A, 3-Pole, 600V

ABB XT5HU330AFFF000XXX Circuit Breaker is engineered for demanding industrial electrical service, maintenance, and replacement projects. With a robust 300 A rating, a 3-pole configuration, and a 600 V maximum, this unit provides dependable overcurrent protection for demanding power systems where uptime matters.

Designed to thrive in harsh industrial environments, this ABB circuit breaker delivers balanced protection across all three phases of a 3-phase distribution network. By safeguarding motors, feeders, and other critical loads, it helps minimize unexpected downtime and equipment wear, ensuring steady production and reliable performance.

Key specifications at a glance

• Part Number: XT5HU330AFFF000XXX
• Amperage: 300 A
• Poles: 3 (3-pole design for three-phase systems)
• Voltage: 600 V
• Product Type: Circuit Breaker
• Compatibility reminder: Verify fit by part number and application requirements

Ideal use cases

• Main service feeders in manufacturing facilities and heavy electrical distribution panels
• Replacement parts within OEM switchgear and protective equipment inventories
• Protection for large three-phase motors, machine centers, and continuous-process equipment
• Maintenance projects where a genuine ABB part ensures consistent electrical protection

Why this ABB XT5HU330AFFF000XXX stands out

• Genuine ABB part built for reliability and long service life in industrial settings
• 3-pole configuration provides comprehensive protection for 3-phase systems
• Part-number-based compatibility helps minimize fit issues and downtime

How to verify compatibility

To ensure a correct fit, compare your equipment’s current part number, voltage rating, amperage, and the number of poles with XT5HU330AFFF000XXX. Use the part number as the primary compatibility check and review your application requirements such as panel type and wiring scheme. If you need help matching a part number or confirming compatibility, message us and we'll help.

Practical tips for installation and use

• Consult your panel schedule or electrical diagrams to confirm alignment with the XT5HU330AFFF000XXX specifications before replacement.
• Engage qualified personnel and follow locked-out/tag-out procedures during any service work.
• Store and handle the unit in a clean, dry environment to preserve contact integrity and performance.