Built for demanding industrial applications, the ABB XT1HU3100AFD000XXX is a 100A, 3-pole molded case circuit breaker. As part of the SACE Tmax XT1 frame series, it utilizes a fixed thermal-magnetic trip unit to deliver precise LI protection. Designed for unit mount installations, this breaker integrates into ABB SACE Tmax XT panelboards. It provides an upgrade path for legacy Tmax T1 series breakers. With a 65 kAIC rating at 480V, this HACR-rated breaker includes load side lugs.
What types of enclosures or panels is the ABB XT1HU3100AFD000XXX compatible with?
This breaker is designed for integration into ABB SACE Tmax XT panelboards and switchboards.
What wire sizes and materials are accepted by the lugs on this circuit breaker?
The terminal lugs on the XT1HU3100AFD000XXX accept wire gauges from 10 AWG up to 2/0 AWG. They are rated for use with both copper (Cu) and aluminum (Al) conductors.
Can the trip thresholds on the XT1HU3100AFD000XXX be adjusted in the field?
No, this breaker features a fixed thermal and fixed magnetic trip unit. The Long-Time and Instantaneous (LI) protection thresholds are factory set and cannot be modified.
Is the XT1HU3100AFD000XXX rated for direct current (DC) systems?
Yes, this breaker is rated for up to 250VDC with a 50kA interrupting capacity, allowing it to be used in specific DC applications.
How is the XT1HU3100AFD000XXX installed into a system?
This model features a unit mount design. It is designed to be bolted directly to the chassis or mounting surface within compatible ABB SACE Tmax XT panelboards or switchboards.
What does the "H" in the XT1HU3100AFD000XXX part number indicate?
In the ABB SACE Tmax XT nomenclature, the "H" designates a high interrupting capacity tier. For this XT1 frame, it provides a 65kAIC rating at 480VAC.
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