Delivering high interrupting capacity in a compact footprint, the ABB XT1HU3100AYD000XXX is a 100A, 3-pole MCCB. This XT1 frame device utilizes a fixed thermal-magnetic trip unit to provide dependable LI overcurrent protection. This breaker mounts into ABB ReliaGear neXT panelboards and ReliaGear SB switchboards. It also serves as a substitute for the legacy T1H100TW. Rated to handle 65 kAIC at 480V, the breaker includes line side connectors and load side lugs for immediate installation.
Line Side Connector (1SDA114241R1), Load Side Lugs (1SDA075837R1)
Standards
CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval
CE, CSA, IEC, UL
Temp Rating
-25C to 70C
Construction Features
HACR Rated, Double Insulated, Reverse Feed, High Interrupting Capacity
Product FAQs
6 answers
Which panelboards and switchboards are compatible with the XT1HU3100AYD000XXX?
This Tmax XT1 breaker is designed for use with ABB ReliaGear neXT Panelboards, ReliaGear SB Switchboards, and SACE Tmax XT Enclosures.
Can I adjust the trip settings on this Tmax XT1 circuit breaker?
No. This breaker features a thermal-magnetic trip unit with fixed thermal (Long-Time) and fixed magnetic (Instantaneous) settings.
What size wire can be used with the lugs on this 100A XT1 breaker?
The factory-installed lugs accept wire sizes ranging from 10 AWG to 2/0 AWG. They are rated for terminating both copper and aluminum conductors.
Is the XT1HU3100AYD000XXX rated for use in DC applications?
Yes, this molded case circuit breaker is rated for DC applications with an interrupting capacity of 50kA at 250VDC.
How is this Tmax XT1 breaker mounted within an enclosure?
This is a unit-mount circuit breaker. It requires individual bolt-on mounting hardware for installation rather than plugging directly into a distribution bus.
What does the LI trip function indicate on this breaker?
The LI designation means the trip unit provides Long-Time (L) protection for thermal overloads and Instantaneous (I) protection for short circuits.
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