ABB XT1HU3100AFD000XXX 100A 3P Molded Case Circuit Breaker – XT1 Series – Thermal Magnetic – 65kA @ 480V

The ABB XT1HU3100AFD000XXX is a 100A, 3-pole molded case circuit breaker from the SACE Tmax XT1 series, engineered for demanding industrial and commercial power distribution systems. It features a fixed thermal-magnetic (LI) trip unit that delivers reliable long-time and instantaneous protection. Designed for unit mount installation, this breaker integrates seamlessly into ABB SACE Tmax XT panelboards and switchboards, serving as an upgrade for legacy Tmax T1 series breakers. It is HACR rated and built with a compact, double-insulated XT1 frame.

Voltage and Rating

• Current Rating: 100 A
• Voltage Rating: 240VAC, 480VAC, 600Y/347VAC, 250VDC
• AIC Rating:
  • 100kA @ 240VAC
  • 65kA @ 480VAC
  • 25kA @ 600Y/347VAC
  • 50kA @ 250VDC

Key Specifications

• Device Type: Molded Case Circuit Breaker
• Series: XT1
• Number of Poles: 3-Pole
• Phase: 3 Phase
• Trip Technology: Thermal Magnetic
• Trip Function Code: LI
• Trip Function: Long-Time, Instantaneous
• Trip Adjustability: Fixed Thermal, Fixed Magnetic
• Mounting Style: Unit Mount
• Terminal Type: Lugs
• Application: Industrial and commercial power distribution

Technical Specifications

• Wire Range: 10 AWG – 2/0 AWG (Cu/Al)
• Max Wire: 2/0 AWG
• Min Wire: 10 AWG
• Temperature Rating: -25°C to 70°C
• Construction Features: HACR Rated, Reverse Feed, Double Insulated
• Standards: CSA C22.2 No. 5, IEC 60947-2, UL 489
• Approvals: CE, CSA, IEC, UL
• Accessories Available: Shunt Trip, Auxiliary Switch, Undervoltage Release, Padlock Attachment, Motor Operator, Rotary Handle
• Accessories Included: Load Side Lugs

Product Data

• Manufacturer: ABB
• Model Number: XT1HU3100AFD000XXX
• Product Series: XT1 (SACE Tmax XT)
• Product Type: Molded Case Circuit Breaker
• For Use With: ABB SACE Tmax XT Panelboards and Switchboards

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.