ABB XT2HU3125FYD000XXX Molded Case Circuit Breaker
- 125A
- 3 Pole
- Unit Mount
Quantity
ABB XT2HU3125FYD000XXX - 125A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Rated at 150kAIC at 240V, the ABB XT2HU3125FYD000XXX is a 3-pole, 125A molded case circuit breaker from the SACE Tmax XT2 line. It is engineered to handle demanding commercial and industrial electrical loads safely. Designed for unit mounting, it integrates seamlessly into ReliaGear neXT panelboards and SB switchboards. It also replaces discontinued GE Spectra SELA36AT0125 and ABB Tmax T3H125TW breakers.Specifications
| Brand | ABB |
|---|---|
| Series | XT2 |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 150kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 65kA @ 500VDC |
| Amperage Range | 50-125A |
|---|
| Frame Type | XT2N |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB ReliaGear neXT Panelboards, ReliaGear SB Switchboards |
| Wire Gauge | 10-2/0 AWG |
| Max Wire | 2/0 AWG |
| Min Wire | 10 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LSI |
| Trip Function | Long-Time, Short-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Motor Operator, Padlock Attachment, Terminal Lugs, DIN Rail Adapter |
|---|---|
| Accessories | Lugs Not Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CE, CSA, cULus, IEC, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Double Insulated, Reverse Feed |
Product FAQs
5 answersWhich panelboards and switchboards are compatible with the XT2HU3125FYD000XXX?
This breaker is designed for integration into ABB ReliaGear neXT Panelboards and ReliaGear SB Switchboards. It is commonly used in commercial and industrial power distribution systems.
What does the LSI trip function provide on this electronic trip breaker?
The LSI electronic trip unit allows you to adjust the Long-Time (overload), Short-Time (short circuit with intentional delay), and Instantaneous (immediate short circuit) protection settings. This adjustability is critical for proper selective coordination with downstream and upstream breakers in your facility.
What wire sizes do the factory lugs accept?
The included lugs accommodate wire gauges ranging from 10 AWG to 2/0 AWG. Always verify your conductor material and temperature ratings against local electrical codes during installation.
Can this ABB Tmax XT breaker be used in DC applications?
Yes, it is rated for direct current systems up to 500VDC, where it provides a 65kA interrupting capacity.
How is this circuit breaker mounted inside an enclosure?
This is a unit mount breaker. It is designed to be bolted directly to a backpan or mounting plate rather than plugging into a standardized busbar.
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