ABB XT4SU3150AYJ000XXX Molded Case Circuit Breaker
- 150A
- 3 Pole
- Unit Mount
ABB
XT4SU3150AYJ000XXX
Molded Case Circuit Breaker
Brand
ABB
SKU
XT4SU3150AYJ000XXX
Quantity
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ABB XT4SU3150AYJ000XXX - 150A 3 Pole Molded Case Circuit Breaker
New
Quantity
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Description
Built for commercial power distribution, the ABB XT4SU3150AYJ000XXX is a 3-pole circuit breaker from the SACE Tmax XT4 frame group. It utilizes a fixed thermal-magnetic trip unit to deliver precise protection. Designed for unit mounting, this breaker fits into ABB ReliaGear neXT panelboards and SB switchboards. It replaces the legacy T4S150TW, offering an upgraded solution for existing infrastructure. This 150A, 600VAC breaker achieves a 35kAIC rating at 480V. Lugs are not included.Specifications
| Brand | ABB |
|---|---|
| Series | XT4 |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC, 600VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 35kA @ 480VAC, 22kA @ 600Y/347VAC, 22kA @ 600VAC, 42kA @ 250VDC, 50kA @ 600VDC |
| Frame Type | XT4S |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB ReliaGear neXT Panelboards, ReliaGear SB Switchboards |
| Wire Gauge | 4 AWG - 300 kcmil (Cu/Al) |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Motor Operator, Padlock Attachment, Terminal Shields |
|---|---|
| Accessories | Lugs Not Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CCC, CSA, IEC, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, Double Insulation, Positive Operation |
Product FAQs
5 answersWhat panelboards and switchboards are compatible with the XT4SU3150AYJ000XXX?
This XT4S frame breaker is designed for use with ABB ReliaGear neXT Panelboards and ReliaGear SB Switchboards.
What wire size is required for the lugs on this 150A breaker?
The factory-installed lugs accept wire gauges from 4 AWG up to 300 kcmil. They are rated for both copper (Cu) and aluminum (Al) conductors.
What does the LI trip function mean on this breaker?
The LI designation indicates that the thermal magnetic trip unit provides Long-Time and Instantaneous protection. Both the thermal and magnetic trip settings are fixed on this model.
Can this ABB XT4 breaker be used in DC electrical systems?
Yes, it is rated for DC applications, providing an interrupting capacity of 42kA at 250VDC and 50kA at 600VDC.
How is the XT4SU3150AYJ000XXX mounted?
This breaker features a unit mount design, allowing it to be installed directly onto a backpan or mounting plate rather than plugging into a busbar.
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