ABB XT4LU3150BFJ000XXX Molded Case Circuit Breaker
- 150A
- 3 Pole
- Unit Mount
Quantity
ABB XT4LU3150BFJ000XXX - 150A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Belonging to ABB's SACE Tmax XT4 family, this 150A molded case circuit breaker delivers reliable protection with a 200kAIC rating at 240VAC. This unit-mount MCCB installs into ReliaGear neXT panelboards and SB switchboards. It serves as a drop-in replacement for legacy T4L150 breakers. Equipped with thermal-magnetic technology, it offers adjustable long-time and instantaneous (LI) protection. The current-limiting design includes lugs.Specifications
| Brand | ABB |
|---|---|
| Series | XT4 |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC, 600VDC |
| Phase | 3 |
| AIC Rating | 200kA @ 240VAC, 100kA @ 480VAC, 50kA @ 600VAC, 85kA @ 250VDC, 75kA @ 600VDC |
| Amperage Range | 105-150A |
|---|
| Frame Type | XT4L |
|---|---|
| Terminal Type | Lugs |
| For Use With | ReliaGear neXT Panelboards, ReliaGear SB Switchboards, SACE Tmax XT Enclosures |
| Wire Gauge | 4 AWG - 300 kcmil |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Adjustable Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CCC, CSA, cULus, IEC, KEMA, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed |
Product FAQs
8 answersWhat panelboards and switchboards are compatible with the XT4LU3150BFJ000XXX?
This breaker is designed for use with ABB ReliaGear neXT panelboards, ReliaGear SB switchboards, and SACE Tmax XT enclosures.
What does the L in the XT4L frame designation indicate?
The L indicates an extra high interrupting capacity tier within the SACE Tmax XT family, providing up to 100kA at 480VAC and 200kA at 240VAC.
What wire sizes are accepted by the lugs on this 150A breaker?
The load side lug terminals accept wire gauges ranging from 4 AWG to 300 kcmil.
Are the trip settings adjustable on this thermal magnetic breaker?
Yes, this breaker features both adjustable thermal (Long-Time) and adjustable magnetic (Instantaneous) trip functions to coordinate with your specific system requirements.
Can this Tmax XT4 breaker be used in DC applications?
Yes, it is rated for DC systems, providing an interrupting capacity of 85kA at 250VDC and 75kA at 600VDC.
How is the XT4LU3150BFJ000XXX mounted in an enclosure?
This is a unit mount circuit breaker, meaning it is typically bolted directly to the backpan or mounting plate of a compatible control panel or enclosure.
Why is this ABB breaker sometimes associated with General Electric?
ABB acquired GE Industrial Solutions. The SACE Tmax XT series is often used to upgrade legacy GE installations or install into modern ReliaGear systems that bridge both brands.
What are the maximum fault current limits for this breaker at 600V?
For safe operation at maximum voltage, the system fault current must not exceed 50kA at 600VAC or 75kA at 600VDC.
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