ABB XT1SU3050AFD000XXX Molded Case Circuit Breaker
- 50A
- 3 Pole
- Unit Mount
Quantity
ABB XT1SU3050AFD000XXX - 50A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Built to handle demanding electrical loads, this 50-amp thermal-magnetic breaker offers robust LI protection for commercial and industrial systems. It installs into ABB ReliaGear neXT panelboards and ReliaGear SB switchboards, serving as an exact replacement for the discontinued T1N050TL. Featuring a 35kA interrupting capacity at 480VAC, the HACR-rated unit includes front terminals and supports reverse feed operations for versatile system design.Specifications
| Brand | ABB |
|---|---|
| Series | XT1 |
| Amperage | 50A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480VAC, 22kA @ 600Y/347VAC, 42kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | ABB ReliaGear neXT Panelboards, ReliaGear SB Switchboards, SACE Tmax XT Panelboards |
| Wire Gauge | 10 AWG - 2/0 AWG |
| Max Wire | 2/0 AWG |
| Min Wire | 10 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Auxiliary Switch, Shunt Trip, Undervoltage Release, Alarm Switch, Line Side Lugs |
|---|---|
| Accessories | Lugs (Kit FC CuAl 10-2/0 AWG) |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, UL 489 |
| Approval | CE, CSA, cULus, IEC, RoHS, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, Double Insulated, Suitable for single phase application up to 347VAC |
Product FAQs
5 answersWhich panelboards are compatible with the XT1SU3050AFD000XXX breaker?
This unit mount breaker is designed for integration into ABB ReliaGear neXT panelboards, ReliaGear SB switchboards, and SACE Tmax XT panelboards.
What does the S in the XT1S prefix indicate?
In the ABB Tmax XT nomenclature, the S designates the standard interrupting capacity tier. For this specific frame, it provides a 35kA interrupting rating at 480 VAC.
Are the thermal and magnetic trip settings adjustable on this model?
No. This breaker features a fixed thermal and fixed magnetic (LI) trip unit, meaning the long-time and instantaneous trip thresholds cannot be modified in the field.
Can this Tmax XT breaker replace legacy GE circuit breakers?
The ABB SACE Tmax XT series is the designated upgrade path for legacy GE Spectra RMS and Record Plus breakers. When replacing older GE breakers in existing enclosures, verify if a specific retrofit kit or adapter is required for your panel.
Is this 3-pole breaker suitable for DC applications?
Yes, the XT1SU3050AFD000XXX is rated for use in DC circuits up to 250 VDC, providing an interrupting capacity of 42kA.
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