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ABB XT1SU3020AFD000XXX Molded Case Circuit Breaker
- 20A
- 3 Pole
- Unit Mount
ABB
XT1SU3020AFD000XXX
Molded Case Circuit Breaker
Brand
ABB
SKU
XT1SU3020AFD000XXX
Quantity
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ABB XT1SU3020AFD000XXX - 20A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial and industrial applications, the ABB XT1SU3020AFD000XXX provides robust overcurrent protection in a compact XT1 frame. This 3-pole, 20A breaker utilizes fixed thermal-magnetic trip units for dependable LI defense. It installs into ABB ReliaGear neXT panelboards and SACE Tmax XT enclosures. The unit replaces legacy T1N020TL breakers and includes line and load lugs. Rated 35kAIC at 480V, this current-limiting MCCB is HACR rated and supports reverse feeding.Specifications
| Brand | ABB |
|---|---|
| Series | XT1 |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480Y/277VAC, 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 | Shunt Trip, Auxiliary Switch, Undervoltage Release, Bell Alarm, Padlock Attachment |
|---|---|
| Accessories | Lugs (Kit FC CuAl 10-2/0 AWG) |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, UL 489 |
| Approval | CCC, CE, CSA, cULus, IEC, KEMA, RINA, RoHS, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, Double Insulated |
Product FAQs
6 answersWhich panelboards and switchboards are compatible with the XT1SU3020AFD000XXX?
This unit mount breaker is designed for use in ABB ReliaGear neXT Panelboards, ReliaGear SB Switchboards, and SACE Tmax XT Panelboards.
What wire sizes are accepted by the standard lugs on this 20A ABB breaker?
The factory-installed lugs accommodate wire gauges from 10 AWG to 2/0 AWG. Always verify proper torque specifications and conductor material based on local electrical codes.
Can I adjust the trip settings on the XT1SU3020AFD000XXX?
No, this breaker features a thermal magnetic trip unit with fixed thermal and fixed magnetic settings for long-time (L) and instantaneous (I) protection. It does not have adjustable trip dials.
Can I use the XT1SU3020AFD000XXX in both AC and DC applications?
Yes, this breaker is rated for both alternating current (AC) and direct current (DC) systems. It supports up to 600Y/347VAC for AC applications and up to 250VDC for DC applications, making it versatile for various industrial control panels.
How is the XT1SU3020AFD000XXX installed in a panel?
This is a unit mount circuit breaker, meaning it fastens directly to the panel backpan or mounting plate using screws, rather than plugging into a busbar. Ensure your enclosure is configured for unit-mounted Tmax XT1 frames.
Does the XT1SU3020AFD000XXX provide ground fault protection?
No, this breaker features an LI (Long-Time, Instantaneous) trip unit. It provides overload and short-circuit protection but does not include integrated ground fault or equipment protection features.
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