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ABB XT1SU3020AFF000XXX Molded Case Circuit Breaker
- 20A
- 3 Pole
- Unit Mount
ABB
XT1SU3020AFF000XXX
Molded Case Circuit Breaker
Brand
ABB
SKU
XT1SU3020AFF000XXX
Quantity
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ABB XT1SU3020AFF000XXX - 20A 3 Pole Molded Case Circuit Breaker
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Description
Built for demanding electrical systems, the ABB XT1SU3020AFF000XXX is a 3-pole, 20A molded case circuit breaker in the XT1 frame. It features fixed thermal-magnetic trip settings for reliable LI protection. This unit mounts into ABB SACE Tmax XT panelboards and switchboards. It serves as a substitute for the legacy T1S020TW breaker and comes standard without lugs for customized terminal configurations.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 |
| Frame Type | XT1 |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB SACE Tmax XT Panelboards, Switchboards |
| 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 |
|---|---|
| Accessories | None (Standard) |
| 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, Reverse Feed, Double Insulated |
Product FAQs
4 answersWhat panelboards are compatible with this XT1 circuit breaker?
This breaker is designed for installation in ABB SACE Tmax XT panelboards, ReliaGear neXT power panelboards, and ReliaGear SB switchboards.
What legacy ABB circuit breaker does the XT1SU3020AFF000XXX replace?
This XT1 series breaker serves as a direct replacement for the legacy ABB T1S020TW molded case circuit breaker.
Is the XT1SU3020AFF000XXX suitable for reverse feeding?
Yes, this thermal magnetic molded case circuit breaker is reverse feed capable, allowing power to be supplied from either the line or load side.
How does the trip unit on this breaker protect electrical circuits?
It utilizes a thermal magnetic trip unit with fixed thermal and fixed magnetic settings. This provides reliable long time protection against overloads and instantaneous protection against short circuits.
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