ABB XT7SU380CEFF000XXX Molded Case Circuit Breaker
- 800A
- 3 Pole
- Unit Mount
Quantity
ABB XT7SU380CEFF000XXX - 800A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Delivering 50kAIC at 480VAC, this 800-amp electronic trip breaker handles demanding commercial power distribution needs. It mounts into ABB SACE Tmax XT7 enclosures and ReliaGear neXT panels, offering an exact upgrade path for older T7S 800 installations. Equipped with an Ekip Dip LS/I trip unit, the device allows facility managers to configure thermal and magnetic responses, maximizing system uptime and preventing nuisance tripping in motor or transformer circuits.Specifications
| Brand | ABB |
|---|---|
| Series | XT7S |
| Amperage | 800A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 50kA @ 480VAC, 25kA @ 600VAC |
| Amperage Range | 320-800A |
|---|
| Frame Type | XT |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB SACE Tmax XT7 Enclosures, Switchboards, ReliaGear neXT Power Panels, ReliaGear SB Switchboards |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LSI |
| Trip Function | Long-Time, Short-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Lugs, Padlock Attachment |
|---|---|
| Accessories | None (Standard Configuration) |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CCC, CE, CSA, cULus, EAC, KEMA, RINA, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, True RMS Sensing, Trip-Free Mechanism, Quick-Make/Quick-Break |
Product FAQs
8 answersWhich enclosures and panels are compatible with this 800A XT7 breaker?
It is designed for use in ABB SACE Tmax XT7 enclosures, ReliaGear neXT power panels, ReliaGear SB switchboards, and standard switchboard applications.
What trip unit is installed in the XT7SU380CEFF000XXX?
This breaker is equipped with an Ekip Dip electronic trip unit featuring adjustable Long-Time, Short-Time, and Instantaneous (LSI) protection settings.
Is the XT7SU380CEFF000XXX rated for 80-percent or 100-percent continuous current?
The 'U' in the catalog number designates this as a standard UL 80-percent rated circuit breaker. It is not intended for 100-percent continuous current applications.
Can this XT7 breaker replace an older Tmax T7S 800A breaker?
Yes, the SACE Tmax XT7 series is the direct upgrade path for legacy Tmax T7S 800A installations, offering identical frame dimensions and improved Ekip electronic trip technology.
Can this 3-pole XT7 breaker be used in single-phase applications?
Yes, XT7 three-pole circuit breakers are marked as suitable for single-phase applications up to 600VAC according to UL standards.
Can power be reverse-fed into the XT7SU380CEFF000XXX?
Yes, power can be supplied from either the top or bottom terminals of the XT7 breaker up to its maximum voltage rating of 600VAC.
What is the operating temperature range for this Tmax XT7 breaker?
Tmax XT circuit breakers can be used in ambient air temperatures ranging from -25 degrees Celsius to +70 degrees Celsius.
What type of connections does the XT7SU380CEFF000XXX use?
The 'FF' in the catalog number indicates it is a fixed-mount breaker with standard front terminals. It is designed for unit-mount, bolt-on installations.
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