ABB XT2NU3025AFF000XXX Molded Case Circuit Breaker
- 25A
- 3 Pole
- Unit Mount
ABB
XT2NU3025AFF000XXX
Molded Case Circuit Breaker
Brand
ABB
SKU
XT2NU3025AFF000XXX
Quantity
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ABB XT2NU3025AFF000XXX - 25A 3 Pole Molded Case Circuit Breaker
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Description
Part of the SACE Tmax XT series, the XT2NU3025AFF000XXX is a 3-pole, 25A MCCB built for industrial power distribution. It delivers reliable protection using a fixed thermal-magnetic trip unit. This unit mount breaker installs into ABB ReliaGear neXT panelboards and SB switchboards. It serves as an exact replacement for legacy GE Spectra SEHA36AT0025 and ABB Tmax T3N025TW breakers. Rated 25kAIC at 480V, this XT2 frame features a double-insulated, HACR-rated, and reverse-feed capable design.Specifications
| Brand | ABB |
|---|---|
| Series | XT2 |
| Amperage | 25A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480VAC, 18kA @ 600VAC, 35kA @ 500VDC |
| Frame Type | XT2N |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB ReliaGear neXT Panelboards, ReliaGear SB 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, Motor Operator, Padlock Attachment, Terminal Lugs, Key Lock |
|---|---|
| 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
6 answersWhat legacy circuit breakers does the XT2NU3025AFF000XXX replace?
This XT2 frame breaker serves as a direct replacement for legacy GE Spectra SEHA36AT0025 and ABB Tmax T3N025TW circuit breakers.
Can the XT2NU3025AFF000XXX be reverse fed?
Yes, power can be supplied from the bottom terminals of this XT2 breaker up to a maximum of 480V.
Can this three-pole breaker be used in single-phase applications?
Yes, XT2 three-pole circuit breakers equipped with thermal-magnetic trip units are UL marked as suitable for single-phase applications up to 347VAC.
Is this 25A breaker rated for 100 percent continuous operation?
Yes, fixed XT2 breakers with thermal-magnetic trip units are suitable for continuous operation at 100 percent of their rating up to 100A.
Does installing this breaker into a ReliaGear panelboard require a mounting kit?
Yes, installing a unit mount XT2 breaker into a ReliaGear lighting panelboard requires a specific breaker mounting kit, such as the ASPXT23P for three-pole configurations.
What does the TMF designation mean for this trip unit?
TMF stands for a fixed thermal and fixed magnetic trip unit. It provides essential overload and short-circuit protection with non-adjustable trip settings.
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