XT2X 125 TMF 40-400 3p F F UL/CSA

Name: XT2X 125 TMF 40-400 3p F F UL/CSA
Brand: ABB
SKU: XT2X 125 TMF 40-400 3p F F UL/CSA

The ABB XT2X 125 TMF 40-400 3p F F UL/CSA is a high-capacity, three-pole molded case circuit breaker with a 40-400 A trip range, front terminals, and thermomagnetic release. It is designed for UL/CSA certification, ensuring safety and reliability in electrical distribution systems.

Product ModelXT2X 125 TMF 40-400 3p F F UL/CSA

Material Number1SDA081947R1

Product ID76560

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. High Capacity and FlexibilityThe ABB XT2X 125 TMF 40-400 3p F F UL/CSA offers a wide trip range of 40 to 400 A, making it versatile for various electrical applications. Its high capacity ensures reliable operation under demanding conditions.
2
2. Compact DesignWith dimensions of 5.12 in H x 3.54 in W x 3.25 in D, this circuit breaker is designed to be compact, saving space in switchboards and reducing overall footprint.
3
3. Advanced Protection FeaturesEquipped with thermomagnetic release, this breaker provides robust protection against overcurrents and short circuits. The electronic/fixed thermal magnetic trip ensures precise and reliable operation.
4
4. Enhanced SelectivityThe XT2X series boasts extraordinary limiting characteristics, allowing for high selectivity values. This feature helps in optimizing circuit sizing and reducing unnecessary load on the system.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Environmental Information

9AKK108467A6707

Product Net Width

90 mm

Product Net Height

130 mm

Product Net Depth / Length

82.5 mm

Product Net Weight

1.1 kg

Circuit Breaker Type to be Associated

Power Distribution

5. Installation FlexibilityThe front terminals and load side termination options (top/bottom) make installation easier and more efficient. Additionally, the availability of a wide range of keylocks and padlocking options speeds up maintenance operations.

6. Integration CapabilitiesThe breaker is compatible with Modbus communication modules, facilitating integration into supervision systems for enhanced monitoring and control. Specific electronic trip units are available for energy metering, motor protection, and generator protection.

7. Safety and CertificationCertified for UL/CSA standards, this breaker ensures compliance with safety regulations, providing peace of mind for users. The double-insulated design further enhances safety by minimizing the risk of electrical shock.

8. Maintenance and DiagnosticThe breaker features improved diagnostic capabilities, providing ready-to-use information about the breaker's status. This enhances maintenance efficiency and reduces downtime.

9. Energy EfficiencyThe high specific let-through current peak and energy limiting characteristics of the XT2X series allow for savings in copper and optimize circuit design, reducing overall energy consumption.

10. Accessory CompatibilityA dedicated range of accessories is available to adapt the Tmax XT series to different application scenarios, ensuring flexibility and adaptability in various electrical installations.

Product Main Type

SACE Tmax XT

Product Name

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

Suitable for Product Class

SACE Tmax XT

Version

CAD Dimensional Drawing

1SDH002230A1001

Current Type

AC/DC

Electrical Durability

120 cycles per hour 8000 cycle

Mechanical Durability

240 cycles per hour 25000 cycle

Number of Poles

Opening Time

CB with SOR 15 ms CB with UVR 15 ms

Order Multiple

1 piece

Power Loss

at Rated Operating Conditions per Pole 3.7 W

Rated Current (In)

40 A

Rated Instantaneous Short-Circuit Current Setting (Ii)

400 A

Rated Operational Voltage

600 V AC 500 V DC

Rated Uninterrupted Current (Iu)

125 A

Rated Voltage (Ur)

600 V

Release

TMF

Release Type

Setting Range

40 A

Short-Circuit Performance Level

Standards

UL489

Sub-type

XT2

Terminal Connection Type

Front

Interrupting Rating acc. to UL489

(240 V AC) 200 kA (480 V AC) 200 kA (600 V AC) 42 kA (250 V DC) 2 Poles in Series 85 kA (500 V DC) 3 Poles in Series 85 kA

ETIM 8

EC000228 - Power circuit-breaker for trafo/generator/installation protection

ETIM 9

EC000228 - Power circuit-breaker for trafo/generator/installation protection

IDEA Granular Category Code (IGCC)

4927 >> Molded case circuit breakers

UNSPSC

39121616

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

eClass

V11.1 : 27370409

Manufacturer ID

1SDA081947R1