XT3S 250 TMD 125-1250 4p F F InN=100%

Name: XT3S 250 TMD 125-1250 4p F F InN=100%
Brand: ABB
SKU: XT3S 250 TMD 125-1250 4p F F InN=100%

The ABB XT3S 250 TMD 125-1250 4P FF InN=100% is a reliable and efficient moulded case circuit breaker, perfect for power distribution applications. It boasts a thermomagnetic release, 4 poles, and a rated current of 125A, ensuring seamless operation in various electrical systems.

Product ModelXT3S 250 TMD 125-1250 4p F F InN=100%

Material Number1SDA068229R1

Product ID110673

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Performance and ReliabilityThe ABB XT3S 250 TMD 125-1250 4P FF InN=100% is engineered to provide consistent performance and reliability, making it an ideal choice for critical power distribution applications.
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2. Thermomagnetic ReleaseEquipped with a thermomagnetic release (TMD), this circuit breaker ensures safe and efficient operation by automatically tripping in case of overcurrent conditions.
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3. 4-Pole ConfigurationThe 4-pole configuration allows for versatile installation in various electrical systems, providing a robust solution for both AC and DC applications.
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4. Rated Current of 125AWith a rated current of 125A, this circuit breaker is suitable for a wide range of applications, from residential to commercial settings, ensuring reliable power distribution.

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

140 mm

Product Net Height

150 mm

Product Net Depth / Length

70 mm

Product Net Weight

2.1 kg

Circuit Breaker Type to be Associated

Power Distribution

5. Compliance with IEC StandardsDesigned to meet IEC standards, the ABB XT3S 250 TMD 125-1250 4P FF InN=100% guarantees compliance with international safety and performance regulations, providing peace of mind for users.

6. Efficient OperationThe circuit breaker features a low power loss of 6.6 W per pole at rated operating conditions, ensuring efficient operation and minimizing energy consumption.

7. Durable ConstructionBuilt to withstand 120 cycles per hour and up to 8000 cycles, this circuit breaker offers exceptional mechanical durability, ensuring long-term reliability in demanding environments.

8. Compact DesignWith dimensions of 140 mm x 150 mm x 70 mm and a weight of 2 kg, the ABB XT3S 250 TMD 125-1250 4P FF InN=100% is designed for easy installation and space optimization in electrical panels.

9. Front Terminal ConnectionThe fixed front terminal connection simplifies installation and maintenance, providing a secure and reliable connection point for electrical conductors.

10. Environmental ComplianceThe product adheres to EU Directive 2011/65/EU and Amendment 2015/863, ensuring compliance with RoHS regulations and minimizing environmental impact.

Product Main Type

SACE Tmax XT

Product Name

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

Version

CAD Dimensional Drawing

1SDH001295R0483

Connecting Capacity Main Circuit

Busbar 85..192 mmÂ²

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 6.6 W

Rated Current (In)

125 A

Rated Frequency (f)

50 / 60 Hz

Rated Impulse Withstand Voltage (Uimp)

8 kV

Rated Instantaneous Short-Circuit Current Setting (Ii)

1250 A

Rated Insulation Voltage (Ui)

800 V

Rated Operational Voltage

690 V AC 500 V DC

Rated Service Short-Circuit Breaking Capacity (Ics)

(220 V AC) 50 kA (230 V AC) 50 kA (240 V AC) 50 kA (380 V AC) 27 kA (415 V AC) 36 kA (440 V AC) 20 kA (500 V AC) 15 kA (525 V AC) 10 kA (690 V AC) 3 kA (250 V DC) 2 Poles in Series 27 kA (500 V DC) 3 Poles in Series 37.5 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(220 V AC) 85 kA (230 V AC) 85 kA (240 V AC) 85 kA (380 V AC) 50 kA (415 V AC) 50 kA (440 V AC) 40 kA (500 V AC) 30 kA (525 V AC) 20 kA (690 V AC) 6 kA (250 V DC) 2 Poles in Series 36 kA (500 V DC) 3 Poles in Series 50 kA

Rated Uninterrupted Current (Iu)

250 A

Rated Voltage (Ur)

690 V

Recommended Screw Driver

Main Circuit M8

Release

TMD

Release Type

Setting Range

87.5...125 A

Short-Circuit Performance Level

Standards

IEC60947-2

Sub-type

XT3

Terminal Connection Type

Front

Terminal Type

Bolt

Tightening Torque

8 NÂ·m

ETIM 8

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

ETIM 9

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

Object Classification Code

UNSPSC

39120000

WEEE Category

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

eClass

V11.1 : 27370409

Manufacturer ID

1SDA068229R1