XT4N 250 TMA 250 1250..2500 4p FF UL/CSA

Name: XT4N 250 TMA 250 1250..2500 4p FF UL/CSA
Brand: ABB
SKU: XT4N 250 TMA 250 1250..2500 4p FF UL/CSA

The ABB XT4N 250 TMA is a UL/CSA certified, three-pole circuit breaker with a rated current of 250 A and a short-circuit breaking capacity of 65 kA at 220 V AC. It features thermomagnetic release and front terminals, making it suitable for various industrial applications.

Product ModelXT4N 250 TMA 250 1250..2500 4p FF UL/CSA

Material Number1SDA075187R1

Product ID87635

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Short-Circuit Breaking CapacityThe XT4N 250 TMA boasts a short-circuit breaking capacity of 65 kA at 220 V AC, ensuring reliable operation under high fault conditions.
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2. UL/CSA CertificationCertified by UL and CSA, this circuit breaker meets stringent safety standards, providing peace of mind for users in North America.
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3. Thermomagnetic ReleaseEquipped with a thermomagnetic release, the XT4N 250 TMA offers quick and efficient tripping in case of overloads or short circuits.
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4. Front Terminal ConnectionThe front terminal connection simplifies installation and maintenance, reducing downtime and increasing efficiency.
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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

160 mm

Product Net Depth / Length

82.5 mm

Product Net Weight

3.5 kg

Circuit Breaker Type to be Associated

Power Distribution

5. Robust Design for Industrial UseDesigned for industrial applications, the XT4N 250 TMA is built to withstand harsh environments and frequent operations, ensuring long-lasting performance.

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

1SDH001295R0677

Connecting Capacity Main Circuit

Busbar 85..200 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 16.4 W

Rated Current (In)

250 A

Rated Instantaneous Short-Circuit Current Setting (Ii)

1250â¦2500 A

Rated Operational Voltage

600 V AC 600 V DC

Rated Uninterrupted Current (Iu)

250 A

Rated Voltage (Ur)

600 V

Recommended Screw Driver

Main Circuit M8

Release

TMA

Release Type

Setting Range

175...250 A

Short-Circuit Performance Level

Standards

UL489

Sub-type

XT4

Terminal Connection Type

Front

Terminal Type

Bolt

Tightening Torque

8 NÂ·m

Interrupting Rating acc. to UL489

(240 V AC) 65 kA (480 V AC) 25 kA (600 V AC) 18 kA (250 V DC) 2 Poles in Series 35 kA (600 V DC) 3 Poles in Series 35 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

Object Classification Code

UNSPSC

39121616

WEEE Category

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

eClass

V11.1 : 27370409

Manufacturer ID

1SDA075187R1