XT4N 250 TMA 250-2500 4p F F InN=50%

Name: XT4N 250 TMA 250-2500 4p F F InN=50%
Brand: ABB
SKU: XT4N 250 TMA 250-2500 4p F F InN=50%

The ABB XT4N 250 TMA 250-2500 4p F F InN=50% is a fixed four-pole molded case circuit breaker with front terminals and a thermomagnetic release. It supports 50% neutral phases and offers adjustable settings for short-circuit and overload protection, ensuring reliable operation in a variety of electrical applications.

Product ModelXT4N 250 TMA 250-2500 4p F F InN=50%

Material Number1SDA068106R1

Product ID85488

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Advanced Protection FeaturesEquipped with a thermal-magnetic trip unit (TMA), this circuit breaker provides adjustable settings for both short-circuit and overload protection, ensuring robust electrical safety and reliability.
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2. High PerformanceDesigned to handle currents up to 2500 A, the XT4N 250 TMA 250-2500 4p F F InN=50% is ideal for demanding applications requiring high short-circuit breaking capacities.
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3. Versatile ConfigurationSupports 50% neutral phases, making it suitable for a wide range of electrical configurations and installations.
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4. Reliable OperationWith a rated operational voltage of 690 V AC and 750 V DC, this circuit breaker ensures reliable operation in various electrical environments.

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. Durable DesignBuilt to withstand 8000 cycles of electrical durability and 25,000 cycles of mechanical durability, the XT4N 250 TMA 250-2500 4p F F InN=50% is designed for long-lasting performance in harsh conditions.

Product Main Type

SACE Tmax XT

Product Name

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

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 16.44 W

Rated Current (In)

250 A

Rated Frequency (f)

50 / 60 Hz

Rated Impulse Withstand Voltage (Uimp)

8 kV

Rated Instantaneous Short-Circuit Current Setting (Ii)

1250â¦2500 A

Rated Insulation Voltage (Ui)

1000 V

Rated Operational Voltage

690 V AC 750 V DC

Rated Service Short-Circuit Breaking Capacity (Ics)

(220 V AC) 65 kA (230 V AC) 65 kA (240 V AC) 65 kA (380 V AC) 36 kA (415 V AC) 36 kA (440 V AC) 36 kA (500 V AC) 30 kA (525 V AC) 20 kA (690 V AC) 10 kA (250 V DC) 2 Poles in Series 36 kA (500 V DC) 2 Poles in Series 36 kA (500 V DC) 3 Poles in Series 36 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

Rated Uninterrupted Current (Iu)

250 A

Rated Voltage (Ur)

690 V

Recommended Screw Driver

Main Circuit M8

Release

TMA

Release Type

Setting Range

175...250 A

Short-Circuit Performance Level

Standards

IEC60947-2

Sub-type

XT4

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

1SDA068106R1