A1N 125 TMF 25-400 4p F F

Name: A1N 125 TMF 25-400 4p F F
Brand: ABB
SKU: A1N 125 TMF 25-400 4p F F

The A1N 125 TMF 25-400 4p F F is a reliable and efficient moulded case circuit breaker from ABB, ideal for ensuring robust circuit protection in industrial and commercial settings. It boasts a thermomagnetic release and is rated for 25A main circuit current, making it a top choice for demanding electrical applications[2].

Product ModelA1N 125 TMF 25-400 4p F F

Material Number1SDA066759R1

Product ID90953

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Robust Circuit ProtectionThe A1N 125 TMF 25-400 4p F F offers robust circuit protection with its thermomagnetic release, ensuring reliable operation even under challenging conditions.
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2. High PerformanceDesigned to handle high-performance applications, this circuit breaker is perfect for industrial and commercial environments where reliability is paramount.
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3. Efficient DesignWith a compact design and efficient operation, the A1N 125 TMF 25-400 4p F F minimizes downtime and maximizes productivity.
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4. Compliance and StandardsThis product meets IEC standards and is compliant with relevant regulations, ensuring it meets the highest safety and performance standards.
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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

1SDL000183R0001 9AKK108467A6707

Product Net Width

101.6 mm

Product Net Height

130 mm

Product Net Depth / Length

60 mm

Product Net Weight

1 kg

Product Main Type

SACE FORMULA

5. Versatile ApplicationSuitable for a wide range of applications, including transformer and generator protection, the A1N 125 TMF 25-400 4p F F is a versatile solution for various electrical needs.

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

Version

Electrical Durability

1500 cycle

Mechanical Durability

Nr. Operations 8500 cycle

Number of Poles

Opening Time

CB with SOR 15 ms CB with UVR 15 ms

Power Loss

at Rated Operating Conditions per Pole 3 W

Rated Current (In)

Main Circuit 25 A

Rated Impulse Withstand Voltage (Uimp)

6 kV

Rated Insulation Voltage (Ui)

690 V

Rated Operational Voltage

550 V AC 250 V DC

Rated Service Short-Circuit Breaking Capacity (Ics)

(240 V AC) 50 kA (380 V AC) 18 kA (415 V AC) 7.5 kA (440 V AC) 6.25 kA (480 V AC) 4.5 kA (500 V AC) 2.5 kA (250 V DC) 2 Poles in Series 5 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(240 V AC) 100 kA (380 V AC) 36 kA (415 V AC) 36 kA (440 V AC) 25 kA (480 V AC) 18 kA (500 V AC) 10 kA (250 V DC) 10 kA

Rated Uninterrupted Current (Iu)

125 A

Release

TMF

Release Type

Short-Circuit Performance Level

Standards

IEC

Sub-type

Terminal Connection Type

Front

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

WEEE Category

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

eClass

V11.1 : 27370409

Manufacturer ID

1SDA066759R1