A2C 250 TMF 125-1250 3p F F

Name: A2C 250 TMF 125-1250 3p F F
Brand: ABB
SKU: A2C 250 TMF 125-1250 3p F F

The A2C 250 TMF 125-1250 3P F F is a reliable, high-performance molded case circuit breaker with a thermomagnetic release and front terminal connection, ensuring safe and efficient electrical protection.

Product ModelA2C 250 TMF 125-1250 3p F F

Material Number1SDA066775R1

Product ID72168

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Thermomagnetic ReleaseThe A2C 250 TMF 125-1250 3P F F features a thermomagnetic release, which ensures reliable short-circuit breaking capacity, providing consistent protection against electrical faults.
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2. Front Terminal ConnectionWith front terminal connections, this circuit breaker offers easy and convenient installation, reducing setup time and improving overall efficiency.
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3. IEC ComplianceDesigned to meet IEC standards, the A2C 250 TMF 125-1250 3P F F ensures compliance with international safety and performance regulations, providing peace of mind for users.
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4. High Short-Circuit Breaking CapacityCapable of handling high short-circuit currents up to 25 kA, this circuit breaker is designed to handle demanding electrical environments with ease.

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

105 mm

Product Net Height

150 mm

Product Net Depth / Length

60 mm

Product Net Weight

1.393 kg

Product Main Type

SACE FORMULA

5. Durable ConstructionBuilt with durable materials and designed for long-term performance, the A2C 250 TMF 125-1250 3P F F is a reliable choice for applications requiring consistent electrical protection over extended periods.

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

Version

Electrical Durability

4000 cycle

Mechanical Durability

10000 cycle

Number of Poles

Opening Time

CB with SOR 15 ms CB with UVR 15 ms

Power Loss

at Rated Operating Conditions per Pole 7 W

Rated Current (In)

Main Circuit 125 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) 25 kA (380 V AC) 12.5 kA (415 V AC) 12.5 kA (440 V AC) 10 kA (480 V AC) 9 kA (500 V AC) 4 kA (250 V DC) 2 Poles in Series 12.5 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(240 V AC) 50 kA (380 V AC) 25 kA (415 V AC) 25 kA (440 V AC) 20 kA (480 V AC) 18 kA (500 V AC) 8 kA (250 V DC) 2 Poles in Series 25 kA

Rated Uninterrupted Current (Iu)

250 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

1SDA066775R1