A1C 125 TMF 50-500 4p F F

Name: A1C 125 TMF 50-500 4p F F
Brand: ABB
SKU: A1C 125 TMF 50-500 4p F F

The A1C 125 TMF 50-500 4p F F is a high-performance moulded case circuit breaker with thermomagnetic release, suitable for main circuit applications up to 50A. It features four poles and front terminal connections, ensuring efficient and safe operation in various electrical systems.

Product ModelA1C 125 TMF 50-500 4p F F

Material Number1SDA066750R1

Product ID90954

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Reliability and PerformanceThe A1C 125 TMF 50-500 4p F F is designed to provide reliable performance in demanding electrical environments, ensuring continuous operation and minimal downtime.
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2. Thermomagnetic ReleaseEquipped with a thermomagnetic release mechanism, this circuit breaker automatically trips in case of an overload or short circuit, protecting your electrical system from damage.
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3. Front Terminal ConnectionsThe front terminal connections make it easy to install and maintain the circuit breaker, reducing the need for complex wiring and ensuring faster setup times.
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4. Compliance with International StandardsThe A1C 125 TMF 50-500 4p F F meets international standards such as IEC and complies with EU directives like RoHS, ensuring it is safe for use in a wide range of applications.

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. Durable DesignConstructed with high-quality materials, this circuit breaker is designed to withstand up to 1500 electrical cycles and 8500 mechanical operations, making it a durable choice for long-term use.

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 5.5 W

Rated Current (In)

Main Circuit 50 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) 15 kA (380 V AC) 12.5 kA (415 V AC) 6.25 kA (440 V AC) 5 kA (480 V AC) 4 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) 30 kA (380 V AC) 25 kA (415 V AC) 25 kA (440 V AC) 20 kA (480 V AC) 15 kA (500 V AC) 8 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

1SDA066750R1