A1A 125 TMF 50-500 3p F F

Name: A1A 125 TMF 50-500 3p F F
Brand: ABB
SKU: A1A 125 TMF 50-500 3p F F

The ABB A1A 125 TMF 50-500 3p F F is a robust, three-pole circuit breaker with thermomagnetic release, suitable for 50-500 A applications. It ensures reliable operation and meets IEC standards for safety and durability.

Product ModelA1A 125 TMF 50-500 3p F F

Material Number1SDA066515R1

Product ID90432

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable OperationThe ABB A1A 125 TMF 50-500 3p F F is designed for consistent performance, ensuring that your electrical system operates smoothly and efficiently.
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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, providing enhanced safety.
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3. Front Terminal ConnectionsThe front terminal connections make it easy to install and maintain, reducing the complexity of electrical wiring.
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4. IEC ComplianceMeets IEC standards for safety and durability, ensuring that the product adheres to international electrical safety regulations.
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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

76.2 mm

Product Net Height

130 mm

Product Net Depth / Length

60 mm

Product Net Weight

0.79 kg

Product Main Type

SACE FORMULA

5. High PerformanceRated for 50-500 A, this circuit breaker is suitable for a wide range of electrical applications, from residential to industrial settings, providing reliable service under various conditions.

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) 12.5 kA (380 V AC) 5 kA (415 V AC) 5 kA (440 V AC) 4 kA (480 V AC) 3.75 kA (500 V AC) 2.5 kA (250 V DC) 2 Poles in Series 2.5 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(240 V AC) 10 kA (380 V AC) 10 kA (415 V AC) 10 kA (440 V AC) 8 kA (480 V AC) 7.5 kA (500 V AC) 5 kA (250 V DC) 5 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

1SDA066515R1