A1A 125 TMF 50-500 4p F F

Name: A1A 125 TMF 50-500 4p F F
Brand: ABB
SKU: A1A 125 TMF 50-500 4p F F

The A1A 125 TMF 50-500 4p F F is a fixed four-pole molded case circuit breaker with front terminals and thermomagnetic release, offering reliable energy distribution and robust short-circuit performance. It is rated for 50A and complies with IEC standards.

Product ModelA1A 125 TMF 50-500 4p F F

Material Number1SDA066529R1

Product ID110430

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Energy DistributionThe A1A 125 TMF 50-500 4p F F ensures stable and efficient energy distribution, making it a reliable choice for various industrial applications.
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2. Thermomagnetic ReleaseEquipped with a thermomagnetic release mechanism, this circuit breaker provides automatic tripping in case of overcurrent conditions, ensuring safety and preventing damage to the circuit.
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3. Robust Short-Circuit PerformanceWith a short circuit performance level of 10kA, this breaker can handle high short-circuit currents, making it suitable for demanding industrial environments.
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4. Compliance with IEC StandardsThe A1A 125 TMF 50-500 4p F F meets the stringent standards set by the International Electrotechnical Commission (IEC), ensuring high-quality and reliable performance.

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. Compact DesignThe breaker’s compact dimensions (136.5 mm x 110.5 mm x 124 mm) make it easy to integrate into various electrical panels, optimizing space usage in industrial settings.

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

1SDA066529R1