A1C 125 TMF 40-400 1p F F

Name: A1C 125 TMF 40-400 1p F F
Brand: ABB
SKU: A1C 125 TMF 40-400 1p F F

The A1C 125 TMF 40-400 1p F F is a fixed single-pole circuit breaker with front terminals and thermomagnetic release, offering high electrical durability and compliance with IEC standards. It is designed for applications requiring precise voltage control and short-circuit protection.

Product ModelA1C 125 TMF 40-400 1p F F

Material Number1SDA066489R1

Product ID93330

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Electrical DurabilityThe A1C 125 TMF 40-400 1p F F boasts an impressive electrical durability of 1500 cycles, ensuring reliable performance under various operating conditions.
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2. Thermomagnetic ReleaseEquipped with a thermomagnetic release mechanism, this circuit breaker provides efficient short-circuit protection by automatically disconnecting the circuit when a fault occurs.
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3. Compliance with IEC StandardsDesigned to meet IEC standards, the A1C 125 TMF 40-400 1p F F ensures that it adheres to the highest safety and performance criteria, making it a trusted choice for various applications.
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4. Precise Voltage ControlWith a rated insulation voltage of 415 V AC and 125 V DC, this circuit breaker offers precise voltage control, making it suitable for a wide range of electrical systems.

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

25.4 mm

Product Net Height

130 mm

Product Net Depth / Length

60 mm

Product Net Weight

0.342 kg

Product Main Type

SACE FORMULA

5. Compact DesignThe A1C 125 TMF 40-400 1p F F features a compact design with dimensions of 6 × 2.54 × 13 cm, making it easy to integrate into various electrical panels and systems.

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 4.5 W

Rated Current (In)

Main Circuit 40 A

Rated Impulse Withstand Voltage (Uimp)

6 kV

Rated Insulation Voltage (Ui)

690 V

Rated Operational Voltage

415 V AC 125 V DC

Rated Service Short-Circuit Breaking Capacity (Ics)

(240 V AC) 9 kA (380 V AC) 1.25 kA (415 V AC) 1.25 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(240 V AC) 18 kA (380 V AC) 2.5 kA (415 V AC) 2.5 kA (125 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

1SDA066489R1