A1C 125 TMF 90-900 4p F F

Name: A1C 125 TMF 90-900 4p F F
Brand: ABB
SKU: A1C 125 TMF 90-900 4p F F

The ABB A1C 125 TMF 90-900 4p F F is a fixed four-pole circuit breaker with front terminals and thermomagnetic release. It offers reliable protection for transformers and generators, meeting IEC standards.

Product ModelA1C 125 TMF 90-900 4p F F

Material Number1SDA066754R1

Product ID90950

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Reliable Protection for Transformers and GeneratorsThe ABB A1C 125 TMF 90-900 4p F F is specifically designed to provide reliable protection for transformers and generators, ensuring the safe operation of your electrical systems.
2
2. Thermomagnetic Release (TMF)Equipped with a thermomagnetic release (TMF), this circuit breaker automatically trips in case of an overload or short circuit, ensuring quick response and minimizing damage.
3
3. Meets IEC StandardsCompliant with IEC standards, this product guarantees high-quality performance and reliability in various electrical applications.
4
4. Four-Pole ConfigurationThe four-pole configuration allows for efficient distribution of electrical current, making it suitable for complex electrical systems requiring multiple phases.

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. Front Terminal ConnectionThe front terminal connection type simplifies installation and maintenance, reducing downtime and increasing overall efficiency in your electrical setup.

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 7 W

Rated Current (In)

Main Circuit 90 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

1SDA066754R1