A1B 125 TMF 90-900 4p F F

Name: A1B 125 TMF 90-900 4p F F
Brand: ABB
SKU: A1B 125 TMF 90-900 4p F F

Short Description: ABB A1B 125 TMF 90-900 4P FF - High-performance moulded case circuit breaker with thermal-magnetic release and front terminal connection for reliable electrical protection.

Product ModelA1B 125 TMF 90-900 4p F F

Material Number1SDA066742R1

Product ID93432

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB A1B 125 TMF 90-900 4P FF offers reliable thermal-magnetic release, ensuring safe and efficient electrical protection in various applications.
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2. Efficient OperationDesigned for high-performance, this circuit breaker minimizes power loss and ensures uninterrupted operation, making it ideal for demanding electrical systems.
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3. Front Terminal ConnectionThe front terminal connection simplifies installation and maintenance, reducing downtime and increasing overall efficiency.
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4. Compliance with StandardsMeets IEC standards, ensuring compliance with international safety and performance regulations, providing peace of mind for users.
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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

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 ConstructionBuilt to withstand 1500 electrical cycles and 8500 mechanical cycles, this circuit breaker is designed for long-lasting performance in harsh environments.

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) 12.5 kA (380 V AC) 9 kA (415 V AC) 5 kA (440 V AC) 5 kA (480 V AC) 5 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) 25 kA (380 V AC) 18 kA (415 V AC) 18 kA (440 V AC) 15 kA (480 V AC) 10 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

1SDA066742R1