The ABB A1A 125 TMF 15-400 4p F F is a four-pole molded case circuit breaker with a thermomagnetic release, ideal for applications requiring high reliability and efficiency.
Product ModelA1A 125 TMF 15-400 4p F F
Material Number1SDA066524R1
Product ID71629
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Thermomagnetic Release (TMF)The A1A 125 TMF features a thermomagnetic release mechanism, ensuring reliable operation under various electrical conditions.
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2. Front Terminal ConnectionThe circuit breaker has front terminals for easy installation and maintenance, reducing the risk of electrical shock.
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3. High DurabilityDesigned to withstand 1500 electrical cycles and 8500 mechanical operations, this breaker offers extended service life and reduced maintenance needs.
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4. IEC CertificationCompliant with IEC standards, the ABB A1A 125 TMF ensures that the product meets international safety and performance requirements.
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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. Efficient Short-Circuit PerformanceWith a short-circuit breaking capacity of up to 10 kA at 240 V AC, this breaker provides efficient and safe interruption of short circuits, protecting your electrical system from damage.
Product Name
Moulded Case Circuit Breaker
Product Type
Automatic Circuit Breaker
Version
F
Electrical Durability
1500 cycle
Mechanical Durability
Nr. Operations 8500 cycle
Number of Poles
4P
Opening Time
CB with SOR 15 ms CB with UVR 15 ms
Power Loss
at Rated Operating Conditions per Pole 2.5 W
Rated Current (In)
Main Circuit 15 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
