The ABB A1A 125 TMF 16-400 4P FF is a fixed four-pole circuit breaker with front terminals and thermomagnetic release, designed for reliable electrical distribution and safety.
Product ModelA1A 125 TMF 16-400 4p F F
Material Number1SDA068750R1
Product ID90273
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliability and EfficiencyThe ABB A1A 125 TMF 16-400 4P FF is engineered to provide reliable and efficient electrical distribution, ensuring consistent performance in various applications.
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2. Thermomagnetic ReleaseEquipped with a thermomagnetic release, this circuit breaker automatically trips in case of an overload or short circuit, ensuring safety and preventing damage to the electrical system.
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3. Front Terminal DesignThe front terminal design makes it easy to connect and disconnect wires, reducing installation time and increasing user convenience.
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4. High Current RatingWith a high current rating of 16-400 A, this circuit breaker is suitable for a wide range of applications, from residential to industrial settings.
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
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5. Compliance and CertificationThe ABB A1A 125 TMF 16-400 4P FF meets or exceeds all relevant international standards for safety and performance, ensuring compliance with regulatory requirements.
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 2.8 W
Rated Current (In)
Main Circuit 16 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
