High-performance, two-pole circuit breaker with advanced thermomagnetic release and front terminal connections, ideal for industrial and commercial applications.
Product ModelA1N 125 TMF 25-400 2p F F
Material Number1SDA066498R1
Product ID82572
Stock on Request
Last updated: 8/29/2026
Key Features
1
1. Advanced Thermomagnetic ReleaseThe ABB A1N 125 TMF 25-400 2p F F features a sophisticated thermomagnetic release mechanism, providing reliable and efficient short-circuit protection. This ensures the circuit breaker operates effectively under various electrical conditions, maintaining system safety and efficiency.
2
2. Front Terminal ConnectionsEquipped with front terminal connections, this circuit breaker offers easy and convenient installation. The front terminals simplify the wiring process, reducing setup time and enhancing overall usability.
3
3. High Electrical DurabilityDesigned to withstand rigorous electrical conditions, the ABB A1N 125 TMF 25-400 2p F F has an electrical durability of 1500 cycles and a mechanical durability of 8500 cycles. This ensures the circuit breaker remains operational even in demanding environments.
4
4. Compliance with International StandardsThe ABB A1N 125 TMF 25-400 2p F F meets international standards for electrical safety and performance. It is compliant with IEC standards and CE declarations, ensuring it meets the highest regulatory requirements.
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
50.8 mm
Product Net Height
130 mm
Product Net Depth / Length
60 mm
Product Net Weight
0.5 kg
Product Main Type
SACE FORMULA
5
5. Versatile ApplicationSuitable for both industrial and commercial applications, this two-pole circuit breaker is versatile and adaptable to various electrical systems. Its robust design and reliable performance make it an excellent choice for a wide range of settings, from manufacturing facilities to office buildings.
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
2P
Opening Time
CB with SOR 15 ms CB with UVR 15 ms
Power Loss
at Rated Operating Conditions per Pole 3 W
Rated Current (In)
Main Circuit 25 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) 25 kA (380 V AC) 18 kA (415 V AC) 7.5 kA (440 V AC) 6.25 kA (480 V AC) 4.5 kA (500 V AC) 2.5 kA (250 V DC) 2 Poles in Series 5 kA
