A9F78425

Schneider Electric A9F78425 — Miniature Circuit Breaker

Schneider Electric A9F78425 Miniature Circuit Breaker (MCB) Acti9 iC60N 4P 25A B-curve. The Schneider Electric A9F78425 is a robust Acti9 iC60N Miniature Circuit Breaker (MCB) engineered for reliable electrical protection in final distribution circuits. This 4-pole, 25A MCB features a B-curve trip characteristic, making it suitable for general purpose protection where inrush currents are not excessively high. Designed for both AC and DC networks operating at 50/60 Hz, it offers significant versatility for diverse electrical systems. Key specifications include a rated breaking capacity of 6000 A (IEC/EN 60898-1) at 400 V AC and 10 kA (IEC/EN 60947-2) at 380-415 V AC, ensuring robust fault protection. Its thermal-magnetic trip unit technology provides effective overload and short-circuit protection. With DIN-rail mounting and an IP20 degree of protection, this MCB is ideal for a wide array of applications across Egypt and the Gulf region. It is perfectly suited for electrical infrastructure in building services, water treatment plants, food and beverage facilities, and general industrial distribution panels within industries like cement and textiles. The A9F78425 also boasts suitability for isolation, enhancing safety.

Details

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Specifications

Depth
78.5 mm
Width
72 mm
Height
85 mm
Curve code
B
Net weight
0.5 Kg
Network type
AC, DC
Mounting mode
Clip-on, Removable comb busbar installed
Mounting support
35 mm DIN rail
Device short name
IC60N
Poles description
4P
Tightening torque
2 N.M top or bottom
Rated current [In]
25 A
Trip unit technology
Thermal-magnetic
Connections - terminals
Single terminal (top or bottom) , for 1 cable(s) , 1…25 mm², rigid, copper; Single terminal (top or bottom) , for 1 cable(s) , 1…16 mm², flexible, copper; Single terminal (top or bottom) , for 1 cable(s) , 1…16 mm², flexible with ferrule, copper
IP degree of protection
IP20 conforming to IEC 60529, IP40 in modular enclosure (Insulation class II) conforming to IEC 60529
Manufacturer part number
A9F78425
Number of protected poles
4
Suitability for isolation
Yes conforming to EN/IEC 60898-1, Yes conforming to EN/IEC 60947-2
Rated operational voltage [Ue]
12...133 V AC 50/60 Hz, 220...240 V AC 50/60 Hz, 380...415 V AC 50/60 Hz, 440 V AC 50/60 Hz, <= 250 V DC
Breaking capacity (IEC/EN 60898-1)
6000 A Icn at 400 V AC 50/60 Hz
Breaking capacity (IEC/EN 60947-2)
10 KA Icu at 380...415 V AC 50/60 Hz
Ambient air temperature for operation
-35…70 °C
Rated service breaking capacity [Ics]
7.5 KA 75 % x Icu at 380...415 V AC 50/60 Hz

Product documentation

View manufacturer document (PDF)