A9F78240

Schneider Electric A9F78240 — Miniature Circuit Breaker

Schneider Electric A9F78240 Acti9 iC60N Miniature Circuit Breaker 2P 40A B Curve. The Schneider Electric A9F78240 is a robust Acti9 iC60N Miniature Circuit Breaker designed for reliable overcurrent protection in final distribution circuits. This 2-pole, 40A, B-curve MCB employs thermal-magnetic trip unit technology, offering both overload and short-circuit protection for AC and DC networks. It is compatible with a wide range of operational voltages, including 220-240 V AC and 380-415 V AC, at 50/60 Hz, making it highly versatile for various electrical installations. Key specifications include a breaking capacity of 6000 A Icn at 400 V AC (IEC/EN 60898-1) and 10 kA Icu at 380-415 V AC (IEC/EN 60947-2). Designed for easy installation, it features clip-on 35 mm DIN rail mounting and an IP20 degree of protection. This MCB is essential for safeguarding electrical systems in critical applications across Egypt and the Gulf, including industrial facilities such as cement plants, oil and gas operations, water treatment facilities, and food and beverage production, as well as commercial building services. For comprehensive circuit protection solutions, request a quote today.

Details

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Specifications

Width
36 Mm
Height
85 Mm
Curve code
B
Network type
AC, DC
Mounting support
35 mm DIN rail
Device short name
IC60N
Network frequency
50/60 Hz
Poles description
2P
[In] rated current
40 A
Trip unit technology
Thermal-magnetic
IP degree of protection
IP20
Manufacturer part number
A9F78240
Suitability for isolation
Yes
[Ue] rated operational voltage
220...240 V AC 50/60 Hz; 380...415 V AC 50/60 Hz; <= 125 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

Product documentation

View manufacturer document (PDF)