A9F74402

Schneider Electric A9F74402 — Miniature Circuit Breaker

Schneider Electric A9F74402 iC60N Miniature Circuit Breaker 4P 2A C-curve. The Schneider Electric A9F74402 is a robust iC60N Miniature Circuit Breaker (MCB) designed for reliable protection in final distribution circuits. This 4-pole, 2 Amp C-curve MCB features thermal-magnetic trip unit technology, ensuring efficient overcurrent and short-circuit protection for both AC and DC networks. It supports common operational voltages, including 220-240 V AC and 380-415 V AC (50/60 Hz), as well as up to 250 V DC, making it highly versatile. Key specifications include a high breaking capacity of 50 kA Icu at 220-415 V AC (EN/IEC 60947-2) and 6000 A Icn at 400 V AC (EN/IEC 60898-1). Designed for straightforward installation, the A9F74402 mounts easily onto a 35 mm DIN rail and accepts rigid cables up to 25 mm² or flexible cables up to 16 mm². Its IP20 protection (IP40 in a modular enclosure) and wide -35 to 70 °C operating temperature range ensure durability. This dependable Schneider Electric MCB is ideal for critical infrastructure and building services across the Gulf and Egypt, serving applications in water treatment, commercial facilities, and light industrial settings where precise and robust circuit protection is essential.

Details

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Specifications

Depth
78.5 mm
Width
72 mm
Height
85 mm
Curve code
C
Net weight
0.5 Kg
Network type
DC; AC
Mounting support
35 mm DIN rail
Network frequency
50/60 Hz
Poles description
4P
Tightening torque
2 N.M top or bottom
[In] rated current
2 A
Trip unit technology
Thermal-magnetic
Connections - terminals
Single terminal 1…25 mm² (rigid); 1…16 mm² (flexible)
IP degree of protection
IP20 conforming to IEC 60529; IP40 in modular enclosure (Insulation class II) conforming to IEC 60529
Magnetic tripping limit
8 x In +/- 20 %
Manufacturer part number
A9F74402
Number of protected poles
4
[Ui] rated insulation voltage
500 V AC 50/60 Hz
[Ue] rated operational voltage
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)
50 KA Icu at 12...133 V AC; 50 KA Icu at 220...240 V AC; 50 KA Icu at 380...415 V AC; 25 KA Icu at 440 V AC; 10 KA Icu at <= 250 V DC
Ambient air temperature for operation
-35…70 °C

Product documentation

View manufacturer document (PDF)