A9F74463

Schneider Electric A9F74463 — Miniature Circuit Breaker

Schneider Electric A9F74463 Miniature Circuit Breaker Acti9 iC60N 4P 63A C-Curve. Ensure robust and reliable circuit protection with the Schneider Electric A9F74463 Miniature Circuit Breaker, an essential component for final distribution circuits. This Acti9 iC60N series MCB offers 4-pole protection, a 63A rated current, and a C tripping curve. Its thermal-magnetic trip unit supports both AC and DC networks, accommodating a wide operational voltage range from 12V to 440V AC and up to 250V DC. The A9F74463 delivers impressive breaking capacities, including 6000A Icn at 400V AC (IEC/EN 60898-1) and 10kA Icu at 380-415V AC (IEC/EN 60947-2), vital for fault protection in demanding environments. Designed for easy 35mm DIN rail clip-on mounting, it accepts flexible cable connections up to 35mm² rigid or 25mm² flexible copper. With suitability for isolation, IP20 protection, and a -35 to 70°C operating temperature range, this MCB is ideal for industrial applications in cement, oil & gas, water treatment, food & beverage, textiles, and building services across Egypt and the Gulf.

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
[In] rated current
63 A
Trip unit technology
Thermal-magnetic
Electrical durability
10000 Cycles
Mechanical durability
20000 Cycles
Connections - terminals
Single terminal (top or bottom) for 1…35 mm² rigid or 1…25 mm² flexible copper cable
IP degree of protection
IP20 conforming to IEC 60529
Manufacturer part number
A9F74463
Number of protected poles
4
Suitability for isolation
Yes
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

Product documentation

View manufacturer document (PDF)