Schneider A9F74163 Acti9 iC60N MCB 1P 63 A C Curve 10kA

The Schneider Electric A9F74163 is a 1-pole miniature circuit breaker (MCB) from the Acti 9 iC60N series, rated at 63 A with a C tripping curve for thermomagnetic overload and short-circuit protection. Compatible with both AC and DC networks, it delivers a breaking capacity of 10 kA at 220-240 V AC per IEC 60947-2.

Technical specifications:

• Commercial reference: A9F74163
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Product type: Miniature circuit breaker (MCB)
• Number of poles: 1P
• Rated current: 63 A
• Tripping curve: C
• Network type: AC / DC
• Protection technology: Thermomagnetic
• Breaking capacity (Icn): 6000 A at 230 V AC 50/60 Hz (IEC/EN 60898-1)
• Breaking capacity (Icu): 10 kA at 220-240 V AC; 36 kA at 12-60 V AC; 15 kA at 12-60 V DC; 10 kA at 72 V DC (IEC/EN 60947-2)
• Service breaking capacity (Ics): 7.5 kA at 220-240 V AC; 27 kA at 12-60 V AC (IEC/EN 60947-2)
• Limitation class: 3
• Rated insulation voltage: 500 V AC 50/60 Hz (IEC/EN 60947-2)
• Rated impulse withstand voltage: 6 kV (IEC/EN 60947-2)
• Overcurrent protection limit: 8 x In +/- 20%
• Use category: A (IEC/EN 60947-2)
• Mounting: DIN rail, fixed
• Dimensions (WxHxD): 18 x 85 x 78.5 mm
• Weight: 0.215 kg
• IP protection: IP20 (IEC/EN 60529)
• Pollution degree: 3 (IEC/EN 60947-2)
• Overvoltage category: IV
• Operating temperature: -35 to 70°C
• Storage temperature: -40 to 85°C
• Connection: 1-35 mm² rigid / 1-25 mm² flexible; strip length 14 mm; tightening torque 3.5 N.m
• Mechanical endurance: 20,000 cycles
• Electrical endurance: 10,000 cycles
• Standards: IEC/EN 60898-1, IEC/EN 60947-2

Features and benefits:

• Thermomagnetic protection technology responds reliably to both sustained overloads and short-circuit faults
• Rated for use as an isolating device per IEC/EN 60898-1 and IEC/EN 60947-2
• Comb busbar compatible (upper or lower connection) for straightforward distribution board assembly
• Limitation class 3 reduces let-through energy, protecting downstream components and wiring
• Contact position indicator and trip indicator provide clear local circuit status monitoring
• Suitable for DC networks including up to 72 V DC, broadening installation flexibility

Applications:

• Final distribution boards in residential and commercial buildings
• Industrial switchboards and control panels
• DC power distribution in renewable energy and battery storage systems
• Installations requiring overvoltage category IV and pollution degree 3 compliance
• Circuits where class 3 energy limitation is needed to safeguard sensitive downstream equipment

Compliant with IEC/EN 60898-1 and IEC/EN 60947-2. Part of the Schneider Electric Acti 9 iC60 range.

Also known as: Schneider A9F74163, Schneider Electric A9F74163, iC60N 1P 63A C curve MCB, Acti9 miniature circuit breaker 63A.