Schneider A9F74402 Acti9 iC60N MCB 4P 2 A C Curve 10kA

The Schneider Electric A9F74402 is a 4-pole miniature circuit breaker (MCB) from the Acti 9 iC60N range, rated at 2 A with a C tripping curve. It provides thermomagnetic overcurrent protection for both AC and DC networks, with a breaking capacity up to 50 kA Icu at 380-415 V AC per EN/IEC 60947-2.

Technical specifications:

• Commercial reference: A9F74402
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Product type: Miniature Circuit Breaker (MCB)
• Short device name: iC60N
• Number of poles: 4P
• Number of protected poles: 4
• Rated current [In]: 2 A
• Tripping curve: C
• Protection unit technology: Thermomagnetic
• Network type: AC / DC
• Breaking capacity: 6000 A Icn at 400 V AC 50/60 Hz per EN/IEC 60898-1; 50 kA Icu at 380-415 V AC 50/60 Hz per EN/IEC 60947-2; 10 kA Icu at 250 V DC per EN/IEC 60947-2
• Service breaking capacity [Ics]: 50 kA 100% at 380-415 V AC per EN/IEC 60947-2
• Limitation class: 3 per EN/IEC 60898-1
• Rated insulation voltage [Ui]: 500 V AC 50/60 Hz per EN/IEC 60947-2
• Rated impulse withstand voltage [Uimp]: 6 kV per EN/IEC 60947-2
• Overvoltage category: IV
• IP protection rating: IP20 per IEC/EN 60529
• Pollution degree: 3 per EN/IEC 60947-2
• Operating temperature: -35 to 70 °C
• Storage temperature: -40 to 85 °C
• Relative humidity: 95% at 55 °C
• Mounting: Fixed, DIN rail
• Width: 72 mm
• Height: 85 mm
• Depth: 78.5 mm
• Weight: 0.5 kg
• Connection: Single terminal block (top or bottom), 1-25 mm² rigid / 1-16 mm² flexible
• Strip length: 14 mm
• Tightening torque: 2 N.m
• Mechanical durability: 20000 cycles
• Electrical durability: 10000 cycles
• Standards: EN/IEC 60898-1, EN/IEC 60947-2
• Quality marks: NF
• Warranty: 18 months

Features and benefits:

• Suitable for both AC and DC networks, offering flexible installation across mixed electrical systems
• High breaking capacity of 50 kA Icu provides robust short-circuit protection in demanding installations
• Limitation class 3 reduces the energy let-through during fault conditions, protecting downstream equipment
• Contact position indicator and trip indicator provide clear local signalling of device status
• Compatible with comb busbar distribution blocks from top or bottom, simplifying panel wiring
• Suitable for isolation per EN/IEC 60898-1 and EN/IEC 60947-2

Applications:

• Final distribution boards in residential and commercial electrical installations
• Industrial control panels requiring DC and AC circuit protection
• Power distribution systems where high breaking capacity and current limitation are required
• Protection of sensitive equipment in installations with high pollution levels (degree 3)
• Switchboards and enclosures with DIN rail mounting in industrial and building automation

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

Also known as: Schneider A9F74402, Schneider Electric A9F74402, Acti9 iC60N 4P 2A MCB, Schneider 4-pole miniature circuit breaker 2A C curve.