Schneider A9F74463 Acti9 iC60N MCB 4P 63 A C Curve 10kA

The Schneider Electric A9F74463 is a 4-pole 63 A miniature circuit breaker (MCB) from the Acti 9 iC60N series, designed for overcurrent and short-circuit protection in AC and DC distribution systems. Its thermomagnetic protection unit with a type C tripping curve delivers a rated ultimate breaking capacity of 10 kA at 380-415 V AC per IEC 60947-2 and is approved for use as an isolating device.

Technical specifications:

• Commercial reference: A9F74463
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Product type: Miniature circuit breaker (MCB)
• Short device name: iC60N
• Number of poles: 4P (4 protected poles)
• Rated current [In]: 63 A
• Network type: AC and DC
• Protection technology: Thermomagnetic
• Tripping curve: C
• Overcurrent protection limit: 8 x In +/- 20%
• Rated breaking capacity [Icn]: 6000 A at 400 V AC 50/60 Hz (EN/IEC 60898-1)
• Ultimate breaking capacity [Icu]: 10 kA at 380-415 V AC; 20 kA at 220-240 V AC; 10 kA at up to 250 V DC (EN/IEC 60947-2)
• Limitation class: 3
• Rated insulation voltage [Ui]: 500 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 6 kV
• Usage category: Category A (EN/IEC 60947-2)
• Mounting: DIN rail
• Dimensions (WxHxD): 72 x 85 x 78.5 mm
• Weight: 0.5 kg
• IP protection rating: IP20 (IEC/EN 60529)
• 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
• Color: White

Features and benefits:

• Thermomagnetic protection for reliable defense against overloads and short circuits
• Rated for both AC and DC networks, expanding installation flexibility
• Approved as an isolating device per EN/IEC 60898-1 and EN/IEC 60947-2
• Trip indicator provides local signalling of fault conditions
• Comb busbar distribution block compatible (upper or lower) for efficient panel wiring
• High limitation class 3 for reduced let-through energy during fault events

Applications:

• Final distribution boards in commercial and industrial installations
• Overcurrent protection in three-phase and four-wire AC distribution panels
• DC circuit protection up to 250 V in photovoltaic or battery storage systems
• Industrial control panels requiring high short-circuit breaking performance
• Installations where the circuit breaker also functions as an isolating switch

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

Also known as: Schneider A9F74463, Schneider Electric A9F74463, Acti9 iC60N 4P 63A MCB, Schneider 63A 4-pole C-curve miniature circuit breaker.