Schneider A9F74350 Acti9 iC60N MCB 3P 50 A C Curve 10kA

The Schneider Electric A9F74350 is a 3-pole 50 A miniature circuit breaker (MCB) from the Acti 9 iC60N series, designed for electrical power distribution. It features a C tripping curve with a breaking capacity of 10 kA at 380-415 V AC, suitable for both AC and DC network types with thermomagnetic protection technology.

Technical specifications:

• Commercial reference: A9F74350
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Product type: Miniature circuit breaker (MCB)
• Short device name: iC60N
• Number of poles: 3P
• Number of protected poles: 3
• Rated current [In]: 50 A
• Tripping curve: C
• Network type: AC / DC
• Protection technology: Thermomagnetic
• Breaking capacity [Icn]: 6000 A at 400 V AC per EN/IEC 60898-1
• Breaking capacity [Icu]: 10 kA at 380-415 V AC per EN/IEC 60947-2
• Breaking capacity [Icu]: 10 kA at 125-180 V DC per EN/IEC 60947-2
• Service breaking capacity [Ics]: 7.5 kA (75%) at 380-415 V AC per IEC 60947-2
• Limitation class: 3
• Rated insulation voltage [Ui]: 500 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 6 kV
• Overcurrent protection limit: 8 x In +/- 20%
• Width: 54 mm
• Height: 85 mm
• Depth: 78.5 mm
• Weight: 0.375 kg
• Color: White
• IP rating: IP20 per IEC/EN 60529
• Operating temperature: -35 to 70 °C
• Storage temperature: -40 to 85 °C
• Relative humidity: 95% at 55 °C
• Pollution degree: 3 per EN/IEC 60947-2
• Overvoltage category: IV
• Mounting: DIN rail
• Connection: Single terminal block (upper or lower), 1-35 mm² rigid / 1-25 mm² flexible
• Tightening torque: 3.5 N.m
• Mechanical endurance: 20,000 cycles
• Electrical endurance: 10,000 cycles
• Standards: IEC 60898-1, EN 60898-1, EN 60947-2, IEC 60947-2
• Warranty: 18 months

Features and benefits:

• C tripping curve for standard distribution circuits with moderate inrush loads
• Suitable for both AC and DC network applications
• Contact position indicator and trip indicator for fast fault diagnosis
• Compatible with comb busbar distribution blocks (upper or lower)
• Tropicalized (class 2 per IEC 60068-1) for reliable operation in humid environments
• Suitable for isolation per EN/IEC 60898-1 and EN/IEC 60947-2

Applications:

• Final distribution boards in commercial and industrial buildings
• Protection of outgoing circuits in low-voltage switchboards
• DC distribution systems requiring certified MCB protection
• Industrial control panels and machine electrical panels

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

Also known as: Schneider A9F74350, Schneider Electric A9F74350, iC60N 3P 50A C curve MCB, Acti9 miniature circuit breaker 50A.