Schneider A9F74103 Miniature circuit breaker (MCB), Acti9 iC60N, 1P, 3A, C curve

The Schneider Electric A9F74103 is a 1-pole miniature circuit breaker (MCB) from the Acti 9 iC60N range, rated at 3 A with a C tripping curve. It provides thermomagnetic overcurrent protection with a breaking capacity of 6,000 A Icn at 230 V AC, and is suitable for use on both AC and DC networks.

Technical specifications:

• Commercial reference: A9F74103
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Product type: Miniature circuit breaker (MCB)
• Number of poles: 1P
• Rated current [In]: 3 A
• Tripping curve: C
• Network type: AC / DC
• Protection technology: Thermomagnetic
• Breaking capacity: 6,000 A Icn at 230 V AC (EN/IEC 60898-1); 50 kA Icu at 220-240 V AC (EN/IEC 60947-2)
• Limitation class: 3 (EN/IEC 60898-1)
• Rated insulation voltage [Ui]: 500 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 6 kV
• Mounting: DIN rail
• Dimensions (WxHxD): 18 x 85 x 78.5 mm
• Weight: 0.215 kg
• IP rating: IP20 (IEC/EN 60529)
• Operating temperature: -35...70°C
• Connection terminals: 1...25 mm² rigid / 1...16 mm² flexible
• Tightening torque: 2 N.m
• Mechanical durability: 20,000 cycles; electrical durability: 10,000 cycles
• Standards: EN 60898-1, IEC 60898-1, EN 60947-2, IEC 60947-2
• Quality marks: NF

Features and benefits:

• Thermomagnetic protection for reliable overload and short-circuit tripping
• High breaking capacity of 50 kA Icu at 220-240 V AC for demanding installations
• Limitation class 3 reduces let-through energy and protects downstream equipment
• Compatible with AC and DC networks for flexible installation across application types
• Comb busbar compatible from upper or lower terminals for efficient panel wiring
• Trip indicator provides clear local signaling of fault conditions

Applications:

• Final distribution boards in residential and commercial buildings
• Industrial control and automation panels requiring reliable overcurrent protection
• DC network applications up to 72 V
• Switchboards where high breaking capacity is required

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

Also known as: Schneider A9F74103, Schneider Electric A9F74103, iC60N 3A C curve MCB, Acti9 1P 3A miniature circuit breaker.