Schneider A9F74320 Acti9 iC60N MCB 3P 20 A C Curve 10kA

The Schneider Electric A9F74320 is a 3-pole, 20 A miniature circuit breaker (MCB) from the Acti 9 iC60N range, designed for electrical power distribution on AC and DC networks. Its thermomagnetic protection unit and C tripping curve deliver a breaking capacity of 10 kA at 380-415 V AC and 20 kA at 220-240 V AC per IEC 60947-2.

Technical specifications:

• Commercial reference: A9F74320
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iC60
• Poles: 3P, 3 protected poles
• Rated current: 20 A
• Network type: AC and DC
• Tripping curve: C
• Protection technology: Thermomagnetic
• Breaking capacity: 6000 A Icn at 400 V AC (EN/IEC 60898-1); 10 kA Icu at 380-415 V AC; 20 kA Icu at 220-240 V AC (EN/IEC 60947-2)
• Rated insulation voltage: 500 V AC
• Rated impulse withstand voltage: 6 kV
• Dimensions (W x H x D): 54 x 85 x 78.5 mm
• Weight: 0.375 kg
• Mounting: DIN rail, fixed
• Terminal connection: 1-25 mm² rigid / 1-16 mm² flexible, tightening torque 2 N.m
• IP rating: IP20 (IEC/EN 60529)
• Operating temperature: -35 to 70°C
• Mechanical endurance: 20,000 cycles; electrical endurance: 10,000 cycles
• Standards: EN/IEC 60898-1, EN/IEC 60947-2

Features and benefits:

• Thermomagnetic protection with C tripping curve for reliable overload and short-circuit protection
• Breaking capacity up to 10 kA at 380-415 V AC for demanding distribution applications
• Suitable for both AC and DC networks, supporting a wide range of installations
• Built-in trip indicator for rapid local fault identification
• DIN rail mounting with upper or lower busbar comb distributor compatibility

Applications:

• Final distribution boards in commercial and industrial buildings
• Circuit protection in electrical panel assemblies and switchboards
• Industrial control and automation panels
• AC and DC power distribution networks

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

Also known as: Schneider A9F74320, Schneider Electric A9F74320, iC60N 3P 20A C curve MCB.