Schneider A9F84320 Miniature Circuit Breaker (MCB), Acti9 iC60H 3P C20A 10kA

The Schneider Electric A9F84320 is a 3-pole miniature circuit breaker (MCB) from the Acti 9 iC60H series, rated at 20 A with a C tripping curve. Designed for electrical power distribution, it delivers a breaking capacity of 10 kA at 400 V AC per EN/IEC 60898-1, making it suitable for demanding industrial and commercial installations.

Technical specifications:

• Commercial reference: A9F84320
• Manufacturer: Schneider Electric
• Series / range: Acti 9 iC60
• Device short name: iC60H
• Number of poles: 3P
• Number of protected poles: 3
• Rated current [In]: 20 A
• Tripping curve: C
• Network type: AC / DC
• Protection technology: Thermomagnetic
• Breaking capacity [Icn]: 10 kA at 400 V AC 50/60 Hz per EN/IEC 60898-1
• Ultimate breaking capacity [Icu]: 42 kA at 12-133 V AC; 30 kA at 220-240 V AC; 15 kA at 380-415 V AC; 10 kA at 440 V AC; 15 kA at <= 180 V DC per EN/IEC 60947-2
• Service breaking capacity [Ics]: 15 kA at 220-240 V AC; 7.5 kA at 380-415 V AC; 5 kA at 440 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
• Overcurrent protection limit: 8 x In +/- 20%
• Mounting: DIN rail
• Dimensions (W x H x D): 54 x 85 x 78.5 mm
• Weight: 0.375 kg
• 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
• Overvoltage category: IV
• Pollution degree: 3 per EN/IEC 60947-2
• Connection: Single terminal block (top or bottom), 1-25 mm² rigid / 1-16 mm² flexible
• Tightening torque: 2 N.m
• Mechanical endurance: 20,000 cycles
• Electrical endurance: 10,000 cycles
• Standards: EN/IEC 60898-1, EN/IEC 60947-2
• Warranty: 18 months

Features and benefits:

• High breaking capacity of 10 kA at 400 V AC ensures reliable protection in demanding distribution environments
• Compatible with both AC and DC networks, offering installation flexibility
• Contact position indicator and trip indication for quick status monitoring
• Suitable for isolation per EN/IEC 60898-1 and EN/IEC 60947-2
• Comb busbar connection supported (top or bottom), simplifying panel wiring
• Wide operating temperature range of -35 to 70 °C for use in harsh environments

Applications:

• Final distribution boards in commercial and industrial buildings
• Protection of outgoing circuits in low-voltage switchgear and controlgear assemblies
• Industrial automation panels requiring high breaking capacity protection
• DC network applications including renewable energy and battery systems
• Installations requiring category IV overvoltage protection at the supply origin

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

Also known as: Schneider A9F84320, Schneider Electric A9F84320, iC60H 3P C20A MCB, Acti9 miniature circuit breaker 20A.