Schneider A9K01120 Acti9 K60N MCB 1P 20 A B Curve 6kA DIN Rail

The Schneider Electric A9K01120 is a 1-pole Miniature Circuit Breaker (MCB) from the Acti 9 K60N series, rated at 20 A with a B tripping curve. It provides thermomagnetic overcurrent protection with a 6000 A breaking capacity at 230 V AC, making it well suited for final distribution in residential and commercial installations.

Technical specifications:

• Commercial reference: A9K01120
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 K60
• Number of poles: 1P
• Rated current [In]: 20 A
• Tripping curve: B
• Overcurrent trip threshold: 3-5 x In
• Network type: AC, 50/60 Hz
• Breaking capacity [Icn]: 6000 A at 230 V AC per EN/IEC 60898-1
• Service breaking capacity [Ics]: 6000 A (100%) at 230 V AC per EN/IEC 60898-1
• Rated insulation voltage [Ui]: 440 V AC
• Rated impulse withstand voltage [Uimp]: 4 kV
• Limitation class: 3 per EN/IEC 60898-1
• Usage category: Category A per IEC 60947-2
• Protective unit technology: Thermomagnetic
• Mounting: DIN rail, fixed
• Dimensions (WxHxD): 18 x 81 x 70 mm
• Weight: 0.12 kg
• IP protection rating: IP20 per IEC 60529
• Operating temperature: -25...70°C
• Storage temperature: -25...85°C
• Connection terminals: Tunnel terminals, 0.5-35 mm² rigid / 0.5-25 mm² flexible
• Strip length: 14 mm
• Tightening torque: 3.5 N.m
• Mechanical endurance: 20,000 cycles
• Electrical endurance: 20,000 cycles
• Certifications: VDE, OVE
• Standard: EN/IEC 60898-1

Features and benefits:

• Ics equals 100% of Icn, providing full-rated breaking capacity for service conditions
• Suitable for isolation per EN/IEC 60898-1, allowing use as a disconnect device
• Compatible with comb busbar for streamlined wiring in distribution boards
• Compact 18 mm width (2 x 9 mm pitch) conserves panel space
• Halogen-free construction per product environmental profile

Applications:

• Final distribution boards in residential and light commercial buildings
• Protection of lighting and socket-outlet circuits
• DIN rail assemblies in switchgear enclosures
• Load circuits requiring low-inrush B-curve protection

Compliant with EN/IEC 60898-1. Part of the Schneider Electric Acti 9 K60 range.

Also known as: Schneider A9K01120, Schneider Electric A9K01120, Acti9 K60N 1P 20A MCB, single-pole miniature circuit breaker B curve 6kA.