Schneider A9K24220 Acti9 iK60N MCB 2P 20 A C Curve 6kA DIN Rail

The Schneider Electric A9K24220 is a 2-pole miniature circuit breaker (MCB) from the Acti9 iK60N range, rated at 20 A with a C tripping curve and 6000 A breaking capacity at 400 V AC, designed for distribution applications in AC networks.

Technical specifications:

• Commercial reference: A9K24220
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti9 iK60
• Device short name: iK60N
• Application: Distribution
• Number of poles: 2P
• Number of protected poles: 2
• Rated current [In]: 20 A at 30 °C
• Network type: AC
• Network frequency: 50/60 Hz
• Rated operational voltage [Ue]: 400 V AC 50/60 Hz
• Tripping curve: C
• Trip unit technology: Thermal-magnetic
• Magnetic tripping limit: 5-10 x In
• Breaking capacity [Icn]: 6000 A at 400 V AC 50/60 Hz
• Rated service breaking capacity [Ics]: 6000 A (100% x Icn) at 400 V AC 50/60 Hz
• Limitation class: 3
• Rated insulation voltage [Ui]: 440 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 4 kV
• Suitability for isolation: Yes
• Mounting: Clip-on, 35 mm DIN rail
• Connection pitch: 18 mm between phases
• Connection type: Tunnel type terminal (top or bottom), rigid 1-25 mm², flexible 1-16 mm²
• Wire stripping length: 14 mm
• Tightening torque: 2 N.m
• Dimensions (WxHxD): 36 x 85 x 78.5 mm
• Weight: 200 g
• IP protection rating: IP20 (IEC 60529)
• Operating temperature: -25 to 60 °C
• Storage temperature: -40 to 85 °C
• Pollution degree: 2
• Overvoltage category: II
• Mechanical durability: 20000 cycles
• Electrical durability: 10000 cycles
• Locking options: Padlocking device
• Colour: White
• Standard: EN/IEC 60898-1

Features and benefits:

• C curve thermal-magnetic trip unit provides reliable overload and short-circuit protection for standard distribution loads.
• 6000 A breaking capacity (Icn) with 100% rated service breaking capacity (Ics) ensures robust fault protection.
• Clip-on DIN rail mounting simplifies installation and panel assembly.
• Suitable for isolation per EN/IEC 60898-1, enabling safe maintenance and lockout procedures via optional padlocking device.
• Wide operating temperature range of -25 to 60 °C supports use in demanding environments.
• Accepts both rigid (up to 25 mm²) and flexible (up to 16 mm²) conductors for flexible wiring options.

Applications:

• Final distribution boards in residential and commercial buildings.
• Sub-distribution panels in industrial and tertiary installations.
• Protection of lighting, socket, and general-purpose AC circuits at 400 V.
• Control panel assemblies requiring DIN rail-mounted overcurrent protection.

Compliant with EN/IEC 60898-1. Part of the Schneider Electric Acti9 iK60 range.

Also known as: Schneider A9K24220, Schneider Electric A9K24220, Acti9 iK60N 2P 20A MCB, Schneider 20A C curve miniature circuit breaker.