Schneider A9N18360 Miniature Circuit Breaker (MCB), Acti9 C120N 2P C63A 10kA

The Schneider Electric A9N18360 is a 2-pole miniature circuit breaker (MCB) from the Acti 9 C120N series, rated at 63 A with a C tripping characteristic. Designed for electrical power distribution, it provides thermomagnetic overcurrent protection with a breaking capacity of 10 kA at 230-400 V AC.

Technical specifications:

• Commercial reference: A9N18360
• Manufacturer: Schneider Electric
• Series / range: Acti 9 C120
• Product type: Miniature Circuit Breaker (MCB)
• Number of poles: 2P
• Number of protected poles: 2
• Neutral position: Left
• Rated current [In]: 63 A at 30 °C
• Tripping curve: C
• Network type: AC
• Protection unit technology: Thermomagnetic
• Overcurrent protection limit: 5-10 x In
• Rated voltage [Ue]: 220-240 V AC / 380-415 V AC / 440 V AC 50/60 Hz; ≤250 V DC
• Breaking capacity [Icn]: 10 kA at 230-400 V AC per EN/IEC 60898-1; 20 kA at 220-240 V AC, 10 kA at 380-415 V AC, 6 kA at 440 V AC per EN/IEC 60947-2
• Rated insulation voltage [Ui]: 500 V AC per EN/IEC 60947-2
• Rated impulse withstand voltage [Uimp]: 6 kV per EN/IEC 60947-2
• Limitation class: 1 per EN/IEC 60947-2
• Mounting: 35 mm symmetrical DIN rail, clip-on
• Width: 54 mm (6 x 9 mm modules)
• Height: 81 mm
• Depth: 73 mm
• Weight: 0.41 kg
• IP rating: IP20 per IEC 60529
• Operating temperature: -25 to 70 °C
• Storage temperature: -40 to 85 °C
• Operating altitude: up to 2000 m
• Connection: Tunnel terminals, 1-50 mm² rigid / 1.5-35 mm² flexible; strip length 15 mm; tightening torque 3.5 N.m
• Standards: EN/IEC 60898-1, EN/IEC 60947-2
• Certifications: EAC
• Mechanical endurance: 20000 cycles
• Electrical endurance: 10000 cycles per IEC 60947-2
• Warranty: 18 months

Features and benefits:

• High breaking capacity of 10 kA at rated voltage, suitable for demanding distribution applications
• Thermomagnetic trip unit provides reliable protection against both overload and short-circuit currents
• Handle sealable with cable diameter 0.7 mm in OFF or ON position for tamper prevention
• Compatible with comb busbar distribution blocks for simplified panel wiring
• Contact position indicator provides clear local ON/OFF status reading
• Suitable for use as an isolating device per IEC 60947-2

Applications:

• Final distribution boards in residential and commercial buildings
• Industrial electrical panels requiring high breaking capacity protection
• Power distribution switchboards at voltages up to 440 V AC
• DC applications up to 250 V DC in renewable energy or battery systems

Compliant with EN/IEC 60898-1 and EN/IEC 60947-2. Part of the Schneider Electric Acti 9 C120 range.

Also known as: Schneider A9N18360, Schneider Electric A9N18360, C120N 2P 63A MCB, Acti9 C120N C63A circuit breaker.