Schneider A9N18367 | Miniature circuit-breaker, Acti9 C120N, 3P, 100 A, C curve, 10000 A (IEC 60898-1), 10 kA (IEC 60947-2)

Schneider A9N18367 | Miniature circuit-breaker, Acti9 C120N, 3P, 100 A, C curve, 10000 A (IEC 60898-1), 10 kA (IEC 60947-2)

. Technical Specifications

• Brand: Schneider Electric

• Series: Acti9 C120N

• Reference Number: A9N18367

• Device Type: Miniature Circuit Breaker (MCB)

• Number of Poles: 3P (Three poles)

• Rated Current (In): 100 A

• Tripping Curve: C Curve (for moderate inrush current applications)

• Rated Voltage (Ue): 400 V AC (3-phase systems)

• Rated Frequency: 50/60 Hz

• Breaking Capacity:

  • 10,000 A at 230/400 V AC (IEC 60898-1)

  • 10 kA (IEC 60947-2 for industrial applications)

• Standards Compliance:

  • IEC 60898-1 (residential/commercial)

  • IEC 60947-2 (industrial)

• Mounting Type: DIN rail (modular)

• Terminal Connection:

  • Top and bottom terminals with cage clamps

  • Accepts rigid/flexible cables up to 35 mm²

• Degree of Protection: IP20 (front panel), IP40 (in enclosure)

• Operating Temperature: -25°C to +70°C

• Endurance:

  • Mechanical: 20,000 cycles

  • Electrical: 10,000 cycles

. Key Features

• High breaking capacity (10 kA) ensures enhanced protection in fault conditions

• C curve tripping provides reliable protection for standard applications (lighting, sockets, motors)

• 3-pole protection for balanced three-phase systems

• Compact modular design optimized for distribution boards

• Visual trip indication and ergonomic toggle switch

• Fully compatible with Acti9 accessories, such as auxiliaries and terminal shields

. Typical Applications

This circuit breaker is widely used in:

• Commercial buildings and offices

• Industrial facilities and factories

• Data centers and control panels

• Electrical distribution boards for machinery

• Renewable energy systems (solar inverters, small wind turbines)

• Backup power systems and generators

. Advantages

• Reliable and durable under heavy load conditions

• Supports system integration with Acti9 modular range

• High operational life with excellent mechanical and electrical endurance

• Quick installation and maintenance

• Global standard compliance for international projects

• Enhanced safety features like isolation indication and optional padlocking