Description

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

Additional information

brands

Schneider Electric

Specifications

Main
Range of produc C120
Range Acti9
Product name C120
Product or component type Miniature circuit-breaker
Device short name C120N
Device application Distribution
Poles description 3P
Number of protected poles 3
[In] rated current 100 A at 30 °C
Network type AC
Trip unit technology Thermal-magnetic
Curve code C
Breaking capacity 10000 A Icn at 230...400 V AC 50/60 Hz conforming to EN/IEC 60898-1 6 kA Icu at 440 V AC 50/60 Hz conforming to EN/IEC 60947-2 20 kA Icu at 220...240 V AC 50/60 Hz conforming to EN/IEC 60947-2 10 kA Icu at 380...415 V AC 50/60 Hz conforming to EN/IEC 60947-2 10 kA Icu at <= 375 V DC conforming to EN/IEC 60947-2
Suitability for isolation Yes conforming to IEC 60947-2
Complementary
Network frequency 50/60 Hz
[Ue] rated operational voltage <= 375 V DC 380...415 V AC 50/60 Hz 220...240 V AC 50/60 Hz 440 V AC 50/60 Hz 230...400 V AC 50/60 Hz
Magnetic tripping limit 5...10 x In
[Ics] rated service breaking capacity 7500 A 75 % conforming to EN/IEC 60898-1 - 230...400 V AC 50/60 Hz 4.5 kA 75 % conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz 7.5 kA 75 % conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz 15 kA 75 % conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz 10 kA 100 % conforming to EN/IEC 60947-2 - <= 375 V DC
Limitation class 3 conforming to EN/IEC 60947-2
[Ui] rated insulation voltage 500 V AC 50/60 Hz conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage 6 kV conforming to EN/IEC 60947-2
Contact position indicator Yes
control type Toggle
local signalling ON/OFF indication
Mounting mode Clip-on
mounting support 35 mm symmetrical DIN rail
Comb busbar and distribution block compatibility YES
9 mm pitches 9
height 81 mm
Width 81 mm
Depth 73 mm
Net weight 0.615 kg
Colour White
Mechanical durability 20000 cycles
Electrical durability 5000 cycles conforming to IEC 60947-2
Locking options description Handle sealable with cable diameter 0.7mm in OFF or ON position
Connections - terminals Tunnel type terminals1…50 mm² rigid Tunnel type terminals1.5…35 mm² flexible
Wire stripping length 15 mm
Tightening torque 3.5 N.m
earth-leakage protection Separate block
Environment
Standards EN/IEC 60947-2 EN/IEC 60898-1
product certifications EAC
IP degree of protection IP20 conforming to IEC 60529
Pollution degree 3 conforming to IEC 60947-2
Overvoltage category IV
Tropicalisation 2 conforming to IEC 60068-1
Relative humidity 95 % at 55 °C
Operating altitude 2000 m
ambient air temperature for operation -25…70 °C
Ambient air temperature for storage -40…85 °C
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 8 cm
Package 1 Width 7.2 cm
Package 1 Length 8.2 cm
Package 1 Weight 580 g
Unit Type of Package 2 BB1
Number of Units in Package 2 4
Package 2 Height 8.6 cm
Package 2 Width 9.4 cm
Package 2 Length 33 cm
Package 2 Weight 2.381 kg
Unit Type of Package 3 S03
Number of Units in Package 3 24
Package 3 Height 30 cm
Package 3 Width 30 cm
Package 3 Length 40 cm
Package 3 Weight 14.773 kg
Contractual warranty
Warranty 18 months

Main Document

Main Document

Data Sheet : A9N18367

Main Document

Data Sheet : A9N18367

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