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Datasheet generated 2026-10-07
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Schneider Electric Miniature circuit breaker (MCB), ACTI9 C120N, 2P, 63A, B curve, 10000A (IEC/EN 60898-1), 10KA (IEC/EN 60947-2) A9N18344

Schneider Electric · Electrical Components · Miniature Circuit Breakers · France · se.com
Part Number
A9N18344  ·  HS 8536.90
Schneider Electric Miniature circuit breaker (MCB), ACTI9 C120N, 2P, 63A, B curve, 10000A (IEC/EN 60898-1), 10KA (IEC/EN 60947-2) A9N18344

Schneider Electric A9N18344 Miniature circuit breaker C120N 2P 63A/B.

Technical Specifications

Manufacturer part number (MPN)A9N18344
EAN / GTIN3606480379185
HS code8536.90
Sales unitpcs
Package quantity6 pcs
Rated current63 A
Number of poles2P
RangeActi9
Product nameActi9 C120
Product or component typeMiniature circuit-breaker
Device short nameC120N
Device applicationDistribution
Poles description2P
Number of protected poles2
Neutral positionLeft
[In] rated current63 A at 30 °C
Network typeAC
Trip unit technologyThermal-magnetic
Curve codeB
Breaking capacity10000 A Icn at 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; 10 kA Icu at <= 250 V DC 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
Suitability for isolationYes conforming to IEC 60947-2
StandardsEN/IEC 60947-2; EN/IEC 60898-1
Product certificationsEAC
Network frequency50/60 Hz
[Ue] rated operational voltage380...415 V AC 50/60 Hz; 220...240 V AC 50/60 Hz; 440 V AC 50/60 Hz; <= 250 V DC; 230...400 V AC 50/60 Hz
Magnetic tripping limit3...5 x In
[Ics] rated service breaking capacity7500 A 75 % conforming to EN/IEC 60898-1 - 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 - <= 250 V DC
Limitation class1 conforming to EN/IEC 60947-2
[Ui] rated insulation voltage500 V AC 50/60 Hz conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage6 kV conforming to EN/IEC 60947-2
Contact position indicatorYes
Control typeToggle
Local signallingON/OFF indication
mounting modeClip-on
Mounting support35 mm symmetrical DIN rail
Comb busbar and distribution block compatibilityYES
9 mm pitches6
Height81 mm
Depth73 mm
Width54 mm
Product weight0.41 kg
ColourWhite
Mechanical durability20000 cycles
Electrical durability10000 cycles conforming to IEC 60947-2
Locking options descriptionHandle sealable with cable diameter 0.7mm in OFF or ON position
Connections - terminalsTunnel type terminals1…50 mm² rigid; Tunnel type terminals1.5…35 mm² flexible
Wire stripping length15 mm
Tightening torque3.5 N.m
Earth-leakage protectionSeparate block
IP degree of protectionIP20 conforming to IEC 60529
Pollution degree3 conforming to IEC 60947-2
Overvoltage categoryIV
Tropicalisation2 conforming to IEC 60068-1
Relative humidity95 % at 55 °C
Operating altitude2000 m
Ambient air temperature for operation-25…70 °C
Ambient air temperature for storage-40…85 °C
Warranty (in months)18

Properties

MOQ1

Cross-References

Attached Documents