Schneider Electric A9N18378
MPNA9N18378
Obsolete
C120N - circuit breaker - 1P - 63A - D curve
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Product name | Acti9 C120 |
| Product / component type | Miniature circuit-breaker |
| Product range | Acti9 |
| Device short name | C120N |
| Poles description | 1P |
| Number of protected poles | 1 |
| Device application | Distribution |
Electrical & Protection
| Parameter | Value |
|---|---|
| Rated current (In) | 63 A at 30 °C |
| Rated operational voltage (Ue) | 380...415 V AC 50/60 Hz 125 V DC 12 V DC 220...240 V AC 50/60 Hz 230...400 V AC 50/60 Hz 130 V AC 50/60 Hz 12 V AC 50/60 Hz |
| Tripping curve code | D |
| Magnetic tripping limit | 10...14 x In |
| Breaking capacity (Icu / AIR) | 3 kA Icu at 380...415 V AC 50/60 Hz IT conforming to EN/IEC 60947-2 20 kA Icu at 130 V AC 50/60 Hz conforming to EN/IEC 60947-2 15 kA Icu at 12 V DC conforming to EN/IEC 60947-2 15 kA Icu at 125 V DC conforming to EN/IEC 60947-2 10 kA Icu at 10 kA Icu at 220...240 V AC 50/60 Hz conforming to EN/IEC 60947-2 20 kA Icu at 12 V AC 50/60 Hz conforming to EN/IEC 60947-2 10000 A Icn at 230/400 V AC 50/60 Hz conforming to EN/IEC 60898-1 |
| Network type (AC/DC) | AC |
| Network frequency | 50/60 Hz |
| Overvoltage category | IV |
| Trip unit technology | Thermal-magnetic |
| Control / actuation type | Toggle |
| Mechanical durability (cycles) | 20000 cycles |
Mounting & Connection
| Parameter | Value |
|---|---|
| Terminal connections / wire range | Tunnel type terminals1...50 mm² rigid Tunnel type terminals1.5...35 mm² flexible |
| Mounting support | 35 mm symmetrical DIN rail |
| Mounting mode | Clip-on |
| Width | 27 mm |
| Height | 81 mm |
| Depth | 73 mm |
| Tightening torque (by circuit) | 3.5 N.m |
Environmental
| Parameter | Value |
|---|---|
| Operating ambient temperature | -25...70 °C |
| Storage ambient temperature | -40...85 °C |
| IP degree of protection | IP20 conforming to IEC 60529 |
Approvals
| Parameter | Value |
|---|---|
| Conformity standards | EN/IEC 60898-1 EN/IEC 60947-2 |
Electrical
| Parameter | Value |
|---|---|
| [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 |
MPN
A9N18378