Schneider A9N60778 Acti 9 — now discontinued. Supplied from remaining channel stock; full specifications, lifecycle and same-series options are below.
| Parameter | Value |
|---|---|
| Product name | Acti9 C120 |
| Product / component type | Miniature circuit-breaker |
| Product range | Acti9 |
| Device short name | C120H |
| Poles description | 1P |
| Number of protected poles | 1 |
| Device application | Distribution |
| Parameter | Value |
|---|---|
| Rated current (In) | 100 A at 40 °C |
| Rated operational voltage (Ue) | 125 V DC 12 V DC 230...400 V AC 50/60 Hz |
| Tripping curve code | C |
| Magnetic tripping limit | 8 x In +/- 20 % |
| Breaking capacity (Icu / AIR) | 20 kA Icu at 12 V DC conforming to EN/IEC 60947-2 20 kA Icu at 125 V DC conforming to EN/IEC 60947-2 15 kA Icu at 15 kA Icu at 230...400 V AC 50/60 Hz conforming to EN/IEC 60947-2 |
| Network type (AC/DC) | DC AC |
| Network frequency | 50/60 Hz |
| Overvoltage category | III |
| Trip unit technology | Thermal-magnetic |
| Control / actuation type | Toggle |
| Mechanical durability (cycles) | 20000 cycles |
| 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 |
| Parameter | Value |
|---|---|
| Operating ambient temperature | -30...70 °C |
| Storage ambient temperature | -40...80 °C |
| IP degree of protection | IP20 conforming to IEC 60529 |
| Parameter | Value |
|---|---|
| Conformity standards | EN/IEC 60947-2 |
| 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 |
The A9N60778 is a Schneider Acti 9 C120 miniature circuit breaker with 1 pole, rated 100 A and a C-curve trip characteristic. It delivers a 20 kA breaking capacity (Icu) at 125 V DC/AC, 60 Hz, and is built to EN/IEC 60947-2. The thermal-magnetic trip unit handles distribution applications, and the clip-on mounting fits standard DIN rails. This part is currently in active production.
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