The C16F42D160 is a Schneider Electric ComPacT NSX160F circuit breaker with a MicroLogic 2.2 electronic trip unit rated 160 A at 40 °C. That 160 A figure is the continuous current the trip unit can carry without nuisance tripping at 40 °C ambient — push the ambient higher and you'll need to derate. The breaking capacity hits 85 kA Icu at 240 V AC and 36 kA Icu at 415 V AC (IEC 60947-2), which means it can safely interrupt a fault up to those levels without welding contacts or cascading upstream. In a 480 V panel the UL rating is 35 kA Icu — still plenty for most distribution boards, but check your available fault current before committing the BOM line. The 4-pole (4P) configuration handles three-phase plus neutral, with the neutral on the left side. The MicroLogic 2.2 provides L (long-time overload), So (short-time short-circuit with fixed delay), and I (instantaneous short-circuit) protection curves.
Schneider Electric C16F42D160 ComPacT NSX160F, 160A, 85kA, 4
MPNC16F42D160
Active
Schneider Electric ComPacT NSX160F, circuit breaker, 160 A, 85 kA Icu at 240 V AC, MicroLogic 2.2 electronic trip unit, 4 poles, EN/IEC 60947-2.
$561.56 – $1,259.82Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Product name | ComPacT NSX |
| Product range | ComPacT |
| Product/component type | Circuit breaker |
| Device application | Distribution |
| Parameter | Value |
|---|---|
| Rated current (In) | 160 A at 40 °C |
| Poles configuration | 4P |
| Breaking capacity | 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 36 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 35 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 30 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 22 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 8 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 85 kA Icu at 240 V AC 50/60 Hz conforming to UL 60947-4-1 35 kA Icu at 480 V AC 50/60 Hz conforming to UL 60947-4-1 10 kA Icu at 600 V AC 50/60 Hz conforming to UL 60947-4-1 |
| Rated service breaking capacity (Ics) | 85 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 36 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 35 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 30 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 22 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 8 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Rated operational voltage (Ue) | 690 V AC 50/60 Hz |
| Rated insulation voltage (Ui) | 800 V AC 50/60 Hz |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Network type (AC/DC) | AC |
| Network frequency | 50/60 Hz |
| Utilisation category | Category A |
| Overvoltage category | III |
| Parameter | Value |
|---|---|
| Trip unit technology | Electronic |
| Earth-leakage protection | Without |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Electrical durability (cycles) | 40000 cycles at 440 V In/2 20000 cycles at 440 V In 15000 cycles at 690 V In/2 7500 cycles at 690 V In |
| Mechanical durability (cycles) | 40000 cycles |
| Parameter | Value |
|---|---|
| Mounting support | Backplate |
| Control type | Toggle |
| Local signalling/indication | Flashing LED (green) for ready to operate LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload |
| Parameter | Value |
|---|---|
| Operating ambient temperature | -25...70 °C |
| Storage ambient temperature | -50...85 °C |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Pollution degree | 3 conforming to IEC 60664-1 |
| Relative humidity | 0...95 % |
| Parameter | Value |
|---|---|
| Standards | EN/IEC 60947-2 |
| Parameter | Value |
|---|---|
| [Ir] long-time protection pick-up adjustment range | 63...160 A |
| Trip unit protection functions | LSoI |
Product details
Frequently asked questions
What is the breaking capacity of C16F42D160 at 415 V AC?
36 kA Icu at 380/415 V AC 50/60 Hz per IEC 60947-2. The breaking capacity code is F, which corresponds to 36 kA at 415 V AC.
What protection curves does the MicroLogic 2.2 trip unit provide?
L (long-time overload), So (short-time short-circuit with fixed delay), and I (instantaneous short-circuit). The trip unit is electronic, rated 160 A at 40 °C, with a 20-minute thermal memory.
MPN
C16F42D160