| Manufacturer part number (MPN) | C25S4D |
| EAN / GTIN | 3606481994868 |
| HS code | 8536.90 |
| Sales unit | pcs |
| Number of poles | 4P |
| Breaking capacity | 36 kA |
| Range | ComPacT |
| Product name | ComPacT NSX DC |
| Device short name | NSX250S DC |
| Product or component type | Basic frame |
| Device application | Distribution |
| Poles description | 4P |
| Neutral position | Left |
| [In] rated current | 250 A at 40 °C |
| [Ue] rated operational voltage | 750 V DC conforming to IEC 60947-2 |
| Network type | DC |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category A |
| Breaking capacity code | S 100 kA 750 V DC |
| Control type | Toggle |
| mounting mode | Fixed |
| [Ui] rated insulation voltage | 750 V DC conforming to IEC 60947-2 |
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-2 |
| [Ics] rated service breaking capacity | 100 kA at 250 V DC conforming to IEC 60947-2 (1P); 100 kA at 24...125 V DC conforming to IEC 60947-2 (1P); 100 kA at 500 V DC conforming to IEC 60947-2 (2P); 100 kA at 750 V DC conforming to IEC 60947-2 (3P) |
| Maximum breaking time | 10 ms |
| Mechanical durability | 10000 cycles conforming to IEC 60947-2 |
| Electrical durability | 10000 cycles 250 V DC In/2 conforming to IEC 60947-2; 10000 cycles 500 V DC In/2 conforming to IEC 60947-2; 10000 cycles 750 V DC In/2 conforming to IEC 60947-2; 5000 cycles 250 V DC In conforming to IEC 60947-2; 5000 cycles 500 V DC In conforming to IEC 60947-2; 5000 cycles 750 V DC In conforming to IEC 60947-2 |
| Mounting support | Backplate |
| Upside connection | Front |
| Downside connection | Front |
| Connection pitch | 35 mm |
| Protection type | Without protection |
| Width (W) | 140 mm |
| Height (H) | 161 mm |
| Depth (D) | 86 mm |
| Standards | EN/IEC 60947-2 |
| Overvoltage category | III |
| Electrical shock protection class | Class II on front face |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to EN 50102 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -50…85 °C |
| Warranty (in months) | 18 |