Datasheet
| Range | ComPact |
|---|---|
| Product name | ComPact NSX DC |
| Range of product | ComPact NSX630…1200 DC |
| Device short name | NSX1200 DC |
| Product or component type | Circuit breaker |
| Device application | Distribution |
| Number of poles | 2P |
| Protected poles description | 2t |
| [In] rated current | 1200 A at 40 °C |
| [Ue] rated operational voltage | 600 V DC |
| Network type | DC |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category A |
| [Icu] rated ultimate short-circuit breaking capacity | 50 kA Icu at 300 V DC 1P conforming to IEC 60947-2 50 kA Icu at 600 V DC 2P conforming to IEC 60947-2 |
| Performance level | N 50 kA 600 V DC |
| Trip unit name | TM-DC |
| Trip unit technology | Thermal-magnetic |
| Control type | Toggle |
| Circuit breaker mounting mode | Fixed |
| [Ui] rated insulation voltage | 600 V DC conforming to IEC 60947-2 |
|---|---|
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-2 |
| [Ics] rated service short-circuit breaking capacity | 12.5 kA at 600 V DC conforming to IEC 60947-2 |
| Mechanical durability | 5000 cycles |
| Electrical durability | 1000 cycles at 600 V In 2000 cycles at 600 V In/2 |
| Mounting support | Backplate |
| upside connection | Front |
| Downside connection | Front |
| Connection pitch | 45 mm |
| Protection type | L : for overload protection (thermal) I : for short-circuit protection (magnetic) |
| Trip unit rating | 1200 A at 40 °C |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable |
| [Ir] long-time protection pick-up adjustment range | 0.7…1 x In |
| Long-time protection delay adjustment type tr | Fixed |
| Short-time protection pick-up adjustment type Isd | Adjustable |
| [Isd] Short-time protection pick-up adjustment range | 2.5…5 x In |
| Short-time protection delay adjustment type tsd | Fixed |
| Earth-leakage protection | Without |
| Number of slots for electrical auxiliaries | 6 slot(s) |
| Width (W) | 185 mm |
| Height (H) | 350 mm |
| Depth (D) | 110 mm |
| Net weight | 9.4 kg |
| Standards | EN/IEC 60947 |
|---|---|
| Product certifications | CCC EAC Marine |
| Overvoltage category | Class II |
| Electrical shock protection class | Class II |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to IEC 62262 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -50…85 °C |
| Relative humidity | 0…95 % |
| Operating altitude | 0…2000 m without derating 2000 m…5000 m with derating |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
