General
The LNS series design supports multiple rated currents (100A, 400A), making it an ideal choice for various circuit protection needs. The circuit breaker adopts an injection molded casing, which not only has a sturdy structure, but also has ISO9001 certification, ensuring its excellent quality and reliability. Handle high current and frequency fluctuations with ease. It can easily integrate into various installation environments.
Overall, this circuit breaker performs excellently in terms of performance, quality, and practicality, making it a trustworthy electrical product.
Technical Parameters
| Item No. | LNS100-250 | LNS400-630 |
| Number of poles | 3P, 4P |
| Control | Manual | with toggle/with direct or extended rotary handle |
| Connections | Fixed | front connections/rear connections |
| Electrical characteristics as per IEC60947 and EN60947-2 |
| Rated current(A) | In | 16,25,32,40,50,63,80, | 400,500,630 |
| 100,125,160,200,250 |
| Rated insulation voltage(V) | Ui | 690 |
| Rated impulse withstand voltage(kV) | Uimp | 8 |
| Rated operational voltage(V) | Ue | AC 50/60Hz,440 |
| Utilization category |
|
| A |
| Breaking capacity levels |
|
| B F N | F N |
| Breaking capacity (kA rms) | lcu | 25, 36, 50 | 36, 50 |
| AC 50/60 Hz 380/415 V |
| Service breaking capacity (kA rms) | lcs | 25, 36, 50 | 36, 50 |
| AC 50/60 Hz 380/415 V |
| Operation performance | Mechanical | 10000 | 20000 | 15000 15000 |
| Electrical | 4000 | 10000 | 6000 5000 |
| Protection |
| Chart A-1 |
| Indication and control auxiliaries |
| Auxiliary switch |
|
| ■ |
| MX Shunt coil |
|
| ■ |
| MN under-voltage coil |
|
| ■ |
100-250 Dimensional drawing
400-630 Dimensional drawing
Yueqing Lovadon Electric Co., Ltd.
