性能特点：
●IGBT module manufacturing, mature technology achievements of high quality products
●To do good work must first sharpen his tools, for the development of enterprises tailored;
application area
技术参数:
| Model | Unit | NB-350J | NB-500J | |
| Rated input voltage, phase number | -- | AC380V 3P | AC380V 3P | |
| Input power frequency | Hz | 50/60 | 50/60 | |
| Rated input capacity | KVA | 14.5 | 24.3 | |
| Rated input current | A | 22 | 37 | |
| Cable section area | Power input | mm2 | 6 | 8 |
| Power output | mm2 | 35 | 50 | |
| Ground wire | mm2 | 35 | 50 | |
| Rated output voltage | V | 31.5 | 39 | |
| Rated load duration | % | 60 | 60 | |
| Rated output voltage | V | 72 | 81 | |
| Output current adjustment range | A | 60-350 | 60-500 | |
| Output voltage regulation range | V | 15-40 | 15-50 | |
| Shell protection class | -- | IP21S | IP21S | |
| Insulation grade | -- | F | F | |
| Cooling mode | -- | Forced air coolingForced air cooling | ||
| Adaptive welding wire diameter | mm | 1.0/1.2 | 1.2/1.4/1.6 | |
| Outline dimension(W×D×H) | mm | 280x560x590 | 280x560x590 | |
| Host weight | Kg | 35 | 38 |
