Used in the living quarters of CNPC and CNPC field drilling teams, the series of products have a rated power of 120KW-300KW, multiple outputs, and adopt microcomputer real-time online insulation monitoring, branch leakage monitoring control, and alarm to prevent large-scale power outages. It has a high insulation level and protection capability.
Technical Specifications:
| Model | DVFB-380V-16 |
| Rated power
| 300KVA |
| Input voltage
| AC380V |
| Output voltage
| Three phase five wire AC380V,single-phase AC220V |
| Leakage action time
| ≤0.1S |
| Leakage circuit breaker resistor
| ≤0.2MΩ |
| Ambient temperature
| -15℃~50℃ |
| Altitude
| ≤2000m |
| Dielectric strength
| The 1000V megohmmeter measures not less than 2M Ω
|
| Detecting ground leakage current | AC0.04-0.12mA |
| Alarm sound | ≤100dB |
| Transformer insulation grade
| H Class |
| System grounding form
| IT approach
|
| Corrosion resistance grade
| WF1 |
The above and other safety electrical products can be customized according to the actual situation