The overall power configuration, output characteristics, control operation, and protection functions of the control system meet the working parameters, performance, and process requirements of the side drilling and maintenance teams of Sinopec and PetroChina. Real time online insulation monitoring, shunt leakage monitoring and control, and alarm are adopted to prevent large-scale power outages. It has a high insulation level and protection capability.
Technical Specifications:
| Model
| DYFB-1140V/380V-100QH/AC400KW-32 |
| Rated power
| 800A |
| 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
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