Application field: 1140V/380V explosion-proof power supply for field operations (referred to as three-phase power supply) is suitable for the daily electricity consumption in oil production well sites and camping houses, as well as the production safety electricity consumption in operation well sites. It adopts multi voltage input automatic recognition switching function, microcomputer real-time online insulation monitoring technology, and terminal data acquisition and uploading. Customization can be made according to the on-site conditions in different regions.
Technical Specifications:
| Model | DVFB-1140V/380V-8QH |
| 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
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