9.1KV 276kvar HV Capacitor Bank For 50Hz AC Power System
1. Overview of 13.8KV 490kVar High Voltage Shunt Capacitor
High voltage shunt capacitor (Power capacitor) is mainly used in the A.C,Power system with 50Hz or 60Hz to improve power factor, reduce reactive power loss, mend voltage quality, plenitude elaborate generate power' equipment and supply power equipment efficiency, it is national recommend save power products.
2. Function of 13.8KV 490kVar High Voltage Shunt Capacitor
Medium voltage shunt capacitor/High voltage shunt capacitor are suitable for 50Hz or 60Hz AC power systems to improve the power factor of the power system, reduce line losses, improve the quality of the power supply voltage, and increase the active output of the transformer.
| Rated voltage | 13.8KV |
| Rated frequency | 50Hz |
| Rated Capacity | 490 kvar |
| Insulation level | 50/125KV |
| Internal fuse | Yes |
| Number of phases | Single-phase |
| Capacitance deviation | -3%～+5% |
| Package | Export packing |
| Loss tangent value (tanδ) | ≤0.0003 |
| Discharge resistance | The capacitor is equipped with a discharging resistor. After being disconnected from the grid, the voltage on the terminal can drop below 50V within 5 minutes |
3. Main features of 13.8KV 490kVar High Voltage Shunt Capacitor
1. The relative error between capacitance and rating shall not exceed -5%~+5% or capacitor unit.
2. For the three-phase capacitor, the ratio of maxi and minimum capacitances between any two phase terminals shall not exceed 1.08.
3. For the full film capacitor, Tangent of capacitor loss angle shall not exceed 0.0005, for the film and paper mixed capacitor, it shall not exceed 0.0012
4. Each capacitor shall withstand alternating U = 2.15U or DC voltage Ut = 4.3U voltage between terminals, test duration 10s, it shall have no break down and flashover.
5. AC voltage test between terminal and shell: all capacitors whose all terminals insulated from outer shell shall comply with the requirement of clause 18.1 in the standard of GB/711024.1-2010: during test, no breakdown and flashover shall happen.
6. Power frequency steady over-voltage and its running time of capacitor and the elements shall comply with sheet 2. In order to extend the working life, the capacitor shall run under voltage not over ratings.
4. Applicable standard of 13.8KV 490kVar High Voltage Shunt Capacitor
IEC60871 and equivalent standard
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9.1KV 276 Kvar HV Capacitor Bank For 50Hz AC Power System Images
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