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<p><strong><span style="color:#548dd4; font-size:20px">Main electrical parameters of 126kV GIS:</span></strong><br /> &nbsp;</p> <table border="1" cellspacing="0"> <tbody> <tr class="firstRow"> <td colspan="2" style="vertical-align:center" width="60%"> <p style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Project</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="30%"> <p style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Parameter</span></span></span></span></span></span></p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Rated voltage</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">126 kV</p> </td> </tr> <tr> <td rowspan="2" style="vertical-align:center" width="202"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Rated insulation level</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p>1min <span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">power frequency withstand voltage (break/ground)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">（230+73）kV/230kV</p> </td> </tr> <tr> <td style="vertical-align:center" width="223"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Lightning impulse withstand voltage (break/ground)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">（550+103）kV/550 kV</p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Rated frequency</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">50 Hz</p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Rated current</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">1600、2000、2500、3150 A</p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Rated short-circuit breaking current</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">50 kA</p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Rated peak withstand current</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">100 kA</p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Short time withstand current (effective value)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">40 kA/4s</p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center; word-break:break-all" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">SF6 gas leakage rate</span></span></span></span></span></span></p> </td> <td style="vertical-align:center; word-break:break-all" width="245"> <p align="center">&lt;0.3%/year</p> </td> </tr> <tr> <td rowspan="2" style="vertical-align:center; word-break:break-all" width="202"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">SF6 gas humidity</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Electrolytic decomposition products (handover acceptance value/long-term operation allowable value)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">&le;150/300uL/L</p> </td> </tr> <tr> <td style="vertical-align:center" width="223"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">No electrolytic decomposition products (handover acceptance value/long-term operation allowable value)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">&le;250/500uL/L</p> </td> </tr> <tr> <td style="vertical-align:center" width="202"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Partial discharge </span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Each interval/individual insulation component</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">&le;5/3Pc</p> </td> </tr> <tr> <td rowspan="2" style="vertical-align:center" width="202"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Structural layout</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Circuit breaker</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Three phase common box/three phase separate box</span></span></span></span></span></span></p> </td> </tr> <tr> <td style="vertical-align:center" width="223"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Main busbar</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Three phase common box</span></span></span></span></span></span></p> </td> </tr> <tr> <td colspan="2" style="vertical-align:center" width="426"> <p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋體"><span style="font-weight:normal"><span style="font-family:Calibri">Spacing ruler</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="245"> <p align="center">0.8-1.5m</p> </td> </tr> </tbody> </table>