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<p style="text-indent:0em"><strong style="color:#548dd4; text-indent:0em"><span style="font-size:20px">Main electrical parameters of column mounted circuit breaker</span></strong></p> <p style="text-indent:0em">&nbsp;</p> <table border="1" cellspacing="0"> <tbody> <tr class="firstRow"> <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">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">Unit</span></span></span></span></span></span></p> </td> <td style="vertical-align:top" 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 style="vertical-align:center" width="238"> <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">Switch model</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">&nbsp;</p> </td> <td style="vertical-align:center" width="219"> <p align="center">ZW32-12</p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Rated voltage</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">kV</p> </td> <td style="vertical-align:center" width="219"> <p align="center">24</p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">1min power frequency withstand voltage</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">kV</p> </td> <td style="vertical-align:center" width="219"> <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">42 (phase to phase, ground) 48 (isolation fracture)</span></span></span></span></span></span></p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Lightning impulse voltage (full wave)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">kV</p> </td> <td style="vertical-align:center" width="219"> <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">75 (phase to phase, ground) 85 (isolation fracture)</span></span></span></span></span></span></p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Rated current</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">A</p> </td> <td style="vertical-align:center" width="219"> <p align="center">630</p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Short time withstand current for 4 seconds (effective value)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">kA</p> </td> <td style="vertical-align:center" width="219"> <p align="center">20、25</p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Rated peak withstand current</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">kA</p> </td> <td style="vertical-align:center" width="219"> <p align="center">50、63</p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">SF6 gas leakage rate</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">%/year</p> </td> <td style="vertical-align:center" width="219"> <p align="center">/</p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Institutional type</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">&nbsp;</p> </td> <td style="vertical-align:center" width="219"> <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">Spring mechanism, permanent magnet mechanism</span></span></span></span></span></span></p> </td> </tr> <tr> <td style="vertical-align:center" width="238"> <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">Overall dimensions (width * height * depth)</span></span></span></span></span></span></p> </td> <td style="vertical-align:center" width="223"> <p align="center">mm</p> </td> <td style="vertical-align:center" width="219"> <p align="center">1120*703*750</p> </td> </tr> </tbody> </table>