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126kV Intelligent Combination Electrical Appliance

ZW32-12 Outdoor Post Mounted Vacuum Circuit Breaker

Overview

? The ZW32-12/T outdoor column mounted vacuum circuit breaker is an outdoor distribution equipment with a rated voltage of 12kV and three-phase AC 50Hz. The circuit breaker adopts a spring operated mechanism, mainly used for breaking and closing load current, overload current, and short circuit current in the power system.

Performance Characteristics

The product is mainly used for the protection and control of power distribution systems in substations and industrial and mining enterprises. Can be used in rural power grids and frequently operated places. It can cooperate with the controller to achieve measurement

protection

control

and communication functions. Meet the requirements of distribution automation systems. Equipped with a knife switch with obvious disconnection points for easy and safe maintenance.

<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>