<table class="col-12 table" width="845">
<thead>
<tr>
<th scope="col"><strong> Qualification&nbsp;Testing </strong> &nbsp;</th>
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</thead>
<tbody>
<tr>
<td>Decades&nbsp;of&nbsp;experience in&nbsp;the field&nbsp;combined with expertise in&nbsp;design&nbsp;and&nbsp;development&nbsp;lead to&nbsp;creating PCA Series of&nbsp;surge arresters.&nbsp;The basic construction comprises&nbsp;of&nbsp;high energy&nbsp;ZnO&nbsp;varistor&nbsp;assembled&nbsp;within&nbsp;an&nbsp;open&nbsp;cage&nbsp;design. The&nbsp;series has been type tested as per&nbsp;IEC60099-4&nbsp;Standard.</td>
</tr>
<tr>
<td>
<ul>
<li>Insulation withstand&nbsp;test&nbsp;on arrester housing</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Residual voltage test</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Long duration current impulse withstand test</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Operating duty tests</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Short-circuit tests</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Internal partial discharge test</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Bending moment test (Cantilever)</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Moisture ingress test</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Weather Ageing&nbsp;test</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Power frequency voltage versus time characteristics on the arrester</li>
</ul>
</td>
</tr>
</tbody>
</table>
<table class="col-12 table" width="669">
<thead>
<tr>
<th scope="col">Parameter</th>
</tr>
</thead>
<tbody>
<tr>
<td>&nbsp;The silicone insulating material&nbsp;is&nbsp;optimized&nbsp;for arrester application&nbsp;and&nbsp;following additional testing&nbsp;performed&nbsp;for&nbsp;qualification of silicone.</td>
</tr>
<tr>
<td>
<ul>
<li>Tracking and&nbsp;erosion</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>UV testing</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Thermal endurance</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Dielectric testing</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Flammability testing</li>
</ul>
</td>
</tr>
<tr>
<td>
<ul>
<li>Long term water immersion testing</li>
</ul>
</td>
</tr>
</tbody>
</table>