Overpass script:
<p><code>
</code></p><code>
<pre>[out:json][timeout:1000];
<a href="//commons.wikimedia.org/w/index.php?title=Template:GeocodeArea:nederland&amp;action=edit&amp;redlink=1" class="new" title="Template:GeocodeArea:nederland (page does not exist)">Template:GeocodeArea:nederland</a>-&gt;.a;
(
  rel[route=power](<a href="//commons.wikimedia.org/w/index.php?title=Template:Bbox&amp;action=edit&amp;redlink=1" class="new" title="Template:Bbox (page does not exist)">Template:Bbox</a>);
);
out ;
&gt;;
out ;
</pre>
<pre>{{style:
</pre>
<pre>relation node, relation way, relation relation {
  color:#000;fill-color:#000;
}
</pre>
<pre>node,
node[power=tower]
{ opacity: 0.0 ; fill-opacity: 0.0 ; color:#000000 ; fill-color: #AAAAAA ; symbol-size:6; width:2 ; 
}

relation node[power=cable], 
relation way[power=cable], 
relation relation[power=cable]
{ color:#66FF66; width:4 ; }
</pre>
<pre>way
{ opacity:1.0; fill-opacity: 1.0 ; }
</pre>
<pre>way[power=line]
{ color:#990000; fill-color:#990000; width:5; }
</pre>
<pre>way[power=line][voltage=~/50000/],
way[route=power][voltage=~/50000/]
{ color:#bb0000; fill-color:#bb0000; width:5; }
</pre>
<pre>way[power=line][voltage=~/380000/],
way[route=power][voltage=~/380000/]
{ color:#ff8888; fill-color:#ff8888; width:7; }
</pre>
<pre>way[power=line][voltage=~/150000/],
way[route=power][voltage=~/150000/]
{ color:#dd4444; fill-color:#dd4444; width:5; }
</pre>
<pre>way[power=line][voltage=~/220000/],
way[route=power][voltage=~/220000/]
{ color:#dd4444; fill-color:#dd4444; width:5; }
</pre>
<pre>way[power=cable]
{ color:#888800; fill-color:#888800; width:5; }
</pre>
<pre>way[power=cable][voltage=~/50000/]
{ color:#000044; fill-color:#000044; width:5; }
</pre>
<pre>way[power=cable][voltage=~/300000/], 
way[power=cable][voltage=~/320000/],
way[power=cable][voltage=~/380000/],
way[power=cable][voltage=~/450000/]
{ color:#6666CC ; fill-color:#6666CC ; width:7; }
</pre>
<pre>way[power=cable][voltage=~/600000/]
{ color:#8888FF ; fill-color:#8888FF ; width:9; }
</pre>
<pre>way[power=cable][voltage=~/110000/], 
way[power=cable][voltage=~/150000/],
way[power=cable][voltage=~/155000/]
{ color:#222277 ; fill-color:#222277 ; width:5; }

 way[power=cable][voltage=~/220000/]
{ color:#4444AA ; fill-color:#4444AA ; width:5; }
</pre>
<pre>}}
</pre>
</code>
<a href="//commons.wikimedia.org/wiki/User:Erik_Zachte" title="User:Erik Zachte">Erik Zachte</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>