1.0Pares&Alvarez, Engineering and Projectshttps://pya.cl/enrich600338<blockquote class="wp-embedded-content" data-secret="CBR7hl29IT"><a href="https://pya.cl/en/2026/04/06/expansion-s-e-curacautin/">Expansion S/E Curacautín</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://pya.cl/en/2026/04/06/expansion-s-e-curacautin/embed/#?secret=CBR7hl29IT" width="600" height="338" title="“Expansion S/E Curacautín” — Pares&Alvarez, Engineering and Projects" data-secret="CBR7hl29IT" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://pya.cl/en/wp-includes/js/wp-embed.min.js </script> The project consisted of the replacement of the two 66/13.2 kV and 2.6 MVA transformers with a new 15 MVA equipment. It included the reuse of existing equipment, the extension of the 66 kV busbar, an extension of the 13.2 kV busbar in at least two positions for future feeders and the necessary civil works. […]