{"id":16868,"date":"2022-03-18T11:23:34","date_gmt":"2022-03-18T11:23:34","guid":{"rendered":"https:\/\/pqc.es\/incendio-en-ovh-7\/"},"modified":"2026-02-23T15:39:59","modified_gmt":"2026-02-23T15:39:59","slug":"incendio-en-ovh-7","status":"publish","type":"post","link":"https:\/\/pqc.es\/en\/incendio-en-ovh-7\/","title":{"rendered":"Incendio en OVH-7"},"content":{"rendered":"<div class=\"news-content-block\">\n<p>Se trata de un <strong>documento elaborado desde la &oacute;ptica particular del Cuerpo de Bomberos,<\/strong> siendo curioso contraponer algunos de sus argumentos con la realidad que manejamos habitualmente quienes transitamos por el camino espec&iacute;fico de los centros de datos.<\/p>\n<h3>Las conclusiones m&aacute;s significativas son las siguientes:<\/h3>\n<ul>\n<li>El fuego se origina en la planta baja, en un cuarto con un transformador de alta tensi&oacute;n y varios onduladores<\/li>\n<li>No se produce la detecci&oacute;n y extinci&oacute;n autom&aacute;tica<\/li>\n<li>El techo de esa estancia, al ser de madera intumescente, supone el punto d&eacute;bil y por ah&iacute; se expande el incendio, a&ntilde;adi&eacute;ndose el hecho de que exist&iacute;an pasos de instalaciones sin sellar<\/li>\n<li>El sistema de cooling con un paso de aire vertical aporta un efecto chimenea que contribuye a la propagaci&oacute;n<\/li>\n<li>No existen elementos de corte de la energ&iacute;a, dada la ininterrumpibilidad aportada por UPSs y, en su caso, por los grupos electr&oacute;genos<\/li>\n<li>El mantenimiento de la tensi&oacute;n provoca la aparici&oacute;n de grandes arcos el&eacute;ctricos asociados a un ruido ensordecedor<\/li>\n<\/ul>\n<p>Parece, por tanto, que <strong>el origen est&aacute; identificado, as&iacute; como la v&iacute;a de transmisi&oacute;n, pero, entre estos conceptos, debemos resaltar<\/strong> dos que ya se ven&iacute;an manejando desde hace tiempo y que se han descrito en cuantos comentarios sobre el incendio se han publicado desde entonces. El primero, el de la <strong>selecci&oacute;n de los materiales de construcci&oacute;n<\/strong> y, en particular, el del techo del local donde se inicia el incendio. Y el segundo, el de <strong>la no existencia de sistema de extinci&oacute;n autom&aacute;tica<\/strong>, lo que motiv&oacute; una falta de velocidad en la respuesta ante la amenaza ya consumada.<\/p>\n<p>Adem&aacute;s, constatar la permanente queja que se vislumbra en el informe, tanto sobre el <strong>requerimiento de alimentaci&oacute;n ininterrumpida para un data center como<\/strong> el de la inexistencia de un accionamiento de emergencia, en plan EPO, que posibilite una desenergizaci&oacute;n completa<\/p>\n<h3>Por mi parte, apuntar algunas consideraciones y dudas sobre el caso.<\/h3>\n<p>Las primeras noticias apuntaban a los cuartos de<strong> UPS como &ldquo;zona cero&rdquo;<\/strong> e indicaban tambi&eacute;n que se hab&iacute;an producido labores de mantenimiento con, incluso, reposici&oacute;n de componentes en las horas anteriores al suceso.<\/p>\n<p><em>&iquest;Los onduladores referenciados en el informe de los bomberos son los UPSs principales y si es as&iacute;, d&oacute;nde se hallaban las bater&iacute;as?<\/em><\/p>\n<p><em>&iquest;Qu&eacute; hab&iacute;a en ese cuarto, identificado ahora como el foco principal, que tenga posibilidades de generar un problem&oacute;n como &eacute;ste?<\/em><\/p>\n<p><strong>Aunque no exista un bot&oacute;n &uacute;nico de apagado de emergencia, en este tipo de instalaciones, siempre existen elementos de corte,<\/strong> aunque su identificaci&oacute;n no suele resultar sencilla para personal ajeno a la propia instalaci&oacute;n.<\/p>\n<p>Por &uacute;ltimo, mencionar que<strong> los arcos descritos son cortocircuitos facilitados por el fuego<\/strong> <em>(debilitamiento de los aislamientos entre fases y entre estas y neutro o tierra),<\/em> que <strong>no desencadenan el disparo de la protecci&oacute;n hasta que alcanzan los ajustes de las protecciones de retraso corto<\/strong> (a veces muy elevadas) o la instant&aacute;nea que, en demasiadas ocasiones, se encuentra inhabilitada.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>En fechas recientes ha sido publicado el informe de los bomberos correspondiente al incendio en los data center de OVH-Estrasburgo de hace justamente un a\u00f1o.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[73],"tags":[],"class_list":["post-16868","post","type-post","status-publish","format-standard","hentry","category-data-center"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Incendio en OVH-7 | PQC<\/title>\n<meta name=\"description\" content=\"En fechas recientes ha sido publicado el informe de los bomberos correspondiente al incendio en los data center de OVH-Estrasburgo de hace justamente un a\u00f1o.\" \/>\n<meta name=\"robots\" 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