{"id":36964,"date":"2022-06-14T14:49:20","date_gmt":"2022-06-14T12:49:20","guid":{"rendered":"https:\/\/circutor.com\/?p=36964"},"modified":"2023-05-11T13:47:09","modified_gmt":"2023-05-11T11:47:09","slug":"que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio","status":"publish","type":"post","link":"https:\/\/circutor.com\/ca\/articles\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\/","title":{"rendered":"Qu\u00e8 cal revisar per comprovar la qualitat de subministrament de la teva instal\u00b7laci\u00f3?"},"content":{"rendered":"<div class=\"wpb-content-wrapper\" id=\"wpb-content-root\"><p>[vc_row][vc_column][vc_column_text]A les instal\u00b7lacions el\u00e8ctriques \u00e9s molt habitual que apareguin problemes. Algunes s\u00f3n les aturades de maquin\u00e0ria, els trets de les proteccions o el deteriorament d&#8217;equips electr\u00f2nics sensibles a pertorbacions a la xarxa, com ara aut\u00f2mats o variadors.<\/p>\n<p>[vc_empty_space height=\u00bb10px\u00bb][\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_single_image image=\u00bb1786&#8243; img_size=\u00bblarge\u00bb alignment=\u00bbcenter\u00bb][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text][vc_empty_space height=\u00bb20px\u00bb]<\/p>\n<p>Una mala qualitat de subministrament de la tensi\u00f3 en una instal\u00b7laci\u00f3 pot ser provocada per causes internes o externes. Si la vostra instal\u00b7laci\u00f3 est\u00e0 molt allunyada del centre de transformaci\u00f3, per exemple, pot ser que us arribi una tensi\u00f3 m\u00e9s baixa de la normal, provocant aturades aleat\u00f2ries d&#8217;alguns equips. Si, per contra, et trobes molt a prop del centre de transformaci\u00f3, podries arribar a tenir una tensi\u00f3 m\u00e9s elevada del normal. \u00c9s el que s&#8217;ent\u00e9n per sobretensi\u00f3 permanent, que podria arribar a fer malb\u00e9 els components electr\u00f2nics sensibles.<\/p>\n<p>[vc_empty_space height=\u00bb5px\u00bb]<\/p>\n<p>Per mesurar la qualitat del senyal no nom\u00e9s s&#8217;avalua el valor d&#8217;amplitud de la tensi\u00f3, sin\u00f3 que tamb\u00e9 s&#8217;examinen altres par\u00e0metres el\u00e8ctrics, com ara la freq\u00fc\u00e8ncia, el flicker, els harm\u00f2nics, la taxa de distorsi\u00f3 harm\u00f2nica (THD) en tensi\u00f3 i corrent , el desequilibri entre les fases i els propis esdeveniments de qualitat com a sobretensions, buits i talls.<\/p>\n<p>ty_space height=\u00bb5px\u00bb]<\/p>\n<p>S\u00f3n molt diferents els problemes que poden apar\u00e8ixer a les instal\u00b7lacions el\u00e8ctriques. Per avaluar-ne la qualitat, cal que et fixis en una s\u00e8rie de variables, no nom\u00e9s en l&#8217;amplitud de la tensi\u00f3.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=\u00bb2\/3&#8243;][vc_column_text][vc_empty_space height=\u00bb40px\u00bb]<\/p>\n<p>La normativa aplicable<\/p>\n<p>La norma de qualitat EN50160, basada en c\u00e0lculs estad\u00edstics dels valors registrats, generalment, cada 10 minuts, indica els l\u00edmits permesos a cadascuna de les variables registrades per assegurar la qualitat de subministrament. Aix\u00f2, independentment que el subministrament provingui duna companyia el\u00e8ctrica o de qualsevol altra font denergia.<\/p>\n<p>[vc_empty_space height=\u00bb20px\u00bb][\/vc_column_text][\/vc_column][vc_column width=\u00bb1\/3&#8243;][vc_column_text][vc_empty_space height=\u00bb40px\u00bb][\/vc_column_text][vc_single_image image=\u00bb23932&#8243; alignment=\u00bbcenter\u00bb css=\u00bb.vc_custom_1655202536959{border-radius: 1px !important;}\u00bb][\/vc_column][\/vc_row][vc_row][vc_column][vc_single_image image=\u00bb24462&#8243; img_size=\u00bbfull\u00bb alignment=\u00bbcenter\u00bb onclick=\u00bbzoom\u00bb][vc_column_text]<\/p>\n<p style=\"text-align: center;\">Gr\u00e0fica esdeveniments de qualitat<\/p>\n<p style=\"text-align: center;\">[vc_empty_space height=\u00bb20px\u00bb]<\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=\u00bb1\/2&#8243;][vc_column_text]Depenent de la variable el\u00e8ctrica, els l\u00edmits exigits i el per\u00edode dan\u00e0lisi per a lacceptaci\u00f3 segons la norma pot variar.<\/p>\n<p>&nbsp;<\/p>\n<p>Per exemple, per a xarxes de 230Vca i 50Hz:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>Els valors de freq\u00fc\u00e8ncia registrada cada 10 segons han d&#8217;estar entre 49,5-50,5 Hz el 99,5% del temps i entre 47-52Hz el 100% del temps.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>El 95% dels valors registrats cada 10 minuts de tensi\u00f3 fase-neutre han d&#8217;estar entre 207-253V i el 100% dels valors entre 195,5-253V.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>El 95% dels valors registrats cada 10 minuts de tensi\u00f3 fase-fase han d&#8217;estar entre 358,53-438,21V i el 100% dels valors entre 338,62-438,21V.<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][vc_column width=\u00bb1\/2&#8243;][vc_column_text]\u2022\u00a0 En cuanto a la lectura, en el 95% de los valores RMS promediados cada 10 min el desequilibrio U2 entre fases (entre la componente de fase negativa U2 y la componente de fase positiva U1) debe ser, como m\u00e1ximo del 2 %.<\/p>\n<p>\u2022\u00a0 Los eventos de calidad deben ser valores RMS y tener una duraci\u00f3n igual o superior a \u00bd ciclo (10 ms en redes de 50Hz y 8 ms en redes de 60Hz). Los eventos se clasifican como sobretensiones, huecos o interrupciones en funci\u00f3n del valor m\u00e1ximo o m\u00ednimo que hayan alcanzado.<\/p>\n<p>\u2022\u00a0 Los eventos de calidad se pueden agrupar en tablas, seg\u00fan la duraci\u00f3n que han tenido, y mostrarse en diferentes tipos de gr\u00e1ficas seg\u00fan la amplitud y la duraci\u00f3n.<\/p>\n<ul>\n<li>Pel que fa a la lectura, en el 95% dels valors RMS amitjanats cada 10 min el desequilibri U2 entre fases (entre la component de fase negativa U2 i la component de fase positiva U1) ha de ser, com a m\u00e0xim del 2 %.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>Els esdeveniments de qualitat han de ser valors RMS i tenir una durada igual o superior a \u00bd cicle (10 ms a xarxes de 50Hz i 8 ms a xarxes de 60Hz). Els esdeveniments es classifiquen com a sobretensions, buits o interrupcions en funci\u00f3 del valor m\u00e0xim o m\u00ednim que hagin assolit.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>Els esdeveniments de qualitat es poden agrupar en taules, segons la durada que han tingut, i mostrar-se en diferents tipus de gr\u00e0fics segons l&#8217;amplitud i la durada.<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text][vc_empty_space height=\u00bb30px\u00bb][\/vc_column_text][vc_single_image image=\u00bb24609&#8243; img_size=\u00bbfull\u00bb alignment=\u00bbcenter\u00bb onclick=\u00bbzoom\u00bb][vc_column_text]<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #426da8;\"><strong>Curva ITIC<\/strong><\/span><\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text][vc_empty_space height=\u00bb5px\u00bb]<\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 14pt;\"><strong><span style=\"color: #75787b;\">Descubre nuestra completa gama de analizadores de redes el\u00e9ctricas con calidad de suministro que sirven para comprobar, la calidad de la tensi\u00f3n en el punto de instalaci\u00f3n.<\/span><\/strong><\/span><\/p>\n<p>[vc_empty_space height=\u00bb20px\u00bb][\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=\u00bb1\/2&#8243;][vc_single_image image=\u00bb24424&#8243; img_size=\u00bbfull\u00bb alignment=\u00bbcenter\u00bb onclick=\u00bbcustom_link\u00bb img_link_target=\u00bb_blank\u00bb link=\u00bbhttps:\/\/circutor.com\/productos\/medida-y-control\/analizadores-de-redes-portatiles\/analizadores-de-red-portatiles\/serie\/myebox\/\u00bb][vc_column_text]MYeBOX. Analitzador de xarxes port\u00e0til trif\u00e0sic amb registre d&#8217;esdeveniments de qualitat i transitoris[\/vc_column_text][\/vc_column][vc_column width=\u00bb1\/2&#8243;][vc_single_image image=\u00bb24432&#8243; img_size=\u00bbfull\u00bb alignment=\u00bbcenter\u00bb onclick=\u00bbcustom_link\u00bb img_link_target=\u00bb_blank\u00bb link=\u00bbhttps:\/\/circutor.com\/productos\/medida-y-control\/analizadores-de-redes-fijos\/analizador-de-redes-y-calidad-de-suministro\/serie\/cvm-a\/\u00bb][vc_column_text]CVM-A1500. Analitzador de xarxes amb registre d&#8217;esdeveniments de qualitat i transitoris Certificat de Calibratge Classe A (IEC 61000-4-30 Ed.2)[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text]A les instal\u00b7lacions el\u00e8ctriques \u00e9s molt habitual que apareguin problemes. Algunes s\u00f3n les aturades de maquin\u00e0ria, els trets de les proteccions o el deteriorament d&#8217;equips electr\u00f2nics sensibles a pertorbacions a la xarxa, com ara aut\u00f2mats o variadors. [vc_empty_space height=\u00bb10px\u00bb][\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_single_image image=\u00bb1786&#8243; img_size=\u00bblarge\u00bb alignment=\u00bbcenter\u00bb][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text][vc_empty_space height=\u00bb20px\u00bb] Una mala qualitat de subministrament de la tensi\u00f3 en una instal\u00b7laci\u00f3 pot [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":31269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[3710],"tags":[3720,3722],"class_list":["post-36964","post","type-post","status-publish","format-standard","hentry","category-articles","tag-analisi-installacions","tag-qualitat-de-xarxa"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Qu\u00e8 cal revisar per comprovar la qualitat de subministrament de la teva instal\u00b7laci\u00f3? - CIRCUTOR<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/circutor.com\/ca\/articles\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Qu\u00e8 cal revisar per comprovar la qualitat de subministrament de la teva instal\u00b7laci\u00f3? - CIRCUTOR\" \/>\n<meta property=\"og:description\" content=\"[vc_row][vc_column][vc_column_text]A les instal\u00b7lacions el\u00e8ctriques \u00e9s molt habitual que apareguin problemes. Algunes s\u00f3n les aturades de maquin\u00e0ria, els trets de les proteccions o el deteriorament d&#8217;equips electr\u00f2nics sensibles a pertorbacions a la xarxa, com ara aut\u00f2mats o variadors. [vc_empty_space height=\u00bb10px\u00bb][\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_single_image image=\u00bb1786&#8243; img_size=\u00bblarge\u00bb alignment=\u00bbcenter\u00bb][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text][vc_empty_space height=\u00bb20px\u00bb] Una mala qualitat de subministrament de la tensi\u00f3 en una instal\u00b7laci\u00f3 pot [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/circutor.com\/ca\/articles\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\/\" \/>\n<meta property=\"og:site_name\" content=\"CIRCUTOR\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/CIRCUTOR.ES\" \/>\n<meta property=\"article:published_time\" content=\"2022-06-14T12:49:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-05-11T11:47:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/circutor.com\/wp-content\/uploads\/2021\/01\/FSB_Cementera.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Circutor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@circutor\" \/>\n<meta name=\"twitter:site\" content=\"@circutor\" \/>\n<meta name=\"twitter:label1\" content=\"Escrit per\" \/>\n\t<meta name=\"twitter:data1\" content=\"Circutor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Temps estimat de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minuts\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/\"},\"author\":{\"name\":\"Circutor\",\"@id\":\"https:\\\/\\\/circutor.com\\\/#\\\/schema\\\/person\\\/234a865ed449be1116408bdfdf6f576a\"},\"headline\":\"Qu\u00e8 cal revisar per comprovar la qualitat de subministrament de la teva instal\u00b7laci\u00f3?\",\"datePublished\":\"2022-06-14T12:49:20+00:00\",\"dateModified\":\"2023-05-11T11:47:09+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/\"},\"wordCount\":1049,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/circutor.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/circutor.com\\\/wp-content\\\/uploads\\\/2021\\\/01\\\/FSB_Cementera.jpg\",\"keywords\":[\"An\u00e0lisi instal\u00b7lacions\",\"Qualitat de xarxa\"],\"articleSection\":[\"Articles\"],\"inLanguage\":\"ca\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/\",\"url\":\"https:\\\/\\\/circutor.com\\\/ca\\\/articles\\\/que-cal-revisar-per-comprovar-la-qualitat-de-subministrament-de-la-teva-installacio\\\/\",\"name\":\"Qu\u00e8 cal revisar per comprovar la qualitat de subministrament de la teva instal\u00b7laci\u00f3? 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Algunes s\u00f3n les aturades de maquin\u00e0ria, els trets de les proteccions o el deteriorament d&#8217;equips electr\u00f2nics sensibles a pertorbacions a la xarxa, com ara aut\u00f2mats o variadors. 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