{"id":4233,"date":"2020-04-15T06:42:33","date_gmt":"2020-04-15T06:42:33","guid":{"rendered":"https:\/\/www.vyrobcikabelu.cz\/normy-rady-navody\/dimenzovani-instalacnich-kabelu\/"},"modified":"2020-04-21T06:53:00","modified_gmt":"2020-04-21T06:53:00","slug":"dimenzovani-instalacnich-kabelu","status":"publish","type":"page","link":"https:\/\/www.vyrobcikabelu.cz\/sk\/normy-rady-navody\/dimenzovani-instalacnich-kabelu\/","title":{"rendered":"Dimenzov\u00e1n\u00ed instala\u010dn\u00edch kabel\u016f"},"content":{"rendered":"<h2>Dimenzov\u00e1n\u00ed instala\u010dn\u00edch kabel\u016f s pevn\u00fdm m\u011bd\u011bn\u00fdmi a hlin\u00edkov\u00fdmi j\u00e1dry \u2013 proudov\u00e1 zat\u00ed\u017eitelnost<\/h2>\n<h3><strong>Technick\u00fd n\u00e1vod<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<h2>1. Navrhov\u00e1n\u00ed elektrick\u00fdch rozvod\u016f:<\/h2>\n<ul style=\"list-style-type: square;\">\n<li>volba spr\u00e1vn\u00e9ho druhu vodi\u010de, dle dan\u00e9ho prost\u0159ed\u00ed nebo provozn\u00edch podm\u00ednek;<\/li>\n<li>vhodn\u00fd zp\u016fsob ulo\u017een\u00ed vodi\u010de;<\/li>\n<li>stanoven\u00ed pot\u0159ebn\u00e9ho pr\u016f\u0159ezu vodi\u010de.<\/li>\n<\/ul>\n<h2>2. Hlediska pro spr\u00e1vnou funkci vodi\u010de p\u0159i jeho n\u00e1vrhu:<\/h2>\n<ul style=\"list-style-type: square;\">\n<li>dovolen\u00e1 provozn\u00ed teplota (proudov\u00e1 zat\u00ed\u017eitelnost);<\/li>\n<li>mechanick\u00e9 nam\u00e1h\u00e1n\u00ed;<\/li>\n<li>spr\u00e1vn\u00e1 funkce p\u0159ed\u0159adn\u00e9ho ji\u0161t\u011bn\u00ed (ochran);<\/li>\n<li>\u00fa\u010dinky zkratov\u00fdch proud\u016f;<\/li>\n<li>dovolen\u00fd \u00fabytek nap\u011bt\u00ed.<\/li>\n<\/ul>\n<h2>3. Definice:<\/h2>\n<p><strong>Dovolen\u00fd proud:<\/strong> proud, kter\u00fd m\u00e1 b\u00fdt jak\u00fdmkoli vodi\u010dem za norm\u00e1ln\u00edho provozu veden, aby nebyla p\u0159ekro\u010dena teplotn\u00ed mez pro izolaci.<br \/>\n<strong>Dovolen\u00e1 provozn\u00ed teplota:<\/strong> teplota vodi\u010de, kter\u00e1 je stanovena pro hospod\u00e1rnou \u017eivotnost vodi\u010de nebo kabelu.<\/p>\n<h2>4. Dovolen\u00e1 provozn\u00ed teplota:<\/h2>\n<p>Teplota, kter\u00e1 z\u00e1vis\u00ed na typu izolace, na provozn\u00edch podm\u00ednk\u00e1ch, na proudov\u00e9m zat\u00ed\u017een\u00ed, teplot\u011b prost\u0159ed\u00ed. V p\u0159\u00edpad\u011b, \u017ee je vodi\u010d um\u00edst\u011bn venku, m\u00e1 vliv i slune\u010dn\u00ed z\u00e1\u0159en\u00ed a pokud je vodi\u010d\u016f v\u00edce pohromad\u011b, navz\u00e1jem se otepluj\u00ed. Ka\u017ed\u00fd vodi\u010d mus\u00ed b\u00fdt schopen trvale p\u0159en\u00e1\u0161et jmenovit\u00fd proud tak, aby nedoch\u00e1zelo k nadm\u011brn\u00e9mu oteplen\u00ed vodi\u010de. Vodi\u010d se zah\u0159\u00edv\u00e1 v d\u016fsledku toho, \u017ee j\u00edm proch\u00e1z\u00ed proud a toto teplo p\u0159ech\u00e1z\u00ed z vodi\u010de na jeho okol\u00ed. Vodi\u010d se zah\u0159\u00edv\u00e1 t\u00edm v\u00edce, \u010d\u00edm v\u011bt\u0161\u00ed proud j\u00edm proch\u00e1z\u00ed a \u010d\u00edm v\u00edce tepeln\u011b izola\u010dn\u00ed bari\u00e9ry br\u00e1n\u00ed v p\u0159echodu tepla do okol\u00ed.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-4229 aligncenter\" src=\"https:\/\/www.vyrobcikabelu.cz\/wp-content\/uploads\/2020\/04\/tab1-dimenzovani-kabelu.jpg\" alt=\"\" width=\"1180\" height=\"373\" srcset=\"https:\/\/www.vyrobcikabelu.cz\/wp-content\/uploads\/2020\/04\/tab1-dimenzovani-kabelu.jpg 1180w, https:\/\/www.vyrobcikabelu.cz\/wp-content\/uploads\/2020\/04\/tab1-dimenzovani-kabelu-300x95.jpg 300w, https:\/\/www.vyrobcikabelu.cz\/wp-content\/uploads\/2020\/04\/tab1-dimenzovani-kabelu-768x243.jpg 768w, https:\/\/www.vyrobcikabelu.cz\/wp-content\/uploads\/2020\/04\/tab1-dimenzovani-kabelu-1024x324.jpg 1024w\" sizes=\"(max-width: 1180px) 100vw, 1180px\" \/><\/p>\n<h2>\u00a0<\/h2>\n<h2>Dal\u0161\u00ed kapitoly technick\u00e9ho n\u00e1vodu:<\/h2>\n<p>5. Dovolen\u00e9 proudy v Amp\u00e9rech<\/p>\n<p>6. Dovolen\u00e9 proudov\u00e9 zat\u00ed\u017een\u00ed<\/p>\n<p>7. V\u00fdpo\u010det pot\u0159ebn\u00e9ho pr\u016f\u0159ezu vodi\u010de<\/p>\n<p style=\"text-align: left;\"><a href=\"https:\/\/www.vyrobcikabelu.cz\/wp-content\/uploads\/2020\/04\/dimenzovani-instalacnich-kabelu.pdf\"><span class=\"format-article-button\">P\u0158E\u010c\u00cdST CEL\u00dd TECHNICK\u00dd N\u00c1VOD (PDF)<\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong><em>Ing. Radek Vrzal<br \/>\nExpert Technick\u00e9ho t\u00fdmu a Centra technick\u00e9 normalizace<br \/>\nKabex<br \/>\n<\/em><\/strong><\/p>\n<p><em>duben 2019<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dimenzov\u00e1n\u00ed instala\u010dn\u00edch kabel\u016f s pevn\u00fdm m\u011bd\u011bn\u00fdmi a hlin\u00edkov\u00fdmi j\u00e1dry \u2013 proudov\u00e1 zat\u00ed\u017eitelnost Technick\u00fd n\u00e1vod &nbsp; 1. Navrhov\u00e1n\u00ed elektrick\u00fdch rozvod\u016f: volba spr\u00e1vn\u00e9ho druhu vodi\u010de, dle dan\u00e9ho prost\u0159ed\u00ed nebo provozn\u00edch podm\u00ednek; vhodn\u00fd zp\u016fsob ulo\u017een\u00ed vodi\u010de; stanoven\u00ed pot\u0159ebn\u00e9ho pr\u016f\u0159ezu vodi\u010de. 2. Hlediska pro &hellip; <a href=\"https:\/\/www.vyrobcikabelu.cz\/sk\/normy-rady-navody\/dimenzovani-instalacnich-kabelu\/\">Pokra\u010dova\u0165<\/a><\/p>\n","protected":false},"author":51,"featured_media":2437,"parent":1227,"menu_order":39,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Dimenzov\u00e1n\u00ed instala\u010dn\u00edch kabel\u016f - AVK<\/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:\/\/www.vyrobcikabelu.cz\/sk\/normy-rady-navody\/dimenzovani-instalacnich-kabelu\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dimenzov\u00e1n\u00ed instala\u010dn\u00edch kabel\u016f - AVK\" \/>\n<meta property=\"og:description\" content=\"Dimenzov\u00e1n\u00ed instala\u010dn\u00edch kabel\u016f s pevn\u00fdm m\u011bd\u011bn\u00fdmi a hlin\u00edkov\u00fdmi j\u00e1dry \u2013 proudov\u00e1 zat\u00ed\u017eitelnost Technick\u00fd n\u00e1vod &nbsp; 1. Navrhov\u00e1n\u00ed elektrick\u00fdch rozvod\u016f: volba spr\u00e1vn\u00e9ho druhu vodi\u010de, dle dan\u00e9ho prost\u0159ed\u00ed nebo provozn\u00edch podm\u00ednek; vhodn\u00fd zp\u016fsob ulo\u017een\u00ed vodi\u010de; stanoven\u00ed pot\u0159ebn\u00e9ho pr\u016f\u0159ezu vodi\u010de. 2. 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Navrhov\u00e1n\u00ed elektrick\u00fdch rozvod\u016f: volba spr\u00e1vn\u00e9ho druhu vodi\u010de, dle dan\u00e9ho prost\u0159ed\u00ed nebo provozn\u00edch podm\u00ednek; vhodn\u00fd zp\u016fsob ulo\u017een\u00ed vodi\u010de; stanoven\u00ed pot\u0159ebn\u00e9ho pr\u016f\u0159ezu vodi\u010de. 2. 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