{"id":1616,"date":"2025-01-01T20:38:48","date_gmt":"2025-01-01T12:38:48","guid":{"rendered":"https:\/\/led.amasly.com\/?p=1616"},"modified":"2025-05-26T20:25:17","modified_gmt":"2025-05-26T12:25:17","slug":"nevybusne-svitilnyzvlastni-pozadavky-na-teplotu-okolniho-prostredi-pro-nehorlava-elektricka-zarizeni","status":"publish","type":"post","link":"https:\/\/led.amasly.com\/cs\/zarizeni-odolna-proti-vybuchu\/nevybusne-svitilnyzvlastni-pozadavky-na-teplotu-okolniho-prostredi-pro-nehorlava-elektricka-zarizeni\/","title":{"rendered":"Nev\u00fdbu\u0161n\u00e9 lampy - Zvl\u00e1\u0161tn\u00ed po\u017eadavky na teplotu okol\u00ed neho\u0159lav\u00fdch elektrick\u00fdch za\u0159\u00edzen\u00ed"},"content":{"rendered":"

nev\u00fdbu\u0161n\u00e9 lampy Teplota okol\u00ed ozna\u010duje teplotu vzduchu nebo jin\u00e9ho m\u00e9dia obklopuj\u00edc\u00edho za\u0159\u00edzen\u00ed nebo sou\u010d\u00e1stku.<\/p>\n\n\n\n

\"\"<\/a><\/figure><\/div>\n\n\n\n

Za norm\u00e1ln\u00edch okolnost\u00ed by okoln\u00ed teplota pro provoz za\u0159\u00edzen\u00ed m\u011bla b\u00fdt -20 a\u017e 40 \u2103. V takov\u00fdch p\u0159\u00edpadech nen\u00ed nutn\u00e9 \u017e\u00e1dn\u00e9 dal\u0161\u00ed zna\u010den\u00ed okoln\u00ed teploty. Pokud se v\u0161ak p\u0159edpokl\u00e1d\u00e1, \u017ee za\u0159\u00edzen\u00ed bude pou\u017e\u00edv\u00e1no v prost\u0159ed\u00ed mimo tento teplotn\u00ed rozsah, pova\u017euje se to za zvl\u00e1\u0161tn\u00ed situaci. Ozna\u010den\u00ed by m\u011blo obsahovat symbol Ta nebo Tamb spolu s horn\u00ed a doln\u00ed hranic\u00ed okoln\u00ed teploty. Pokud to nen\u00ed mo\u017en\u00e9, m\u011bl by symbol \u201cX\u201d ozna\u010dovat zvl\u00e1\u0161tn\u00ed provozn\u00ed podm\u00ednky v\u010detn\u011b horn\u00ed a doln\u00ed hranice okoln\u00ed teploty. To znamen\u00e1, \u017ee po\u017eadavek na teplotu okol\u00ed -20 a\u017e 40 \u2103 pro za\u0159\u00edzen\u00ed obvykle nemus\u00ed b\u00fdt na v\u00fdrobn\u00edm \u0161t\u00edtku ani v certifik\u00e1tu nev\u00fdbu\u0161nosti vyzna\u010den. Pokud je v\u0161ak za\u0159\u00edzen\u00ed ur\u010deno pro pou\u017eit\u00ed v jin\u00e9m rozsahu okoln\u00ed teploty, mus\u00ed to b\u00fdt vyzna\u010deno na v\u00fdrobn\u00edm \u0161t\u00edtku a v certifik\u00e1tu v\u00fdrobku a uvedeno v u\u017eivatelsk\u00e9 p\u0159\u00edru\u010dce.<\/p>\n\n\n\n

Jak\u00e9 jsou zvl\u00e1\u0161tn\u00ed po\u017eadavky na teplotu okol\u00ed pro neho\u0159lav\u00e1 elektrick\u00e1 za\u0159\u00edzen\u00ed a nev\u00fdbu\u0161n\u00e9 lampy?<\/p>\n\n\n\n

Za prv\u00e9, n\u00edzk\u00e1 teplota m\u00e1 vliv na v\u00fdbuchov\u00fd tlak a odpov\u00eddaj\u00edc\u00ed p\u0159edpisy jsou:<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

Pokud je okoln\u00ed teplota ni\u017e\u0161\u00ed ne\u017e -20 \u2103, m\u011bl by se referen\u010dn\u00ed tlak m\u011b\u0159it n\u00edzkoteplotn\u00edmi nebo p\u0159edtlakov\u00fdmi metodami. Takto z\u00edskan\u00fd referen\u010dn\u00ed tlak je mnohem vy\u0161\u0161\u00ed ne\u017e tlak m\u011b\u0159en\u00fd za norm\u00e1ln\u00ed teploty a tlaku. <\/p>\n\n\n\n

Po\u017eadavky na pevnost kryt\u016f elektrick\u00fdch za\u0159\u00edzen\u00ed v prost\u0159ed\u00ed s n\u00edzk\u00fdmi teplotami jsou proto vy\u0161\u0161\u00ed, co\u017e je t\u0159eba zohlednit p\u0159i n\u00e1vrhu.<\/p>\n\n\n\n

Za druh\u00e9, vliv vysok\u00e9 teploty na zkou\u0161ku ne\u0161\u00ed\u0159en\u00ed vnit\u0159n\u00edho vzn\u00edcen\u00ed a odpov\u00eddaj\u00edc\u00ed p\u0159edpisy:<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

To znamen\u00e1, \u017ee pokud je okoln\u00ed teplota vy\u0161\u0161\u00ed ne\u017e 60 \u2103, m\u011bla by b\u00fdt zkou\u0161ka ne\u0161\u00ed\u0159en\u00ed vnit\u0159n\u00edho vzn\u00edcen\u00ed provedena pomoc\u00ed vysok\u00e9 teploty nebo p\u0159edb\u011b\u017en\u00e9ho natlakov\u00e1n\u00ed. Takto vznikl\u00fd v\u00fdbuchov\u00fd tlak je vy\u0161\u0161\u00ed ne\u017e p\u0159i norm\u00e1ln\u00ed teplot\u011b a tlaku. <\/p>\n\n\n\n

Za\u0159\u00edzen\u00ed, kter\u00e9 projde zkou\u0161kou p\u0159i norm\u00e1ln\u00ed teplot\u011b a tlaku, nemus\u00ed proj\u00edt zkou\u0161kou ne\u0161\u00ed\u0159en\u00ed vnit\u0159n\u00edho vzn\u00edcen\u00ed p\u0159i p\u0159edb\u011b\u017en\u00e9m natlakov\u00e1n\u00ed. To klade vy\u0161\u0161\u00ed po\u017eadavky na d\u00e9lku, mezeru a pevnost pl\u00e1\u0161t\u011b povrchu neho\u0159lav\u00e9ho spoje u za\u0159\u00edzen\u00ed pou\u017e\u00edvan\u00fdch v prost\u0159ed\u00ed s vysokou teplotou. Tyto faktory by m\u011bly b\u00fdt zohledn\u011bny b\u011bhem procesu n\u00e1vrhu.<\/p>","protected":false},"excerpt":{"rendered":"

explosion proof lamps Ambient temperature refers to the temperature of the air or other medium surrounding the equipment or component. Under normal circumstances, the ambient temperature for equipment operation should be -20 to 40 \u2103. In such cases, no additional ambient temperature marking is required. However, when the equipment is expected to be used in […]<\/p>\n","protected":false},"author":1,"featured_media":1617,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[],"class_list":["post-1616","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-explosion-proof-equipment"],"uagb_featured_image_src":{"full":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1.png",1080,694,false],"thumbnail":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1-150x150.png",150,150,true],"medium":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1-300x193.png",300,193,true],"medium_large":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1-768x494.png",768,494,true],"large":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1-1024x658.png",1024,658,true],"1536x1536":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1.png",1080,694,false],"2048x2048":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1.png",1080,694,false],"trp-custom-language-flag":["https:\/\/led.amasly.com\/wp-content\/uploads\/2025\/01\/1.png",18,12,false]},"uagb_author_info":{"display_name":"Joe","author_link":"https:\/\/led.amasly.com\/cs\/author\/jacklin\/"},"uagb_comment_info":0,"uagb_excerpt":"explosion proof lamps Ambient temperature refers to the temperature of the air or other medium surrounding the equipment or component. Under normal circumstances, the ambient temperature for equipment operation should be -20 to 40 \u2103. In such cases, no additional ambient temperature marking is required. However, when the equipment is expected to be used in…","_links":{"self":[{"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/posts\/1616","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/comments?post=1616"}],"version-history":[{"count":2,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/posts\/1616\/revisions"}],"predecessor-version":[{"id":3995,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/posts\/1616\/revisions\/3995"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/media\/1617"}],"wp:attachment":[{"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/media?parent=1616"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/categories?post=1616"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/led.amasly.com\/cs\/wp-json\/wp\/v2\/tags?post=1616"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}