{"id":1593,"date":"2024-12-28T14:40:36","date_gmt":"2024-12-28T06:40:36","guid":{"rendered":"https:\/\/led.amasly.com\/?p=1593"},"modified":"2024-12-28T14:50:15","modified_gmt":"2024-12-28T06:50:15","slug":"poziadavky-na-zvysenie-teploty-pre-elektricke-zariadenia-odolne-proti-vybuchu-s-iskrovymi-zariadeniami-typu-nr","status":"publish","type":"post","link":"https:\/\/led.amasly.com\/sk\/zariadenia-odolne-proti-vybuchu\/poziadavky-na-zvysenie-teploty-pre-elektricke-zariadenia-odolne-proti-vybuchu-s-iskrovymi-zariadeniami-typu-nr\/","title":{"rendered":"Svetlo odoln\u00e9 proti v\u00fdbuchu: Po\u017eiadavky na zv\u00fd\u0161enie teploty pre elektrick\u00e9 zariadenia typu \u201cnR\u201d odoln\u00e9 vo\u010di plame\u0148om s iskrov\u00fdmi zariadeniami"},"content":{"rendered":"

Zariadenia, ktor\u00e9 za be\u017en\u00fdch prev\u00e1dzkov\u00fdch podmienok vytv\u00e1raj\u00fa iskry, sa konkr\u00e9tne vz\u0165ahuj\u00fa na zariadenia, ktor\u00e9 za be\u017en\u00fdch prev\u00e1dzkov\u00fdch podmienok vytv\u00e1raj\u00fa obl\u00faky a iskry. Ich elektrick\u00e9 vzdialenosti a plaziv\u00e9 vzdialenosti s\u00fa v s\u00falade s priemyseln\u00fdmi bezpe\u010dnostn\u00fdmi normami, \u010d\u00edm sa zabezpe\u010duj\u00fa spo\u013eahliv\u00e9 izola\u010dn\u00e9 vzdialenosti. Ide napr\u00edklad o sp\u00edna\u010de, rel\u00e9 a st\u00fdka\u010de bez opatren\u00ed na ochranu proti v\u00fdbuchu. Ak sa tak\u00e9to elektrick\u00e9 zariadenia aplikuj\u00fa v prostred\u00ed s nebezpe\u010denstvom v\u00fdbuchu z\u00f3ny 2, na ochranu mo\u017eno zv\u00e1\u017ei\u0165 technol\u00f3giu \u201cnR\u201d s obmedzen\u00fdm d\u00fdchan\u00edm v nev\u00fdbu\u0161nom kryte. <\/p>\n\n\n\n

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

Zariadenia s obmedzen\u00fdm d\u00fdchan\u00edm s be\u017en\u00fdmi obl\u00fakov\u00fdmi alebo iskriv\u00fdmi zariadeniami by mali obmedzi\u0165 rozpt\u00fdlen\u00fd v\u00fdkon tak, aby n\u00e1rast teploty na vonkaj\u0161ej strane krytu zariadenia po\u010das be\u017enej prev\u00e1dzky neprekro\u010dil 20 K nad teplotu okolia. Je to preto, \u017ee ak je vn\u00fatorn\u00e1 teplota vzduchu v kryte pr\u00edli\u0161 vysok\u00e1, zvy\u0161uje sa riziko vniknutia v\u00fdbu\u0161n\u00e9ho plynu do krytu pri vypnut\u00ed zariadenia, to znamen\u00e1, \u017ee sa ur\u00fdch\u013euje \u201cd\u00fdchac\u00ed\u201d efekt krytu nev\u00fdbu\u0161n\u00e9ho elektrick\u00e9ho zariadenia. Preto sa neodpor\u00fa\u010da pou\u017e\u00edva\u0165 kryt s obmedzen\u00fdm d\u00fdchan\u00edm, aby sa zabr\u00e1nilo vznieteniu iskrov\u00fdch kontaktov.<\/p>","protected":false},"excerpt":{"rendered":"

Devices that produce sparks under normal operating conditions specifically refer to equipment that generates arcs and sparks under normal operating conditions. Their electrical clearances and creepage distances comply with industrial safety standards, ensuring reliable insulation distances. For instance, switches, relays, and contactors without explosion-proof protection measures. When such electrical equipment is applied in Zone 2 […]<\/p>\n","protected":false},"author":1,"featured_media":1594,"comment_status":"closed","ping_status":"closed","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-1593","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\/2024\/12\/nR-type-explosion-proof-luminaire.png",633,419,false],"thumbnail":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire-150x150.png",150,150,true],"medium":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire-300x199.png",300,199,true],"medium_large":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire.png",633,419,false],"large":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire.png",633,419,false],"1536x1536":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire.png",633,419,false],"2048x2048":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire.png",633,419,false],"trp-custom-language-flag":["https:\/\/led.amasly.com\/wp-content\/uploads\/2024\/12\/nR-type-explosion-proof-luminaire.png",18,12,false]},"uagb_author_info":{"display_name":"Joe","author_link":"https:\/\/led.amasly.com\/sk\/author\/jacklin\/"},"uagb_comment_info":0,"uagb_excerpt":"Devices that produce sparks under normal operating conditions specifically refer to equipment that generates arcs and sparks under normal operating conditions. Their electrical clearances and creepage distances comply with industrial safety standards, ensuring reliable insulation distances. For instance, switches, relays, and contactors without explosion-proof protection measures. When such electrical equipment is applied in Zone 2…","_links":{"self":[{"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/posts\/1593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/comments?post=1593"}],"version-history":[{"count":1,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/posts\/1593\/revisions"}],"predecessor-version":[{"id":1595,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/posts\/1593\/revisions\/1595"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/media\/1594"}],"wp:attachment":[{"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/media?parent=1593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/categories?post=1593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/led.amasly.com\/sk\/wp-json\/wp\/v2\/tags?post=1593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}