{"id":424,"date":"2024-08-10T10:55:22","date_gmt":"2024-08-10T08:55:22","guid":{"rendered":"https:\/\/gezhi-tech.com\/?p=424"},"modified":"2025-09-27T17:50:24","modified_gmt":"2025-09-27T15:50:24","slug":"clause-3-how-to-understand-the-definition-of-protective-impedance","status":"publish","type":"post","link":"https:\/\/gezhi-tech.com\/tr\/clause-3-how-to-understand-the-definition-of-protective-impedance\/","title":{"rendered":"Madde 3 \u2013 \u201cKoruyucu empedans\u201d tan\u0131m\u0131n\u0131n anla\u015f\u0131lmas\u0131"},"content":{"rendered":"koruyucu empedans: Ak\u0131m\u0131n normal kullan\u0131mda ve cihazdaki olas\u0131 ar\u0131za ko\u015fullar\u0131nda g\u00fcvenli bir de\u011ferle s\u0131n\u0131rland\u0131r\u0131lmas\u0131 i\u00e7in s\u0131n\u0131f II yap\u0131lar\u0131n canl\u0131 b\u00f6l\u00fcmleri ile eri\u015filebilir iletken b\u00f6l\u00fcmleri aras\u0131na ba\u011flanan empedans.<br>\n<br>\nDurum 1:<br>\u0130lk durum genellikle adapt\u00f6rle \u00e7al\u0131\u015fan \u00fcr\u00fcnler gibi d\u00fc\u015f\u00fck voltajl\u0131 g\u00fc\u00e7 kayna\u011f\u0131 gerektiren baz\u0131 durumlard\u0131r. Adapt\u00f6r\u00fcn \u00e7\u0131k\u0131\u015f voltaj\u0131 DC12V, DC24V veya DC5V&#8217;dir. DC al\u00e7ak gerilim k\u0131sm\u0131 trafo d\u00f6n\u00fc\u015f\u00fcm\u00fc ve do\u011frultucu ak\u0131m\u0131n\u0131n do\u011frultulmas\u0131 ile elde edildi\u011finden bu al\u00e7ak gerilim k\u0131s\u0131mlar\u0131na genellikle kullan\u0131c\u0131lar taraf\u0131ndan dokunulabilmektedir. Bu nedenle y\u00fcksek gerilim k\u0131sm\u0131 ile gerilim k\u0131sm\u0131n\u0131n etkin bir \u015fekilde izole edilmesinin sa\u011flanmas\u0131 gerekmektedir. Ortak anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 kart\u0131m\u0131zda, EMC iletim testi yap\u0131l\u0131rken, transformat\u00f6r\u00fcn primerinin \u00fcretti\u011fi parazit, primer ve sekonder aras\u0131ndaki parazitik kapasitanstan ge\u00e7erek 150k-30MHz iletilen parazit \u00fcretecek ve sekondere ula\u015facakt\u0131r. Burada, giri\u015fim sinyalinin g\u00fc\u00e7 kayna\u011f\u0131na geri d\u00f6nmesini sa\u011flamak ve giri\u015fimi dengelemek i\u00e7in bir d\u00f6ng\u00fc olu\u015fturmak i\u00e7in Y kapasit\u00f6rlerini kullan\u0131yoruz, aksi takdirde iletim testinin ba\u015far\u0131s\u0131z olmas\u0131na neden olur. Buradaki Y kapasit\u00f6r\u00fc koruyucu bir empedans olu\u015fturur. A\u015fa\u011f\u0131daki \u015fekilde k\u0131rm\u0131z\u0131 kutuda se\u00e7ilen iki Y kapasit\u00f6r koruma empedans\u0131d\u0131r.<br>\n<figure class=\"wp-block-image size-full\"><br>\n<img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"363\" src=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/protective-impedance-in-switch-power-supply.jpg\" alt=\"\" class=\"wp-image-425\" srcset=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/protective-impedance-in-switch-power-supply.jpg 760w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/protective-impedance-in-switch-power-supply-300x143.jpg 300w\" sizes=\"auto, (max-width: 760px) 100vw, 760px\" \/><br>\n<\/figure><br>\n\u0130ki koruyucu empedans, T2 transformat\u00f6r\u00fcn\u00fcn birincil sarg\u0131s\u0131 ile ikincil sarg\u0131s\u0131 aras\u0131na ba\u011flan\u0131r; a\u015fa\u011f\u0131daki \u015fekildeki noktal\u0131 \u00e7izgi 220-240V \u00e7al\u0131\u015fma gerilimi k\u0131sm\u0131 ile d\u00fc\u015f\u00fck \u00e7al\u0131\u015fma gerilimi k\u0131sm\u0131n\u0131n (SELV) ayr\u0131lmas\u0131n\u0131 g\u00f6stermektedir.<br>\n<figure class=\"wp-block-image size-full is-resized\"><br>\n<img loading=\"lazy\" decoding=\"async\" width=\"373\" height=\"245\" src=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/circuit-diagram-for-switch-power-supply.png\" alt=\"\" class=\"wp-image-426\" style=\"width:776px;height:auto\" srcset=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/circuit-diagram-for-switch-power-supply.png 373w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/circuit-diagram-for-switch-power-supply-300x197.png 300w\" sizes=\"auto, (max-width: 373px) 100vw, 373px\" \/><br>\n<\/figure><br>\nDurum 2: Negatif iyon jenerat\u00f6r\u00fcnde kullan\u0131lan koruyucu empedans. A\u015fa\u011f\u0131daki soldaki \u015fekilde g\u00f6sterildi\u011fi gibi beyaz \u00e7izgi y\u00fcksek gerilim \u00e7\u0131k\u0131\u015f ucu, di\u011fer iki \u00e7izgi ise g\u00fc\u00e7 giri\u015f hatlar\u0131d\u0131r.<br>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><figure class=\"wp-block-image size-full\"><br>\n<img loading=\"lazy\" decoding=\"async\" width=\"290\" height=\"476\" src=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/220V-Negative-Ion-Generator-for-Air-Purifier-Accessories-Parts.png\" alt=\"\" class=\"wp-image-427\" srcset=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/220V-Negative-Ion-Generator-for-Air-Purifier-Accessories-Parts.png 290w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/220V-Negative-Ion-Generator-for-Air-Purifier-Accessories-Parts-183x300.png 183w\" sizes=\"auto, (max-width: 290px) 100vw, 290px\" \/><br>\n<\/figure><\/div><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><figure class=\"wp-block-image size-full\"><br>\n<img loading=\"lazy\" decoding=\"async\" width=\"916\" height=\"675\" src=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator.jpg\" alt=\"\" class=\"wp-image-428\" srcset=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator.jpg 916w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-300x221.jpg 300w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-768x566.jpg 768w\" sizes=\"auto, (max-width: 916px) 100vw, 916px\" \/><br>\n<\/figure><\/div><\/div><br>\nA\u015fa\u011f\u0131daki \u015fekil negatif iyon jenerat\u00f6r\u00fcn\u00fcn devre \u015femas\u0131d\u0131r. K\u0131rm\u0131z\u0131 dikd\u00f6rtgenle se\u00e7ilen iki diren\u00e7 tipik koruyucu empedanslard\u0131r.<br>\n<figure class=\"wp-block-image size-large\"><br>\n<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"403\" src=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-circuit-diagram-1024x403.png\" alt=\"\" class=\"wp-image-429\" srcset=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-circuit-diagram-1024x403.png 1024w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-circuit-diagram-300x118.png 300w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-circuit-diagram-768x302.png 768w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-circuit-diagram-1536x604.png 1536w, https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/Negative-ion-generator-circuit-diagram.png 1954w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><br>\n<\/figure><br>\nA\u015fa\u011f\u0131da g\u00f6sterilen resimde CY1 ve CY2 koruyucu empedanslar\u0131 var m\u0131?<br>\n<figure class=\"wp-block-image is-resized\"><br>\n<img decoding=\"async\" src=\"https:\/\/gezhi-tech.com\/wp-content\/uploads\/2024\/08\/is-it-a-protective-impedance.png\" alt=\"\" style=\"width:716px;height:auto\"\/><br>\n<\/figure><br>\nStandart tan\u0131m\u0131na g\u00f6re koruyucu empedans, topraklaman\u0131n oldu\u011fu s\u0131n\u0131f II yap\u0131da kullan\u0131l\u0131r. Buradaki topraklama koruma topraklamas\u0131 olarak tan\u0131mlan\u0131rsa, o zaman CY1 ve CY2&#8217;nin koruma empedans\u0131 olarak tan\u0131mlanamayaca\u011f\u0131 a\u00e7\u0131kt\u0131r, \u00e7\u00fcnk\u00fc koruma empedans\u0131 s\u0131n\u0131f II yap\u0131da kullan\u0131l\u0131r ve burada s\u0131n\u0131f I yap\u0131 vard\u0131r. Burada topraklama ve nbsp;fonksiyonel topraklama olarak tan\u0131mlan\u0131rsa, o zaman iki sorun vard\u0131r. \u00d6ncelikle bu s\u0131n\u0131f I bir yap\u0131d\u0131r, dolay\u0131s\u0131yla CY1 ve CY2 koruma empedans\u0131 olarak tan\u0131mlanamaz. \u0130kincisi, e\u011fer s\u0131n\u0131f II bir yap\u0131 ise, CY1 ve CY2 koruma empedans\u0131 olarak tan\u0131mlanabilir ve bu durumda koruma empedans\u0131n\u0131n ilgili gereksinimlerinin kar\u015f\u0131lanmas\u0131 gerekir. Ki\u015fisel g\u00f6r\u00fc\u015f\u00fcm CY1 ve CY2&#8217;nin koruyucu empedanslar olmad\u0131\u011f\u0131 ve bunlar\u0131 do\u011frudan temel izolasyon olarak g\u00f6rebilece\u011fimiz y\u00f6n\u00fcndedir. Sonu\u00e7ta devre \u015femas\u0131nda g\u00f6sterilen tasar\u0131m standart taraf\u0131ndan kabul edilmiyor mu? ve nbsp;<br>\n<br>\nE\u011fer bunlar koruyucu empedans ise, o zaman madde 22.42 &#8211; &#8220;Koruyucu empedans en az iki ayr\u0131 bile\u015fenden olu\u015facakt\u0131r.&#8221; maddesine uymas\u0131 gerekir.<br>","protected":false},"excerpt":{"rendered":"<p>koruyucu empedans: Ak\u0131m\u0131n normal kullan\u0131mda ve cihazdaki olas\u0131 ar\u0131za ko\u015fullar\u0131nda g\u00fcvenli bir de\u011ferle s\u0131n\u0131rland\u0131r\u0131lmas\u0131 i\u00e7in s\u0131n\u0131f II yap\u0131lar\u0131n canl\u0131 b\u00f6l\u00fcmleri ile eri\u015filebilir iletken b\u00f6l\u00fcmleri aras\u0131na ba\u011flanan empedans. Durum 1:\u0130lk durum genellikle adapt\u00f6rle \u00e7al\u0131\u015fan \u00fcr\u00fcnler gibi d\u00fc\u015f\u00fck voltajl\u0131 g\u00fc\u00e7 kayna\u011f\u0131 gerektiren baz\u0131 durumlard\u0131r. Adapt\u00f6r\u00fcn \u00e7\u0131k\u0131\u015f voltaj\u0131 DC12V, DC24V veya DC5V&#8217;dir. DC al\u00e7ak gerilim k\u0131sm\u0131 trafo d\u00f6n\u00fc\u015f\u00fcm\u00fc&#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-424","post","type-post","status-publish","format-standard","hentry","category-terms-and-definitions"],"translation":{"provider":"WPGlobus","version":"3.0.1","language":"tr","enabled_languages":["en","es","ar","de","ja","fr","ru","th","nl","it","fa","ko","pt","hi","ro","tr","vi","id","zu"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"nl":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"fa":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"ro":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"zu":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/posts\/424","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/comments?post=424"}],"version-history":[{"count":78,"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/posts\/424\/revisions"}],"predecessor-version":[{"id":2085,"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/posts\/424\/revisions\/2085"}],"wp:attachment":[{"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/media?parent=424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/categories?post=424"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gezhi-tech.com\/tr\/wp-json\/wp\/v2\/tags?post=424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}