{"id":1084,"count":1,"description":"<h2>Nap\u00e1jac\u00ed zdroj pre kontrolu pr\u00edstupu \u2013 \u010co to je?<\/h2>\r\n<p>\r\n<strong>Nap\u00e1jac\u00ed zdroj pre kontrolu pr\u00edstupu<\/strong> je elektrick\u00e9 zariadenie, ktor\u00e9 premie\u0148a sie\u0165ov\u00e9 nap\u00e4tie (zvy\u010dajne AC \u2013 striedav\u00fd pr\u00fad) na n\u00edzke DC nap\u00e4tie (jednosmern\u00fd pr\u00fad) potrebn\u00e9 na prev\u00e1dzku syst\u00e9mov kontroly pr\u00edstupu. Poskytuje stabiln\u00e9 nap\u00e1janie zariadeniam, ako s\u00fa elektrick\u00e9 z\u00e1mky, \u010d\u00edta\u010dky kariet a kontrol\u00e9ry. Tieto nap\u00e1jacie zdroje s\u00fa \u010dasto vybaven\u00e9 ochrann\u00fdmi funkciami, ako je prep\u00e4\u0165ov\u00e1 ochrana, filtrovanie a stabiliz\u00e1cia nap\u00e4tia, \u010d\u00edm sa zabezpe\u010duje spo\u013eahliv\u00fd v\u00fdkon a dlhodob\u00e1 \u017eivotnos\u0165 pripojen\u00fdch komponentov.\r\n<\/p>\r\n\r\n<img src=\"https:\/\/cdn.hdwrglobal.com\/b2b\/SecureEntry-PS40-3A\/PHOTOS\/kategoria%2C%20global.jpg\" alt=\"Nap\u00e1jac\u00ed zdroj pre kontrolu pr\u00edstupu SecureEntry-PS40-3A od HDWR\" \/>\r\n\r\n<h2>Ako to funguje?<\/h2>\r\n<p>\r\nNajprv prebieha takzvan\u00e1 <strong>konverzia nap\u00e4tia<\/strong>. Nap\u00e1jac\u00ed zdroj prij\u00edma \u0161tandardn\u00e9 sie\u0165ov\u00e9 nap\u00e4tie (napr. 110\u2013240 V AC) a premie\u0148a ho na ni\u017e\u0161ie DC nap\u00e4tie, ktor\u00e9 je bezpe\u010dn\u00e9 a vhodn\u00e9 pre elektronick\u00e9 zariadenia kontroly pr\u00edstupu. <strong>Prekonvertovan\u00e9 nap\u00e4tie je n\u00e1sledne dod\u00e1van\u00e9 pripojen\u00fdm zariadeniam<\/strong>, ako s\u00fa elektromagnetick\u00e9 z\u00e1mky, \u010d\u00edta\u010dky kariet, popla\u0161n\u00e9 syst\u00e9my a pod. Tieto nap\u00e1jacie zdroje \u010dasto obsahuj\u00fa <strong>obvod regul\u00e1cie a stabiliz\u00e1cie nap\u00e4tia a pr\u00fadu<\/strong>, aby sa zabezpe\u010dila nepretr\u017eit\u00e1 a stabiln\u00e1 prev\u00e1dzka pripojen\u00fdch zariaden\u00ed bez oh\u013eadu na v\u00fdkyvy v elektrickej sieti.\r\n<\/p>\r\n\r\n<img src=\"https:\/\/cdn.hdwrglobal.com\/resources\/BLOG\/Access-control-systems\/power-supply.webp\" alt=\"Nap\u00e1jac\u00ed zdroj pre kontrolu pr\u00edstupu SecureEntry-PS20-5A od HDWR\" \/>","link":"https:\/\/hdwrglobal.com\/sk\/c\/systemy-kontroly-pristupu\/napajacie-zdroje\/","name":"Nap\u00e1jacie zdroje","slug":"napajacie-zdroje","taxonomy":"product_cat","parent":1000,"meta":[],"menu_order":35,"_links":{"self":[{"href":"https:\/\/hdwrglobal.com\/sk\/wp-json\/wp\/v2\/product_cat\/1084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hdwrglobal.com\/sk\/wp-json\/wp\/v2\/product_cat"}],"about":[{"href":"https:\/\/hdwrglobal.com\/sk\/wp-json\/wp\/v2\/taxonomies\/product_cat"}],"up":[{"embeddable":true,"href":"https:\/\/hdwrglobal.com\/sk\/wp-json\/wp\/v2\/product_cat\/1000"}],"wp:post_type":[{"href":"https:\/\/hdwrglobal.com\/sk\/wp-json\/wp\/v2\/product?product_cat=1084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}