{"id":17261,"date":"2026-10-29T15:10:34","date_gmt":"2026-10-29T14:10:34","guid":{"rendered":"https:\/\/ventsystems.de\/lexikon\/spannungsfall\/"},"modified":"2026-10-29T15:10:34","modified_gmt":"2026-10-29T14:10:34","slug":"spannungsfall","status":"publish","type":"page","link":"https:\/\/ventsystems.de\/pl\/lexikon\/spannungsfall\/","title":{"rendered":"Spadek napi\u0119cia"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u200b <strong>Spadek napi\u0119cia<\/strong> to cz\u0119\u015b\u0107 napi\u0119cia tracona na przewodzie. Im d\u0142u\u017cszy przew\u00f3d, mniejszy przekr\u00f3j i wi\u0119kszy pr\u0105d, tym jest wi\u0119kszy.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Dlaczego to wa\u017cne przy 24 V?<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Przy 24 V ju\u017c kilka wolt\u00f3w straty to du\u017ca cz\u0119\u015b\u0107. Gdy do nap\u0119du dociera za ma\u0142o napi\u0119cia, pracuje wolniej, brakuje mu si\u0142y lub staje. Typowo dopuszcza si\u0119 spadek maks. ok. 5 %, czyli oko\u0142o 1,2 V.<\/p>\n\n\n<h2 class=\"wp-block-heading\">Wz\u00f3r<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Spadek napi\u0119cia \u2248 2 \u00d7 d\u0142ugo\u015b\u0107 \u00d7 pr\u0105d \u00f7 (56 \u00d7 przekr\u00f3j). 56 to przewodno\u015b\u0107 miedzi w m\/(\u03a9\u00b7mm\u00b2).<\/p>\n\n\n<p class=\"wp-block-paragraph\">Przyk\u0142ad: 20 m przewodu, 2 A i 1,5 mm\u00b2 daj\u0105 spadek napi\u0119cia ok. 0,95 V.<\/p>\n\n\n<p class=\"wp-block-paragraph\">Wi\u0119cej na ten temat: <a href=\"\/pl\/slownik\/przekroj-przewodu\/\">Przekr\u00f3j przewodu z tabel\u0105<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Der Spannungsfall ist der Teil der Spannung, der auf einer Leitung verloren geht. Je l\u00e4nger die Leitung, je kleiner der Querschnitt und je h\u00f6her der Strom, desto gr\u00f6\u00dfer ist er. Warum ist das bei 24 V wichtig? Bei 24 V machen schon wenige Volt Verlust einen gro\u00dfen Anteil aus. Kommt am Antrieb zu wenig Spannung [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"parent":16230,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-17261","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/pages\/17261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/comments?post=17261"}],"version-history":[{"count":0,"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/pages\/17261\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/pages\/16230"}],"wp:attachment":[{"href":"https:\/\/ventsystems.de\/pl\/wp-json\/wp\/v2\/media?parent=17261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}