{"id":4552,"date":"2026-11-10T03:07:24","date_gmt":"2026-11-10T03:07:24","guid":{"rendered":"https:\/\/onpowbutton.com\/news\/\/"},"modified":"2026-11-10T05:00:06","modified_gmt":"2026-11-10T05:00:06","slug":"spst-vs-spdt-vs-dpst-vs-dpdt-switches","status":"publish","type":"post","link":"https:\/\/onpowbutton.com\/cs\/news\/spst-vs-spdt-vs-dpst-vs-dpdt-switches\/","title":{"rendered":"SPST vs. SPDT vs. DPST vs. DPDT: Porozum\u011bn\u00ed typ\u016fm sp\u00edna\u010d\u016f"},"content":{"rendered":"<p class=\"wp-block-paragraph\">P\u0159i v\u00fdb\u011bru elektrick\u00e9ho sp\u00edna\u010de je jednou z prvn\u00edch v\u011bc\u00ed, na kterou je t\u0159eba myslet, kolik obvod\u016f je t\u0159eba ovl\u00e1dat a jak by m\u011bly tyto obvody fungovat. M\u016f\u017eete narazit na term\u00edny jako SPST, SPDT, DPST a DPDT v technick\u00fdch specifikac\u00edch produkt\u016f, sch\u00e9matech zapojen\u00ed nebo elektrick\u00fdch kataloz\u00edch. Ale co vlastn\u011b znamenaj\u00ed a kter\u00e1 konfigurace je vhodn\u00e1 pro va\u0161i aplikaci?<br><br>Tyto zkratky popisuj\u00ed po\u010det p\u00f3l\u016f a v\u00fdvod\u016f ve sp\u00edna\u010di. Jednodu\u0161e \u0159e\u010deno, \u0159\u00edkaj\u00ed v\u00e1m, kolik samostatn\u00fdch obvod\u016f m\u016f\u017ee sp\u00edna\u010d ovl\u00e1dat a kolik spojovac\u00edch cest je k dispozici pro ka\u017ed\u00fd obvod.<br><br>V\u00fdb\u011br \u0161patn\u00e9 konfigurace m\u016f\u017ee v\u00e9st k zbyte\u010dn\u00e9 slo\u017eitosti zapojen\u00ed, omezen\u00e9 funk\u010dnosti nebo probl\u00e9m\u016fm s kompatibilitou. Tento pr\u016fvodce vysv\u011btluje rozd\u00edly mezi sp\u00edna\u010di SPST, SPDT, DPST a DPDT, jak funguj\u00ed a na co si d\u00e1t pozor p\u0159i v\u00fdb\u011bru vhodn\u00e9ho pro va\u0161e za\u0159\u00edzen\u00ed.<\/p>\n\n<h2 class=\"wp-block-heading\">1. Co znamenaj\u00ed pojmy P\u00f3l a V\u00fdvod ve sp\u00edna\u010di?<\/h2>\n\n<p class=\"wp-block-paragraph\">Ne\u017e porovn\u00e1me \u010dty\u0159i typy sp\u00edna\u010d\u016f, je u\u017eite\u010dn\u00e9 pochopit dva z\u00e1kladn\u00ed pojmy: p\u00f3ly a v\u00fdvody.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>P\u00f3l:<\/strong> Po\u010det nez\u00e1visl\u00fdch obvod\u016f, kter\u00e9 m\u016f\u017ee sp\u00edna\u010d ovl\u00e1dat.<\/li>\n\n<li><strong>V\u00fdvod:<\/strong> Po\u010det v\u00fdstupn\u00edch spojen\u00ed, mezi kter\u00fdmi m\u016f\u017ee ka\u017ed\u00fd p\u00f3l p\u0159ep\u00ednat.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">P\u00f3l si p\u0159edstavte jako nez\u00e1vislou \u0159\u00eddic\u00ed cestu a v\u00fdvod jako po\u010det dostupn\u00fdch spojovac\u00edch mo\u017enost\u00ed.<br>Nap\u0159\u00edklad:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Sp\u00edna\u010d s jedn\u00edm p\u00f3lem ovl\u00e1d\u00e1 jeden obvod.<\/li>\n\n<li>Dvou-p\u00f3lov\u00fd sp\u00edna\u010d ovl\u00e1d\u00e1 dva samostatn\u00e9 obvody.<\/li>\n\n<li>Sp\u00edna\u010d s jedn\u00edm v\u00fdvodem m\u00e1 jednu p\u0159ep\u00ednanou v\u00fdstupn\u00ed cestu.<\/li>\n\n<li>Dvou-v\u00fdvodov\u00fd sp\u00edna\u010d m\u016f\u017ee p\u0159ipojit obvod k jedn\u00e9 ze dvou v\u00fdstupn\u00edch cest.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Jakmile pochop\u00edte tyto dva pojmy, stanou se zkratky mnohem srozumiteln\u011bj\u0161\u00ed.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>SPST = Jednop\u00f3lov\u00fd, Jednov\u00fdstupov\u00fd<\/strong><\/li>\n\n<li><strong>SPDT = Jednop\u00f3lov\u00fd, Dvou-v\u00fdstupov\u00fd<\/strong><\/li>\n\n<li><strong>DPST = Dvojp\u00f3lov\u00fd, jednopoloh\u00fd<\/strong><\/li>\n\n<li><strong>DPDT = Dvojp\u00f3lov\u00fd, dvojpoloh\u00fd<\/strong><\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">2. SPST vs. SPDT vs. DPST vs. DPDT: \u010c\u00edm se li\u0161\u00ed?<\/h2>\n\n<p class=\"wp-block-paragraph\">Hlavn\u00ed rozd\u00edl je v tom, kolik obvod\u016f sp\u00edna\u010d ovl\u00e1d\u00e1 a kolik spojovac\u00edch cest je k dispozici.<\/p>\n\n<table style=\"width: 100%; border-collapse: collapse; text-align: left;\">\n <thead>\n <tr>\n <th style=\"border: 1px solid #ddd; padding: 12px;\">Typ sp\u00edna\u010de<\/th>\n <th style=\"border: 1px solid #ddd; padding: 12px;\">P\u00f3ly<\/th>\n <th style=\"border: 1px solid #ddd; padding: 12px;\">Polohy<\/th>\n <th style=\"border: 1px solid #ddd; padding: 12px;\">Hlavn\u00ed funkce<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">SPST<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">1<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">1<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">Zapne nebo vypne jeden obvod<\/td>\n <\/tr>\n <tr>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">SPDT<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">1<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">2<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">Propoj\u00ed jeden obvod s kter\u00fdmkoli ze dvou v\u00fdstup\u016f<\/td>\n <\/tr>\n <tr>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">DPST<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">2<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">1<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">Sou\u010dasn\u011b zapne nebo vypne dva samostatn\u00e9 obvody<\/td>\n <\/tr>\n <tr>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">DPDT<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">2<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">2<\/td>\n <td style=\"border: 1px solid #ddd; padding: 12px;\">P\u0159ep\u00edn\u00e1 dva samostatn\u00e9 obvody mezi dv\u011bma sadami v\u00fdstup\u016f<\/td>\n <\/tr>\n <\/tbody>\n<\/table>\n\n<p class=\"wp-block-paragraph\">Zde je jednoduch\u00fd zp\u016fsob, jak si je zapamatovat:<\/p>\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-8f761849 wp-block-group-is-layout-flex\">\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:43% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"454\" height=\"398\" src=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp\" alt=\"\" class=\"wp-image-4553 size-full\" srcset=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp 454w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types-300x263.webp 300w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types-14x12.webp 14w\" sizes=\"auto, (max-width: 454px) 100vw, 454px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ul class=\"wp-block-list\">\n<li><strong>SPST:<\/strong> Jeden obvod, ZAPNUT\u00dd nebo VYPNUT\u00dd.<\/li>\n\n<li><strong>SPDT:<\/strong> Jeden obvod, dv\u011b mo\u017en\u00e9 spojovac\u00ed cesty.<\/li>\n\n<li><strong>DPST:<\/strong> Dva obvody, zapnut\u00e9 nebo vypnut\u00e9 sou\u010dasn\u011b.<\/li>\n\n<li><strong>DPDT: <\/strong>Dva obvody, ka\u017ed\u00fd p\u0159ep\u00ednaj\u00edc\u00ed mezi dv\u011bma spojovac\u00edmi cestami.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n\n<h2 class=\"wp-block-heading\">3. Co je sp\u00edna\u010d SPST?<\/h2>\n\n<p class=\"wp-block-paragraph\">Sp\u00edna\u010d SPST (Single Pole, Single Throw) je nejjednodu\u0161\u0161\u00ed a nejb\u011b\u017en\u011bj\u0161\u00ed konfigurace sp\u00edna\u010de. Ovl\u00e1d\u00e1 jeden elektrick\u00fd obvod, umo\u017e\u0148uje jeho otev\u0159en\u00ed nebo uzav\u0159en\u00ed.<br>V poloze ON kontakty zav\u00edraj\u00ed a umo\u017e\u0148uj\u00ed pr\u016fchod proudu. V poloze OFF kontakty otev\u00edraj\u00ed a p\u0159eru\u0161uj\u00ed obvod.<\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"899\" src=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST-1024x899.webp\" alt=\"\" class=\"wp-image-4554\" style=\"aspect-ratio:1.1390554484395194;width:306px;height:auto\" srcset=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST-1024x899.webp 1024w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST-300x263.webp 300w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST-768x674.webp 768w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST-1536x1348.webp 1536w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST-14x12.webp 14w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPST.webp 1568w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h3 class=\"wp-block-heading\"><strong>Jak to funguje?<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Sp\u00edna\u010d SPST m\u00e1 dva hlavn\u00ed svorky a dva z\u00e1kladn\u00ed stavy:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>ON: Obvod je propojen, umo\u017e\u0148uje pr\u016fchod proudu.<\/li>\n\n<li>OFF: Obvod je odpojen, zastavuje pr\u016fchod proudu.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">B\u011b\u017en\u00e9 pou\u017eit\u00ed:<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Ovl\u00e1d\u00e1n\u00ed zapnut\u00ed\/vypnut\u00ed elektrick\u00e9ho za\u0159\u00edzen\u00ed<\/li>\n\n<li>Osv\u011btlen\u00edov\u00e9 okruhy<\/li>\n\n<li>Mal\u00e9 spot\u0159ebi\u010de<\/li>\n\n<li>Z\u00e1kladn\u00ed pr\u016fmyslov\u00e9 \u0159\u00eddic\u00ed panely<\/li>\n\n<li>Jednoduch\u00e9 funkce spu\u0161t\u011bn\u00ed\/zastaven\u00ed stroje<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">4. Co je sp\u00edna\u010d SPDT?<\/h2>\n\n<p class=\"wp-block-paragraph\">SPDT (jednop\u00f3lov\u00fd, dvoupolohov\u00fd) sp\u00edna\u010d ovl\u00e1d\u00e1 jeden obvod, ale poskytuje dv\u011b mo\u017en\u00e9 v\u00fdstupn\u00ed p\u0159ipojen\u00ed.<br>Na rozd\u00edl od sp\u00edna\u010de SPST, kter\u00fd jednodu\u0161e otev\u00edr\u00e1 nebo uzav\u00edr\u00e1 obvod, sp\u00edna\u010d SPDT sm\u011bruje spole\u010dn\u00fd termin\u00e1l na jeden ze dvou v\u00fdstupn\u00edch termin\u00e1l\u016f.<\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT-1024x1024.webp\" alt=\"\" class=\"wp-image-4555\" style=\"width:308px;height:auto\" srcset=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT-1024x1024.webp 1024w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT-300x300.webp 300w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT-150x150.webp 150w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT-768x768.webp 768w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT-12x12.webp 12w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/SPDT.webp 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h3 class=\"wp-block-heading\">Jak to funguje?<\/h3>\n\n<p class=\"wp-block-paragraph\">Sp\u00edna\u010d SPDT obvykle m\u00e1 t\u0159i termin\u00e1ly:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>COM (spole\u010dn\u00fd): Sd\u00edlen\u00e9 p\u0159ipojen\u00ed.<\/li>\n\n<li>NO (norm\u00e1ln\u011b otev\u0159en\u00fd): Nen\u00ed p\u0159ipojen k COM v norm\u00e1ln\u00edm, neaktivovan\u00e9m stavu.<\/li>\n\n<li>NC (norm\u00e1ln\u011b uzav\u0159en\u00fd): P\u0159ipojen k COM v norm\u00e1ln\u00edm, neaktivovan\u00e9m stavu.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">B\u011b\u017en\u00e9 pou\u017eit\u00ed:<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>V\u00fdb\u011br mezi dv\u011bma provozn\u00edmi re\u017eimy<\/li>\n\n<li>P\u0159ep\u00edn\u00e1n\u00ed mezi dv\u011bma sign\u00e1lov\u00fdmi cestami<\/li>\n\n<li>Obvody \u0159\u00edzen\u00ed vp\u0159ed a vzad (p\u0159i pou\u017eit\u00ed v vhodn\u00e9m zapojen\u00ed obvodu)<\/li>\n\n<li>Elektronick\u00e9 \u0159\u00eddic\u00ed syst\u00e9my<\/li>\n\n<li>V\u00fdb\u011br re\u017eimu pr\u016fmyslov\u00e9ho za\u0159\u00edzen\u00ed<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">5. Co je sp\u00edna\u010d DPST?<\/h2>\n\n<p class=\"wp-block-paragraph\">DPST (dvojp\u00f3lov\u00fd, jednopolohov\u00fd) sp\u00edna\u010d ovl\u00e1d\u00e1 sou\u010dasn\u011b dva samostatn\u00e9 obvody.<br>Funguje podobn\u011b jako sp\u00edna\u010d SPST, ale m\u00edsto p\u0159ep\u00edn\u00e1n\u00ed jednoho obvodu p\u0159ep\u00edn\u00e1 dva nez\u00e1visl\u00e9 obvody sou\u010dasn\u011b.<\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"899\" src=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST-1024x899.webp\" alt=\"\" class=\"wp-image-4556\" style=\"aspect-ratio:1.1390554484395194;width:319px;height:auto\" srcset=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST-1024x899.webp 1024w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST-300x263.webp 300w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST-768x674.webp 768w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST-1536x1348.webp 1536w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST-14x12.webp 14w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPST.webp 1568w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h3 class=\"wp-block-heading\">Jak to funguje?<\/h3>\n\n<p class=\"wp-block-paragraph\">Typick\u00fd sp\u00edna\u010d DPST m\u00e1 \u010dty\u0159i hlavn\u00ed svorky, s dv\u011bma samostatn\u00fdmi kontaktn\u00edmi sadami.<br>Kdy\u017e je sp\u00edna\u010d zapnut\u00fd, ob\u011b kontaktn\u00ed sady se uzav\u0159ou. Kdy\u017e je vypnut\u00fd, ob\u011b se otev\u0159ou.<\/p>\n\n<h3 class=\"wp-block-heading\">B\u011b\u017en\u00e9 pou\u017eit\u00ed:<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>P\u0159ep\u00edn\u00e1n\u00ed dvou elektrick\u00fdch veden\u00ed sou\u010dasn\u011b<\/li>\n\n<li>Ovl\u00e1d\u00e1n\u00ed nap\u00e1jen\u00ed v pr\u016fmyslov\u00e9m za\u0159\u00edzen\u00ed<\/li>\n\n<li>Elektrick\u00e9 spot\u0159ebi\u010de vy\u017eaduj\u00edc\u00ed dvoup\u00f3lovou izolaci<\/li>\n\n<li>Ovl\u00e1dac\u00ed panely s v\u00edce p\u0159ipojen\u00edmi obvod\u016f<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">6. Co je to sp\u00edna\u010d DPDT?<\/h2>\n\n<p class=\"wp-block-paragraph\">Sp\u00edna\u010d DPDT (dvojp\u00f3lov\u00fd, dvojit\u00fd p\u0159ep\u00edna\u010d) kombinuje dva p\u00f3ly se dv\u011bma p\u0159ep\u00ednac\u00edmi polohami.<br>M\u016f\u017ee ovl\u00e1dat dva samostatn\u00e9 obvody, p\u0159i\u010dem\u017e ka\u017ed\u00fd p\u00f3l p\u0159ep\u00edn\u00e1 mezi dv\u011bma v\u00fdstupn\u00edmi cestami. To z n\u011bj \u010din\u00ed jeden z nejuniverz\u00e1ln\u011bj\u0161\u00edch z\u00e1kladn\u00edch konfigurac\u00ed sp\u00edna\u010d\u016f.<\/p>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"899\" src=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT-1024x899.webp\" alt=\"\" class=\"wp-image-4557\" style=\"aspect-ratio:1.1390554484395194;width:320px;height:auto\" srcset=\"https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT-1024x899.webp 1024w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT-300x263.webp 300w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT-768x674.webp 768w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT-1536x1348.webp 1536w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT-14x12.webp 14w, https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/DPDT.webp 1568w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h3 class=\"wp-block-heading\">Jak to funguje?<\/h3>\n\n<p class=\"wp-block-paragraph\">Typick\u00fd sp\u00edna\u010d DPDT m\u00e1 \u0161est svorek:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Dv\u011b spole\u010dn\u00e9 svorky<\/li>\n\n<li>Dv\u011b svorky obvykle otev\u0159en\u00e9<\/li>\n\n<li>Dv\u011b svorky obvykle uzav\u0159en\u00e9<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Ka\u017ed\u00fd p\u00f3l m\u00e1 sv\u00e9 p\u0159ep\u00ednac\u00ed kontakty. Kdy\u017e se sp\u00edna\u010d zm\u011bn\u00ed polohu, oba p\u00f3ly p\u0159en\u00e1\u0161ej\u00ed mezi sv\u00fdmi p\u0159\u00edslu\u0161n\u00fdmi kontaktn\u00edmi cestami.<\/p>\n\n<h3 class=\"wp-block-heading\">B\u011b\u017en\u00e9 pou\u017eit\u00ed:<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Reverzov\u00e1n\u00ed sm\u011bru DC motoru vhodn\u00fdm zapojen\u00edm<\/li>\n\n<li>P\u0159ep\u00edn\u00e1n\u00ed mezi dv\u011bma zdroji nap\u00e1jen\u00ed nebo sign\u00e1lu<\/li>\n\n<li>V\u00fdb\u011br alternativn\u00edch konfigurac\u00ed obvod\u016f<\/li>\n\n<li>Pr\u016fmyslov\u00e9 \u0159\u00eddic\u00ed syst\u00e9my<\/li>\n\n<li>Za\u0159\u00edzen\u00ed vy\u017eaduj\u00edc\u00ed koordinovan\u00e9 p\u0159ep\u00edn\u00e1n\u00ed<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">\u0158e\u0161en\u00ed ONPOW pro ka\u017edou konfiguraci<\/h2>\n\n<p class=\"wp-block-paragraph\">At <a href=\"https:\/\/onpowbutton.com\/cs\/\"><strong>ONPOW<\/strong><\/a>, vyr\u00e1b\u00edme \u0159adu pr\u016fmyslov\u00fdch tla\u010d\u00edtkov\u00fdch sp\u00edna\u010d\u016f navr\u017een\u00fdch pro r\u016fzn\u00e9 po\u017eadavky \u0159\u00eddic\u00edch panel\u016f. Na\u0161e <a href=\"https:\/\/onpowbutton.com\/cs\/products\/\"><strong>produkt\u016f<\/strong><\/a> mo\u017enosti zahrnuj\u00ed r\u016fzn\u00e9 velikosti mont\u00e1\u017ee, kontaktn\u00ed konfigurace, volby osv\u011btlen\u00ed a \u00farovn\u011b ochrany, s mo\u017enost\u00ed p\u0159izp\u016fsoben\u00ed pro specifick\u00e9 aplikace.<\/p>\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/onpowbutton.com\/cs\/contact-us\/\"><strong>KONTAKTUJTE N\u00c1S<\/strong><\/a><\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>When choosing an electrical switch, one of the first things to consider is how many circuits it needs to control and how those circuits should operate. You may have come across terms such as SPST, SPDT, DPST, and DPDT in product specifications, wiring diagrams, or electrical catalogs. But what do they actually mean, and which [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":4553,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-4552","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"uagb_featured_image_src":{"full":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp",454,398,false],"thumbnail":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types-150x150.webp",150,150,true],"medium":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types-300x263.webp",300,263,true],"medium_large":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp",454,398,false],"large":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp",454,398,false],"1536x1536":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp",454,398,false],"2048x2048":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types.webp",454,398,false],"trp-custom-language-flag":["https:\/\/onpowbutton.com\/wp-content\/uploads\/2026\/11\/types-14x12.webp",14,12,true]},"uagb_author_info":{"display_name":"hongbo","author_link":"https:\/\/onpowbutton.com\/cs\/author\/hongbo\/"},"uagb_comment_info":0,"uagb_excerpt":"When choosing an electrical switch, one of the first things to consider is how many circuits it needs to control and how those circuits should operate. You may have come across terms such as SPST, SPDT, DPST, and DPDT in product specifications, wiring diagrams, or electrical catalogs. But what do they actually mean, and which&hellip;","_links":{"self":[{"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/posts\/4552","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/comments?post=4552"}],"version-history":[{"count":4,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/posts\/4552\/revisions"}],"predecessor-version":[{"id":4578,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/posts\/4552\/revisions\/4578"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/media\/4553"}],"wp:attachment":[{"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/media?parent=4552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/categories?post=4552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onpowbutton.com\/cs\/wp-json\/wp\/v2\/tags?post=4552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}