{"id":5039,"date":"2025-12-31T17:31:41","date_gmt":"2025-12-31T17:31:41","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=5039"},"modified":"2025-12-31T17:31:43","modified_gmt":"2025-12-31T17:31:43","slug":"is-split-phase-the-same-as-single-phase","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/cs\/news\/is-split-phase-the-same-as-single-phase\/","title":{"rendered":"Je d\u011blen\u00e1 f\u00e1ze stejn\u00e1 jako jednof\u00e1zov\u00e1?"},"content":{"rendered":"<p>Je d\u011blen\u00e1 f\u00e1ze stejn\u00e1 jako jednof\u00e1zov\u00e1? Z\u00e1m\u011bna \"jednof\u00e1zov\u00e9 nap\u011bt\u00ed 230 V\" za \"rozd\u011blenou f\u00e1zi 120\/240 V\" ve specifika\u010dn\u00edm listu nen\u00ed jen syntaktickou chybou - je to recept na usma\u017eenou elektroniku a ne\u00fasp\u011b\u0161n\u00e9 kontroly. V <strong><a href=\"https:\/\/www.kmdpower.com\/cs\/12v-lifepo4-battery\/\" target=\"_blank\" rel=\"noreferrer noopener\">12V baterie pro obytn\u00e1 vozidla<\/a><\/strong> a n\u00e1mo\u0159n\u00edm sektoru je tento rozd\u00edl z\u00e1sadn\u00ed: a\u010dkoli je rozd\u011blen\u00e1 f\u00e1ze technicky formou jednof\u00e1zov\u00e9 f\u00e1ze, zapojen\u00ed se z\u00e1sadn\u011b li\u0161\u00ed d\u00edky odbo\u010dce s nulov\u00fdm st\u0159edem. Tento pr\u016fvodce p\u0159esn\u011b vysv\u011btluje, jak tato konfigurace funguje, a zaji\u0161\u0165uje v\u00fdb\u011br spr\u00e1vn\u00e9ho st\u0159\u00edda\u010de pro bezpe\u010dn\u00e9 nap\u00e1jen\u00ed severoamerick\u00fdch syst\u00e9m\u016f.<\/p><figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/Kamada-Power-12V-200Ah-Lifepo4-Battery-X02.png\" alt=\"\" class=\"wp-image-1186\"\/><\/figure><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/cs\/12v-200ah-lithium-battery-12-8v-200ah-solar-system-lifepo4-battery-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kamada Power 12v 200ah Lifepo4 baterie<\/a><\/strong><\/p><h2 class=\"wp-block-heading\" id=\"split-phase-vs-single-phase\">D\u011blen\u00e1 f\u00e1ze vs. jednof\u00e1zov\u00e1 f\u00e1ze<\/h2><p>Z technick\u00e9ho hlediska je rozd\u011blen\u00e1 f\u00e1ze specifickou konfigurac\u00ed jednof\u00e1zov\u00e9ho nap\u00e1jen\u00ed pou\u017e\u00edvanou p\u0159edev\u0161\u00edm v Severn\u00ed Americe. Zat\u00edmco standardn\u00ed \"Single Phase\" (glob\u00e1ln\u00ed\/Evropa) pou\u017e\u00edv\u00e1 dvouvodi\u010dov\u00fd syst\u00e9m (Hot + Neutral) pro jedno nap\u011bt\u00ed, Split Phase pou\u017e\u00edv\u00e1 t\u0159\u00edvodi\u010dov\u00fd syst\u00e9m (dva Hot + Neutral). Toto jedine\u010dn\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed umo\u017e\u0148uje poskytovat sou\u010dasn\u011b 120 V i 240 V - co\u017e je kritick\u00fd po\u017eadavek pro nap\u00e1jen\u00ed t\u011b\u017ek\u00fdch americk\u00fdch spot\u0159ebi\u010d\u016f.<\/p><h2 class=\"wp-block-heading\" id=\"what-is-single-phase-power-the-global-standard-\">Co je jednof\u00e1zov\u00e9 nap\u00e1jen\u00ed? (Glob\u00e1ln\u00ed standard)<\/h2><p>Chcete-li pochopit rozd\u011blenou f\u00e1zi, mus\u00edte nejprve porozum\u011bt standardu \"jednoduch\u00e9 f\u00e1ze\", kter\u00fd se pou\u017e\u00edv\u00e1 ve zbytku sv\u011bta.<\/p><p><strong>Definice:<\/strong>&nbsp;Jednof\u00e1zov\u00fd st\u0159\u00eddav\u00fd proud je takov\u00fd, kde nap\u011bt\u00ed dosahuje vrcholu a poklesu v jedn\u00e9 jednotn\u00e9 vln\u011b.<\/p><h3 class=\"wp-block-heading\" id=\"visualizing-the-wires\">Vizualizace vodi\u010d\u016f<\/h3><p>Pokud byste standardn\u00ed kabel Euro\/Global odizolovali, na\u0161li byste pouze dva aktivn\u00ed vodi\u010de:<\/p><ul class=\"wp-block-list\"><li><strong>1 hork\u00fd dr\u00e1t<\/strong>\u00a0(P\u0159en\u00e1\u0161\u00ed proud)<\/li>\n\n<li><strong>1 neutr\u00e1ln\u00ed vodi\u010d<\/strong>\u00a0(Dokon\u010d\u00ed cestu zp\u011bt)<\/li>\n\n<li><em>(plus zemn\u00edc\u00ed vodi\u010d pro bezpe\u010dnost)<\/em><\/li><\/ul><p>Kde se pou\u017e\u00edv\u00e1: N\u011bmecko, Austr\u00e1lie, Asie.<\/p><p>Specifikace: Jeden hork\u00fd vodi\u010d tla\u010d\u00ed 230 V v\u016f\u010di nulov\u00e9mu.<\/p><h3 class=\"wp-block-heading\" id=\"the-b2b-trap-don-t-buy-the-wrong-inverter\">Past B2B: Nekupujte \u0161patn\u00fd st\u0159\u00edda\u010d<\/h3><p>Zde se kupuj\u00edc\u00ed v USA sp\u00e1l\u00ed. Na internetu m\u016f\u017eete naj\u00edt \"3000W jednof\u00e1zov\u00fd st\u0159\u00edda\u010d\" za v\u00fdhodnou cenu, ale jeho v\u00fdkon je ni\u017e\u0161\u00ed.&nbsp;<strong>230V (evropsk\u00e1 norma)<\/strong>.<\/p><ul class=\"wp-block-list\"><li><strong>Probl\u00e9m:<\/strong>\u00a0Americk\u00e9 z\u00e1suvky vy\u017eaduj\u00ed\u00a0<strong>120V<\/strong>.<\/li>\n\n<li><strong>Chyba:<\/strong>\u00a0V\u00fdstup 230 V nem\u016f\u017eete jednodu\u0161e \"rozd\u011blit\" na 120 V, proto\u017ee neexistuje \u017e\u00e1dn\u00e1 st\u0159edov\u00e1 odbo\u010dka.<\/li>\n\n<li><strong>V\u00fdsledek:<\/strong>\u00a0Pro pou\u017eit\u00ed tohoto m\u011bni\u010de v americk\u00e9 chat\u011b byste pot\u0159ebovali masivn\u00ed a t\u011b\u017ek\u00fd sni\u017eovac\u00ed transform\u00e1tor.\u00a0<strong>V\u017edy ov\u011b\u0159te, zda v\u00fdstupn\u00ed nap\u011bt\u00ed odpov\u00edd\u00e1 va\u0161emu regionu.<\/strong><\/li><\/ul><h2 class=\"wp-block-heading\" id=\"what-is-split-phase-power-the-north-american-standard-\">Co je d\u011blen\u00e1 f\u00e1ze nap\u00e1jen\u00ed? (Severoamerick\u00fd standard)<\/h2><p>Jedn\u00e1 se o standard pro nap\u00e1jen\u00ed dom\u00e1cnost\u00ed ve Spojen\u00fdch st\u00e1tech a Kanad\u011b. Je to chytr\u00fd technick\u00fd trik, kter\u00fd n\u00e1m umo\u017e\u0148uje provozovat v\u00fdkonn\u00e9 su\u0161i\u010dky, ani\u017e bychom vyhodili do vzduchu na\u0161e kuchy\u0148sk\u00e9 toustova\u010de.<\/p><p><strong>Definice:<\/strong>&nbsp;D\u011blen\u00fd f\u00e1zov\u00fd v\u00fdkon je odvozen z&nbsp;<strong>Transform\u00e1tor se st\u0159edov\u00fdm z\u00e1vitem<\/strong>. P\u0159edstavte si sekund\u00e1rn\u00ed vinut\u00ed transform\u00e1toru; odbo\u010d\u00edme p\u0159\u00edmo doprost\u0159ed, abychom vytvo\u0159ili&nbsp;<strong>Neutr\u00e1ln\u00ed<\/strong>. T\u00edm se jedna f\u00e1ze st\u0159\u00eddav\u00e9ho proudu rozd\u011bl\u00ed na dv\u011b \"ramena\" (L1 a L2), kter\u00e1 se vz\u00e1jemn\u011b li\u0161\u00ed.&nbsp;<strong>180\u00b0 mimo f\u00e1zi<\/strong>&nbsp;mezi sebou.1<\/p><h3 class=\"wp-block-heading\" id=\"the-math-simple-version-\">Matematika (jednoduch\u00e1 verze)<\/h3><p>Vzhledem k tomu, \u017ee vlny na L1 a L2 jsou navz\u00e1jem zrcadlov\u00fdmi obrazy, nap\u011bt\u00ed, kter\u00e9 z\u00edsk\u00e1te, z\u00e1vis\u00ed v\u00fdhradn\u011b na tom, kam p\u0159ipoj\u00edte m\u011b\u0159ic\u00ed sondy:<\/p><ul class=\"wp-block-list\"><li><strong>L1 \u2194 Neutr\u00e1l = 120V<\/strong><ul class=\"wp-block-list\"><li><em>Nejlep\u0161\u00ed pro:<\/em>\u00a0Sv\u011btla, televizory, po\u010d\u00edta\u010de, nab\u00edje\u010dky.<\/li><\/ul><\/li>\n\n<li><strong>L2 \u2194 Neutr\u00e1ln\u00ed = 120V<\/strong><ul class=\"wp-block-list\"><li><em>Nejlep\u0161\u00ed pro:<\/em>\u00a0Mikrovlnn\u00e1 trouba, lednice, spot\u0159ebi\u010de na desce.<\/li><\/ul><\/li>\n\n<li><strong>L1 \u2194 L2 = 240V<\/strong>\u00a0(Rozd\u00edl potenci\u00e1l\u016f se zdvojn\u00e1sob\u00ed!)<ul class=\"wp-block-list\"><li><em>Nejlep\u0161\u00ed pro:<\/em>\u00a0Su\u0161i\u010dky pr\u00e1dla, \u010derpadla do studny, centr\u00e1ln\u00ed klimatizace, nab\u00edje\u010dky EV 2. \u00farovn\u011b.<\/li><\/ul><\/li><\/ul><h3 class=\"wp-block-heading\" id=\"why-do-we-use-it-\">Pro\u010d ji pou\u017e\u00edv\u00e1me?<\/h3><p>Poskytuje n\u00e1m to nejlep\u0161\u00ed z obou sv\u011bt\u016f v jednom syst\u00e9mu:<\/p><ol class=\"wp-block-list\"><li><strong>Bezpe\u010dnost:<\/strong>\u00a0Ni\u017e\u0161\u00ed nap\u011bt\u00ed (120 V) pro ru\u010dn\u00ed za\u0159\u00edzen\u00ed a b\u011b\u017en\u00e9 z\u00e1suvky.<\/li>\n\n<li><strong>Efektivita:<\/strong>\u00a0Vysok\u00e9 nap\u011bt\u00ed (240 V) pro velk\u00e9 zat\u00ed\u017een\u00ed motor\u016f, kter\u00e9 sni\u017euje tlou\u0161\u0165ku vodi\u010d\u016f pot\u0159ebn\u00fdch pro za\u0159\u00edzen\u00ed n\u00e1ro\u010dn\u00e1 na v\u00fdkon.<\/li><\/ol><h2 class=\"wp-block-heading\" id=\"comparison-chart-single-phase-vs-split-phase\">Srovn\u00e1vac\u00ed graf: Jednof\u00e1zov\u00e9 vs. rozd\u011blen\u00e9 f\u00e1ze<\/h2><p>Kdy\u017e si prohl\u00ed\u017e\u00edte specifikace m\u011bni\u010de, pou\u017eijte tento tah\u00e1k k ov\u011b\u0159en\u00ed kompatibility.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Funkce<\/strong><\/th><th><strong>Standardn\u00ed jednof\u00e1zov\u00fd (Euro\/Global)<\/strong><\/th><th><strong>Rozd\u011blen\u00e1 f\u00e1ze (Severn\u00ed Amerika)<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Vodi\u010de (krom\u011b uzemn\u011bn\u00ed)<\/strong><\/td><td>2 (1 hork\u00fd, 1 neutr\u00e1ln\u00ed)<\/td><td>3 (L1, L2, 1 neutr\u00e1ln\u00ed)<\/td><\/tr><tr><td><strong>V\u00fdstupn\u00ed nap\u011bt\u00ed<\/strong><\/td><td>230V (pevn\u011b nastaveno)<\/td><td>120V A 240V (sou\u010dasn\u011b)<\/td><\/tr><tr><td><strong>Pr\u016fb\u011bh vlny<\/strong><\/td><td>Jedna vlna<\/td><td>Dv\u011b vlny (zrcadlov\u011b\/180\u00b0 od sebe)<\/td><\/tr><tr><td><strong>Role neutr\u00e1ln\u00edho vodi\u010de<\/strong><\/td><td>Zp\u011btn\u00e1 cesta pro pln\u00e9 nap\u011bt\u00ed<\/td><td>St\u0159edov\u00e1 odbo\u010dka (p\u0159en\u00e1\u0161\u00ed pouze nevyv\u00e1\u017een\u00fd proud)<\/td><\/tr><tr><td><strong>Pot\u0159ebn\u00fd m\u011bni\u010d<\/strong><\/td><td>Jednof\u00e1zov\u00e1 jednotka 230V<\/td><td>Jednotka 120\/240 V s rozd\u011blenou f\u00e1z\u00ed<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\" id=\"why-split-phase-matters-for-your-12v-inverter-system\">Pro\u010d je pro v\u00e1\u0161 syst\u00e9m 12V m\u011bni\u010d\u016f d\u016fle\u017eit\u00e1 d\u011blen\u00e1 f\u00e1ze?<\/h2><p>Z na\u0161ich zku\u0161enost\u00ed s pr\u016fmyslov\u00fdmi z\u00e1kazn\u00edky vypl\u00fdv\u00e1, \u017ee z\u00e1m\u011bna t\u011bchto dvou syst\u00e9m\u016f je #1 p\u0159\u00ed\u010dinou ne\u00fasp\u011b\u0161n\u00fdch kontrol a po\u0161kozen\u00ed za\u0159\u00edzen\u00ed v za\u0159\u00edzen\u00edch mimo s\u00ed\u0165.<\/p><p>Zde jsou t\u0159i p\u0159\u00edpady, kdy \u0161patn\u00e9 \u0159e\u0161en\u00ed stoj\u00ed pen\u00edze.<\/p><h3 class=\"wp-block-heading\" id=\"scenario-1-the-european-inverter-mistake\">Sc\u00e9n\u00e1\u0159 1: Omyl \"evropsk\u00e9ho m\u011bni\u010de\"<\/h3><p>\u010casto se setk\u00e1v\u00e1me s t\u00edm, \u017ee si kutilov\u00e9 nebo mlad\u0161\u00ed pracovn\u00edci v oblasti z\u00e1sobov\u00e1n\u00ed kupuj\u00ed hybridn\u00ed m\u011bni\u010de \"Global\", proto\u017ee jsou levn\u011bj\u0161\u00ed.<\/p><ul class=\"wp-block-list\"><li><strong>Probl\u00e9m:<\/strong>\u00a0Koup\u00ed si 5kW jednotku s v\u00fdkonem\u00a0<strong>230V jednof\u00e1zov\u00fd (L+N)<\/strong>.<\/li>\n\n<li><strong>V\u00fdsledek:<\/strong>\u00a0P\u0159ipojuj\u00ed ho k hlavn\u00edmu jisti\u010di v USA. Panel o\u010dek\u00e1v\u00e1 dv\u011b hork\u00e9 nohy a nulov\u00fd vodi\u010d. St\u0159\u00edda\u010d poskytuje pouze jednu horkou nohu. Nic nefunguje spr\u00e1vn\u011b a bez drah\u00e9ho autotransform\u00e1toru nelze provozovat \u017e\u00e1dn\u00e9 standardn\u00ed americk\u00e9 z\u00e1suvky 120 V.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"scenario-2-inverter-stacking-parallel-vs-split-phase-\">Sc\u00e9n\u00e1\u0159 2: Stohov\u00e1n\u00ed m\u011bni\u010d\u016f (paraleln\u00ed vs. rozd\u011blen\u00e1 f\u00e1ze)<\/h3><p>Pokud pot\u0159ebujete v\u011bt\u0161\u00ed v\u00fdkon, m\u016f\u017eete \"naskl\u00e1dat\" dva m\u011bni\u010de.<\/p><ul class=\"wp-block-list\"><li><strong>Paraleln\u00ed stohov\u00e1n\u00ed:<\/strong>\u00a0P\u0159ipojuje dva m\u011bni\u010de k v\u00fdstupu\u00a0<em>tot\u00e9\u017e<\/em>\u00a0f\u00e1ze. Ze dvou 2000W 120V st\u0159\u00edda\u010d\u016f se stane jeden velk\u00fd 4000W 120V syst\u00e9m. Zdvojn\u00e1sob\u00ed se v\u00e1m po\u010det amp\u00e9r\u016f (proud), ale vy\u00a0<strong>nelze<\/strong>\u00a0provozovat \u010derpadlo do studny na 240 V.<\/li>\n\n<li><strong>Sdru\u017een\u00ed rozd\u011blen\u00fdch f\u00e1z\u00ed:<\/strong>\u00a0N\u011bkter\u00e9 \u0161pi\u010dkov\u00e9 m\u011bni\u010de (nap\u0159. Victron nebo Schneider) umo\u017e\u0148uj\u00ed pou\u017e\u00edt dv\u011b 120V jednotky a naprogramovat je tak, aby se st\u0159\u00eddaly o 180\u00b0. Jednotka A se stane L1; jednotka B se stane L2. Nyn\u00ed m\u00e1te skute\u010dnou\u00a0<strong>z\u00e1lo\u017en\u00ed bateriov\u00fd syst\u00e9m 120V\/240V<\/strong>.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"scenario-3-rv-30a-vs-50a\">Sc\u00e9n\u00e1\u0159 3: RV 30A vs. 50A<\/h3><p>Pokud pracujete v oboru obytn\u00fdch voz\u016f, je toto rozli\u0161en\u00ed va\u0161\u00edm denn\u00edm chlebem.<\/p><ul class=\"wp-block-list\"><li><strong>Servis pro obytn\u00e9 vozy 30 amp\u00e9r:<\/strong>\u00a0To je\u00a0<strong>120V jednof\u00e1zov\u00e9 nap\u011bt\u00ed<\/strong>. Jeden hork\u00fd vodi\u010d.<\/li>\n\n<li>Slu\u017eba pro obytn\u00e9 vozy s 50 amp\u00e9ry: Jedn\u00e1 se o rozd\u011blenou f\u00e1zi 120\/240 V. Pokud nainstalujete masivn\u00ed m\u011bni\u010d Split Phase do 30A RV, mus\u00edte b\u00fdt velmi opatrn\u00ed p\u0159i zapojov\u00e1n\u00ed vstupu, jinak budete neust\u00e1le vyp\u00ednat jisti\u010de podstavce.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"pro-tip-generator-bonding-grounding\">Profesion\u00e1ln\u00ed tip: Spojen\u00ed a uzemn\u011bn\u00ed gener\u00e1toru<\/h3><p>Zde je detail, kter\u00fd odli\u0161uje profesion\u00e1ly od amat\u00e9r\u016f: Plovouc\u00ed vs. v\u00e1zan\u00fd neutr\u00e1l.<\/p><p>Mnoho p\u0159enosn\u00fdch gener\u00e1tor\u016f m\u00e1 \"plovouc\u00ed neutr\u00e1l\". Nicm\u00e9n\u011b v\u00e1\u0161 domov nebo podrobn\u00fd off-grid syst\u00e9m vy\u017eaduje \"v\u00e1zan\u00fd nulov\u00fd vodi\u010d\" (kde se nulov\u00fd vodi\u010d a zem spoj\u00ed na hlavn\u00edm panelu), aby fungovaly bezpe\u010dnostn\u00ed jisti\u010de (GFCI\/RCD).<\/p><p>P\u0159i sp\u00e1rov\u00e1n\u00ed gener\u00e1toru s m\u011bni\u010dem s rozd\u011blenou f\u00e1z\u00ed je t\u0159eba zkontrolovat normy ABYC E-11 (pro lod\u011b\/obytn\u00e1 vozidla) nebo \u010dl\u00e1nek 250 NEC. Chybn\u00e9 proveden\u00ed tohoto spojen\u00ed m\u016f\u017ee zp\u016fsobit, \u017ee podvozek va\u0161eho vozidla bude pod nap\u011bt\u00edm - co\u017e je smrteln\u00e1 chyba.<\/p><h2 class=\"wp-block-heading\" id=\"common-myths-misconceptions\">Nej\u010dast\u011bj\u0161\u00ed m\u00fdty a myln\u00e9 p\u0159edstavy<\/h2><p>Ohledn\u011b elekt\u0159iny existuje mnoho \"v\u011bdeck\u00fdch f\u00f3r\". Poj\u010fme si objasnit dv\u011b velk\u00e9.<\/p><h3 class=\"wp-block-heading\" id=\"myth-1-split-phase-is-two-phase-power-\">M\u00fdtus 1: \"D\u011blen\u00e1 f\u00e1ze je dvouf\u00e1zov\u00e9 nap\u00e1jen\u00ed.\"<\/h3><p>Dvouf\u00e1zov\u00e9 nap\u00e1jen\u00ed je zastaral\u00fd syst\u00e9m z po\u010d\u00e1tku 20. stolet\u00ed, kter\u00fd pou\u017e\u00edval vodi\u010de rozf\u00e1zovan\u00e9 o 90\u00b0. Mimo muzea a velmi star\u00e9 tov\u00e1rny ji\u017e neexistuje. D\u011blen\u00e1 f\u00e1ze je technicky vzato jednof\u00e1zov\u00e1, jen se st\u0159edov\u00fdm p\u0159ipojen\u00edm. Neztrap\u0148ujte se t\u00edm, \u017ee budete v obchod\u011b s elektrick\u00fdmi pot\u0159ebami po\u017eadovat za\u0159\u00edzen\u00ed \"Two Phase\".<\/p><h3 class=\"wp-block-heading\" id=\"myth-2-i-can-use-a-cheater-plug-to-get-240v-from-two-120v-outlets-\">M\u00fdtus 2: \"Mohu pou\u017e\u00edt \"podvodnou z\u00e1str\u010dku\", abych z\u00edskal 240 V ze dvou 120V z\u00e1suvek.\"<\/h3><p>Nebezpe\u010dn\u00e9 \/ nez\u00e1konn\u00e9. Na YouTube m\u016f\u017eete vid\u011bt videa lid\u00ed, kte\u0159\u00ed si vyr\u00e1b\u011bj\u00ed \"sebevra\u017eedn\u00e9 \u0161\u0148\u016fry\", kter\u00e9 se zapojuj\u00ed do dvou samostatn\u00fdch z\u00e1suvek a slou\u017e\u00ed k provozu sv\u00e1\u0159e\u010dky.<\/p><p>Pokud jsou tyto dv\u011b z\u00e1suvky na stejn\u00e9 f\u00e1zi (noha 1), z\u00edsk\u00e1te rozd\u00edl potenci\u00e1l\u016f 0 V.<\/p><p>Pokud jsou na opa\u010dn\u00fdch f\u00e1z\u00edch, z\u00edsk\u00e1te 240 V, ale obejdete v\u0161echny bezpe\u010dnostn\u00ed protokoly. Pokud se jedna z\u00e1str\u010dka vyt\u00e1hne, mohou b\u00fdt obna\u017een\u00e9 kol\u00edky pod nap\u011bt\u00edm a z druh\u00e9 z\u00e1str\u010dky se zp\u011btn\u011b \u0161\u00ed\u0159\u00ed smrteln\u00e9 nap\u011bt\u00ed. Nikdy to ned\u011blejte.<\/p><h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2><p>I kdy\u017e na pap\u00ed\u0159e vypadaj\u00ed term\u00edny podobn\u011b,&nbsp;<strong>Rozd\u011blen\u00e1 f\u00e1ze<\/strong>&nbsp;je jedine\u010dn\u00fd d\u00edky tomuto neutr\u00e1ln\u00edmu st\u0159edu Tap. Je to neoddiskutovateln\u00fd standard pro nap\u00e1jen\u00ed cel\u00fdch dom\u00e1c\u00edch syst\u00e9m\u016f v USA, 50A obytn\u00fdch voz\u016f a v\u0161ech aplikac\u00ed, kde je t\u0159eba provozovat spot\u0159ebi\u010de s vysokou z\u00e1t\u011b\u017e\u00ed vedle standardn\u00edch sv\u011btel a z\u00e1suvek.<\/p><p>Pokud vytv\u00e1\u0159\u00edte syst\u00e9m, neodhadujte. Pod\u00edvejte se na seznam z\u00e1t\u011b\u017ee. Pokud vid\u00edte su\u0161i\u010dku pr\u00e1dla, \u010derpadlo do studny nebo centr\u00e1ln\u00ed klimatiza\u010dn\u00ed jednotku, t\u00e9m\u011b\u0159 jist\u011b pot\u0159ebujete st\u0159\u00edda\u010d s funkc\u00ed Split Phase.<\/p><p><strong><a href=\"https:\/\/www.kmdpower.com\/cs\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kontakt Kamada Power<\/a><\/strong> n\u00e1\u0161 t\u00fdm konstrukt\u00e9r\u016f bateri\u00ed, kter\u00fd v\u00e1m navrhne \u0159e\u0161en\u00ed bateri\u00ed na m\u00edru.<\/p><h2 class=\"wp-block-heading\" id=\"faq\">\u010cASTO KLADEN\u00c9 DOTAZY<\/h2><h3 class=\"wp-block-heading\" id=\"can-i-run-a-240v-appliance-on-single-phase-\">Mohu provozovat spot\u0159ebi\u010d na 240 V na jednu f\u00e1zi?<\/h3><p>Pokud m\u00e1te severoamerickou rozd\u011blenou f\u00e1zi (L1+L2), pak ano. Spot\u0159ebi\u010d jednodu\u0161e p\u0159ipoj\u00edte p\u0159es oba hork\u00e9 vodi\u010de. Pokud v\u0161ak m\u00e1te 120V jednof\u00e1zov\u00fd m\u011bni\u010d (jako v mal\u00e9m obytn\u00e9m aut\u011b),&nbsp;<strong>ne<\/strong>. Nap\u011bt\u00ed nelze \"zv\u00fd\u0161it\" na 240 V bez transform\u00e1toru, kter\u00fd je pro bateriov\u00e9 syst\u00e9my obvykle t\u011b\u017ek\u00fd a neefektivn\u00ed.<\/p><h3 class=\"wp-block-heading\" id=\"is-220v-the-same-as-split-phase-\">Je 220 V tot\u00e9\u017e co rozd\u011blen\u00e1 f\u00e1ze?<\/h3><p>Hovorov\u011b ano. V USA se pro ozna\u010den\u00ed vysokonap\u011b\u0165ov\u00e9 \u010d\u00e1sti rozd\u011blen\u00e9ho f\u00e1zov\u00e9ho syst\u00e9mu st\u0159\u00eddav\u011b pou\u017e\u00edvaj\u00ed ozna\u010den\u00ed \"220V\", \"230V\" a \"240V\". Z technick\u00e9ho hlediska je nyn\u00ed standardem&nbsp;<strong>240V<\/strong>, ale star\u00e9 zvyky se t\u011b\u017eko odstra\u0148uj\u00ed.<\/p><h3 class=\"wp-block-heading\" id=\"do-i-need-a-special-battery-for-a-split-phase-inverter-\">Pot\u0159ebuji pro splitf\u00e1zov\u00fd st\u0159\u00edda\u010d speci\u00e1ln\u00ed baterii?<\/h3><p>Ne. Bateriov\u00e1 banka (stejnosm\u011brn\u00e1 strana) se o st\u0159\u00eddav\u00fd v\u00fdstup nestar\u00e1. Bez ohledu na to, zda v\u00e1\u0161 st\u0159\u00edda\u010d vystupuje na 120 V, 230 V nebo na rozd\u011blenou f\u00e1zi 120\/240 V, odeb\u00edr\u00e1 stejn\u00fd stejnosm\u011brn\u00fd proud z va\u0161\u00ed 12V, 24V nebo 48V bateriov\u00e9 banky. Jen se ujist\u011bte, \u017ee va\u0161e kabely jsou dimenzov\u00e1ny na celkovou wattovou z\u00e1t\u011b\u017e.<\/p><h3 class=\"wp-block-heading\" id=\"does-split-phase-use-more-power-than-single-phase-\">Spot\u0159ebov\u00e1v\u00e1 rozd\u011blen\u00e1 f\u00e1ze v\u00edce energie ne\u017e jednof\u00e1zov\u00e1?<\/h3><p>Ne.&nbsp;<strong>Watty jsou watty.<\/strong>&nbsp;Su\u0161i\u010dka o v\u00fdkonu 2400 W na 240 V odeb\u00edr\u00e1 10 A. P\u0159i provozu 2400W z\u00e1t\u011b\u017ee na 120V by se odeb\u00edralo 20 A. Celkov\u00e1 spot\u0159eba energie z baterie je stejn\u00e1 (plus mal\u00e1 odchylka \u00fa\u010dinnosti m\u011bni\u010de).<\/p><h3 class=\"wp-block-heading\" id=\"what-if-i-hook-up-a-split-phase-inverter-to-a-single-phase-input-\">Co kdy\u017e p\u0159ipoj\u00edm st\u0159\u00edda\u010d s rozd\u011blenou f\u00e1z\u00ed na jednof\u00e1zov\u00fd vstup?<\/h3><p>To je o\u0161emetn\u00e9. N\u011bkter\u00e9 pokro\u010dil\u00e9 st\u0159\u00edda\u010de mohou p\u0159ijmout jednof\u00e1zov\u00fd vstup 120 V (ze s\u00edt\u011b nebo gener\u00e1toru) a \"pos\u00edlit\" jej tak, aby vytvo\u0159ily d\u011blen\u00fd f\u00e1zov\u00fd v\u00fdstup 120\/240 V pro va\u0161e z\u00e1t\u011b\u017ee. \u010casto se tomu \u0159\u00edk\u00e1 \"Power Assist\" nebo \"Phase creation\". Pe\u010dliv\u011b si p\u0159e\u010dt\u011bte n\u00e1vod v\u00fdrobce - ne v\u0161echny jednotky to um\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Je d\u011blen\u00e1 f\u00e1ze stejn\u00e1 jako jednof\u00e1zov\u00e1? Z\u00e1m\u011bna \"jednof\u00e1zov\u00e9 nap\u011bt\u00ed 230 V\" za \"rozd\u011blenou f\u00e1zi 120\/240 V\" ve specifika\u010dn\u00edm listu nen\u00ed jen syntaktickou chybou - je to recept na usma\u017eenou elektroniku a ne\u00fasp\u011b\u0161n\u00e9 kontroly. V oblasti 12V bateri\u00ed pro obytn\u00e1 vozidla a lodn\u00ed dopravu je tento rozd\u00edl z\u00e1sadn\u00ed: zat\u00edmco rozd\u011blen\u00e1 f\u00e1ze je technicky vzato formou jednof\u00e1zov\u00e9 f\u00e1ze,...<\/p>","protected":false},"author":1,"featured_media":1186,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":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":[19,26],"tags":[],"class_list":["post-5039","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news_catalog","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5039","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/comments?post=5039"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5039\/revisions"}],"predecessor-version":[{"id":5040,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/5039\/revisions\/5040"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/1186"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=5039"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=5039"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=5039"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}