{"id":5068,"date":"2026-01-10T12:04:14","date_gmt":"2026-01-10T12:04:14","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=5068"},"modified":"2026-01-10T12:04:16","modified_gmt":"2026-01-10T12:04:16","slug":"what-is-an-ac-coupled-battery-in-a-home-energy-management-and-storage-system","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/sk\/news\/what-is-an-ac-coupled-battery-in-a-home-energy-management-and-storage-system\/","title":{"rendered":"\u010co je to bat\u00e9ria so striedav\u00fdm pr\u00fadom v syst\u00e9me riadenia a skladovania energie v dom\u00e1cnosti?"},"content":{"rendered":"<p>\u010co je to bat\u00e9ria so striedav\u00fdm pr\u00fadom v syst\u00e9me riadenia a skladovania energie v dom\u00e1cnosti? Je to perfektn\u00fd sol\u00e1rny de\u0148, k\u00fdm ned\u00f4jde k v\u00fdpadku siete a va\u0161e panely sa frustruj\u00faco nevypn\u00fa kv\u00f4li povinn\u00fdm bezpe\u010dnostn\u00fdm protokolom proti vylodeniu. Pre existuj\u00facich majite\u013eov sol\u00e1rnych zariaden\u00ed nie je ch\u00fdbaj\u00facim \u010dl\u00e1nkom v\u00fdroba, ale nez\u00e1vislos\u0165. Na str\u00e1nke .\u00a0<strong>Bat\u00e9ria pripojen\u00e1 na striedav\u00fd pr\u00fad<\/strong>\u00a0je \u010dasto najpraktickej\u0161ou moderniz\u00e1ciou na pridanie z\u00e1lo\u017en\u00e9ho nap\u00e1jania bez naru\u0161enia s\u00fa\u010dasn\u00e9ho nastavenia a t\u00e1to pr\u00edru\u010dka vysvet\u013euje, ako prin\u00e1\u0161a skuto\u010dn\u00fa energetick\u00fa odolnos\u0165.<\/p><figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-powerwall-battery-10kwh-kmd-pl48200.png\" alt=\"\" class=\"wp-image-2703\"\/><\/figure><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/sk\/10kwh-battery-for-powerwall-home-battery-storage-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kamada Power 10kWh Powerwall Home Battery<\/a><\/strong><\/p><h2 class=\"wp-block-heading\" id=\"-what-is-an-ac-coupled-battery-system-\"><strong>\u010co je to bat\u00e9riov\u00fd syst\u00e9m so striedav\u00fdm pr\u00fadom?<\/strong><\/h2><h3 class=\"wp-block-heading\" id=\"the-simple-definition\">Jednoduch\u00e1 defin\u00edcia<\/h3><p>.&nbsp;<strong>Syst\u00e9m bat\u00e9ri\u00ed so striedav\u00fdm pr\u00fadom<\/strong>&nbsp;je bat\u00e9riov\u00e9 \u00falo\u017eisko, ktor\u00e9 sa prip\u00e1ja k dom\u00e1cej elektrickej sieti&nbsp;<strong>Zapojenie striedav\u00e9ho pr\u00fadu<\/strong>&nbsp;(hlavn\u00fd elektrick\u00fd panel), nie priamo k sol\u00e1rnym panelom. M\u00e1 svoj vlastn\u00fd \"mozog\" - a&nbsp;<strong>bat\u00e9riov\u00fd meni\u010d<\/strong>&nbsp;(niekedy naz\u00fdvan\u00e1 pam\u00e4\u0165ov\u00fd meni\u010d), ktor\u00e1 riadi nab\u00edjanie a vyb\u00edjanie.<\/p><p>Jednoducho povedan\u00e9: v\u00e1\u0161 sol\u00e1rny syst\u00e9m zostane va\u0161\u00edm sol\u00e1rnym syst\u00e9mom a bat\u00e9ria sa prid\u00e1 ako samostatn\u00fd syst\u00e9m, ktor\u00fd sa pripoj\u00ed k elektrickej \"zbernici\" domu.<\/p><p><strong>Sol\u00e1rne panely (DC) \u2192 Sol\u00e1rny meni\u010d (AC) \u2192 Hlavn\u00fd panel (AC zbernica) \u2192 Bat\u00e9riov\u00fd meni\u010d (DC) \u2192 Bat\u00e9ria (DC)<\/strong><\/p><p>Ke\u010f sa bat\u00e9ria vyb\u00edja, smer sa na meni\u010di bat\u00e9rie oto\u010d\u00ed a do panela sa vr\u00e1ti striedav\u00fd pr\u00fad.<\/p><h3 class=\"wp-block-heading\" id=\"key-components\">K\u013e\u00fa\u010dov\u00e9 komponenty<\/h3><ul class=\"wp-block-list\"><li><strong>Bat\u00e9riov\u00fd meni\u010d (meni\u010d z\u00e1sobn\u00edkov):<\/strong>\u00a0Toto je br\u00e1na, ktor\u00e1 konvertuje\u00a0<strong>AC \u2194 DC<\/strong>. Odober\u00e1 prebyto\u010dn\u00e9 striedav\u00e9 nap\u00e1janie z dom\u00e1ceho panela a premie\u0148a ho na jednosmern\u00fd pr\u00fad na nab\u00edjanie bat\u00e9rie, potom premie\u0148a jednosmern\u00fd pr\u00fad sp\u00e4\u0165 na striedav\u00fd, ke\u010f bat\u00e9ria z\u00e1sobuje dom\u00e1cnos\u0165.<\/li>\n\n<li><strong>Inteligentn\u00fd prep\u00edna\u010d \/ br\u00e1na (ostrovn\u00e9 zariadenie):<\/strong>\u00a0Po\u010das v\u00fdpadku toto zariadenie odpoj\u00ed va\u0161u dom\u00e1cnos\u0165 od siete (vytvor\u00ed bezpe\u010dn\u00fd \"ostrov\"), tak\u017ee bat\u00e9ria a sol\u00e1rna energia m\u00f4\u017eu fungova\u0165 bez sp\u00e4tn\u00e9ho nap\u00e1jania z rozvodov. V r\u00f4znych regi\u00f3noch m\u00f4\u017eete po\u010du\u0165 pojmy ako\u00a0<strong>z\u00e1lo\u017en\u00e1 br\u00e1na<\/strong>,\u00a0<strong>automatick\u00fd prenosov\u00fd sp\u00edna\u010d (ATS)<\/strong>, alebo\u00a0<strong>sie\u0165ov\u00e9 izola\u010dn\u00e9 rel\u00e9<\/strong>-t\u00e1 ist\u00e1 my\u0161lienka.<\/li><\/ul><p>Na z\u00e1klade na\u0161ich sk\u00fasenost\u00ed s priemyseln\u00fdmi klientmi, ktor\u00ed modernizuj\u00fa sol\u00e1rne syst\u00e9my + \u00falo\u017eisk\u00e1 na mal\u00fdch komer\u010dn\u00fdch miestach (vzdialen\u00e9 kancel\u00e1rie, kliniky, servisn\u00e9 sklady), je t\u00e1to architekt\u00fara \"oddelen\u00e9ho mozgu\" \u010dasto t\u00fdm, \u010do umo\u017e\u0148uje integr\u00e1ciu bez toho, aby bolo potrebn\u00e9 rozobera\u0165 existuj\u00face fotovoltick\u00e9 zariadenia.<\/p><h2 class=\"wp-block-heading\" id=\"-how-does-ac-coupling-work-step-by-step-flow-\"><strong>Ako funguje AC-Coupling? (Priebeh krok za krokom)<\/strong><\/h2><ol class=\"wp-block-list\"><li><strong>V\u00fdroba slne\u010dnej energie:<\/strong>\u00a0Panely vyr\u00e1baj\u00fa jednosmern\u00fd elektrick\u00fd pr\u00fad;\u00a0<strong>sol\u00e1rny strieda\u010d<\/strong>\u00a0prev\u00e1dza na striedav\u00fd pr\u00fad na pou\u017eitie v budove.<\/li>\n\n<li><strong>Vyu\u017eitie a prebytok:<\/strong>\u00a0Budova vyu\u017e\u00edva energiu ako prv\u00e1. Ak je prebytok, striedav\u00fd pr\u00fad sa prenesie do hlavn\u00e9ho panela a je k dispoz\u00edcii na export do siete alebo na nab\u00edjanie bat\u00e9ri\u00ed.<\/li>\n\n<li><strong>\"Reverzn\u00e1\" konverzia (nab\u00edjanie):<\/strong>\u00a0Str\u00e1nka\u00a0<strong>bat\u00e9riov\u00fd meni\u010d<\/strong>\u00a0preber\u00e1 prebyto\u010dn\u00fd striedav\u00fd pr\u00fad a premie\u0148a ho sp\u00e4\u0165 na jednosmern\u00fd na nab\u00edjanie bat\u00e9rie.<\/li>\n\n<li><strong>Vyp\u00fa\u0161\u0165anie \/ z\u00e1lohovanie:<\/strong>\u00a0V noci alebo po\u010das v\u00fdpadku bat\u00e9riov\u00fd meni\u010d premie\u0148a jednosmern\u00fd pr\u00fad sp\u00e4\u0165 na striedav\u00fd a nap\u00e1ja\u00a0<strong>kritick\u00e9 za\u0165a\u017eenie<\/strong>\u00a0(alebo za\u0165a\u017eenie cel\u00e9ho domu, v z\u00e1vislosti od kon\u0161trukcie).<\/li><\/ol><p>Kr\u00e1tka anal\u00f3gia: DC-spojka je ako vodovod priamo zo studne do n\u00e1dr\u017ee. Spojenie na striedav\u00fd pr\u00fad je ako plnenie n\u00e1dr\u017ee z koh\u00fatika v dome - o nie\u010do menej \u00fa\u010dinn\u00e9, ale ove\u013ea jednoduch\u0161ie na moderniz\u00e1ciu.<\/p><h2 class=\"wp-block-heading\" id=\"-ac-coupled-vs-dc-coupled-the-head-to-head-comparison-\"><strong>Spojenie so striedav\u00fdm pr\u00fadom vs. spojenie so striedav\u00fdm pr\u00fadom: porovnanie<\/strong><\/h2><p>Tu je z\u00e1kladn\u00e9 rozhodnutie, ktor\u00e9mu \u010del\u00ed v\u00e4\u010d\u0161ina t\u00edmov pre obstar\u00e1vanie a in\u017einierov:&nbsp;<strong>efekt\u00edvnos\u0165 vs. flexibilita<\/strong>.<\/p><ul class=\"wp-block-list\"><li><strong>Syst\u00e9my s jednosmern\u00fdm pr\u00fadom<\/strong>\u00a0pripojenie sol\u00e1rneho zariadenia a bat\u00e9rie na strane DC (spolo\u010dn\u00e1 DC zbernica). M\u00f4\u017eu by\u0165 ve\u013emi \u00fa\u010dinn\u00e9 - ale zvy\u010dajne s\u00fa najlep\u0161ie v\u00a0<strong>nov\u00e9 in\u0161tal\u00e1cie<\/strong>\u00a0kde m\u00e1te pod kontrolou cel\u00fa architekt\u00faru.<\/li>\n\n<li><strong>Syst\u00e9my so striedav\u00fdm pr\u00fadom<\/strong>\u00a0pripojte bat\u00e9riu na strane striedav\u00e9ho pr\u00fadu. Zvy\u010dajne s\u00fa najlep\u0161ie pre\u00a0<strong>moderniz\u00e1cie<\/strong>\u00a0kde u\u017e PV existuje.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"comparison-table-essential-for-scannability-\">Porovn\u00e1vacia tabu\u013eka (d\u00f4le\u017eit\u00e9 pre preh\u013eadnos\u0165)<\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Faktor<\/th><th>Spojenie so striedav\u00fdm pr\u00fadom<\/th><th>Spojenie s jednosmern\u00fdm pr\u00fadom<\/th><\/tr><\/thead><tbody><tr><td><strong>\u00da\u010dinnos\u0165<\/strong><\/td><td>Ni\u017e\u0161ie (dodato\u010dn\u00e9 konverzie)<\/td><td>Vy\u0161\u0161ia (menej konverzi\u00ed)<\/td><\/tr><tr><td><strong>N\u00e1ro\u010dnos\u0165 in\u0161tal\u00e1cie<\/strong><\/td><td>Jednoduch\u0161ia moderniz\u00e1cia<\/td><td>Komplexnej\u0161ia moderniz\u00e1cia<\/td><\/tr><tr><td><strong>N\u00e1klady (moderniz\u00e1cia)<\/strong><\/td><td>\u010casto ni\u017e\u0161ie n\u00e1klady na pr\u00e1cu<\/td><td>\u010casto vy\u0161\u0161ie v d\u00f4sledku prepracovania<\/td><\/tr><tr><td><strong>N\u00e1klady (nov\u00e1 in\u0161tal\u00e1cia)<\/strong><\/td><td>Konkuren\u010dn\u00e9, ale extra meni\u010d<\/td><td>\u010casto najlep\u0161ia celkov\u00e1 \u00fa\u010dinnos\u0165\/hodnota<\/td><\/tr><tr><td><strong>\u0160k\u00e1lovate\u013enos\u0165<\/strong><\/td><td>Flexibilita; jednoduch\u0161ie roz\u0161\u00edrenie<\/td><td>M\u00f4\u017ee by\u0165 tesnej\u0161\u00ed\/z\u00e1visl\u00fd od zna\u010dky<\/td><\/tr><\/tbody><\/table><\/figure><p>Ak \u0161pecifikujete syst\u00e9m pre existuj\u00facu fotovoltaick\u00fa lokalitu, AC-spojenie \u010dasto vyhr\u00e1va u\u017e len na z\u00e1klade rizika projektu. Men\u0161ie naru\u0161enie. Menej nezn\u00e1mych. A menej \"prekvapen\u00ed\" po\u010das uv\u00e1dzania do prev\u00e1dzky.<\/p><h2 class=\"wp-block-heading\" id=\"-why-choose-ac-coupling-the-strategic-benefits-\"><strong>Pre\u010do si vybra\u0165 AC-spojku? (Strategick\u00e9 v\u00fdhody)<\/strong><\/h2><h3 class=\"wp-block-heading\" id=\"-the-plug-and-play-retrofit-advantage-\"><strong>V\u00fdhoda moderniz\u00e1cie \"Plug-and-Play\"<\/strong><\/h3><p>V\u00e4\u010d\u0161ina s\u00fa\u010dasn\u00fdch majite\u013eov sol\u00e1rnych zariaden\u00ed m\u00e1 najv\u00e4\u010d\u0161ie obavy:&nbsp;<em>\"Bude ma pridanie bat\u00e9rie n\u00fati\u0165 vymeni\u0165 meni\u010d alebo naru\u0161i\u0165 z\u00e1ruku?\"<\/em>&nbsp;Spojenie striedav\u00fdm pr\u00fadom tomu zvy\u010dajne zabra\u0148uje. Prid\u00e1vate \u00falo\u017eisko za fotovoltick\u00fd syst\u00e9m, nie men\u00edte architekt\u00faru samotnej fotovoltiky.<\/p><p>To je pre verejn\u00e9 obstar\u00e1vanie ve\u013ek\u00fd probl\u00e9m. Men\u0161ie riziko roz\u0161\u00edrenia, men\u0161ie riziko integr\u00e1cie a menej telefon\u00e1tov s dod\u00e1vate\u013eom, ktor\u00fd ukazuje prstom.<\/p><h3 class=\"wp-block-heading\" id=\"-placement-flexibility-\"><strong>Flexibilita umiestnenia<\/strong><\/h3><p>Ke\u010f\u017ee bat\u00e9ria je prepojen\u00e1 s panelom striedav\u00e9ho pr\u00fadu, m\u00f4\u017ee by\u0165 nain\u0161talovan\u00e1 \u010faleko od sol\u00e1rneho zariadenia. Fotovoltaika na streche, panel v suter\u00e9ne, bat\u00e9ria v gar\u00e1\u017ei - \u017eiadny probl\u00e9m. To je u\u017eito\u010dn\u00e9 najm\u00e4 v Eur\u00f3pe, kde maj\u00fa star\u0161ie domy obmedzen\u00e9 mo\u017enosti vedenia trasy, a v USA, kde s\u00fa be\u017en\u00e9 gar\u00e1\u017eov\u00e9 in\u0161tal\u00e1cie.<\/p><h3 class=\"wp-block-heading\" id=\"-energy-arbitrage-money-saving-\"><strong>Energetick\u00e1 arbitr\u00e1\u017e (\u00faspora pe\u0148az\u00ed)<\/strong><\/h3><p>S akumul\u00e1torom pripojen\u00fdm na striedav\u00fd pr\u00fad m\u00f4\u017eete nab\u00edja\u0165 bat\u00e9riu zo siete, ke\u010f s\u00fa sadzby n\u00edzke, a vyb\u00edja\u0165 ju po\u010das drah\u00fdch \u0161pi\u010diek - klasick\u00fd&nbsp;<strong>Zmena \u010dasu pou\u017e\u00edvania (TOU)<\/strong>&nbsp;alebo&nbsp;<strong>energetick\u00e1 arbitr\u00e1\u017e<\/strong>. Sol\u00e1rna energia pom\u00e1ha, ale nie je potrebn\u00e1 na dosiahnutie tejto v\u00fdhody.<\/p><p>To m\u00e1 v\u00fdznam v regi\u00f3noch so silnou cenovou politikou TOU alebo poplatkami za odber (najm\u00e4 v pr\u00edpade \u013eahk\u00fdch komer\u010dn\u00fdch lokal\u00edt).<\/p><h3 class=\"wp-block-heading\" id=\"-redundancy-\"><strong>Prebyto\u010dnos\u0165<\/strong><\/h3><p>Pripojenie na striedav\u00fd pr\u00fad m\u00f4\u017ee vytvori\u0165 praktick\u00fa formu redundancie: ak sol\u00e1rny strieda\u010d zlyh\u00e1, bat\u00e9ria sa m\u00f4\u017ee st\u00e1le nab\u00edja\u0165 zo siete a poskytova\u0165 z\u00e1lohu. Ak m\u00e1 bat\u00e9riov\u00fd strieda\u010d probl\u00e9m, sol\u00e1rny syst\u00e9m m\u00f4\u017ee pokra\u010dova\u0165 v norm\u00e1lnej prev\u00e1dzke, ke\u010f je sie\u0165 v prev\u00e1dzke.<\/p><p>Pre kritick\u00fdch pou\u017e\u00edvate\u013eov - dom\u00e1ce kancel\u00e1rie, kliniky, vzdialen\u00e9 komunik\u00e1cie - je toto oddelenie funkciou, nie komplik\u00e1ciou.<\/p><h2 class=\"wp-block-heading\" id=\"-the-honest-drawbacks-what-salesmen-won-t-tell-you-\"><strong>Poctiv\u00e9 nev\u00fdhody: \u010co v\u00e1m predajcovia nepovedia<\/strong><\/h2><h3 class=\"wp-block-heading\" id=\"-the-efficiency-penalty-\"><strong>Trest za efekt\u00edvnos\u0165<\/strong><\/h3><p>Syst\u00e9my so striedav\u00fdm pr\u00fadom \u010dasto zah\u0155\u0148aj\u00fa \"trojit\u00fa konverziu\" po\u010das z\u00e1lo\u017enej prev\u00e1dzky:<\/p><p><strong>DC (FV) \u2192 AC (FV meni\u010d) \u2192 DC (nab\u00edjanie bat\u00e9rie) \u2192 AC (meni\u010d bat\u00e9rie)<\/strong><\/p><p>To zvy\u0161uje straty. V porovnan\u00ed so spojen\u00edm jednosmern\u00fdm pr\u00fadom by ste mohli vidie\u0165 pribli\u017ene&nbsp;<strong>5-10% ni\u017e\u0161ia \u00fa\u010dinnos\u0165<\/strong>v z\u00e1vislosti od v\u00fdkonu meni\u010da a prev\u00e1dzkov\u00fdch podmienok. Nie je to katastrofick\u00e9, ale je to re\u00e1lne - a v priebehu rokov to ovplyv\u0148uje ekonomiku.<\/p><h3 class=\"wp-block-heading\" id=\"-solar-clipping-\"><strong>Sol\u00e1rne orez\u00e1vanie<\/strong><\/h3><p>Ak je sol\u00e1rna s\u00fastava ve\u013ek\u00e1, bat\u00e9riov\u00fd meni\u010d nemus\u00ed by\u0165 schopn\u00fd absorbova\u0165 v\u0161etok prebyto\u010dn\u00fd v\u00fdkon pri \u0161pi\u010dkovej v\u00fdrobe. V\u00fdsledkom m\u00f4\u017ee by\u0165&nbsp;<strong>orez\u00e1vanie<\/strong>-sol\u00e1rna energia je obmedzen\u00e1, preto\u017ee prebyto\u010dn\u00e1 energia nem\u00e1 kam \u00eds\u0165.<\/p><p>\u010casto sa to d\u00e1 vyrie\u0161i\u0165 lep\u0161\u00edm dimenzovan\u00edm (alebo povolen\u00edm na v\u00fdvoz), ale je to obmedzenie n\u00e1vrhu, ktor\u00e9 by mali t\u00edmy obstar\u00e1vania potvrdi\u0165 v\u010das.<\/p><h3 class=\"wp-block-heading\" id=\"-equipment-cost-\"><strong>N\u00e1klady na vybavenie<\/strong><\/h3><p>Kupujete druh\u00fd meni\u010d a \u010dasto aj inteligentn\u00fa br\u00e1nu. To zvy\u0161uje n\u00e1klady na hardv\u00e9r v porovnan\u00ed s \u00fazko integrovanou kon\u0161trukciou s jednosmern\u00fdm pr\u00fadom.<\/p><p>Porovnanie je tu jednoduch\u00e9:<\/p><ul class=\"wp-block-list\"><li><strong>Spojenie s jednosmern\u00fdm pr\u00fadom<\/strong>\u00a0\u010dasto vyhr\u00e1va dlhodob\u00e1 \u00fa\u010dinnos\u0165 a \u010distej\u0161ia architekt\u00fara (najm\u00e4 v novostavb\u00e1ch).<\/li>\n\n<li><strong>Spojenie so striedav\u00fdm pr\u00fadom<\/strong>\u00a0\u010dasto vyhr\u00e1va v oblasti n\u00e1kladov na moderniz\u00e1ciu, zn\u00ed\u017eenia pr\u00e1cnosti a ni\u017e\u0161ieho rizika projektu.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"-decision-checklist-is-ac-coupled-right-for-you-\"><strong>Kontroln\u00fd zoznam pre rozhodovanie: Je AC-Coupled pre v\u00e1s to prav\u00e9?<\/strong><\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Rozhodovacia ot\u00e1zka (scen\u00e1r)<\/strong><\/th><th><strong>Odpor\u00fa\u010dan\u00e1 cesta (ak je odpove\u010f \"\u00c1no\")<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>M\u00e1te u\u017e nain\u0161talovan\u00fd sol\u00e1rny syst\u00e9m?<\/strong><\/td><td><strong>Spojenie so striedav\u00fdm pr\u00fadom<\/strong><\/td><\/tr><tr><td><strong>Ste spokojn\u00ed so svoj\u00edm s\u00fa\u010dasn\u00fdm sol\u00e1rnym meni\u010dom?<\/strong><\/td><td><strong>Spojenie so striedav\u00fdm pr\u00fadom<\/strong><\/td><\/tr><tr><td><strong>Pl\u00e1nujete nesk\u00f4r roz\u0161\u00edri\u0165 svoj syst\u00e9m alebo prida\u0165 elektromobil?<\/strong><\/td><td><strong>Spojenie so striedav\u00fdm pr\u00fadom<\/strong><\/td><\/tr><tr><td><strong>Staviate \u00faplne nov\u00fa chatu mimo siete?<\/strong><\/td><td><strong>Spojenie s jednosmern\u00fdm pr\u00fadom<\/strong><\/td><\/tr><\/tbody><\/table><\/figure><p>Ak modernizujete existuj\u00faci fotovoltaick\u00fd syst\u00e9m pripojen\u00fd na sie\u0165, je pripojenie na striedav\u00fd pr\u00fad ve\u013emi \u010dasto pragmatickou vo\u013ebou. Nie v\u017edy je to \"dokonal\u00e1 technick\u00e1 vo\u013eba\", ale \u010dasto je to najlep\u0161ia vo\u013eba v re\u00e1lnom svete.<\/p><h2 class=\"wp-block-heading\" id=\"-conclusion-\"><strong>Z\u00e1ver<\/strong><\/h2><p>Spojenie striedav\u00e9ho pr\u00fadu je nesporn\u00fdm \u0161ampi\u00f3nom moderniz\u00e1cie, ktor\u00fd vymie\u0148a k\u00fasok \u00fa\u010dinnosti za \u010dist\u00fa integra\u010dn\u00fa cestu, ktor\u00e1 neobr\u00e1ti v\u00e1\u0161 elektrick\u00fd syst\u00e9m hore nohami. Namiesto dohadov o kompatibilite sa s nami pode\u013ete o model strieda\u010da a zoznam z\u00e1\u0165a\u017ee - over\u00edme realizovate\u013enos\u0165 a pom\u00f4\u017eeme v\u00e1m stanovi\u0165 obh\u00e1jite\u013en\u00fa \u0161pecifik\u00e1ciu.\u00a0<strong><a href=\"https:\/\/www.kmdpower.com\/sk\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kontaktujte n\u00e1s<\/a><\/strong>\u00a0pre <strong><a href=\"https:\/\/www.kmdpower.com\/sk\/power-wall\/\" target=\"_blank\" rel=\"noreferrer noopener\">rie\u0161enie dom\u00e1cej bat\u00e9rie na mieru<\/a><\/strong>.<\/p><h2 class=\"wp-block-heading\" id=\"-faq-\"><strong>\u010cASTO KLADEN\u00c9 OT\u00c1ZKY<\/strong><\/h2><h3 class=\"wp-block-heading\" id=\"-can-i-add-an-ac-battery-to-any-brand-of-solar-inverter-\"><strong>M\u00f4\u017eem prida\u0165 AC bat\u00e9riu do&nbsp;<em>ak\u00e9ko\u013evek<\/em>&nbsp;zna\u010dka sol\u00e1rneho meni\u010da?<\/strong><\/h3><p>V\u00e4\u010d\u0161inou \u00e1no. Jednotky so striedav\u00fdm pr\u00fadom sa prip\u00e1jaj\u00fa k hlavn\u00e9mu panelu, tak\u017ee ignoruj\u00fa zna\u010dku sol\u00e1rneho meni\u010da. Jedin\u00fdm h\u00e1\u010dikom je z\u00e1lo\u017en\u00fd re\u017eim: v\u00e1\u0161 existuj\u00faci sol\u00e1rny meni\u010d mus\u00ed podporova\u0165&nbsp;<strong>frekven\u010dn\u00fd posun<\/strong>&nbsp;zn\u00ed\u017ei\u0165 r\u00fdchlos\u0165, ke\u010f sa sie\u0165 preru\u0161\u00ed. Ak je pr\u00edli\u0161 star\u00e1, jednoducho sa vypne.<\/p><h3 class=\"wp-block-heading\" id=\"-does-an-ac-coupled-battery-work-if-the-grid-is-down-\"><strong>Funguje bat\u00e9ria pripojen\u00e1 na striedav\u00fd pr\u00fad, ak je sie\u0165 nefunk\u010dn\u00e1?<\/strong><\/h3><p>Nie - ak si nenain\u0161talujete&nbsp;<strong>br\u00e1na<\/strong>&nbsp;(izola\u010dn\u00fd sp\u00edna\u010d). Syst\u00e9m mus\u00ed fyzicky odpoji\u0165 pripojenie k sieti, aby vyhovoval predpisom proti vypojeniu. Bez tohto hardv\u00e9ru zost\u00e1va bat\u00e9ria ne\u010dinn\u00e1, aby chr\u00e1nila pracovn\u00edkov elektr\u00e1rn\u00ed. Nebude nap\u00e1ja\u0165 ni\u010d, bez oh\u013eadu na to, ako je pln\u00e1.<\/p><h3 class=\"wp-block-heading\" id=\"-how-much-efficiency-do-i-really-lose-with-ac-coupling-\"><strong>Ak\u00fa \u00fa\u010dinnos\u0165 skuto\u010dne str\u00e1cam pri pou\u017eit\u00ed spojky AC?<\/strong><\/h3><p>Pl\u00e1nujte stratu&nbsp;<strong>5-10%<\/strong>&nbsp;v porovnan\u00ed so syst\u00e9mami jednosmern\u00e9ho pr\u00fadu. Je to nevyhnutn\u00e1 termodynamick\u00e1 strata z \"trojitej konverzie\" (DC\u2192AC\u2192DC\u2192AC). V podstate vymie\u0148ate t\u00fato mal\u00fa stratu \u00fa\u010dinnosti za to, \u017ee nemus\u00edte prep\u00e1ja\u0165 cel\u00e9 sol\u00e1rne pole.<\/p><h3 class=\"wp-block-heading\" id=\"-is-the-tesla-powerwall-ac-or-dc-coupled-\"><strong>Je zariadenie Tesla Powerwall pripojen\u00e9 na striedav\u00fd alebo jednosmern\u00fd pr\u00fad?<\/strong><\/h3><p>Powerwall je u\u010debnicovou defin\u00edciou&nbsp;<strong>Spojenie so striedav\u00fdm pr\u00fadom<\/strong>. Je vybaven\u00fd intern\u00fdm meni\u010dom a je pripojen\u00fd k dom\u00e1cej zbernici striedav\u00e9ho pr\u00fadu. Hoci nov\u00fd Powerwall 3 prid\u00e1va sol\u00e1rne vstupy na jednosmern\u00fd pr\u00fad, pre v\u00e4\u010d\u0161inu existuj\u00facich domov ho in\u0161talat\u00e9ri pova\u017euj\u00fa za zariadenie na striedav\u00fd pr\u00fad.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u010co je to bat\u00e9ria so striedav\u00fdm pr\u00fadom v dom\u00e1com syst\u00e9me riadenia a skladovania energie? Je to perfektn\u00fd sol\u00e1rny de\u0148, k\u00fdm ned\u00f4jde k v\u00fdpadku siete a va\u0161e panely sa frustruj\u00faco nevypn\u00fa kv\u00f4li povinn\u00fdm bezpe\u010dnostn\u00fdm protokolom proti vylodeniu. Pre existuj\u00facich majite\u013eov sol\u00e1rnych zariaden\u00ed nie je ch\u00fdbaj\u00facim \u010dl\u00e1nkom v\u00fdroba, ale nez\u00e1vislos\u0165. Bat\u00e9ria so striedav\u00fdm pr\u00fadom je \u010dasto najpraktickej\u0161ou moderniz\u00e1ciou na pridanie z\u00e1lo\u017enej...<\/p>","protected":false},"author":1,"featured_media":2703,"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-5068","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news_catalog","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/5068","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/comments?post=5068"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/5068\/revisions"}],"predecessor-version":[{"id":5069,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/posts\/5068\/revisions\/5069"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/media\/2703"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/media?parent=5068"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/categories?post=5068"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/sk\/wp-json\/wp\/v2\/tags?post=5068"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}