{"id":4818,"date":"2025-10-01T11:12:23","date_gmt":"2025-10-01T11:12:23","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=4818"},"modified":"2025-10-01T11:12:24","modified_gmt":"2025-10-01T11:12:24","slug":"how-sodium-ion-batteries-reduce-cable-sizing-requirements-in-distributed-dc-systems","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/cs\/news\/how-sodium-ion-batteries-reduce-cable-sizing-requirements-in-distributed-dc-systems\/","title":{"rendered":"Jak sod\u00edkov\u00e9 baterie sni\u017euj\u00ed po\u017eadavky na dimenzov\u00e1n\u00ed kabel\u016f v distribuovan\u00fdch stejnosm\u011brn\u00fdch syst\u00e9mech"},"content":{"rendered":"<p>Jak sod\u00edkov\u00e9 baterie sni\u017euj\u00ed po\u017eadavky na dimenzov\u00e1n\u00ed kabel\u016f v distribuovan\u00fdch stejnosm\u011brn\u00fdch syst\u00e9mech. Kabel\u00e1\u017e je tich\u00fdm zabij\u00e1kem rozpo\u010dtu v ka\u017ed\u00e9m distribuovan\u00e9m stejnosm\u011brn\u00e9m syst\u00e9mu. A\u0165 u\u017e se jedn\u00e1 o datov\u00e9 centrum, mikros\u00ed\u0165 nebo pr\u016fmyslov\u00fd z\u00e1vod, in\u017een\u00fd\u0159i se zku\u0161enostmi z praxe v\u011bd\u00ed, jak to doopravdy je: dimenzov\u00e1n\u00ed vodi\u010d\u016f jde daleko za r\u00e1mec hrub\u00fdch n\u00e1klad\u016f na m\u011b\u010f. M\u00e1 dominov\u00fd efekt na instalaci, \u00fa\u010dinnost a dlouhodobou spolehlivost cel\u00e9ho syst\u00e9mu. Kdy\u017e p\u0159edimenzujete kabely, neplat\u00edte jen za kov. Vytv\u00e1\u0159\u00edte si probl\u00e9my s trasov\u00e1n\u00edm a zvy\u0161ujete tepeln\u00e9 nam\u00e1h\u00e1n\u00ed cel\u00e9 instalace.<\/p><p>Po l\u00e9ta se elektrick\u00e9 chov\u00e1n\u00ed <strong><a href=\"https:\/\/www.kmdpower.com\/cs\/12v-lifepo4-battery\/\" target=\"_blank\" rel=\"noreferrer noopener\">lithium-iontov\u00e9 baterie<\/a><\/strong> nastavit pravidla. \u0160irok\u00e1 k\u0159ivka nap\u011bt\u00ed a prudk\u00e9 proudov\u00e9 \u0161pi\u010dky nutily konstrukt\u00e9ry ke konzervativn\u00edmu p\u0159\u00edstupu a k ur\u010den\u00ed siln\u00fdch vodi\u010d\u016f, aby zvl\u00e1dli nejhor\u0161\u00ed mo\u017en\u00fd sc\u00e9n\u00e1\u0159. Ale co kdybyste u\u017e nemuseli navrhovat pro ten nejhor\u0161\u00ed p\u0159\u00edpad? S <strong><a href=\"https:\/\/www.kmdpower.com\/cs\/sodium-ion-battery-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">sod\u00edkovo-iontov\u00e1 baterie<\/a><\/strong> tech se objevuje jako praktick\u00e1 alternativa, m\u016f\u017eeme kone\u010dn\u011b p\u0159ehodnotit, kolik m\u011bdi projekt stejnosm\u011brn\u00e9ho proudu vlastn\u011b pot\u0159ebuje.<\/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-100ah-sodium-ion-battery-manufacturers.jpg\" alt=\"\" class=\"wp-image-1183\"\/><\/figure><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/cs\/kamada-power-12v-200ah-sodium-ion-battery-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">kamada power 200ah sod\u00edkovo-iontov\u00e1 baterie<\/a><\/strong><\/p><figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002.jpg\" alt=\"\" class=\"wp-image-4480\" srcset=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002.jpg 1000w, https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002-300x300.jpg 300w, https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002-150x150.jpg 150w, https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002-768x768.jpg 768w, https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002-12x12.jpg 12w, https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002-600x600.jpg 600w, https:\/\/www.kmdpower.com\/wp-content\/uploads\/kamada-power-48v-210ah-10kWh-Home-Sodium-Battery-main-002-100x100.jpg 100w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/cs\/produkt\/kamada-power-10kwh-home-sodium-battery\/\" target=\"_blank\" rel=\"noreferrer noopener\">kamada power 10kwh dom\u00e1c\u00ed sod\u00edkov\u00e1 baterie<\/a><\/strong><\/p><h2 class=\"wp-block-heading\" id=\"why-cable-size-matters-in-distributed-dc\">Pro\u010d z\u00e1le\u017e\u00ed na velikosti kabel\u016f v distribuovan\u00e9m stejnosm\u011brn\u00e9m proudu?<\/h2><p>Dimenzov\u00e1n\u00ed kabel\u016f v syst\u00e9mech stejnosm\u011brn\u00e9ho proudu se nakonec odv\u00edj\u00ed od dvou v\u011bc\u00ed:&nbsp;<strong>Ohm\u016fv z\u00e1kon<\/strong>&nbsp;a tepeln\u00e9 limity. \u010c\u00edm v\u011bt\u0161\u00ed proud syst\u00e9m odeb\u00edr\u00e1, t\u00edm siln\u011bj\u0161\u00ed mus\u00ed b\u00fdt vodi\u010d. Pokud je p\u0159\u00edli\u0161 tenk\u00fd, p\u0159eh\u0159\u00edv\u00e1 se a doch\u00e1z\u00ed k nep\u0159ijateln\u00e9mu poklesu nap\u011bt\u00ed. To je tak z\u00e1kladn\u00ed.<\/p><p>In\u017een\u00fd\u0159i se \u0159\u00edd\u00ed normami, jako je nap\u0159.&nbsp;<strong>NEC (N\u00e1rodn\u00ed elektrotechnick\u00fd p\u0159edpis, \u010dl\u00e1nek 310)<\/strong>&nbsp;nebo&nbsp;<strong>IEC 60364<\/strong>. K\u00f3dy jsou jasn\u00e9. Vodi\u010de mus\u00ed pracovat v r\u00e1mci sv\u00fdch amp\u00e9rick\u00fdch limit\u016f a dr\u017eet t\u011bsn\u00fd \u00fabytek nap\u011bt\u00ed, obvykle 2-5% pro kritick\u00e9 z\u00e1t\u011b\u017ee.<\/p><p>P\u0159em\u00fd\u0161lejte o tom, co to znamen\u00e1 ve velk\u00e9m za\u0159\u00edzen\u00ed. N\u00e1klady na m\u011b\u010f v datov\u00e9m centru, kter\u00e9 nap\u00e1j\u00ed stojany vzd\u00e1len\u00e9 300 metr\u016f, vylet\u00ed do vzduchu. Nen\u00ed \u017e\u00e1dn\u00fdm \u0161okem, \u017ee kabel\u00e1\u017e m\u016f\u017ee se\u017erat&nbsp;<strong>30%-40% celkov\u00fdch n\u00e1klad\u016f na elektroinstalaci projektu DC.<\/strong>, v\u011bt\u0161inou proto, \u017ee se \"pro jistotu\" vytahuj\u00ed p\u0159edimenzovan\u00e9 vodi\u010de.<\/p><h2 class=\"wp-block-heading\" id=\"the-lithium-ion-challenge\">Lithium-iontov\u00e1 v\u00fdzva<\/h2><p>Hlavn\u00ed probl\u00e9my s kabel\u00e1\u017e\u00ed zp\u016fsobuje chov\u00e1n\u00ed lithium-iontov\u00fdch bateri\u00ed.<\/p><ul class=\"wp-block-list\"><li><strong>\u0160irok\u00e9 nap\u011b\u0165ov\u00e9 okno:<\/strong>\u00a0Li-ion \u010dl\u00e1nek se pohybuje od\u00a0<strong>4.2 V<\/strong>\u00a0(pln\u00fd) a\u017e po\u00a0<strong>2.7-3.0 V<\/strong>\u00a0(t\u00e9m\u011b\u0159 pr\u00e1zdn\u00fd). V syst\u00e9mu s nomin\u00e1ln\u00edm nap\u011bt\u00edm 48 V je to obrovsk\u00fd pokles z ~58,8 V na 40,5 V. Aby bylo mo\u017en\u00e9 dod\u00e1vat konstantn\u00ed v\u00fdkon p\u0159i tomto ni\u017e\u0161\u00edm nap\u011bt\u00ed, mus\u00ed syst\u00e9m odeb\u00edrat mnohem v\u011bt\u0161\u00ed proud. To znamen\u00e1, \u017ee va\u0161e kabely mus\u00ed b\u00fdt dimenzov\u00e1ny na tuto \u0161pi\u010dku, i kdy\u017e se syst\u00e9m s t\u00edmto stavem setk\u00e1 jen po malou \u010d\u00e1st sv\u00e9 \u017eivotnosti.<\/li>\n\n<li><strong>P\u0159echodn\u00e9 hroty:<\/strong>\u00a0Rychl\u00e9 nab\u00edjen\u00ed a vyb\u00edjen\u00ed vytv\u00e1\u0159\u00ed kr\u00e1tk\u00e9, intenzivn\u00ed proudov\u00e9 r\u00e1zy. Vodi\u010de mus\u00ed b\u00fdt dostate\u010dn\u011b odoln\u00e9, aby je p\u0159e\u017eily bez po\u0161kozen\u00ed.<\/li>\n\n<li><strong>\u00davahy o tepeln\u00e9m \u00faniku:<\/strong>\u00a0Vzhledem ke zn\u00e1m\u00fdm rizik\u016fm spojen\u00fdm s lithium-iontov\u00fdmi bateriemi konstrukt\u00e9\u0159i po\u010d\u00edtaj\u00ed s dodate\u010dn\u00fdmi bezpe\u010dnostn\u00edmi rezervami. V ter\u00e9nu to znamen\u00e1 pouze zv\u011bt\u0161en\u00ed rozm\u011br\u016f vodi\u010d\u016f nad r\u00e1mec matematick\u00fdch po\u017eadavk\u016f.<\/li><\/ul><p>V\u00fdsledek je v\u017edy stejn\u00fd: kabely jsou t\u011b\u017e\u0161\u00ed, tu\u017e\u0161\u00ed a dra\u017e\u0161\u00ed, ne\u017e vy\u017eaduje pr\u016fm\u011brn\u00e1 z\u00e1t\u011b\u017e.<\/p><h2 class=\"wp-block-heading\" id=\"sodium-ion-a-different-electrical-profile\">Sod\u00edkov\u00e9 ionty: Odli\u0161n\u00fd elektrick\u00fd profil<\/h2><p>Jak to tedy sod\u00edkov\u00e9 ionty vy\u0159e\u0161\u00ed? Jeho elektrick\u00fd profil je z\u00e1sadn\u011b odli\u0161n\u00fd.<\/p><ul class=\"wp-block-list\"><li><strong>Plo\u0161\u0161\u00ed k\u0159ivka vyb\u00edjen\u00ed:<\/strong>\u00a0V\u011bt\u0161ina sod\u00edkov\u00fdch iontov\u00fdch chemik\u00e1li\u00ed pracuje v mnohem u\u017e\u0161\u00edm rozsahu nap\u011bt\u00ed.\u00a0<strong>2,0-3,8 V na \u010dl\u00e1nek<\/strong>. Na syst\u00e9mov\u00e9 \u00farovni to znamen\u00e1, \u017ee m\u00e1te mnohem men\u0161\u00ed pr\u016fhyb nap\u011bt\u00ed. Odb\u011br proudu z\u016fst\u00e1v\u00e1 mnohem stabiln\u011bj\u0161\u00ed v cel\u00e9m pou\u017eiteln\u00e9m rozsahu SOC.<\/li>\n\n<li><strong>Sn\u00ed\u017een\u00e1 variabilita proudu:<\/strong>\u00a0Men\u0161\u00ed v\u00fdkyv nap\u011bt\u00ed znamen\u00e1, \u017ee m\u016f\u017eete kabely dimenzovat bl\u00ed\u017ee k s\u00edti.\u00a0<strong>pr\u016fm\u011brn\u00e9 proudov\u00e9 zat\u00ed\u017een\u00ed<\/strong>, nikoli teoretick\u00fd vrchol. To je kl\u00ed\u010dov\u00e9.<\/li>\n\n<li><strong>Ni\u017e\u0161\u00ed tepeln\u00e9 riziko:<\/strong>\u00a0Sod\u00edkov\u00e9 ionty jsou ze sv\u00e9 podstaty m\u00e9n\u011b n\u00e1chyln\u00e9 k tepeln\u00e9mu vy\u010derp\u00e1n\u00ed. U\u017e jen tato skute\u010dnost odstra\u0148uje hlavn\u00ed d\u016fvod pro nadm\u011brn\u00e9 konstruov\u00e1n\u00ed vodi\u010d\u016f jako bezpe\u010dnostn\u00ed s\u00edt\u011b.<\/li><\/ul><p>U\u017e nenavrhujete pro v\u00fdjimky. Navrhujete pro pravidlo.<\/p><h2 class=\"wp-block-heading\" id=\"a-practical-example-with-real-numbers\">Praktick\u00fd p\u0159\u00edklad s re\u00e1ln\u00fdmi \u010d\u00edsly<\/h2><p>Pod\u00edvejme se na \u010d\u00edsla. P\u0159edstavte si&nbsp;<strong>Sb\u011brnice 48 V DC<\/strong>&nbsp;tla\u010den\u00ed&nbsp;<strong>20 kW<\/strong>&nbsp;k serverov\u00fdm stojan\u016fm na trase dlouh\u00e9 100 metr\u016f.<\/p><ul class=\"wp-block-list\"><li><strong>Aktu\u00e1ln\u00ed po\u017eadavek:<\/strong>\u00a0<strong><em>I<\/em><\/strong>\u00a0= P \/ V = 20 000 \/ 48 \u2248 417 A<\/li>\n\n<li><strong>P\u0159\u00edpustn\u00fd pokles nap\u011bt\u00ed (2% p\u0159i 48 V):<\/strong>\u00a0\u0394V = 0,02\u00d748=0,96 V<\/li><\/ul><p>U lithium-iontov\u00e9ho syst\u00e9mu by v\u00e1s tabulky NEC pravd\u011bpodobn\u011b tla\u010dily k pou\u017e\u00edv\u00e1n\u00ed&nbsp;<strong>Vodi\u010de o pr\u016f\u0159ezu 70 mm\u00b2<\/strong>&nbsp;aby zvl\u00e1dly \u0161pi\u010dkov\u00e9 proudy a nep\u0159ekro\u010dily mezn\u00ed hodnoty \u00fabytku nap\u011bt\u00ed.<\/p><p>Se sod\u00edkov\u00fdmi ionty se hra m\u011bn\u00ed. Jeho plo\u0161\u0161\u00ed k\u0159ivka udr\u017euje syst\u00e9mov\u00e9 nap\u011bt\u00ed p\u0159i z\u00e1t\u011b\u017ei bl\u00edzko 50-52 V. Stejn\u00fd v\u00fdkon 20 kW nyn\u00ed vy\u017eaduje v pr\u016fm\u011bru jen asi 385 A. S takovou stabilitou m\u016f\u017eete bez obav specifikovat.&nbsp;<strong>Vodi\u010de 50 mm\u00b2<\/strong>.<\/p><p>\u00daspory jsou okam\u017eit\u00e9.<\/p><ul class=\"wp-block-list\"><li><strong>Sn\u00ed\u017een\u00ed hmotnosti m\u011bdi:<\/strong>\u00a0O 28% m\u00e9n\u011b materi\u00e1lu.<\/li>\n\n<li><strong>\u00daspora pr\u00e1ce:<\/strong>\u00a0Leh\u010d\u00ed a pru\u017en\u011bj\u0161\u00ed kabel se jednodu\u0161e sn\u00e1ze a rychleji tah\u00e1, oh\u00fdb\u00e1 a ukon\u010duje.<\/li>\n\n<li><strong>Tepeln\u00e9 v\u00fdhody:<\/strong>\u00a0Men\u0161\u00ed kabel je chladn\u011bj\u0161\u00ed, co\u017e sni\u017euje nam\u00e1h\u00e1n\u00ed jeho izolace po dobu 15-20 let \u017eivotnosti.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"broader-engineering-and-cost-benefits\">\u0160ir\u0161\u00ed technick\u00e9 a n\u00e1kladov\u00e9 p\u0159\u00ednosy<\/h2><p>Tyto v\u00fdhody p\u0159esahuj\u00ed r\u00e1mec kabelu.<\/p><ul class=\"wp-block-list\"><li><strong>\u00daspora materi\u00e1lu:<\/strong>\u00a0Tato optimalizace m\u016f\u017ee sn\u00ed\u017eit rozpo\u010det na surov\u00e9 vodi\u010de o\u00a0<strong>15%-25%<\/strong>\u00a0na velk\u00fdch projektech DC.<\/li>\n\n<li><strong>\u00da\u010dinnost instalace:<\/strong>\u00a0Ten\u010d\u00ed kabely znamenaj\u00ed men\u0161\u00ed tahovou s\u00edlu, m\u00e9n\u011b p\u0159et\u00ed\u017een\u00e9 z\u00e1sobn\u00edky a m\u00e9n\u011b hodin pr\u00e1ce.<\/li>\n\n<li><strong>Provozn\u00ed spolehlivost:<\/strong>\u00a0Ni\u017e\u0161\u00ed tepeln\u00e9 nam\u00e1h\u00e1n\u00ed znamen\u00e1 del\u0161\u00ed \u017eivotnost izolace, co\u017e v\u00e1m pom\u016f\u017ee vyhnout se velmi \u010dast\u00fdm poruch\u00e1m v rozvodech stejnosm\u011brn\u00e9ho proudu.<\/li>\n\n<li><strong>Flexibilita designu:<\/strong>\u00a0V mikros\u00edti nebo pr\u016fmyslov\u00e9m z\u00e1vod\u011b je d\u00edky pou\u017eit\u00ed men\u0161\u00edch vodi\u010d\u016f mnohem jednodu\u0161\u0161\u00ed syst\u00e9m pozd\u011bji rekonfigurovat nebo roz\u0161\u00ed\u0159it.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"where-this-matters-most\">Na \u010dem z\u00e1le\u017e\u00ed nejv\u00edce<\/h2><p>Nejedn\u00e1 se o teoretickou v\u00fdhodu. V re\u00e1ln\u00e9m sv\u011bt\u011b m\u00e1 z\u00e1sadn\u00ed dopad.<\/p><ul class=\"wp-block-list\"><li><strong>Datov\u00e1 centra:<\/strong>\u00a0P\u0159i dlouh\u00fdch kabelov\u00fdch tras\u00e1ch stejnosm\u011brn\u00e9ho proudu je elektroinstalace t\u0159et\u00edm nejvy\u0161\u0161\u00edm n\u00e1kladem projektu. Stabilita sod\u00edkov\u00fdch iont\u016f je p\u0159\u00edmou cestou ke sn\u00ed\u017een\u00ed investi\u010dn\u00edch i provozn\u00edch n\u00e1klad\u016f.<\/li>\n\n<li><strong>Pr\u016fmyslov\u00e1 za\u0159\u00edzen\u00ed:<\/strong>\u00a0Vzpome\u0148te si na v\u0161echny sb\u011brnice 24 V a 48 V DC pro vozidla AGV a robotiku. \u00dasporn\u011bj\u0161\u00ed kabel\u00e1\u017e znamen\u00e1 m\u00e9n\u011b prostoj\u016f p\u0159i modernizac\u00edch.<\/li>\n\n<li><strong>Mikros\u00edt\u011b a sol\u00e1rn\u00ed syst\u00e9my plus \u00falo\u017ei\u0161t\u011b:<\/strong>\u00a0Pokud je v\u00fdroba a skladov\u00e1n\u00ed rozprost\u0159eno, men\u0161\u00ed vodi\u010de v\u00fdrazn\u011b zlevn\u00ed ve\u0161ker\u00e9 v\u00fdkopov\u00e9 a kabelov\u00e9 pr\u00e1ce.<\/li><\/ul><h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2><p>V\u011bt\u0161inou se mluv\u00ed o <strong><a href=\"https:\/\/www.kmdpower.com\/cs\/sodium-ion-battery-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">sod\u00edkovo-iontov\u00e1 baterie<\/a><\/strong> se t\u00fdk\u00e1 n\u00e1klad\u016f na bu\u0148ky, materi\u00e1l\u016f nebo bezpe\u010dnosti. To jsou v\u0161echno platn\u00e9 body. Pro n\u00e1vrh\u00e1\u0159e syst\u00e9mu je v\u0161ak stejn\u011b d\u016fle\u017eit\u00fd dopad na architekturu. Stabiln\u00ed nap\u011bt\u00ed a ni\u017e\u0161\u00ed variabilita proudu sod\u00edkov\u00fdch iont\u016f kone\u010dn\u011b umo\u017e\u0148uje konstrukt\u00e9r\u016fm dimenzovat vodi\u010de pro pr\u00e1ci, kterou skute\u010dn\u011b vykon\u00e1vaj\u00ed, a ne pro nejhor\u0161\u00ed sc\u00e9n\u00e1\u0159, s n\u00edm\u017e se mohou setkat jednou za rok.<\/p><p>To je z\u00e1sadn\u00ed zm\u011bna. Nejde jen o zm\u011bnu baterie, ale i o zm\u011bnu ekonomiky dod\u00e1vek stejnosm\u011brn\u00e9ho proudu. U velk\u00fdch projekt\u016f, kde je m\u011b\u010f obrovskou polo\u017ekou, m\u016f\u017ee sod\u00edko-iontov\u00e1 baterie p\u0159in\u00e9st skute\u010dn\u00e9 \u00faspory, v\u00e9st k jednodu\u0161\u0161\u00edm instalac\u00edm a vybudovat spolehliv\u011bj\u0161\u00ed infrastrukturu.<\/p><p>Pokud tedy navrhujete nov\u00fd distribuovan\u00fd syst\u00e9m stejnosm\u011brn\u00e9ho proudu, je na\u010dase zpochybnit star\u00e9 zvyklosti p\u0159i dimenzov\u00e1n\u00ed. Sod\u00edkov\u00e9 ionty v\u00e1m umo\u017en\u00ed navrhovat \u0161t\u00edhlej\u0161\u00ed a chyt\u0159ej\u0161\u00ed syst\u00e9my, ani\u017e byste museli d\u011blat kompromisy v oblasti bezpe\u010dnosti nebo spolehlivosti.<strong><a href=\"https:\/\/www.kmdpower.com\/cs\/contact-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">kontaktujte n\u00e1s<\/a><\/strong> dnes<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>Jak sod\u00edkov\u00e9 baterie sni\u017euj\u00ed po\u017eadavky na dimenzov\u00e1n\u00ed kabel\u016f v distribuovan\u00fdch stejnosm\u011brn\u00fdch syst\u00e9mech. Kabel\u00e1\u017e je tich\u00fdm zabij\u00e1kem rozpo\u010dtu v ka\u017ed\u00e9m distribuovan\u00e9m stejnosm\u011brn\u00e9m syst\u00e9mu. A\u0165 u\u017e se jedn\u00e1 o datov\u00e9 centrum, mikros\u00ed\u0165 nebo pr\u016fmyslov\u00fd z\u00e1vod, in\u017een\u00fd\u0159i se zku\u0161enostmi z praxe v\u011bd\u00ed, jak to doopravdy je: dimenzov\u00e1n\u00ed vodi\u010d\u016f jde daleko za r\u00e1mec hrub\u00fdch n\u00e1klad\u016f na m\u011b\u010f. M\u00e1 vedlej\u0161\u00ed \u00fa\u010dinky na instalaci,...<\/p>","protected":false},"author":1,"featured_media":1190,"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-4818","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\/4818","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=4818"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/4818\/revisions"}],"predecessor-version":[{"id":4819,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/posts\/4818\/revisions\/4819"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media\/1190"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/media?parent=4818"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/categories?post=4818"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/cs\/wp-json\/wp\/v2\/tags?post=4818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}