{"id":21292,"date":"2026-01-16T11:27:48","date_gmt":"2026-01-16T03:27:48","guid":{"rendered":"https:\/\/viox.com\/?p=21292"},"modified":"2026-01-16T11:27:50","modified_gmt":"2026-01-16T03:27:50","slug":"ev-charger-rcd-selection-type-b-vs-type-f-vs-type-ev-iec-62955-iec-62423","status":"publish","type":"post","link":"https:\/\/test.viox.com\/hu\/ev-charger-rcd-selection-type-b-vs-type-f-vs-type-ev-iec-62955-iec-62423\/","title":{"rendered":"EV t\u00f6lt\u0151 RCD kiv\u00e1laszt\u00e1sa: B t\u00edpus vs. F t\u00edpus vs. EV t\u00edpus (IEC 62955 \u00e9s IEC 62423)"},"content":{"rendered":"<div class=\"product-intro\">\n<p>Villamosm\u00e9rn\u00f6k\u00f6k \u00e9s szerel\u0151k sz\u00e1m\u00e1ra az elektromos j\u00e1rm\u0171 (EV) infrastrukt\u00fara gyors terjeszked\u00e9se egy speci\u00e1lis v\u00e9delmi kih\u00edv\u00e1st jelent: <strong>DC hiba\u00e1ramok<\/strong>. A szok\u00e1sos h\u00e1ztart\u00e1si fogyaszt\u00f3kkal ellent\u00e9tben az EV fed\u00e9lzeti t\u00f6lt\u0151inek (OBC) egyenir\u00e1ny\u00edt\u00f3 \u00e1ramk\u00f6rei hiba eset\u00e9n sima DC sziv\u00e1rg\u00f3 \u00e1ramokat gener\u00e1lhatnak.<\/p>\n<p>Ha nincsenek megfelel\u0151en lev\u00e1lasztva, ezek a DC \u00e1ramok \"megvak\u00edthatj\u00e1k\" a fels\u0151bb szint\u0171 A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 kapcsol\u00f3kat (RCD), ez\u00e1ltal a teljes elektromos berendez\u00e9st biztons\u00e1goss\u00e1 t\u00e9ve.<\/p>\n<p>Ez a m\u0171szaki \u00fatmutat\u00f3 elemzi az \u00e1ltala meghat\u00e1rozott h\u00e1rom megfelel\u0151 v\u00e9delmi strat\u00e9gi\u00e1t <strong>IEC 60364-7-722<\/strong> \u00e9s <strong>IEC 61851-1<\/strong>: B t\u00edpus\u00fa RCD, F t\u00edpus\u00fa RCD (speci\u00e1lis felt\u00e9telekkel) vagy az \u00fajabb \u201cEV t\u00edpus\u00fa\u201d (RDC-DD) megk\u00f6zel\u00edt\u00e9s haszn\u00e1lat\u00e1val. Megvizsg\u00e1ljuk a technikai k\u00fcl\u00f6nbs\u00e9geket <strong>IEC 62423<\/strong> \u00e9s <strong>IEC 62955<\/strong> a biztons\u00e1g, a megfelel\u0151s\u00e9g \u00e9s a k\u00f6lts\u00e9ghat\u00e9konys\u00e1g szempontj\u00e1b\u00f3l optim\u00e1lis v\u00e1laszt\u00e1s meghat\u00e1roz\u00e1sa \u00e9rdek\u00e9ben.<\/p>\n<h2>A \u201cMegvak\u00edt\u00f3\u201d Hat\u00e1s: Mi\u00e9rt Nem Elegend\u0151 az A T\u00edpus<\/h2>\n<p>Az EV v\u00e9delem alapvet\u0151 probl\u00e9m\u00e1ja a szabv\u00e1nyos RCD-k \u00e9rz\u00e9kel\u0151 magj\u00e1nak m\u00e1gneses tel\u00edtetts\u00e9ge. Egy szabv\u00e1nyos <strong>A t\u00edpus\u00fa RCD<\/strong> (\u00e1ltal\u00e1ban lakoss\u00e1gi \u00e9s kereskedelmi \u00e1ramk\u00f6r\u00f6kben haszn\u00e1lt) toroid transzform\u00e1tort haszn\u00e1l, amelyet 50\/60 Hz AC \u00e9s l\u00fcktet\u0151 DC \u00e1ramra optimaliz\u00e1ltak.<\/p>\n<p>Amikor <strong>sima DC \u00e1ram<\/strong> (10%-n\u00e9l kisebb hull\u00e1moss\u00e1ggal rendelkez\u0151 DC \u00e1ram) \u00e1thalad ezen a toroidon, \u00e1lland\u00f3 m\u00e1gneses fluxust hoz l\u00e9tre. Ha ez a DC sziv\u00e1rg\u00e1s meghaladja a <strong>6mA<\/strong>, \u00e9rt\u00e9ket, eltolhatja a m\u00e1gneses mag m\u0171k\u00f6d\u00e9si pontj\u00e1t a tel\u00edtetts\u00e9gbe. A tel\u00edtetts\u00e9g ut\u00e1n a mag nem k\u00e9pes \u00e9rz\u00e9kelni az \u00e9letvesz\u00e9lyes AC f\u00f6ldz\u00e1rlat \u00e1ltal gener\u00e1lt v\u00e1ltakoz\u00f3 m\u00e1gneses teret. Az RCD \u201cmegvakul\u201d, \u00e9s nem old le, \u00edgy a felhaszn\u00e1l\u00f3k v\u00e9dtelenek maradnak az \u00e1ram\u00fct\u00e9s ellen.<\/p>\n<p>Ez\u00e9rt a nemzetk\u00f6zi szabv\u00e1nyok el\u0151\u00edrj\u00e1k, hogy minden EV t\u00f6lt\u0151pontot olyan eszk\u00f6zzel kell v\u00e9deni, amely lev\u00e1lasztja a t\u00e1pell\u00e1t\u00e1st DC hiba\u00e1ram \u2265 6mA eset\u00e9n.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\" src=\"https:\/\/img.viox.com\/Type-B-RCD-Product-Shot.webp\" alt=\"VIOX Type B Circuit Breaker (RCCB) IEC 62423 for EV protection\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">VIOX B t\u00edpus\u00fa RCD (IEC 62423) AC, l\u00fcktet\u0151 DC \u00e9s sima DC marad\u00e9k\u00e1ramok \u00e9rz\u00e9kel\u00e9s\u00e9re tervezve.<\/figcaption><\/figure>\n<h2>A Versenyz\u0151k Meghat\u00e1roz\u00e1sa: B T\u00edpus vs. F T\u00edpus vs. EV T\u00edpus<\/h2>\n<h3>1. B T\u00edpus\u00fa RCD (IEC 62423)<\/h3>\n<p>A <strong>A B t\u00edpus\u00fa RCD<\/strong> a legrobusztusabb megold\u00e1s. K\u00e9t \u00e9rz\u00e9kel\u0151 rendszert tartalmaz: egy szabv\u00e1nyos fluxgate-et AC\/l\u00fcktet\u0151 DC \u00e1ramhoz \u00e9s egy k\u00fcl\u00f6n nagyfrekvenci\u00e1s elektronikus \u00e9rz\u00e9kel\u0151 \u00e1ramk\u00f6rt a sima DC \u00e1ramhoz.<\/p>\n<ul>\n<li><strong>K\u00e9pess\u00e9gek:<\/strong> Szinuszos AC, l\u00fcktet\u0151 DC \u00e9s <strong>sima DC<\/strong> marad\u00e9k\u00e1ramokat \u00e9rz\u00e9kel. Ezenk\u00edv\u00fcl \u00e9rz\u00e9keli az \u00e1ramokat ak\u00e1r 1000 Hz-es frekvenci\u00e1n is (kritikus az inverterek kapcsol\u00e1si frekvenci\u00e1j\u00e1nak sziv\u00e1rg\u00e1s\u00e1nak \u00e9rz\u00e9kel\u00e9s\u00e9hez).<\/li>\n<li><strong>Kiold\u00e1si K\u00fcsz\u00f6b:<\/strong> \u00c1ltal\u00e1ban <strong>30mA AC<\/strong> \u00e9s <strong>60mA DC<\/strong>. (Megjegyz\u00e9s: B\u00e1r a szabv\u00e1ny ak\u00e1r 2x I\u0394n-t is megenged a DC \u00e1ramhoz, a VIOX B t\u00edpus\u00fa megszak\u00edt\u00f3k gyakran kor\u00e1bban oldanak le a fokozott biztons\u00e1g \u00e9rdek\u00e9ben).<\/li>\n<li><strong>Alkalmaz\u00e1s:<\/strong> Sz\u00fcks\u00e9ges h\u00e1romf\u00e1zis\u00fa t\u00f6lt\u0151kh\u00f6z, ahol a DC sziv\u00e1rg\u00e1s sima lehet, \u00e9s olyan berendez\u00e9sekhez, amelyek maxim\u00e1lis \u00fczemid\u0151t \u00e9s szelektivit\u00e1st ig\u00e9nyelnek.<\/li>\n<\/ul>\n<h3>2. F T\u00edpus\u00fa RCD (IEC 62423)<\/h3>\n<p>A <strong>F T\u00edpus\u00fa RCD<\/strong> egy tov\u00e1bbfejlesztett A t\u00edpus. Jobb immunit\u00e1st k\u00edn\u00e1l a t\u00falfesz\u00fclts\u00e9gb\u0151l sz\u00e1rmaz\u00f3 zavar\u00f3 kiold\u00e1sokkal szemben, \u00e9s k\u00e9pes \u00e9rz\u00e9kelni a vegyes frekvenci\u00e1j\u00fa (ak\u00e1r 1 kHz-es) marad\u00e9k\u00e1ramokat.<\/p>\n<ul>\n<li><strong>Korl\u00e1toz\u00e1s:<\/strong> L\u00e9nyeges, hogy, <strong>az F t\u00edpus nem \u00e9rz\u00e9keli a sima DC \u00e1ramot<\/strong>.<\/li>\n<li><strong>EV Alkalmaz\u00e1s:<\/strong> \u00d6nnek <strong>nem tud<\/strong> haszn\u00e1ljon \u00f6nmag\u00e1ban F t\u00edpus\u00fa RCD-t EV t\u00f6lt\u00e9shez. Ehhez p\u00e1ros\u00edtani kell egy <strong>RDC-DD<\/strong> (Marad\u00e9k Egyen\u00e1ram \u00c9rz\u00e9kel\u0151 Eszk\u00f6z) eszk\u00f6zzel, amely kezeli a 6mA DC \u00e9rz\u00e9kel\u00e9st.<\/li>\n<\/ul>\n<h3>3. EV T\u00edpus \/ RDC-DD (IEC 62955)<\/h3>\n<p>Gyakran \u201cEV t\u00edpus\u00fak\u00e9nt\u201d forgalmazz\u00e1k, ez technikailag egy <strong>Marad\u00e9k Egyen\u00e1ram \u00c9rz\u00e9kel\u0151 Eszk\u00f6z (RDC-DD)<\/strong>. Kifejezetten arra tervezt\u00e9k, hogy megakad\u00e1lyozza az A t\u00edpus\u00fa fels\u0151bb szint\u0171 RCD-k \"megvak\u00edt\u00e1s\u00e1t\".<\/p>\n<ul>\n<li><strong>Funkci\u00f3:<\/strong> Figyeli az \u00e1ramk\u00f6rt a sima DC sziv\u00e1rg\u00e1s szempontj\u00e1b\u00f3l.<\/li>\n<li><strong>K\u00fcsz\u00f6b\u00e9rt\u00e9k:<\/strong> Sz\u00fcks\u00e9ges, <strong>6mA DC-n\u00e9l kell kioldania<\/strong>.<\/li>\n<li><strong>Szabv\u00e1nyok:<\/strong> Szab\u00e1lyozza: <strong>IEC 62955<\/strong>.<\/li>\n<li><strong>V\u00e1ltozatok:<\/strong>\n<ul>\n<li><strong>RDC-MD (Fel\u00fcgyeleti Eszk\u00f6z):<\/strong> \u00c9rz\u00e9keli a sziv\u00e1rg\u00e1st, \u00e9s jelzi az EV t\u00f6lt\u0151 kontaktor\u00e1nak, hogy nyisson. Ha a kontaktor \u00e9rintkez\u0151i \u00f6sszehegednek, a v\u00e9delem meghib\u00e1sodik.<\/li>\n<li><strong>RDC-PD (V\u00e9delmi Eszk\u00f6z):<\/strong> Saj\u00e1t lev\u00e1laszt\u00f3 mechanizmust tartalmaz (hasonl\u00f3an egy megszak\u00edt\u00f3hoz).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Ha m\u00e9lyebben szeretn\u00e9 meg\u00e9rteni, hogyan illeszkednek ezek az eszk\u00f6z\u00f6k a sz\u00e9lesebb k\u00f6r\u0171 kereskedelmi rendszerekbe, tekintse meg a k\u00f6vetkez\u0151 \u00fatmutat\u00f3nkat: <a href=\"https:\/\/test.viox.com\/hu\/commercial-ev-charging-protection-guide-acb-mccb-rcbo\/\">Kereskedelmi EV T\u00f6lt\u00e9sv\u00e9delem<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\" src=\"https:\/\/img.viox.com\/Technical-Diagram---DC-Blinding-Effect.webp\" alt=\"Technical schematic diagram illustrating the Blinding Effect in a transformer core\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">M\u0171szaki V\u00e1zlat: Hogyan tolja el a DC el\u0151fesz\u00edt\u0151 fluxus (&gt;6mA) a m\u00e1gneses magot a tel\u00edtetts\u00e9gbe, ami a \u201cMegvak\u00edt\u00f3 Hat\u00e1st\u201d okozza.<\/figcaption><\/figure>\n<h2>M\u0171szaki \u00d6sszehasonl\u00edt\u00f3 M\u00e1trix<\/h2>\n<p>A k\u00f6vetkez\u0151 t\u00e1bl\u00e1zat \u00f6sszefoglalja az egyes eszk\u00f6zt\u00edpusok \u00e9rz\u00e9kel\u00e9si k\u00e9pess\u00e9geit \u00e9s szabv\u00e1nyos megfelel\u0151s\u00e9g\u00e9t.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\">\n<thead style=\"background-color: #f2f2f2;\">\n<tr>\n<th style=\"padding: 10px;\">Jellemz\u0151<\/th>\n<th style=\"padding: 10px;\">A t\u00edpus\u00fa RCD<\/th>\n<th style=\"padding: 10px;\">F T\u00edpus\u00fa RCD<\/th>\n<th style=\"padding: 10px;\">A B t\u00edpus\u00fa RCD<\/th>\n<th style=\"padding: 10px;\">RDC-DD (EV T\u00edpus)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\"><strong>Standard<\/strong><\/td>\n<td style=\"padding: 10px;\">IEC 61008 \/ 61009<\/td>\n<td style=\"padding: 10px;\">IEC 62423<\/td>\n<td style=\"padding: 10px;\"><strong>IEC 62423<\/strong><\/td>\n<td style=\"padding: 10px;\"><strong>IEC 62955<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>AC Marad\u00e9k\u00e1ram<\/strong><\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">(A be\u00e9p\u00edtett A t\u00edpust\u00f3l f\u00fcgg)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>L\u00fcktet\u0151 DC<\/strong><\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">(A be\u00e9p\u00edtett A t\u00edpust\u00f3l f\u00fcgg)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Vegyes Frekvenci\u00e1k (1kHz)<\/strong><\/td>\n<td style=\"padding: 10px;\">\u274c<\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">\u2705<\/td>\n<td style=\"padding: 10px;\">\u274c<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Sima DC \u00e9rz\u00e9kel\u00e9s<\/strong><\/td>\n<td style=\"padding: 10px;\">\u274c<\/td>\n<td style=\"padding: 10px;\">\u274c<\/td>\n<td style=\"padding: 10px;\"><strong>\u2705 (Igen)<\/strong><\/td>\n<td style=\"padding: 10px;\"><strong>\u2705 (Igen)<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>DC Kiold\u00e1si K\u00fcsz\u00f6b<\/strong><\/td>\n<td style=\"padding: 10px;\">N\/A<\/td>\n<td style=\"padding: 10px;\">N\/A<\/td>\n<td style=\"padding: 10px;\"><strong>\u2264 60mA*<\/strong><\/td>\n<td style=\"padding: 10px;\"><strong>6mA<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>Megakad\u00e1lyozza a vaks\u00e1got?<\/strong><\/td>\n<td style=\"padding: 10px;\">Nem<\/td>\n<td style=\"padding: 10px;\">Nem<\/td>\n<td style=\"padding: 10px;\"><strong>Igen (Immunis)<\/strong><\/td>\n<td style=\"padding: 10px;\"><strong>Igen (lev\u00e1laszt\u00e1ssal)<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>K\u00f6lts\u00e9gek<\/strong><\/td>\n<td style=\"padding: 10px;\">Alacsony<\/td>\n<td style=\"padding: 10px;\">K\u00f6zepes<\/td>\n<td style=\"padding: 10px;\">Magas<\/td>\n<td style=\"padding: 10px;\">K\u00f6zepes (Integr\u00e1lt)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>*Az IEC 62423 szabv\u00e1ny lehet\u0151v\u00e9 teszi, hogy az egyen\u00e1ram\u00fa kiold\u00f3\u00e1ram a n\u00e9vleges v\u00e1ltakoz\u00f3 \u00e1ram\u00fa marad\u00e9k\u00e1ram (I\u0394n) ak\u00e1r k\u00e9tszerese is legyen. Egy 30 mA-es eszk\u00f6z eset\u00e9ben ez 60 mA egyen\u00e1ram. Azonban maga az eszk\u00f6z \u00fagy van tervezve, hogy elviselje ezt az egyen\u00e1ram\u00fa szintet an\u00e9lk\u00fcl, hogy \"megvakulna\".<\/em><\/p>\n<h2>IEC 62955 vs. IEC 62423: Melyik szabv\u00e1ny alkalmazand\u00f3?<\/h2>\n<p>Az IEC 62423 szabv\u00e1nynak megfelel\u0151 eszk\u00f6z (B t\u00edpus) \u00e9s az IEC 62955 szabv\u00e1nynak megfelel\u0151 eszk\u00f6z (RDC-DD) k\u00f6z\u00f6tti v\u00e1laszt\u00e1s gyakran a t\u00f6lt\u0151 hardver\u00e9t\u0151l \u00e9s a telep\u00edt\u00e9si k\u00f6rnyezett\u0151l f\u00fcgg.<\/p>\n<h3>1. forgat\u00f3k\u00f6nyv: Az \u201cIntegr\u00e1lt\u201d megk\u00f6zel\u00edt\u00e9s (IEC 62955)<\/h3>\n<p>Sok modern AC fali t\u00f6lt\u0151 (7kW \u2013 <a href=\"https:\/\/test.viox.com\/hu\/ev-charger-circuit-breaker-sizing-guide-7kw-22kw\/\">22kW t\u00f6lt\u0151k<\/a>) be\u00e9p\u00edtett 6mA DC \u00e9rz\u00e9kel\u00e9ssel rendelkezik. Ez megfelel az <strong>RDC-DD<\/strong> IEC 62955 szabv\u00e1nynak.<\/p>\n<ul>\n<li><strong>K\u00f6vetelm\u00e9ny:<\/strong> Telep\u00edtenie kell egy <strong>A t\u00edpus\u00fa RCD<\/strong> \u00e1ramv\u00e9d\u0151t a t\u00e1bl\u00e1ban a v\u00e1ltakoz\u00f3 \u00e1ram\u00fa hib\u00e1k kezel\u00e9s\u00e9re.<\/li>\n<li><strong>El\u0151ny\u00f6k:<\/strong> Alacsonyabb alkatr\u00e9szk\u00f6lts\u00e9g a panelben.<\/li>\n<li><strong>H\u00e1tr\u00e1nyok:<\/strong> Ha a t\u00f6lt\u0151 bels\u0151 \u00e9rz\u00e9kel\u00e9se meghib\u00e1sodik, a fels\u0151 oldali A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 vesz\u00e9lyben van a \"megvakul\u00e1s\" szempontj\u00e1b\u00f3l. A karbantart\u00e1s a teljes t\u00f6lt\u0151 NY\u00c1K cser\u00e9j\u00e9t jelenti, nem pedig egy DIN-s\u00ednre szerelt alkatr\u00e9sz\u00e9t.<\/li>\n<\/ul>\n<h3>2. forgat\u00f3k\u00f6nyv: A \u201cK\u00fcls\u0151 v\u00e9delem\u201d megk\u00f6zel\u00edt\u00e9s (IEC 62423)<\/h3>\n<p>DIN-s\u00ednre szerelt <strong>A B t\u00edpus\u00fa RCD<\/strong> (vagy <a href=\"https:\/\/test.viox.com\/hu\/rcbo-vs-rccb-mcb-comparison-space-cost-selectivity\/\">B t\u00edpus\u00fa RCBO<\/a>) haszn\u00e1lata az eloszt\u00f3t\u00e1bl\u00e1ban.<\/p>\n<ul>\n<li><strong>K\u00f6vetelm\u00e9ny:<\/strong> Nincs sz\u00fcks\u00e9g tov\u00e1bbi RDC-DD-re a t\u00f6lt\u0151 belsej\u00e9ben. A B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 kezeli a v\u00e1ltakoz\u00f3 \u00e1ram\u00fa, pulz\u00e1l\u00f3 egyen\u00e1ram\u00fa \u00e9s sima egyen\u00e1ram\u00fa hib\u00e1kat.<\/li>\n<li><strong>El\u0151ny\u00f6k:<\/strong> K\u00f6zpontos\u00edtott karbantart\u00e1s, nagyobb megb\u00edzhat\u00f3s\u00e1g, immunis a k\u00fcls\u0151 egyen\u00e1ram\u00fa interferenci\u00e1ra, a hibat\u00edpus egy\u00e9rtelm\u0171 jelz\u00e9se (a fejlett modelleken).<\/li>\n<li><strong>H\u00e1tr\u00e1nyok:<\/strong> Magasabb kezdeti alkatr\u00e9szk\u00f6lts\u00e9g.<\/li>\n<\/ul>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\" src=\"https:\/\/img.viox.com\/Technical-Schematic---Protection-Architecture-Comparison.webp\" alt=\"Comparison of Integrated vs External EV Protection Architecture Options\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">V\u00e9delmi architekt\u00fara opci\u00f3k: Integr\u00e1lt 6mA RDC-DD (balra) vs. K\u00fcls\u0151 B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 (jobbra).<\/figcaption><\/figure>\n<h2>Kiv\u00e1laszt\u00e1si d\u00f6nt\u00e9si keretrendszer<\/h2>\n<p>Amikor egy projekthez v\u00e9delmet hat\u00e1roz meg, k\u00f6vesse ezt a logik\u00e1t az IEC 60364-7-722 szabv\u00e1nynak val\u00f3 megfelel\u00e9s biztos\u00edt\u00e1sa \u00e9rdek\u00e9ben:<\/p>\n<ol>\n<li><strong>Ellen\u0151rizze a t\u00f6lt\u0151 adatlapj\u00e1t:<\/strong> Az EVSE (Electric Vehicle Supply Equipment - Elektromos J\u00e1rm\u0171 T\u00f6lt\u0151berendez\u00e9s) bejelent egy be\u00e9p\u00edtett, az IEC 62955 szabv\u00e1nynak megfelel\u0151 RDC-DD-t?\n<ul>\n<li><strong>IGEN:<\/strong> Haszn\u00e1lhat egy <strong>A t\u00edpus<\/strong> (vagy F t\u00edpus\u00fa) \u00e1ramv\u00e9d\u0151t\/\u00e1ramv\u00e9d\u0151 megszak\u00edt\u00f3t a panelben.<\/li>\n<li><strong>NEM:<\/strong> \u00d6nnek <strong>k\u00f6telez\u0151<\/strong> haszn\u00e1ljon egy <strong>B t\u00edpus<\/strong> B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151t a panelben.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ellen\u0151rizze a fels\u0151 oldali szelektivit\u00e1st:<\/strong>\n<ul>\n<li>Ha B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151t telep\u00edt a t\u00f6lt\u0151h\u00f6z, gy\u0151z\u0151dj\u00f6n meg arr\u00f3l, hogy a <em>A k\u00f6zm\u0171<\/em> f\u0151 \u00e1ramv\u00e9d\u0151 nem A t\u00edpus\u00fa. A B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151n \u00e1thalad\u00f3 egyen\u00e1ram\u00fa hiba \"megvak\u00edthat\" egy fels\u0151 oldali A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151t. Ide\u00e1lis esetben az EV \u00e1ramk\u00f6r p\u00e1rhuzamosan legyen csatlakoztatva m\u00e1s \u00e1ramk\u00f6r\u00f6kh\u00f6z, ne egy \u00e1ltal\u00e1nos A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 ut\u00e1n, <a href=\"https:\/\/test.viox.com\/hu\/rccb\/\">RCCB<\/a>, vagy a f\u0151kapcsol\u00f3nak B t\u00edpus\u00fanak (ritka\/dr\u00e1ga) vagy nem \u00e1ramv\u00e9d\u0151snek kell lennie (ha a TN-C-S\/TN-S megengedi).<\/li>\n<\/ul>\n<\/li>\n<li><strong>Vegye figyelembe a kereskedelmi k\u00f6rnyezeteket:<\/strong>\n<ul>\n<li>Kereskedelmi k\u00f6rnyezetben, ahol t\u00f6bb t\u00f6lt\u0151 van, a kumulat\u00edv sziv\u00e1rg\u00e1s (m\u00e9g a t\u00f6lt\u0151nk\u00e9nti 6 mA alatt is) probl\u00e9m\u00e1s lehet. <strong>B t\u00edpus\u00fa RCD-k<\/strong> A B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151k el\u0151nyben r\u00e9szes\u00edtettek a tart\u00f3ss\u00e1guk miatt, \u00e9s az\u00e9rt, hogy ne kelljen a bels\u0151 t\u00f6lt\u0151elektronika v\u00e1ltoz\u00f3 min\u0151s\u00e9g\u00e9re t\u00e1maszkodni.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\" src=\"https:\/\/img.viox.com\/EV-Distribution-Board-Installation.webp\" alt=\"Commercial EV electrical distribution board installation\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">VIOX B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151k szakszer\u0171 telep\u00edt\u00e9se egy kereskedelmi EV eloszt\u00f3t\u00e1bl\u00e1ban.<\/figcaption><\/figure>\n<h2>K\u00f6lts\u00e9g vs. Biztons\u00e1gi elemz\u00e9s<\/h2>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\">\n<thead style=\"background-color: #f2f2f2;\">\n<tr>\n<th style=\"padding: 10px;\">Alkatr\u00e9sz strat\u00e9gia<\/th>\n<th style=\"padding: 10px;\">Berendez\u00e9s k\u00f6lts\u00e9ge<\/th>\n<th style=\"padding: 10px;\">Telep\u00edt\u00e9si munkad\u00edj<\/th>\n<th style=\"padding: 10px;\">Megb\u00edzhat\u00f3s\u00e1g<\/th>\n<th style=\"padding: 10px;\">Karbantart\u00e1s<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px;\"><strong>A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 + 6mA RDC-DD (Be\u00e9p\u00edtett)<\/strong><\/td>\n<td style=\"padding: 10px;\">Alacsony<\/td>\n<td style=\"padding: 10px;\">Standard<\/td>\n<td style=\"padding: 10px;\">Az EVSE min\u0151s\u00e9g\u00e9t\u0151l f\u00fcgg<\/td>\n<td style=\"padding: 10px;\">\u00d6sszetett (T\u00f6lt\u0151 jav\u00edt\u00e1s)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 (K\u00fcls\u0151)<\/strong><\/td>\n<td style=\"padding: 10px;\">Magas<\/td>\n<td style=\"padding: 10px;\">Standard<\/td>\n<td style=\"padding: 10px;\"><strong>Nagyon magas (Ipari min\u0151s\u00e9g\u0171)<\/strong><\/td>\n<td style=\"padding: 10px;\">Egyszer\u0171 (Megszak\u00edt\u00f3 csere)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px;\"><strong>F t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 + RDC-DD<\/strong><\/td>\n<td style=\"padding: 10px;\">K\u00f6zepes<\/td>\n<td style=\"padding: 10px;\">Standard<\/td>\n<td style=\"padding: 10px;\">K\u00f6zepes<\/td>\n<td style=\"padding: 10px;\">Komplex<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>A nagy \u00e9rt\u00e9k\u0171 eszk\u00f6z\u00f6k \u00e9s a kritikus infrastrukt\u00fara eset\u00e9ben a <strong>A B t\u00edpus\u00fa RCD<\/strong> B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 tov\u00e1bbra is a m\u00e9rn\u00f6ki preferenci\u00e1k k\u00f6z\u00e9 tartozik, mivel f\u00fcggetlen a t\u00f6lt\u0151 bels\u0151 elektronik\u00e1j\u00e1t\u00f3l. A t\u00f6meges lakoss\u00e1gi bevezet\u00e9sekhez az <strong>A t\u00edpus\u00fa + RDC-DD<\/strong> modell a gazdas\u00e1gos szabv\u00e1ny.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\" src=\"https:\/\/img.viox.com\/Technical-Flowchart---RCD-Selection-Decision-Tree.webp\" alt=\"Decision Tree Flowchart for Selecting EV Charger Protection\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">L\u00e9p\u00e9sr\u0151l l\u00e9p\u00e9sre d\u00f6nt\u00e9si folyamat\u00e1bra az A \u00e9s B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151k k\u00f6z\u00f6tti v\u00e1laszt\u00e1shoz a t\u00f6lt\u0151 specifik\u00e1ci\u00f3i alapj\u00e1n.<\/figcaption><\/figure>\n<h2>GYIK<\/h2>\n<p><strong>K: Haszn\u00e1lhatok AC t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151t EV t\u00f6lt\u00e9shez?<\/strong><br \/>\nA: <strong>Nem.<\/strong> Az AC t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151k az EV t\u00f6lt\u00e9shez a legt\u00f6bb joghat\u00f3s\u00e1gban (bele\u00e9rtve az IEC 60364-7-722 szabv\u00e1nyt is) tiltottak, mert nem k\u00e9pesek \u00e9rz\u00e9kelni a pulz\u00e1l\u00f3 egyen\u00e1ramot, ami gyakori az EV egyenir\u00e1ny\u00edt\u00f3 \u00e1ramk\u00f6reiben.<\/p>\n<p><strong>K: Ha van B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151m, sz\u00fcks\u00e9gem van f\u00f6ldel\u0151szond\u00e1ra?<\/strong><br \/>\nV: Az \u00e1ramv\u00e9d\u0151 t\u00edpusa a sziv\u00e1rg\u00e1s\u00e9rz\u00e9kel\u00e9st hat\u00e1rozza meg, nem a f\u00f6ldel\u00e9si elrendez\u00e9seket. Azonban PME (TN-C-S) t\u00e1pl\u00e1l\u00e1sok eset\u00e9n sz\u00fcks\u00e9g lehet nyitott PEN \u00e9rz\u00e9kel\u0151 eszk\u00f6zre vagy f\u00f6ldel\u0151szond\u00e1ra, f\u00fcggetlen\u00fcl att\u00f3l, hogy B vagy A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151t haszn\u00e1l.<\/p>\n<p><strong>K: Mi a k\u00fcl\u00f6nbs\u00e9g az RDC-MD \u00e9s az RDC-PD k\u00f6z\u00f6tt?<\/strong><br \/>\nV: Mindkett\u0151t az IEC 62955 hat\u00e1rozza meg. Egy <strong>RDC-MD<\/strong> <em>figyeli<\/em> sziv\u00e1rg\u00e1st \u00e9s utas\u00edtja a kontaktort a nyit\u00e1sra (olcs\u00f3bb, integr\u00e1lt). <strong>RDC-PD<\/strong> saj\u00e1t <em>v\u00e9delem<\/em> (kapcsol\u00f3) mechanizmussal rendelkezik, ami biztons\u00e1gosabb\u00e1 teszi, ha a kontaktor \u00f6sszeheged.<\/p>\n<p><strong>K: Haszn\u00e1lhatok B t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 kapcsol\u00f3t (RCD) egy A t\u00edpus\u00fa \u00e1ramv\u00e9d\u0151 kapcsol\u00f3 ut\u00e1n?<\/strong><br \/>\nV: \u00c1ltal\u00e1noss\u00e1gban nem. Ide\u00e1lis esetben az \u00e1ramv\u00e9d\u0151 kapcsol\u00f3kat koordin\u00e1lni kell. Ha egyen\u00e1ram\u00fa hiba l\u00e9p fel, az mindkett\u0151n \u00e1tfolyik. A downstream B t\u00edpus leold, de az egyen\u00e1ram m\u00e1r megvak\u00edthatta az upstream A t\u00edpust, ami m\u00e1s \u00e1ramk\u00f6r\u00f6k sz\u00e1m\u00e1ra is haszn\u00e1lhatatlann\u00e1 teszi. A legjobb gyakorlat az EV \u00e1ramk\u00f6r p\u00e1rhuzamos bek\u00f6t\u00e9se, vagy annak biztos\u00edt\u00e1sa, hogy az upstream eszk\u00f6z is B t\u00edpus\u00fa legyen (vagy id\u0151z\u00edtett S t\u00edpus\u00fa, ha az megfelel\u0151 a rendszer f\u00f6ldel\u00e9s\u00e9hez).<\/p>\n<hr \/>\n<p><em>Ha t\u00f6bbet szeretne megtudni a projektekhez megfelel\u0151 \u00e1ramk\u00f6ri v\u00e9delem kiv\u00e1laszt\u00e1s\u00e1r\u00f3l, tekintse meg \u00fatmutat\u00f3inkat a k\u00f6vetkez\u0151 t\u00e9m\u00e1kban: <a href=\"https:\/\/test.viox.com\/hu\/electrical-derating-temperature-altitude-grouping-factors\/\">Elektromos teljes\u00edtm\u00e9nycs\u00f6kkent\u00e9si t\u00e9nyez\u0151k<\/a> \u00e9s <a href=\"https:\/\/test.viox.com\/hu\/types-of-circuit-breakers\/\">A megszak\u00edt\u00f3k t\u00edpusai<\/a>.<\/em><\/p>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3857.31px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3857.31px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>For electrical engineers and installers, the rapid expansion of Electric Vehicle (EV) infrastructure presents a specific protection challenge: DC fault currents. Unlike standard household loads, the rectification circuits within EV On-Board Chargers (OBC) can generate smooth DC leakage currents in the event of a fault. If not properly isolated, these DC currents can blind upstream [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21293,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21292","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/posts\/21292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/comments?post=21292"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/posts\/21292\/revisions"}],"predecessor-version":[{"id":21294,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/posts\/21292\/revisions\/21294"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/media\/21293"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/media?parent=21292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/categories?post=21292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/hu\/wp-json\/wp\/v2\/tags?post=21292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}