{"id":7557,"date":"2024-09-30T12:27:35","date_gmt":"2024-09-30T04:27:35","guid":{"rendered":"https:\/\/viox.com\/?p=7557"},"modified":"2025-11-19T19:36:17","modified_gmt":"2025-11-19T11:36:17","slug":"rcd-vs-mcb-understanding-the-key-differences-in-electrical-protection-devices","status":"publish","type":"post","link":"https:\/\/test.viox.com\/tr\/rcd-vs-mcb-understanding-the-key-differences-in-electrical-protection-devices\/","title":{"rendered":"RCD vs. MCB: Elektrik Koruma Cihazlar\u0131ndaki Temel Farklar\u0131 Anlamak \u00a0"},"content":{"rendered":"
\n

Ar\u0131zal\u0131 bir elektrikli matkaba dokunan bir in\u015faat i\u015f\u00e7isi. V\u00fccudundan topra\u011fa do\u011fru ak\u0131m ge\u00e7meye ba\u015flar\u201428 miliamper, sonra 35. Kalbini durdurmaya yetecek kadar.<\/p>\n

Ancak ventrik\u00fcler fibrilasyon ba\u015flamadan devre kesilir. Ge\u00e7ici paneldeki RCD, 30 mA'l\u0131k bir dengesizlik tespit etti ve g\u00fcc\u00fc 28 milisaniyede kesti. \u0130\u015f\u00e7i matkab\u0131 d\u00fc\u015f\u00fcr\u00fcr, sars\u0131l\u0131r ama hayatta kal\u0131r. O RCD'nin yan\u0131ndaki MCB? Ar\u0131za ak\u0131m\u0131n\u0131 kaydetti ama hi\u00e7bir \u015fey yapmad\u0131\u2014\u00e7\u00fcnk\u00fc bu onun i\u015fi de\u011fildi. O i\u015f\u00e7inin v\u00fccudundan ge\u00e7en ak\u0131m, bir MCB'yi tetikleyene k\u0131yasla k\u00fc\u00e7\u00fckt\u00fc, ancak \u00f6ld\u00fcrmeye yetecek kadar fazlayd\u0131.<\/p>\n

RCD ve MCB korumas\u0131 aras\u0131ndaki temel fark budur. RCD'ler insanlar\u0131 elektrik \u00e7arpmas\u0131ndan koruyabilecek k\u00fc\u00e7\u00fck ak\u0131m ka\u00e7aklar\u0131n\u0131 tespit eder. MCB'ler kablolar\u0131 eritebilen ve yang\u0131n \u00e7\u0131karabilen b\u00fcy\u00fck a\u015f\u0131r\u0131 ak\u0131mlar\u0131 tespit eder.<\/strong> Ayn\u0131 panel, farkl\u0131 tehditler, tamamen farkl\u0131 koruma mekanizmalar\u0131.<\/p>\n

Bu iki cihaz\u0131 kar\u0131\u015ft\u0131rmak\u2014veya daha k\u00f6t\u00fcs\u00fc, birinin di\u011ferinin yerine ge\u00e7ebilece\u011fini d\u00fc\u015f\u00fcnmek\u2014elektrik koruman\u0131zda \u00f6l\u00fcmc\u00fcl olabilecek bo\u015fluklar yarat\u0131r. Bu k\u0131lavuz, RCD'lerin ve MCB'lerin tam olarak nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131, her birinin ne zaman kullan\u0131laca\u011f\u0131n\u0131 ve neden optimum g\u00fcvenli\u011fin genellikle her ikisinin birlikte \u00e7al\u0131\u015fmas\u0131n\u0131 gerektirdi\u011fini a\u00e7\u0131klamaktad\u0131r.<\/p>\n

RCD - MCB Kar\u015f\u0131la\u015ft\u0131rmas\u0131: H\u0131zl\u0131 Bak\u0131\u015f<\/h2>\n

Teknik detaylara dalmadan \u00f6nce, bu iki temel koruma cihaz\u0131n\u0131 birbirinden ay\u0131ran \u00f6zellikler \u015funlard\u0131r:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Fakt\u00f6r<\/th>\nRCD (Ka\u00e7ak Ak\u0131m Cihaz\u0131)<\/th>\nMCB (Minyat\u00fcr Devre Kesici)<\/a><\/th>\n<\/tr>\n<\/thead>\n
Birincil Koruma<\/strong><\/td>\nElektrik \u00e7arpmas\u0131 (insanlar\u0131 korur)<\/td>\nA\u015f\u0131r\u0131 ak\u0131m ve k\u0131sa devre (devreleri korur)<\/a><\/td>\n<\/tr>\n
Alg\u0131lar<\/strong><\/td>\nFaz ve n\u00f6tr aras\u0131ndaki ak\u0131m dengesizli\u011fi (toprak ka\u00e7a\u011f\u0131)<\/td>\nDevreden ge\u00e7en toplam ak\u0131m<\/td>\n<\/tr>\n
Hassasiyet<\/strong><\/td>\n10 mA - 300 mA (tipik olarak personel korumas\u0131 i\u00e7in 30 mA)<\/td>\n0.5A - 125A (devre de\u011ferine ba\u011fl\u0131)<\/td>\n<\/tr>\n
Tepki S\u00fcresi<\/strong><\/td>\nNominal art\u0131k ak\u0131mda 25-40 milisaniye<\/td>\nTermal: saniyeler ila dakikalar; Manyetik: 5-10 milisaniye<\/td>\n<\/tr>\n
Test D\u00fc\u011fmesi<\/strong><\/td>\nEvet (\u00fc\u00e7 ayda bir test edilmelidir)<\/td>\nTest d\u00fc\u011fmesi yok<\/td>\n<\/tr>\n
Standartlar<\/strong><\/td>\nIEC 61008-1:2024 (RCCB), IEC 61009-1:2024 (RCBO)<\/td>\nIEC 60898-1:2015+A1:2019<\/td>\n<\/tr>\n
T\u00fcrleri<\/strong><\/td>\nAC, A, F, B (dalga formuna g\u00f6re), S (gecikmeli)<\/td>\nB, C, D (manyetik a\u00e7ma e\u015fi\u011fine g\u00f6re)<\/td>\n<\/tr>\n
Korumaz<\/strong><\/td>\nA\u015f\u0131r\u0131 y\u00fck veya k\u0131sa devre<\/td>\nToprak ka\u00e7a\u011f\u0131ndan kaynaklanan elektrik \u00e7arpmas\u0131<\/td>\n<\/tr>\n
Typical Application<\/strong><\/td>\nIslak alanlar, prizler, in\u015faat sahalar\u0131, TT topraklama<\/td>\nGenel devre korumas\u0131, ayd\u0131nlatma, g\u00fc\u00e7 da\u011f\u0131t\u0131m\u0131<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00d6zet<\/strong>: Bir MCB olmadan bir RCD, devrelerinizi a\u015f\u0131r\u0131 y\u00fcke ve yang\u0131na kar\u015f\u0131 savunmas\u0131z b\u0131rak\u0131r. Bir RCD olmadan bir MCB, insanlar\u0131 elektrik \u00e7arpmas\u0131na kar\u015f\u0131 savunmas\u0131z b\u0131rak\u0131r. Neredeyse her zaman her ikisine de ihtiyac\u0131n\u0131z vard\u0131r.<\/p>\n

\"VIOX<\/p>\n

RCD (Art\u0131k Ak\u0131m Cihaz\u0131) Nedir?<\/h2>\n

A Art\u0131k Ak\u0131m Cihaz\u0131 (RCD)<\/strong>\u2014ayr\u0131ca Art\u0131k Ak\u0131m Devre Kesici (RCCB)<\/a> veya Kuzey Amerika'da Toprak Ka\u00e7a\u011f\u0131 Devre Kesici (GFCI) olarak da adland\u0131r\u0131l\u0131r\u2014anormal ak\u0131m ak\u0131\u015f\u0131n\u0131 topra\u011fa tespit ederek elektrik \u00e7arpmas\u0131n\u0131 \u00f6nlemek i\u00e7in tasarlanm\u0131\u015f bir elektrik g\u00fcvenli\u011fi cihaz\u0131d\u0131r. Ba\u011f\u0131ms\u0131z RCCB'ler i\u00e7in IEC 61008-1:2024 ve RCBO'lar (kombine RCD+MCB) i\u00e7in IEC 61009-1:2024 taraf\u0131ndan y\u00f6netilen RCD'ler, insanlar\u0131n a\u00e7\u0131kta kalan iletken par\u00e7alara temas edebilece\u011fi veya \u0131slak ko\u015fullarda ekipman \u00e7al\u0131\u015ft\u0131rabilece\u011fi devreler i\u00e7in bir\u00e7ok yarg\u0131 alan\u0131nda zorunludur.<\/p>\n

Cihaz\u0131n izledi\u011fi \u201cart\u0131k ak\u0131m\u201d, faz iletkeninden akan ak\u0131m ile n\u00f6tr iletkenden d\u00f6nen ak\u0131m aras\u0131ndaki farkt\u0131r. Normal ko\u015fullar alt\u0131nda, bu iki ak\u0131m e\u015fittir\u2014\u00e7\u0131kan her elektron n\u00f6tr yoldan geri d\u00f6nmelidir. Ancak bir \u015feyler ters gitti\u011finde\u2014bir ki\u015fi canl\u0131 bir tele dokunursa, bir alet kasas\u0131 enerjilenirse, bir cihaz\u0131n i\u00e7inde yal\u0131t\u0131m ar\u0131zalan\u0131rsa\u2014baz\u0131 ak\u0131mlar topra\u011fa alternatif bir yol bulur. Bu dengesizlik art\u0131k ak\u0131md\u0131r ve RCD'nin tespit etti\u011fi \u015feydir.<\/p>\n

RCD'lerin neden hayat kurtard\u0131\u011f\u0131 a\u015fa\u011f\u0131da a\u00e7\u0131klanm\u0131\u015ft\u0131r<\/strong>: \u0130nsan kas kontrol\u00fc, v\u00fccuttan yakla\u015f\u0131k 10-15 mA ak\u0131m ge\u00e7ti\u011finde kaybolur. Ventrik\u00fcler fibrilasyon (kalp durmas\u0131) bir saniye boyunca devam eden yakla\u015f\u0131k 50-100 mA'de ba\u015flar. Personel korumas\u0131 i\u00e7in tipik bir RCD, 25-40 milisaniyelik bir a\u00e7ma s\u00fcresiyle 30 mA olarak derecelendirilmi\u015ftir. Kalbinizi durduracak kadar ak\u0131m akmadan devreyi keser.<\/p>\n

RCD'ler a\u015f\u0131r\u0131 ak\u0131ma veya k\u0131sa devreye kar\u015f\u0131 koruma sa\u011flamaz. Yaln\u0131zca bir RCD ile korunan bir devreyi a\u015f\u0131r\u0131 y\u00fcklerseniz\u2014\u00f6rne\u011fin, 13A'l\u0131k bir priz devresine 3.000W'l\u0131k bir \u0131s\u0131t\u0131c\u0131 takarsan\u0131z\u2014kablo a\u015f\u0131r\u0131 \u0131s\u0131n\u0131rken RCD bo\u015fta kal\u0131r. Bu MCB'nin i\u015fidir. RCD'lerin tek bir g\u00f6revi vard\u0131r: topra\u011fa s\u0131zan ak\u0131m\u0131 tespit etmek ve birini \u00f6ld\u00fcrmeden \u00f6nce a\u00e7mak.<\/p>\n

Pro-\u0130pucu #1:<\/strong> Bir RCD a\u00e7arsa ve s\u0131f\u0131rlanmazsa, zorlamaya devam etmeyin. Bir \u015fey ak\u0131m\u0131n s\u0131zmas\u0131na neden oluyor\u2014hasarl\u0131 bir cihaz, bir ba\u011flant\u0131 kutusundaki nem veya bozulmu\u015f kablo yal\u0131t\u0131m\u0131. \u00d6nce ar\u0131zay\u0131 bulun ve d\u00fczeltin. K\u00f6k nedeni ele almadan RCD'yi atlamak veya de\u011fi\u015ftirmek, birinin hayat\u0131yla kumar oynamakt\u0131r.<\/p><\/blockquote>\n

RCD'ler Nas\u0131l \u00c7al\u0131\u015f\u0131r: Hayat Kurtaran Alg\u0131lama Sistemi<\/h2>\n

Her RCD'nin i\u00e7inde ola\u011fan\u00fcst\u00fc derecede zarif bir cihaz bulunur: bir toroidal ak\u0131m transformat\u00f6r\u00fc<\/strong> (ayr\u0131ca diferansiyel transformat\u00f6r olarak da adland\u0131r\u0131l\u0131r). Bu transformat\u00f6r, faz iletkenindeki ak\u0131m\u0131 n\u00f6tr iletkendeki ak\u0131mla s\u00fcrekli olarak kar\u015f\u0131la\u015ft\u0131r\u0131r. \u0130\u015fte nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131:<\/p>\n

Normal Durum (A\u00e7ma Yok)<\/strong><\/p>\n

Hem faz hem de n\u00f6tr iletkenler, toroidal bir ferrit \u00e7ekirde\u011fin merkezinden ge\u00e7er. Normal \u00e7al\u0131\u015fma alt\u0131nda, faz telinden 5A akar ve tam olarak 5A n\u00f6tr telinden geri d\u00f6ner. Bu iki ak\u0131m, toroidal \u00e7ekirdekte b\u00fcy\u00fckl\u00fck olarak e\u015fit ancak y\u00f6n olarak z\u0131t olan manyetik alanlar olu\u015fturur\u2014birbirlerini iptal ederler. \u00c7ekirdekte net bir manyetik ak\u0131 yoktur, bu nedenle \u00e7ekirde\u011fin etraf\u0131na sar\u0131lm\u0131\u015f alg\u0131lama bobininde voltaj ind\u00fcklenmez. RCD kapal\u0131 kal\u0131r.<\/p>\n

Ar\u0131za Durumu (A\u00e7ma)<\/strong><\/p>\n

\u015eimdi bir ar\u0131za meydana gelir: bir ki\u015fi a\u00e7\u0131kta kalan bir canl\u0131 par\u00e7aya dokunur veya kablo yal\u0131t\u0131m\u0131 bozulur ve 35 mA ak\u0131m\u0131n topra\u011fa s\u0131zmas\u0131na izin verir. \u015eimdi faz telinden 5.035A akar, ancak n\u00f6tr telinden yaln\u0131zca 5.000A geri d\u00f6ner. Kay\u0131p 35 mA bir dengesizlik yarat\u0131r\u2014manyetik alanlar art\u0131k birbirini iptal etmez. Bu dengesizlik, alg\u0131lama bobininde bir voltaj ind\u00fckler ve bu da a\u00e7ma mekanizmas\u0131n\u0131 (genellikle bir r\u00f6le veya solenoid) tetikler, kontaklar\u0131 mekanik olarak a\u00e7ar ve devreyi keser.<\/p>\n

B\u00fct\u00fcn bunlar 25 ila 40 milisaniye i\u00e7inde olur<\/strong> nominal art\u0131k ak\u0131mda (IEC 61008-1, nominal I\u0394n'de 300 ms i\u00e7inde ve daha y\u00fcksek art\u0131k ak\u0131mlarda \u00e7ok daha h\u0131zl\u0131 a\u00e7ma gerektirir). 30 mA'l\u0131k bir RCD i\u00e7in, cihaz art\u0131k ak\u0131m 30 mA'e ula\u015ft\u0131\u011f\u0131nda a\u00e7mal\u0131d\u0131r, ancak tipik olarak 15 mA ('si) ile 30 mA (0'\u00fc) aras\u0131nda bir yerde a\u00e7ar. 150 mA'de (5\u00d7 derecelendirme), a\u00e7ma s\u00fcresi 40 milisaniyenin alt\u0131na d\u00fc\u015fer.<\/p>\n

Test D\u00fc\u011fmesi<\/strong><\/p>\n

Her RCD, \u00fc\u00e7 ayda bir basman\u0131z gereken bir test d\u00fc\u011fmesi i\u00e7erir. Test d\u00fc\u011fmesine basmak, toroidal transformat\u00f6r\u00fcn etraf\u0131nda k\u00fc\u00e7\u00fck bir miktar ak\u0131m y\u00f6nlendirerek ve bir toprak ar\u0131zas\u0131n\u0131 sim\u00fcle ederek yapay bir dengesizlik yarat\u0131r. Test d\u00fc\u011fmesine bast\u0131\u011f\u0131n\u0131zda RCD a\u00e7mazsa, cihaz ar\u0131zal\u0131d\u0131r ve derhal de\u011fi\u015ftirilmelidir. Test iste\u011fe ba\u011fl\u0131 de\u011fildir\u2014birinin hayat\u0131 ona ba\u011fl\u0131 oldu\u011funda RCD'nin \u00e7al\u0131\u015faca\u011f\u0131n\u0131 do\u011frulaman\u0131n tek yoludur.<\/p>\n

RCD'lerin Tespit Edemedi\u011fi \u015eeyler<\/strong><\/p>\n

RCD'lerin k\u00f6r noktalar\u0131 vard\u0131r. \u015eunlar\u0131 tespit edemezler:<\/p>\n

    \n
  • Fazdan faza ar\u0131zalar<\/strong>: Birisi ayn\u0131 anda hem faz hem de n\u00f6tr'e (veya \u00fc\u00e7 fazl\u0131 bir sistemde iki faza) dokunursa, ak\u0131m bir iletkenden girer ve di\u011ferinden \u00e7\u0131kar\u2014dengesizlik yok, a\u00e7ma yok.<\/li>\n
  • A\u015f\u0131r\u0131 ak\u0131m veya k\u0131sa devreler<\/strong>: Faz ve n\u00f6tr aras\u0131ndaki k\u0131sa devre, b\u00fcy\u00fck bir ak\u0131m ak\u0131\u015f\u0131 yarat\u0131r, ancak dengeli ise (ayn\u0131 ak\u0131m \u00e7\u0131k\u0131\u015f\u0131 ve geri d\u00f6n\u00fc\u015f\u00fc), RCD hi\u00e7bir \u015fey g\u00f6rmez.<\/li>\n
  • RCD'nin a\u015fa\u011f\u0131 ak\u0131\u015f\u0131ndaki ar\u0131zalar<\/strong>: Ar\u0131za RCD'nin y\u00fck taraf\u0131nda meydana gelirse ancak topra\u011f\u0131 i\u00e7ermiyorsa, RCD yard\u0131mc\u0131 olmaz.<\/li>\n<\/ul>\n

    Bu y\u00fczden MCB'lere ihtiyac\u0131n\u0131z var. RCD'ler uzmanlard\u0131r\u2014bir \u015feyi m\u00fckemmel bir \u015fekilde yaparlar, ancak eksiksiz bir koruma \u00e7\u00f6z\u00fcm\u00fc de\u011fildirler.<\/p>\n

    Pro-\u0130pucu #2:<\/strong> Bir sistemde birden fazla RCD'niz varsa ve biri s\u00fcrekli a\u00e7\u0131yorsa, ar\u0131za o belirli RCD taraf\u0131ndan korunan bir devrededir. Sorunun ortadan kalkaca\u011f\u0131n\u0131 umarak RCD'leri de\u011fi\u015ftirmeyin\u2014su\u00e7lu y\u00fck\u00fc veya kabloyu bulana kadar devreleri tek tek izole ederek ar\u0131zay\u0131 takip edin.<\/p><\/blockquote>\n

    \"RCD
    \u015eekil 1: RCD \u0130\u00e7 Mekanizmas\u0131. Toroidal transformat\u00f6r (diferansiyel transformat\u00f6r), faz iletkenindeki ak\u0131m\u0131 n\u00f6tr iletkendeki ak\u0131mla s\u00fcrekli olarak kar\u015f\u0131la\u015ft\u0131r\u0131r.<\/em><\/figcaption><\/figure>\n

    RCD Tipleri: Cihaz\u0131 Y\u00fcke G\u00f6re E\u015fle\u015ftirme<\/h2>\n

    T\u00fcm RCD'ler e\u015fit yarat\u0131lmam\u0131\u015ft\u0131r. Modern elektrik y\u00fckleri\u2014\u00f6zellikle g\u00fc\u00e7 elektroni\u011fi olanlar\u2014eski RCD tasar\u0131mlar\u0131n\u0131n g\u00fcvenilir bir \u015fekilde tespit edemeyece\u011fi art\u0131k ak\u0131mlar \u00fcretebilir. IEC 60755 ve g\u00fcncellenmi\u015f IEC 61008-1:2024 \/ IEC 61009-1:2024 standartlar\u0131, tespit edebilecekleri dalga formuna g\u00f6re \u00e7e\u015fitli RCD tiplerini tan\u0131mlar:<\/p>\n

    Tip AC: Sadece Sin\u00fczoidal AC<\/h3>\n

    Tip AC RCD'ler<\/strong> sadece sin\u00fczoidal alternatif ak\u0131m art\u0131klar\u0131n\u0131 alg\u0131lar\u2014geleneksel 50\/60 Hz dalga formu. Bunlar orijinal RCD tasar\u0131m\u0131yd\u0131 ve diren\u00e7li y\u00fckler, basit cihazlar ve geleneksel AC motorlar i\u00e7in m\u00fckemmel \u00e7al\u0131\u015f\u0131r.<\/p>\n

    S\u0131n\u0131rlama<\/strong>: Tip AC RCD'ler, art\u0131k ak\u0131m DC bile\u015fenleri veya y\u00fcksek frekansl\u0131 bozulma i\u00e7erdi\u011finde a\u00e7mayabilir\u2014veya g\u00fcvenilmez bir \u015fekilde a\u00e7abilir. Bir\u00e7ok modern cihaz (de\u011fi\u015fken frekansl\u0131 s\u00fcr\u00fcc\u00fcler, EV \u015farj cihazlar\u0131, ind\u00fcksiyonlu ocaklar, g\u00fcne\u015f enerjisi invert\u00f6rleri, LED s\u00fcr\u00fcc\u00fcleri), Tip AC cihazlar\u0131n\u0131n g\u00fcvenilir bir \u015fekilde alg\u0131layamad\u0131\u011f\u0131 do\u011frultulmu\u015f veya titre\u015fimli DC art\u0131k ak\u0131mlar\u0131 \u00fcretir.<\/p>\n

    Hala kabul edilebilir oldu\u011fu yerler<\/strong>: Akkor veya temel floresan armat\u00fcrl\u00fc ayd\u0131nlatma devreleri, basit diren\u00e7li \u0131s\u0131tma, yaln\u0131zca geleneksel AC cihazlar\u0131n\u0131 besleyen devreler. Ancak burada bile, Tip A daha g\u00fcvenli varsay\u0131lan haline geliyor.<\/p>\n

    Tip A: AC + Titre\u015fimli DC<\/h3>\n

    Tip A RCD'ler<\/strong> hem sin\u00fczoidal AC art\u0131k ak\u0131m\u0131n\u0131 hem de titre\u015fimli DC art\u0131k ak\u0131m\u0131n\u0131 (yar\u0131m dalga veya tam dalga do\u011frultulmu\u015f) alg\u0131lar. Bu, onlar\u0131 tek fazl\u0131 de\u011fi\u015fken h\u0131zl\u0131 cihazlar, elektronik kontroll\u00fc \u00e7ama\u015f\u0131r makineleri ve modern t\u00fcketici elektroni\u011fi dahil olmak \u00fczere \u00e7o\u011fu modern konut ve ticari y\u00fck i\u00e7in uygun hale getirir.<\/p>\n

    Neden \u00f6nemli<\/strong>: VFD motorlu bir \u00e7ama\u015f\u0131r kurutma makinesi, invert\u00f6r kompres\u00f6rl\u00fc modern bir buzdolab\u0131 veya bir ind\u00fcksiyonlu ocak, ar\u0131za ko\u015fullar\u0131nda titre\u015fimli DC art\u0131k ak\u0131mlar\u0131 \u00fcretebilir. Bir Tip AC RCD g\u00fcvenilir bir \u015fekilde a\u00e7mayabilir. Tip A RCD'ler, 2020'den itibaren bir\u00e7ok Avrupa \u00fclkesinde minimum standartt\u0131r.<\/p>\n

    Pro-\u0130pucu # 3:<\/strong> De\u011fi\u015fken h\u0131zl\u0131 s\u00fcr\u00fcc\u00fcler, invert\u00f6rl\u00fc cihazlar veya modern HVAC ekipman\u0131 olan herhangi bir devre i\u00e7in koruma belirtiyorsan\u0131z, minimum olarak Tip A'y\u0131 varsay\u0131lan olarak ayarlay\u0131n. Tip AC, temel diren\u00e7li y\u00fcklerin \u00f6tesinde her \u015fey i\u00e7in giderek daha fazla eskimektedir.<\/p><\/blockquote>\n

    Tip F: Daha Y\u00fcksek Frekans Korumas\u0131<\/h3>\n

    Tip F RCD'ler<\/strong> (ayr\u0131ca Tip A+ veya geli\u015fmi\u015f frekans yan\u0131t\u0131na sahip Tip A olarak da adland\u0131r\u0131l\u0131r) Tip A'n\u0131n alg\u0131lad\u0131\u011f\u0131 her \u015feyi, ayr\u0131ca daha y\u00fcksek frekansl\u0131 art\u0131k ak\u0131mlar\u0131 ve kompozit dalga formlar\u0131n\u0131 alg\u0131lar. Frekans d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fcl\u00fc y\u00fckler i\u00e7in tasarlanm\u0131\u015ft\u0131r ve baz\u0131 Avrupa standartlar\u0131nda g\u00fc\u00e7 elektronik \u00f6n u\u00e7lu ekipman sa\u011flayan devreler i\u00e7in belirtilmi\u015ftir.<\/p>\n

    Tip B: Tam DC ve AC Spektrumu<\/h3>\n

    Tip B RCD'ler<\/strong> sin\u00fczoidal AC, titre\u015fimli DC ve d\u00fcz DC art\u0131k ak\u0131mlar\u0131n\u0131 alg\u0131lar<\/strong> 1 kHz'e kadar. D\u00fcz DC b\u00fcy\u00fck farkl\u0131la\u015ft\u0131r\u0131c\u0131d\u0131r\u2014\u00fc\u00e7 fazl\u0131 do\u011frultucular, DC h\u0131zl\u0131 \u015farj cihazlar\u0131, g\u00fcne\u015f enerjisi invert\u00f6rleri ve baz\u0131 end\u00fcstriyel s\u00fcr\u00fcc\u00fcler taraf\u0131ndan \u00fcretilir.<\/p>\n

    EV'ler i\u00e7in Tip B neden kritik<\/strong>: Elektrikli ara\u00e7 \u015farj cihazlar\u0131 (\u00f6zellikle DC h\u0131zl\u0131 \u015farj cihazlar\u0131 ve Mod 3 kontroll\u00fc AC \u015farj cihazlar\u0131), koruyucu topraklama yoluyla topra\u011fa akan d\u00fcz DC ar\u0131za ak\u0131mlar\u0131 \u00fcretebilir. Bir Tip A RCD bu ar\u0131zalar\u0131 g\u00fcvenilir bir \u015fekilde alg\u0131lamaz. IEC 62955, \u00f6zellikle EV \u015farj ekipman\u0131 i\u00e7in Art\u0131k DC ak\u0131m Alg\u0131lama Cihazlar\u0131n\u0131 (RDC-DD) tan\u0131mlar ve bir\u00e7ok \u00fclke, EV \u015farj noktalar\u0131 i\u00e7in Tip B veya RCD-DD korumas\u0131 gerektirir.<\/p>\n

    Tip B'yi ne zaman kullanmal\u0131s\u0131n\u0131z<\/strong>:<\/p>\n