{"id":21286,"date":"2026-01-15T11:42:09","date_gmt":"2026-01-15T03:42:09","guid":{"rendered":"https:\/\/viox.com\/?p=21286"},"modified":"2026-01-15T11:42:12","modified_gmt":"2026-01-15T03:42:12","slug":"circuit-protection-selection-framework-a-5-step-guide-for-panel-builders-iec-60947","status":"publish","type":"post","link":"https:\/\/test.viox.com\/tr\/circuit-protection-selection-framework-a-5-step-guide-for-panel-builders-iec-60947\/","title":{"rendered":"Devre Koruma Se\u00e7imi \u00c7er\u00e7evesi: Pano \u00dcreticileri i\u00e7in 5 Ad\u0131ml\u0131 K\u0131lavuz (IEC 60947)"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>Giri\u015f: Anma De\u011ferinin \u00d6tesinde<\/h2>\n<p>End\u00fcstriyel panel yap\u0131m\u0131 d\u00fcnyas\u0131nda, tehlikeli bir yanl\u0131\u015f kan\u0131 devam etmektedir: bir devre kesici se\u00e7menin, anma ak\u0131m\u0131yla ba\u015flay\u0131p sona erdi\u011fi (<em>I<sub>n<\/sub><\/em>). Bu a\u015f\u0131r\u0131 basitle\u015ftirme, devreye alma s\u0131ras\u0131nda \u201cistenmeyen a\u00e7malara\u201d ve daha da k\u00f6t\u00fcs\u00fc, ger\u00e7ek ar\u0131za ko\u015fullar\u0131nda \u015falt cihaz\u0131 ar\u0131zas\u0131na yol a\u00e7an en \u00f6nemli nedendir.<\/p>\n<p>100A'lik bir kesici her zaman 100A'lik bir kesici de\u011fildir. De\u011fi\u015fken frekansl\u0131 bir s\u00fcr\u00fcc\u00fcn\u00fcn (VFD) yan\u0131na yerle\u015ftirilmi\u015f, 50\u00b0C'de bir IP54 muhafazan\u0131n i\u00e7ine koyun ve bu cihaz g\u00fcvenli bir \u015fekilde yaln\u0131zca 85A ta\u015f\u0131yabilir. Y\u00fcksek end\u00fcktansl\u0131 bir motora ba\u011flay\u0131n ve \u201cdo\u011fru boyutland\u0131r\u0131lm\u0131\u015f\u201d olmas\u0131na ra\u011fmen, ba\u015flatma s\u0131ras\u0131nda hemen a\u00e7abilir.\u201d<\/p>\n<p>At <strong>VIOX Elektrik<\/strong>, koruma cihazlar\u0131m\u0131z\u0131 <strong>IEC 60947-2<\/strong> end\u00fcstriyel uygulamalar\u0131n zorlu talepleri i\u00e7in tasarlanm\u0131\u015f standartlara g\u00f6re tasarl\u0131yoruz. Bu k\u0131lavuz, temel amper de\u011ferlerinin \u00f6tesine ge\u00e7mek ve tasar\u0131mlar\u0131n\u0131z\u0131n g\u00fcvenli, uyumlu ve dayan\u0131kl\u0131 olmas\u0131n\u0131 sa\u011flamak i\u00e7in standartla\u015ft\u0131r\u0131lm\u0131\u015f 5 ad\u0131ml\u0131 bir \u00e7er\u00e7eve sunar.<\/p>\n<hr \/>\n<h2>Ad\u0131m 1: Uygulama Kategorisini Tan\u0131mlay\u0131n (Nitel Analiz)<\/h2>\n<p>Bir veri sayfas\u0131na bakmadan \u00f6nce, y\u00fck profilini tan\u0131mlaman\u0131z gerekir. Farkl\u0131 uygulamalar, koruma cihazlar\u0131 \u00fczerinde farkl\u0131 termal ve manyetik gerilimler uygular.<\/p>\n<h3>1. Motor Y\u00fckleri (Y\u00fcksek Kalk\u0131\u015f Ak\u0131m\u0131)<\/h3>\n<p>Motorlar, y\u00fcksek ba\u015flang\u0131\u00e7 ak\u0131mlar\u0131na sahip end\u00fcktif y\u00fcklerdir (tipik olarak 6\u201310 kat\u0131 <em>I<sub>n<\/sub><\/em>). Genel bir a\u00e7ma e\u011frisine sahip standart bir termal-manyetik kesici, motorun h\u0131zlanma a\u015famas\u0131nda muhtemelen a\u00e7acakt\u0131r.<\/p>\n<ul>\n<li><strong>\u00c7\u00f6z\u00fcm:<\/strong> Kullan\u0131m <strong>Motor Koruma Devre Kesicileri (MPCB'ler)<\/strong> veya <strong>Tip D e\u011frilerine sahip MCB'ler<\/strong> (10\u201314x manyetik a\u00e7ma).<\/li>\n<li><strong>VIOX \u0130\u00e7g\u00f6r\u00fcs\u00fc:<\/strong> Kapsaml\u0131 motor g\u00fcvenli\u011fi i\u00e7in, a\u015fa\u011f\u0131daki k\u0131lavuzumuzu okuyun: <a href=\"https:\/\/test.viox.com\/tr\/motor-protection-circuit-breakers-the-ultimate-guide-to-safeguarding-your-electrical-motors\/\">Motor Koruma Devre Kesicileri: Nihai K\u0131lavuz<\/a>.<\/li>\n<\/ul>\n<h3>2. EV \u015earj Altyap\u0131s\u0131 (S\u00fcrekli Y\u00fck)<\/h3>\n<p>EV \u015farj cihazlar\u0131 \u201cs\u00fcrekli y\u00fckler\u201d olarak s\u0131n\u0131fland\u0131r\u0131l\u0131r. A\u00e7\u0131l\u0131p kapanan bir kaynak makinesinin aksine, bir EV \u015farj cihaz\u0131 saatlerce tam kapasitede \u00e7al\u0131\u015fabilir.<\/p>\n<ul>\n<li><strong>D\u00fc\u015f\u00fcrme Kural\u0131:<\/strong> G\u00fcvenlik standartlar\u0131na g\u00f6re, s\u00fcrekli y\u00fckler i\u00e7in genellikle bir kesiciyi anma de\u011ferinin 80%'sinden fazla y\u00fckleyemezsiniz. 40A'lik bir \u015farj cihaz\u0131 50A'lik bir kesici gerektirir.<\/li>\n<li><strong>Ka\u00e7ak Korumas\u0131:<\/strong> Standart AC Tip RCD'ler, EV bataryalar\u0131ndan gelen DC ka\u00e7a\u011f\u0131 taraf\u0131ndan k\u00f6r edilir. <strong>B Tipi<\/strong> veya <strong>Tip EV<\/strong> koruma.<\/li>\n<li><strong>Kaynak:<\/strong> A\u015fa\u011f\u0131daki <a href=\"https:\/\/test.viox.com\/tr\/commercial-ev-charging-protection-guide-acb-mccb-rcbo\/\">Ticari EV \u015earj Korumas\u0131 K\u0131lavuzumuza bak\u0131n<\/a>.<\/li>\n<\/ul>\n<h3>3. Enerji Depolama (BESS) ve DC Sistemleri<\/h3>\n<p>Batarya Enerji Depolama Sistemleri (BESS), iki benzersiz zorluk sunar: y\u00fcksek DC k\u0131sa devre ak\u0131mlar\u0131 ve d\u00fc\u015f\u00fck sistem empedans\u0131. Standart AC kesiciler, DC arklar\u0131n\u0131 etkili bir \u015fekilde s\u00f6nd\u00fcremez, bu da kontak kayna\u011f\u0131na ve yang\u0131na yol a\u00e7ar.<\/p>\n<ul>\n<li><strong>Gereklilik:<\/strong> Ak\u0131m ak\u0131\u015f\u0131 \u00e7ift y\u00f6nl\u00fc ise, polarize olmayan ark oluklar\u0131na sahip amaca y\u00f6nelik DC MCCB'ler veya Hava Devre Kesicileri (ACB'ler) kullan\u0131n.<\/li>\n<li><strong>Derinlemesine \u0130nceleme:<\/strong> A\u015fa\u011f\u0131daki riskleri anlay\u0131n: <a href=\"https:\/\/test.viox.com\/tr\/why-standard-dc-breakers-fail-in-bess-high-breaking-capacity\/\">Standart DC Kesiciler Neden BESS'te Ar\u0131zalan\u0131r?<\/a>.<\/li>\n<\/ul>\n<h3>Tablo 1: Y\u00fck Profili Se\u00e7im Matrisi<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; border: 1px solid #ddd; text-align: left;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead style=\"background-color: #f2f2f2;\">\n<tr>\n<th>Y\u00fck Tipi<\/th>\n<th>Ani Ak\u0131m<\/th>\n<th>Termal Stres<\/th>\n<th>\u00d6nerilen E\u011fri\/Cihaz<\/th>\n<th>Kritik Gereksinim<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Diren\u00e7li (Is\u0131t\u0131c\u0131lar)<\/strong><\/td>\n<td>1x <em>I<sub>n<\/sub><\/em><\/td>\n<td>Orta d\u00fczeyde<\/td>\n<td>E\u011fri B veya C<\/td>\n<td>Kablo korumas\u0131na odaklanma<\/td>\n<\/tr>\n<tr>\n<td><strong>End\u00fcktif (Motorlar)<\/strong><\/td>\n<td>8-12x <em>I<sub>n<\/sub><\/em><\/td>\n<td>Y\u00fcksek (Ba\u015flang\u0131\u00e7)<\/td>\n<td>E\u011fri D \/ MPCB<\/td>\n<td>Faz kayb\u0131 hassasiyetine ihtiya\u00e7 duyulur<\/td>\n<\/tr>\n<tr>\n<td><strong>EV \u015earj\u0131<\/strong><\/td>\n<td>1x <em>I<sub>n<\/sub><\/em><\/td>\n<td>A\u015f\u0131r\u0131 (S\u00fcrekli)<\/td>\n<td>E\u011fri C<\/td>\n<td><strong>80% D\u00fc\u015f\u00fcrme Fakt\u00f6r\u00fc<\/strong> uygulanmas\u0131<\/td>\n<\/tr>\n<tr>\n<td><strong>Elektronik\/PLC<\/strong><\/td>\n<td>D\u00fc\u015f\u00fck<\/td>\n<td>D\u00fc\u015f\u00fck<\/td>\n<td>E\u011fri B<\/td>\n<td>Hassas PCB'leri korumak i\u00e7in h\u0131zl\u0131 manyetik a\u00e7ma<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border: 1px solid #eee;\" src=\"https:\/\/img.viox.com\/3D-blueprint-of-VIOX-circuit-breaker-internals-showing-arc-suppression.webp\" alt=\"3D technical blueprint cutaway of VIOX circuit breaker showing arc splitter plates and suppression technology\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u015eekil 1: VIOX ark ay\u0131r\u0131c\u0131 plakalar\u0131n\u0131 ve hassas a\u00e7ma \u00fcnitesini g\u00f6steren dahili kesit g\u00f6r\u00fcn\u00fcm\u00fc.<\/figcaption><\/figure>\n<hr \/>\n<h2>Ad\u0131m 2: Sistem Voltaj\u0131n\u0131 ve Kutuplar\u0131n\u0131 Belirleyin (Mimari)<\/h2>\n<p>Y\u00fck tan\u0131mland\u0131ktan sonra, sistem mimarisi cihaz\u0131n fiziksel konfig\u00fcrasyonunu belirler.<\/p>\n<h3>AC ve DC Voltaj De\u011ferleri<\/h3>\n<p>Panel \u00fcreticileri genellikle yal\u0131t\u0131m voltaj\u0131n\u0131 (<em>U<sub>i<\/sub><\/em>) \u00e7al\u0131\u015fma voltaj\u0131yla (<em>U<sub>e<\/sub><\/em>).<\/p>\n<ul>\n<li><strong>G\u00fcne\u015f\/PV:<\/strong> Sistemler 600V'tan 1000V'a ve \u015fimdi 1500V DC'ye ge\u00e7ti. 1000V i\u00e7in derecelendirilmi\u015f bir kesici, 1500V'luk bir sistemde atlama yapar.<\/li>\n<li><strong>Kaynak:<\/strong> A\u015fa\u011f\u0131daki analizimizi kontrol edin: <a href=\"https:\/\/test.viox.com\/tr\/solar-combiner-box-voltage-ratings-600v-vs-1000v-vs-1500v\/\">G\u00fcne\u015f Birle\u015ftirici Kutusu Voltaj De\u011ferleri<\/a>.<\/li>\n<\/ul>\n<h3>Topraklama Sistemleri (3P - 3P+N - 4P)<\/h3>\n<p>N\u00f6tr iletkeni kesme karar\u0131, topraklama \u015feman\u0131za (TN-S, TN-C, TT) ba\u011fl\u0131d\u0131r.<\/p>\n<ul>\n<li><strong>TN-C:<\/strong> PEN iletkenini asla de\u011fi\u015ftirmeyin (3P kullan\u0131n).<\/li>\n<li><strong>TN-S \/ TT:<\/strong> N\u00f6tr, potansiyel d\u00f6ng\u00fcleri veya bak\u0131m s\u0131ras\u0131nda tehlikeleri \u00f6nlemek i\u00e7in genellikle de\u011fi\u015ftirilmeli\/izole edilmelidir (4P kullan\u0131n).<\/li>\n<li><strong>Kaynak:<\/strong> Transfer anahtarlar\u0131nda uygun kutup se\u00e7imi i\u00e7in bkz. <a href=\"https:\/\/test.viox.com\/tr\/where-to-use-sp-tp-tpn-and-4p-circuit-breakers\/\">SP, TP, TPN ve 4P Devre Kesicilerin Nerede Kullan\u0131laca\u011f\u0131<\/a>.<\/li>\n<\/ul>\n<hr \/>\n<h2>Ad\u0131m 3: Ger\u00e7ek \u00c7al\u0131\u015fma Ak\u0131m\u0131n\u0131 Hesaplay\u0131n (Kantitatif Azaltma)<\/h2>\n<p>Tasar\u0131m hatalar\u0131n\u0131n 'i burada meydana gelir. <strong>Nominal Ak\u0131m (<em>I<sub>n<\/sub><\/em>)<\/strong> ), a\u00e7\u0131k havada 30\u00b0C veya 40\u00b0C'de test edilir. Ancak, kesiciniz muhtemelen 55\u00b0C'de kalabal\u0131k bir Muhafaza i\u00e7inde bulunmaktad\u0131r.<\/p>\n<h3>Ger\u00e7ek Ak\u0131m Form\u00fcl\u00fc<\/h3>\n<p>\u0130zin verilen ak\u0131m\u0131 (<em>I<sub>ger\u00e7ek<\/sub><\/em>) azaltma katsay\u0131lar\u0131n\u0131 kullanarak hesaplamal\u0131s\u0131n\u0131z:<\/p>\n<p style=\"background-color: #f9f9f9; padding: 15px; border-left: 4px solid #0056b3;\"><em>I<sub>ger\u00e7ek<\/sub> = I<sub>n<\/sub> \u00d7 K<sub>t<\/sub> (S\u0131cakl\u0131k) \u00d7 K<sub>a<\/sub> (Y\u00fckseklik) \u00d7 K<sub>g<\/sub> (Grupland\u0131rma)<\/em><\/p>\n<ol>\n<li><strong>S\u0131cakl\u0131k (<em>K<sub>t<\/sub><\/em>):<\/strong> Ortam s\u0131cakl\u0131\u011f\u0131 artt\u0131k\u00e7a, bimetalik \u015ferit daha erken b\u00fck\u00fcl\u00fcr. 60\u00b0C'deki 100A'lik bir kesici tipik olarak 80A'lik bir kesici gibi davranabilir.<\/li>\n<li><strong>Grupland\u0131rma (<em>K<sub>g<\/sub><\/em>):<\/strong> Kesiciler bir DIN ray\u0131na yan yana monte edildi\u011finde, birbirlerini \u0131s\u0131t\u0131rlar.\n<ul>\n<li><em>N=2-3 kesici:<\/em> <em>K<sub>g<\/sub><\/em> \u2248 0.9<\/li>\n<li><em>N=6-9 kesici:<\/em> <em>K<sub>g<\/sub><\/em> \u2248 0.7<\/li>\n<\/ul>\n<\/li>\n<li><strong>Y\u00fckseklik (<em>K<sub>a<\/sub><\/em>):<\/strong> 2000m'nin \u00fczerinde, hava yo\u011funlu\u011fu d\u00fc\u015fer, bu da so\u011futmay\u0131 ve dielektrik dayan\u0131m\u0131n\u0131 azalt\u0131r.<\/li>\n<\/ol>\n<p><strong>Tip 1 \u00fcnitelerimiz, s\u0131k\u0131 servis kabinlerinde kurulumu basitle\u015ftirerek harici sigorta olmadan y\u00fcksek enerjili a\u015f\u0131r\u0131 gerilimleri kald\u0131racak \u015fekilde tasarlanm\u0131\u015ft\u0131r.<\/strong> VIOX kesiciler, azaltma kay\u0131plar\u0131n\u0131 en aza indirecek \u015fekilde kalibre edilmi\u015ftir. Ancak, fizik hala ge\u00e7erlidir.<br \/>\n<strong>Kaynak:<\/strong> Katsay\u0131lar\u0131 hesaplamak i\u00e7in verilerimizi kullan\u0131n: <a href=\"https:\/\/test.viox.com\/tr\/electrical-derating-temperature-altitude-grouping-factors\/\">Elektriksel Azaltma: S\u0131cakl\u0131k, Y\u00fckseklik ve Grupland\u0131rma Fakt\u00f6rleri<\/a>.<\/p>\n<p>\u015ealt cihaz\u0131 montaj de\u011ferleri i\u00e7in, k\u0131lavuzumuzdaki nominal ak\u0131m ve montaj de\u011feri aras\u0131ndaki fark\u0131 da anlay\u0131n: <a href=\"https:\/\/test.viox.com\/tr\/switchgear-current-ratings-ina-inc-rdf-guide\/\">\u015ealt Cihaz\u0131 Ak\u0131m De\u011ferleri: InA - Inc - RDF<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border: 1px solid #eee;\" src=\"https:\/\/img.viox.com\/VIOX-MCBs-in-a-control-panel-with-a-thermal-heat-map-effect.webp\" alt=\"Thermal heat map showing temperature rise and grouping factor in high-density VIOX MCB installation\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u015eekil 2: Y\u00fcksek yo\u011funluklu panellerde \u2018Grupland\u0131rma Fakt\u00f6r\u00fc\u2019 etkisinin termal g\u00f6r\u00fcnt\u00fcleme g\u00f6rselle\u015ftirmesi.<\/figcaption><\/figure>\n<hr \/>\n<h2>Ad\u0131m 4: Ar\u0131za Ak\u0131m\u0131n\u0131 Ele Al\u0131n (G\u00fcvenlik ve Kesme Kapasitesi)<\/h2>\n<p>Kesicinin y\u00fck\u00fc ta\u015f\u0131d\u0131\u011f\u0131ndan emin olmak 3. ad\u0131md\u0131r; k\u0131sa devre s\u0131ras\u0131nda g\u00fcvenli bir \u015fekilde patlad\u0131\u011f\u0131ndan emin olmak 4. ad\u0131md\u0131r.<\/p>\n<h3><em>I<sub>Icu<\/sub><\/em> vs. <em>I<sub>Ics<\/sub><\/em>: Kritik Ayr\u0131m<\/h3>\n<ul>\n<li><strong><em>I<sub>Icu<\/sub><\/em> (Nihai Kesme Kapasitesi):<\/strong> Kesicinin kesebilece\u011fi maksimum ak\u0131m <em>bir kez<\/em>. Daha sonra kullan\u0131lamayabilir.<\/li>\n<li><strong><em>I<sub>Ics<\/sub><\/em> (Servis Kesme Kapasitesi):<\/strong> Kesicinin tekrar tekrar kesebilece\u011fi ve hizmette kalabilece\u011fi ak\u0131m.<\/li>\n<\/ul>\n<p>Kritik \u00f6neme sahip end\u00fcstriyel paneller (hastaneler, veri merkezleri, denizcilik) i\u00e7in, <strong>VIOX, <em>I<sub>Ics<\/sub><\/em> = 100% <em>I<sub>Icu<\/sub><\/em><\/strong>. belirtilmesini \u00f6nerir. Tek bir ar\u0131zadan sonra ana kesiciyi de\u011fi\u015ftirmek istemezsiniz.<\/p>\n<h3>Yedek Koruma<\/h3>\n<p>Kurulum noktas\u0131ndaki olas\u0131 k\u0131sa devre ak\u0131m\u0131 (<em>I<sub>Isc<\/sub><\/em>) 50kA ise, ancak 50kA'lik bir MCCB kullanmak \u00e7ok pahal\u0131ysa, bir <strong>Yedek Koruma<\/strong> strateji kullanabilirsiniz. Bu, yukar\u0131 ak\u0131\u015fa y\u00fcksek kapasiteli bir sigorta yerle\u015ftirmeyi i\u00e7erir.<\/p>\n<ul>\n<li><strong>Kaynak:<\/strong> Y\u00fcksek ar\u0131za ak\u0131mlar\u0131 i\u00e7in sigortalar\u0131 ne zaman kullanaca\u011f\u0131n\u0131z\u0131 \u00f6\u011frenin: <a href=\"https:\/\/test.viox.com\/tr\/high-breaking-capacity-fuse-300ka-protection-guide\/\">Y\u00fcksek Kesme Kapasiteli Sigorta K\u0131lavuzu<\/a>.<\/li>\n<\/ul>\n<h3>Tablo 2: IEC 60947-2 Kesme Kapasitesi \u00d6nerileri<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; border: 1px solid #ddd; text-align: left;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead style=\"background-color: #f2f2f2;\">\n<tr>\n<th>Uygulama<\/th>\n<th>\u00d6nerilen <em>I<sub>Icu<\/sub><\/em> (Tipik)<\/th>\n<th>\u00d6nerilen <em>I<sub>Ics<\/sub><\/em> Oran<\/th>\n<th>Neden?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Konut (Son)<\/strong><\/td>\n<td>6 kA<\/td>\n<td>50-75%<\/td>\n<td>Ar\u0131zalar nadirdir ve d\u00fc\u015f\u00fck enerjilidir.<\/td>\n<\/tr>\n<tr>\n<td><strong>Ticari Bina<\/strong><\/td>\n<td>10 \u2013 25 kA<\/td>\n<td>75%<\/td>\n<td>Maliyet ve s\u00fcreklilik aras\u0131nda denge.<\/td>\n<\/tr>\n<tr>\n<td><strong>End\u00fcstriyel \/ Denizcilik<\/strong><\/td>\n<td>35 \u2013 100 kA<\/td>\n<td><strong>100%<\/strong><\/td>\n<td>Ar\u0131za s\u00fcresi kabul edilemez; devre kesici dayanmal\u0131d\u0131r.<\/td>\n<\/tr>\n<tr>\n<td><strong>BESS \/ DC Depolama<\/strong><\/td>\n<td>25 \u2013 50 kA<\/td>\n<td>100%<\/td>\n<td>Ark\u0131n kontrol alt\u0131na al\u0131nmamas\u0131 durumunda y\u00fcksek yang\u0131n riski.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Derinlemesine \u0130nceleme:<\/strong> De\u011ferleri anlamak hayati \u00f6nem ta\u015f\u0131r. Okuyun <a href=\"https:\/\/test.viox.com\/tr\/circuit-breaker-ratings-icu-ics-icw-icm\/\">Devre Kesici De\u011ferleri: Icu, Ics, Icw, Icm<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border: 1px solid #eee;\" src=\"https:\/\/img.viox.com\/VIOX-infographic-comparing-Icu-and-Ics-ratings-depicting-Icu-as-a-one-time-maximum-stop-requiring-repair-and-Ics-as-a-repeatable-service-stop.webp\" alt=\"VIOX technical comparison between Icu (Ultimate) and Ics (Service) breaking capacities\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u015eekil 3: Nihai Kesme Kapasitesi (Icu) ve Servis Kesme Kapasitesi (Ics) aras\u0131nda g\u00f6rsel kar\u015f\u0131la\u015ft\u0131rma.<\/figcaption><\/figure>\n<hr \/>\n<h2>Ad\u0131m 5: Koordinasyon ve Se\u00e7icilik (Sistem G\u00fcvenilirli\u011fi)<\/h2>\n<p>\u0130yi tasarlanm\u0131\u015f bir panonun amac\u0131 <strong>Se\u00e7icilik<\/strong>: bir ar\u0131za meydana geldi\u011finde, yaln\u0131zca ar\u0131zan\u0131n hemen yukar\u0131s\u0131ndaki cihaz a\u00e7mal\u0131d\u0131r. Tesisin geri kalan\u0131n\u0131n enerjili kalmas\u0131 i\u00e7in ana besleyici kapal\u0131 kalmal\u0131d\u0131r.<\/p>\n<h3>Se\u00e7icilik Teknikleri<\/h3>\n<ol>\n<li><strong>Amper Ayr\u0131m\u0131:<\/strong> Yukar\u0131 ak\u0131m devre kesici de\u011feri &gt; A\u015fa\u011f\u0131 ak\u0131m devre kesici de\u011ferinin 2 kat\u0131 (Temel).<\/li>\n<li><strong>Zaman Ayr\u0131m\u0131:<\/strong> K\u0131sa s\u00fcreli dayan\u0131m ak\u0131m\u0131na sahip Kategori B devre kesicileri (ACB'ler veya \u00fcst d\u00fczey MCCB'ler) kullanmak (<em>I<sub>cw<\/sub><\/em>). Ana devre kesiciye etkili bir \u015fekilde \u015funu s\u00f6ylersiniz: <em>\u201cK\u00fc\u00e7\u00fck adam\u0131n \u00f6nce halledip halletmedi\u011fini g\u00f6rmek i\u00e7in a\u00e7madan \u00f6nce 300 ms bekleyin.\u201d<\/em><\/li>\n<\/ol>\n<h3>Tablo 3: Se\u00e7icilik Y\u00f6ntemleri Kar\u015f\u0131la\u015ft\u0131rmas\u0131<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; border: 1px solid #ddd; text-align: left;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead style=\"background-color: #f2f2f2;\">\n<tr>\n<th>Y\u00f6ntem<\/th>\n<th>Mekanizma<\/th>\n<th>Art\u0131lar\u0131<\/th>\n<th>Eksiler<\/th>\n<th>En iyisi\u2026<\/th>\n<th>Uygulama<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Ak\u0131m (Amper)<\/strong><\/td>\n<td>A\u00e7ma e\u015fiklerinde fark (<em>I<sub>r<\/sub><\/em>)<\/td>\n<td>Basit, d\u00fc\u015f\u00fck maliyetli<\/td>\n<td>Y\u00fcksek ar\u0131za ak\u0131mlar\u0131nda zay\u0131f se\u00e7icilik<\/td>\n<td>Son da\u011f\u0131t\u0131m devreleri<\/td>\n<td>D\u00fc\u015f\u00fck<\/td>\n<\/tr>\n<tr>\n<td><strong>Zaman (Kronometrik)<\/strong><\/td>\n<td>Zaman gecikmesi ayarlar\u0131 (<em>t_{sd}<\/em>)<\/td>\n<td>Kategori B devre kesiciler i\u00e7in iyi g\u00fcvenilirlik<\/td>\n<td>Gecikme s\u0131ras\u0131nda sistem \u00fczerinde y\u00fcksek termal stres<\/td>\n<td>Ana da\u011f\u0131t\u0131m \/ Besleyiciler<\/td>\n<td>Orta<\/td>\n<\/tr>\n<tr>\n<td><strong>Mant\u0131k (B\u00f6lge Se\u00e7ici)<\/strong><\/td>\n<td>Haberle\u015fme kablosu sinyali<\/td>\n<td>En h\u0131zl\u0131; Toplam se\u00e7icilik; D\u00fc\u015f\u00fck stres<\/td>\n<td>Karma\u015f\u0131k kablolama; Daha y\u00fcksek maliyet<\/td>\n<td>Kritik G\u00fc\u00e7 \/ Veri Merkezleri<\/td>\n<td>Y\u00fcksek<\/td>\n<\/tr>\n<tr>\n<td><strong>Enerji<\/strong><\/td>\n<td>Ark enerjisini s\u0131n\u0131rlama (<em>I<sup>2<\/sup>t<\/em>)<\/td>\n<td>Kompakt devre kesiciler i\u00e7in etkili<\/td>\n<td>\u00dcreticiye \u00f6zel tablolar gerekli<\/td>\n<td>Y\u00fcksek yo\u011funluklu panolar<\/td>\n<td>Orta<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>VIOX Sistem Testi:<\/strong> VIOX ACB'lerin ve MCCB'lerin m\u00fckemmel bir \u015fekilde koordine olmas\u0131n\u0131 sa\u011flayan se\u00e7icilik tablolar\u0131 sunuyoruz.<br \/>\n<strong>Kaynak:<\/strong> Bu karma\u015f\u0131k konuda uzmanla\u015f\u0131n <a href=\"https:\/\/test.viox.com\/tr\/ats-circuit-breaker-coordination-guide-icw-selectivity\/\">ATS ve Devre Kesici Koordinasyon K\u0131lavuzu<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border: 1px solid #eee;\" src=\"https:\/\/img.viox.com\/Time-Current-Curve-TCC-illustrating-the-separation-and-selectivity-between-VIOX-main-and-branch-circuit-breakers.webp\" alt=\"Time-Current Curve (TCC) graph illustrating selectivity between VIOX main ACB and branch MCCB\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u015eekil 4: Ana Besleyici ve Bran\u015fman Devre Kesici aras\u0131nda Toplam Se\u00e7icilik B\u00f6lgesini g\u00f6steren VIOX Koordinasyon \u00c7al\u0131\u015fmas\u0131.<\/figcaption><\/figure>\n<hr \/>\n<h2>Sonu\u00e7: VIOX Fark\u0131<\/h2>\n<p>Standartla\u015ft\u0131r\u0131lm\u0131\u015f se\u00e7im sadece kurallara uymakla ilgili de\u011fil, ayn\u0131 zamanda sorumluluk ve g\u00fcvenlikle ilgilidir. <strong>IEC 60947-2 \u00e7er\u00e7evesini<\/strong> (Uygulama \u2192 Gerilim \u2192 Ger\u00e7ek Ak\u0131m \u2192 Ar\u0131za Kapasitesi \u2192 Koordinasyon) izleyerek, pano \u00fcreticileri elektrik ar\u0131zas\u0131n\u0131n en yayg\u0131n nedenlerini ortadan kald\u0131rabilir.<\/p>\n<p>At <strong>VIOX Elektrik<\/strong>, sadece bile\u015fen satm\u0131yoruz; do\u011frulanm\u0131\u015f sistemler sa\u011fl\u0131yoruz. Devre kesicilerimiz, veri sayfalar\u0131n\u0131n ger\u00e7eklikle e\u015fle\u015fmesini sa\u011flamak i\u00e7in grupland\u0131rma konfig\u00fcrasyonlar\u0131nda ve zorlu ortamlarda test edilir.<\/p>\n<p>Bir sonraki panonuzu belirtmeye haz\u0131r m\u0131s\u0131n\u0131z?<\/p>\n<ul>\n<li>Kontrol edin <a href=\"https:\/\/test.viox.com\/tr\/industrial-electrical-enclosures-manufacturing-guide\/\">End\u00fcstriyel Elektrik Panolar\u0131 \u00dcretim K\u0131lavuzu<\/a> koruman\u0131z\u0131 bar\u0131nd\u0131rmak i\u00e7in.<\/li>\n<li>Terminal bloklar\u0131n\u0131z\u0131n koruman\u0131zla e\u015fle\u015fmesini sa\u011flay\u0131n <a href=\"https:\/\/test.viox.com\/tr\/terminal-block-selection-guide-types-uses\/\">Terminal Blo\u011fu Se\u00e7im K\u0131lavuzu<\/a>.<\/li>\n<\/ul>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border: 1px solid #eee;\" src=\"https:\/\/img.viox.com\/Professional-photo-of-an-engineer-testing-a-VIOX-circuit-breaker-in-a-clean-lab-setting.webp\" alt=\"Engineer performing quality assurance testing on VIOX circuit breakers in a lab environment\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u015eekil 5: VIOX laboratuvar\u0131nda titiz kalite g\u00fcvence testi.<\/figcaption><\/figure>\n<hr \/>\n<h2>SSS: Devre Koruma Se\u00e7imi<\/h2>\n<h3>S: End\u00fcstriyel bir panoda IEC 60898 (Konut) MCB kullanabilir miyim?<\/h3>\n<p>C: Genellikle hay\u0131r. IEC 60898 devre kesiciler, vas\u0131fs\u0131z kullan\u0131m ve daha d\u00fc\u015f\u00fck kesme kapasiteleri (genellikle 6kA) i\u00e7in tasarlanm\u0131\u015ft\u0131r. IEC 60947-2 devre kesiciler, end\u00fcstriyel kirlilik dereceleri, daha y\u00fcksek gerilimler ve makineler i\u00e7in gerekli ayarlanabilir a\u00e7ma karakteristikleri i\u00e7in tasarlanm\u0131\u015ft\u0131r.<\/p>\n<h3>S: Rak\u0131m devre kesici se\u00e7imimi nas\u0131l etkiler?<\/h3>\n<p>C: 2.000 metrenin \u00fczerinde, ince hava daha az etkili bir \u015fekilde so\u011fur ve zay\u0131f bir \u015fekilde yal\u0131t\u0131r. Tipik olarak ak\u0131m\u0131 kabaca %4 ve gerilimi her 500m art\u0131\u015f i\u00e7in oran\u0131nda azalt\u0131rs\u0131n\u0131z. Bak\u0131n <a href=\"https:\/\/test.viox.com\/tr\/circuit-breaker-altitude-derating-guide\/\">Rak\u0131m Azaltma K\u0131lavuzu<\/a> kesin tablolar i\u00e7in.<\/p>\n<h3>S: Y\u00fck alt\u0131nda olmamas\u0131na ra\u011fmen neden sigortam at\u0131yor? <em>I<sub>n<\/sub><\/em>?<\/h3>\n<p>C: Bu muhtemelen termal grupland\u0131rmadan kaynaklanmaktad\u0131r. E\u011fer 10 adet sigortay\u0131 s\u0131k\u0131ca bir araya getirip y\u00fcksek ak\u0131m ta\u015f\u0131yorsan\u0131z, k\u00fcme i\u00e7indeki ortam s\u0131cakl\u0131\u011f\u0131 y\u00fckselir ve termal elemanlar\u0131n erken atmas\u0131na neden olur. Bir grupland\u0131rma fakt\u00f6r\u00fc (<em>K<sub>g<\/sub><\/em>) uygulaman\u0131z veya aralay\u0131c\u0131lar eklemeniz gerekir.<\/p>\n<h3>S: Solar\/PV uygulamalar\u0131 i\u00e7in \u00f6zel bir sigortaya ihtiyac\u0131m var m\u0131?<\/h3>\n<p>C: Evet. DC de\u011ferine sahip sigortalar (genellikle polarize) kullanmal\u0131s\u0131n\u0131z. AC sigortay\u0131 48V \u00fczerindeki DC voltajlar\u0131 i\u00e7in kullanmak tehlikelidir \u00e7\u00fcnk\u00fc AC sigortalar ark\u0131 s\u00f6nd\u00fcrmek i\u00e7in sin\u00fcs dalgas\u0131n\u0131n s\u0131f\u0131r ge\u00e7i\u015fine g\u00fcvenir. DC'nin s\u0131f\u0131r ge\u00e7i\u015fi yoktur.<\/p>\n<h3>S: \u00d6zg\u00fcl Ge\u00e7i\u015f Enerjisi (<em>I<sup>2<\/sup>t<\/em>) ve Kesme Kapasitesi aras\u0131ndaki fark nedir?<\/h3>\n<p>C: Kesme kapasitesi (<em>I<sub>Icu<\/sub><\/em>) cihaz\u0131n kald\u0131rabilece\u011fi maksimum ak\u0131md\u0131r. Ge\u00e7i\u015f enerjisi (<em>I<sup>2<\/sup>t<\/em>) ise sigorta a\u00e7\u0131lmadan \u00f6nce kablolara ne kadar termal enerji ge\u00e7ti\u011fidir. <em>bunlar<\/em> Sigorta a\u00e7\u0131lmadan \u00f6nce kablolar\u0131n erimemesini sa\u011flamak i\u00e7in bu de\u011fer kablolar\u0131n boyutland\u0131r\u0131lmas\u0131 i\u00e7in kritiktir.<\/p>\n<h3>S: Motor korumas\u0131 i\u00e7in MPCB yerine RCBO mu kullanmal\u0131y\u0131m?<\/h3>\n<p>A: <strong>HAYIR.<\/strong> Standart RCBO'lar, motorlar i\u00e7in gerekli olan \u00f6zel motor \u00e7al\u0131\u015ft\u0131rma e\u011frilerine (Tip D veya K) ve faz kayb\u0131 hassasiyetine sahip de\u011fildir. Ayr\u0131ca motor ka\u00e7ak ak\u0131mlar\u0131ndan kaynaklanan gereksiz a\u00e7malara e\u011filimlidirler. Motor i\u00e7in \u00f6zel bir MPCB kullan\u0131n ve toprak ar\u0131za korumas\u0131 yasal olarak zorunluysa, uygun bir Tip B veya F RCD'yi yukar\u0131 ak\u0131\u015fa yerle\u015ftirin.<\/p>\n<h3>S: VIOX end\u00fcstriyel sigortalar i\u00e7in \u00f6nerilen bak\u0131m s\u0131kl\u0131\u011f\u0131 nedir?<\/h3>\n<p>C: IEC 60947-2 y\u00f6nergelerine g\u00f6re, end\u00fcstriyel sigortalar (MCCB'ler ve ACB'ler) y\u0131lda bir g\u00f6rsel kontrolden ge\u00e7irilmelidir. Tam bir fonksiyon testi (mekanik ve elektriksel a\u00e7ma testi), \u00e7evresel ko\u015fullara (kirlilik derecesi) ve y\u00fck\u00fcn kritikli\u011fine ba\u011fl\u0131 olarak 3-5 y\u0131lda bir \u00f6nerilir.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto; border: 1px solid #eee;\" src=\"https:\/\/img.viox.com\/Wide-view-of-a-professional-VIOX-industrial-switchgear-lineup-installation.webp\" alt=\"Professional VIOX industrial switchgear lineup installation\" \/><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u015eekil 6: Komple VIOX end\u00fcstriyel \u015falt tesisi kurulumu.<\/figcaption><\/figure>\n<hr \/>\n<h2>Daha Fazla Okuma<\/h2>\n<p>Bu \u00e7er\u00e7evede bahsedilen belirli bile\u015fenler hakk\u0131nda daha fazla bilgi i\u00e7in \u015fu VIOX teknik k\u0131lavuzlar\u0131n\u0131 inceleyin:<\/p>\n<ul>\n<li><a href=\"https:\/\/test.viox.com\/tr\/circuit-breaker-vs-isolator-switch\/\">Devre Kesici ve \u0130zolat\u00f6r Anahtar\u0131<\/a> \u2013 Yal\u0131t\u0131mdaki temel farkl\u0131l\u0131klar\u0131 anlama.<\/li>\n<li><a href=\"https:\/\/test.viox.com\/tr\/understanding-ground-fault-protection\/\">Toprak Ka\u00e7ak Ak\u0131m Korumas\u0131n\u0131 Anlama<\/a> \u2013 Personeli ve ekipman\u0131 koruma konusunda daha derinlemesine bir inceleme.<\/li>\n<li><a href=\"https:\/\/test.viox.com\/tr\/what-is-over-under-voltage-protector\/\">A\u015f\u0131r\u0131\/D\u00fc\u015f\u00fck Gerilim Koruyucu Nedir?<\/a> \u2013 \u015eebeke istikrars\u0131zl\u0131\u011f\u0131na kar\u015f\u0131 koruma.<\/li>\n<\/ul>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1346.7px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 1346.7px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3015.64px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3015.64px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 7140.59px; left: 14px;\" data-hover=\"0\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 7140.59px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Introduction: Beyond the Nameplate Rating In the world of industrial panel building, a dangerous misconception persists: that selecting a circuit breaker begins and ends with the rated current (In). This oversimplification is the leading cause of &#8220;nuisance tripping&#8221; during commissioning and, more catastrophically, switchgear failure during actual fault conditions. A 100A breaker is not always [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21287,"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-21286","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/posts\/21286","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/comments?post=21286"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/posts\/21286\/revisions"}],"predecessor-version":[{"id":21288,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/posts\/21286\/revisions\/21288"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/media\/21287"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/media?parent=21286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/categories?post=21286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/tr\/wp-json\/wp\/v2\/tags?post=21286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}