{"id":30462,"date":"2026-08-03T08:01:18","date_gmt":"2026-08-03T08:01:18","guid":{"rendered":"https:\/\/doingcable.com\/?post_type=product&p=30462"},"modified":"2026-08-03T12:00:01","modified_gmt":"2026-08-03T12:00:01","slug":"elektrik-endustriyel-sigortalari","status":"publish","type":"product","link":"https:\/\/doingcable.com\/tr\/product\/elektrik-endustriyel-sigortalari\/","title":{"rendered":"Elektrik ve End\u00fcstriyel Sigortalar"},"content":{"rendered":"

Elektrik ve end\u00fcstriyel sigortalar; ar\u0131za ko\u015fullar\u0131nda kalibre edilmi\u015f bir eleman\u0131n erimesi suretiyle determinatif, bak\u0131m gerektirmeyen a\u015f\u0131r\u0131 ak\u0131m korumas\u0131 sa\u011flar; kablolar\u0131, motorlar\u0131, transformat\u00f6rleri ve g\u00fc\u00e7 yar\u0131 iletkenlerini korumak i\u00e7in ge\u00e7i\u015f enerjisini ($I^2t$) ve tepe ak\u0131m\u0131n\u0131 s\u0131n\u0131rland\u0131r\u0131r. IEC 60269 ve UL 248 serisi standartlar\u0131na uygun do\u011fru se\u00e7im; 50\u2013200 kA veya daha y\u00fcksek kesme kapasitelerini, y\u00fcke uygun tam aral\u0131kl\u0131 veya k\u0131smi aral\u0131kl\u0131 karakteristikleri ve 1000 V AC veya 1500 V DC'ye kadar \u00e7al\u0131\u015fan end\u00fcstriyel ortamlarda uzun vadeli sistem g\u00fcvenilirli\u011fini garanti eder.<\/p>\n

End\u00fcstriyel ve Orta Gerilim Sigortalar\u0131n\u0131n Ba\u015fl\u0131ca T\u00fcrleri<\/h2>\n
    \n
  1. Ak\u0131m S\u0131n\u0131rlay\u0131c\u0131 Sigortalar (IEC 60282-1)<\/strong> \u0130\u00e7 mekan ve yeralt\u0131 kablo sistemleri, transformat\u00f6rler ve \u015falt cihazlar\u0131 i\u00e7in tercih edilen se\u00e7enektir. Bu sigortalar, eleman boyunca birden fazla noktada eriyerek direnci h\u0131zla art\u0131ran ve ilk yar\u0131m \u00e7evrim i\u00e7inde ak\u0131m\u0131 s\u0131f\u0131ra zorlayan bir dizi ark olu\u015fturur. Yedek (k\u0131smi aral\u0131kl\u0131), Genel Ama\u00e7l\u0131 ve Tam Aral\u0131k tipleri mevcuttur.<\/li>\n
  2. Y\u00fcksek Kesme Kapasiteli (HRC) Kartu\u015f Sigortalar<\/strong> Al\u00e7ak ve orta gerilim end\u00fcstriyel panolar\u0131nda yayg\u0131n olarak kullan\u0131lan seramik g\u00f6vdeli DIN\/NH tipi sigortalar. Y\u00fcksek kesme kapasitesi, d\u00fc\u015f\u00fck g\u00fc\u00e7 kayb\u0131 ve standartla\u015ft\u0131r\u0131lm\u0131\u015f boyutlara (NH00\u2013NH3) sahiptir. Kablo korumas\u0131, motor devreleri ve da\u011f\u0131t\u0131m panolar\u0131 i\u00e7in idealdir.<\/li>\n
  3. Atlamal\u0131 (G\u00fc\u00e7) Sigortalar\u0131<\/strong> \u00d6ncelikle ark\u0131 s\u00f6nd\u00fcrmek i\u00e7in gaz \u00fcretimi ve bas\u0131n\u00e7 kullanan, d\u0131\u015f mekan cihazlar\u0131d\u0131r. Genellikle havai hatlara ve da\u011f\u0131t\u0131m trafolar\u0131na uygulan\u0131r. Maliyeti d\u00fc\u015f\u00fckt\u00fcr ancak \u00e7al\u0131\u015fma s\u0131ras\u0131nda egzoz gaz\u0131 \u00fcretir.<\/li>\n
  4. \u00d6zelle\u015ftirilmi\u015f Varyantlar<\/strong>\n
      \n
    • Kablo s\u0131n\u0131rlay\u0131c\u0131lar \/ kablo koruyucular (servis giri\u015fleri ve besleyici korumas\u0131 i\u00e7in iletkenlere s\u0131k\u0131\u015ft\u0131r\u0131lan veya c\u0131vatalanan)<\/li>\n
    • Motor devre sigortalar\u0131 (IEC 60644)<\/li>\n
    • Kapasit\u00f6r koruma sigortalar\u0131 (IEC 60549)<\/li>\n
    • G\u00fc\u00e7 elektroni\u011fi i\u00e7in yar\u0131 iletken \/ ultra h\u0131zl\u0131 sigortalar<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

      Elektrik ve End\u00fcstriyel Sigortalar\u0131n Ba\u015fl\u0131ca T\u00fcrleri Nelerdir ve \u0130\u015flevleri Bak\u0131m\u0131ndan Nas\u0131l Farkl\u0131l\u0131k G\u00f6sterirler?<\/h3>\n

      End\u00fcstriyel sigortalar yap\u0131lar\u0131na, \u00e7al\u0131\u015fma karakteristiklerine ve uygulama g\u00f6revlerine g\u00f6re s\u0131n\u0131fland\u0131r\u0131l\u0131r. Bask\u0131n aileler, IEC 60269-2 kapsam\u0131ndaki NH (b\u0131\u00e7ak a\u011f\u0131zl\u0131) kartu\u015f sigortalar, silindirik kartu\u015f sigortalar ve UL S\u0131n\u0131f\u0131 sigortalard\u0131r (J, R\/RK1\/RK5, CC, L, T, G). Y\u00fcksek kesme kapasiteli (HRC) tasar\u0131mlar, ark\u0131 h\u0131zla s\u00f6nd\u00fcrmek ve 400\u2013690 V AC'de 80\u2013120 kA kesme kapasitelerine ula\u015fmak i\u00e7in seramik g\u00f6vdeyi kuvars kumu ile doldurur. aR\/gR s\u0131n\u0131f\u0131 yar\u0131 iletken (h\u0131zl\u0131) sigortalar, I\u00b2t de\u011ferini IGBT'leri, diyotlar\u0131 ve trist\u00f6rleri korumaya yetecek kadar d\u00fc\u015f\u00fck bir seviyede s\u0131n\u0131rland\u0131r\u0131r.<\/p>\n

      Zaman-ak\u0131m davran\u0131\u015f\u0131 bak\u0131m\u0131ndan \u00f6nemli i\u015flevsel farkl\u0131l\u0131klar ortaya \u00e7\u0131kar:<\/p>\n

        \n
      • gG\/gL (IEC) veya \u00e7ift elemanl\u0131 gecikmeli (UL S\u0131n\u0131f\u0131 RK1\/RK5, J) sigortalar, hem a\u015f\u0131r\u0131 y\u00fckleri hem de k\u0131sa devreleri giderirken motor kalk\u0131\u015f ak\u0131mlar\u0131na (genellikle birka\u00e7 saniye boyunca 5\u20138 \u00d7 In) dayan\u0131kl\u0131d\u0131r.<\/li>\n
      • aM (IEC) yaln\u0131zca k\u0131sa devre korumas\u0131 sa\u011flar ve ayr\u0131 a\u015f\u0131r\u0131 y\u00fck cihazlar\u0131 gerektirir.<\/li>\n
      • aR\/gR (IEC 60269-4) veya h\u0131zl\u0131 etkili Class T\/J tipleri, minimum ge\u00e7i\u015f enerjisi ile ar\u0131zalar\u0131 1\u201310 ms'den k\u0131sa s\u00fcrede giderir.<\/li>\n<\/ul>\n

        \"What<\/p>\n

        IEC 60269 ve UL 248 Standartlar\u0131 End\u00fcstriyel Sigortalar \u0130\u00e7in Performans Gereksinimlerini Nas\u0131l Tan\u0131mlar?<\/h3>\n

        IEC 60269-1:2024, AC \u2264 1000 V ve DC \u2264 1500 V i\u00e7in en az 6 kA kesme kapasitesine sahip kapal\u0131 ak\u0131m s\u0131n\u0131rlay\u0131c\u0131 sigorta bu\u015fonlar\u0131 i\u00e7in genel gereksinimleri belirler. B\u00f6l\u00fcm 2 end\u00fcstriyel sigorta bu\u015fonlar\u0131n\u0131 (NH ebatlar\u0131 000\u20134 dahil A\u2013K sistemleri) kapsar, B\u00f6l\u00fcm 4 yar\u0131 iletken korumas\u0131n\u0131 ele al\u0131r ve son de\u011fi\u015fiklikler (2024\u20132025) g\u00fc\u00e7 kayb\u0131 ve boyut toleranslar\u0131n\u0131 iyile\u015ftirir. UL 248 (CSA C22.2 No. 248 ile uyumlu), 200\u2013300 kA'e kadar zorunlu kesme derecelerine sahip Kuzey Amerika s\u0131n\u0131flar\u0131n\u0131 ve daha d\u00fc\u015f\u00fck de\u011ferdeki sigortalar\u0131n tak\u0131lmas\u0131n\u0131 \u00f6nleyen red \u00f6zelliklerini tan\u0131mlar.<\/p>\n

        Temel Teknik \u00d6zellikler<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n
        Parametre<\/th>\nTipik Aral\u0131k \/ Performans<\/th>\n<\/tr>\n<\/thead>\n
        Anma Gerilimi<\/td>\nAG: 1000 V'a kadar; OG: 3,6\u201340,5 kV<\/td>\n<\/tr>\n
        Anma Ak\u0131m\u0131<\/td>\n1 A \u2013 2000 A+ (t\u00fcre ba\u011fl\u0131 olarak)<\/td>\n<\/tr>\n
        Kesme Kapasitesi<\/td>\n50 kA \u2013 200 kA<\/td>\n<\/tr>\n
        Zaman-Ak\u0131m E\u011frisi<\/td>\nH\u0131zl\u0131 etkili, gecikmeli veya \u00e7ift elemanl\u0131<\/td>\n<\/tr>\n
        Standartlar<\/td>\nIEC 60282-1, UL 248 serisi, DIN 43625, IEEE C37.xx<\/td>\n<\/tr>\n
        \u0130n\u015faat<\/td>\nG\u00fcm\u00fc\u015f\/bak\u0131r elemanlar, kuvars kum dolgu, seramik veya cam g\u00f6vde<\/td>\n<\/tr>\n
        Montaj<\/td>\nDIN ray\u0131, vidal\u0131, kesit, darbe pimi versiyonlar\u0131<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Ba\u015fl\u0131ca Sigorta S\u0131n\u0131flar\u0131n\u0131n Kar\u015f\u0131la\u015ft\u0131r\u0131lmas\u0131 (IEC ve UL)<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
        Karakteristik<\/th>\nIEC gG \/ NH<\/th>\nIEC aM<\/th>\nIEC aR \/ gR (Yar\u0131 \u0130letken)<\/th>\nUL J S\u0131n\u0131f\u0131<\/th>\nUL S\u0131n\u0131f\u0131 RK1 \/ RK5<\/th>\nUL S\u0131n\u0131f\u0131 CC<\/th>\n<\/tr>\n<\/thead>\n
        Gerilim de\u011feri<\/td>\n400 \/ 500 \/ 690 V AC<\/td>\n500 \/ 690 V AC<\/td>\n690\u20131500 V AC\/DC<\/td>\n600 V AC<\/td>\n250 \/ 600 V AC<\/td>\n600 V AC<\/td>\n<\/tr>\n
        Current range<\/td>\n2\u20131250 A (up to 1600 A)<\/td>\n6\u2013630 A<\/td>\n16\u20131000 A+<\/td>\n1\u2013600 A<\/td>\n0\u2013600 A<\/td>\n0.1\u201330 A<\/td>\n<\/tr>\n
        Typical interrupting rating<\/td>\n80\u2013120 kA<\/td>\n50\u2013120 kA<\/td>\n50\u2013200 kA<\/td>\n200 kA<\/td>\n200 kA<\/td>\n200 kA<\/td>\n<\/tr>\n
        Protection range<\/td>\nFull-range (overload + SC)<\/td>\nPartial-range (SC only)<\/td>\nUltra-fast SC<\/td>\nFull-range \/ current-limiting<\/td>\nTime-delay full-range<\/td>\nFast or time-delay<\/td>\n<\/tr>\n
        Birincil uygulama<\/td>\nCable & general industrial<\/td>\nMotor circuits<\/td>\nIGBT, rectifier, drive<\/td>\nFeeders, space-constrained<\/td>\nMotor & industrial panels<\/td>\nControl circuits<\/td>\n<\/tr>\n
        Key standard reference<\/td>\nIEC 60269-2<\/td>\nIEC 60269-2<\/td>\nIEC 60269-4:2024\/2025<\/td>\nUL 248-8<\/td>\nUL 248-12<\/td>\nUL 248-4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        \"Semiconductor<\/p>\n

        What Technical Parameters Must Be Verified When Selecting an Industrial Fuse?<\/h3>\n

        Selection begins with system voltage (fuse Un \u2265 maximum system voltage, typically with 10\u201320 % margin for DC), continuous current (In selected so that operating current \u2264 0.8\u20131.0 \u00d7 In after ambient derating), and prospective short-circuit current (fuse breaking capacity \u2265 available fault current). Additional mandatory checks include:<\/p>\n

          \n
        • I\u00b2t let-through (pre-arcing and total clearing) must remain below the withstand of the protected device.<\/li>\n
        • Time-current characteristic must coordinate with upstream and downstream devices for selective protection.<\/li>\n
        • Power dissipation and temperature rise must stay within fuse-holder limits.<\/li>\n
        • Ambient temperature derating: typical factors reduce continuous rating by 0.5\u20131 % per \u00b0C above 40 \u00b0C.<\/li>\n
        • Frequency (normally 45\u201362 Hz) and, for DC, declared time constant (tc).<\/li>\n<\/ul>\n

          Typical Technical Parameters for Common NH Industrial Fuse Sizes (gG, 500\u2013690 V)<\/h3>\n\n\n\n\n\n\n\n\n\n
          NH Size<\/th>\nRated Current Range<\/th>\nTypical Breaking Capacity<\/th>\nPre-arcing I\u00b2t Example (100 A)<\/th>\nPower Loss at In (approx.)<\/th>\nBody Length (approx.)<\/th>\n<\/tr>\n<\/thead>\n
          000 \/ 00<\/td>\n2\u2013160 A<\/td>\n80\u2013120 kA<\/td>\n1 000\u20134 000 A\u00b2s<\/td>\n3\u20138 W<\/td>\n78.5 mm<\/td>\n<\/tr>\n
          1<\/td>\n40\u2013250 A<\/td>\n120 kA<\/td>\n5 000\u201315 000 A\u00b2s<\/td>\n8\u201315 W<\/td>\n135 mm<\/td>\n<\/tr>\n
          2<\/td>\n125\u2013400 A<\/td>\n120 kA<\/td>\n20 000\u201380 000 A\u00b2s<\/td>\n15\u201325 W<\/td>\n150 mm<\/td>\n<\/tr>\n
          3<\/td>\n315\u2013630 A<\/td>\n120 kA<\/td>\n100 000\u2013400 000 A\u00b2s<\/td>\n25\u201345 W<\/td>\n150\u2013210 mm<\/td>\n<\/tr>\n
          4<\/td>\n630\u20131250 A<\/td>\n80\u2013120 kA<\/td>\n>500 000 A\u00b2s<\/td>\n40\u201370 W<\/td>\nLarger<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          Selection Guidance<\/h4>\n

          Correct fuse selection considers:<\/p>\n

            \n
          • System voltage and available fault current<\/li>\n
          • Cable size and insulation type (PVC, XLPE)<\/li>\n
          • Load characteristics (continuous, motor starting, cyclic)<\/li>\n
          • Required discrimination with upstream\/downstream devices<\/li>\n
          • Environmental conditions (indoor\/outdoor, temperature, altitude)<\/li>\n<\/ul>\n

            Our engineering team provides detailed application support, including time-current curve coordination and I\u00b2t calculations, to ensure optimal protection without nuisance operation.<\/p>\n

            \u015eimdi bilgi isteyin<\/strong> for detailed technical datasheets, selection tables matched to your cable cross-sections, customized ratings, or complete protection proposals. We deliver reliable quality products backed by experienced technical solutions and long-term partnership support for cable manufacturers, utilities, and industrial end-users.<\/p>","protected":false},"excerpt":{"rendered":"

            Modern elektrik g\u00fc\u00e7 sistemlerinde ve kablo altyap\u0131s\u0131nda, g\u00fcvenilir devre korumas\u0131; operasyonel g\u00fcvenli\u011fin, ekipman \u00f6mr\u00fcn\u00fcn ve enerji s\u00fcreklili\u011finin temelidir. End\u00fcstriyel sigortalar ve orta gerilim ak\u0131m s\u0131n\u0131rlay\u0131c\u0131 sigortalar; g\u00fc\u00e7 kablolar\u0131nda, transformat\u00f6rlerde, besleme hatlar\u0131nda, motorlarda, kondansat\u00f6rlerde ve end\u00fcstriyel da\u011f\u0131t\u0131m sistemlerinde a\u015f\u0131r\u0131 y\u00fcklenmelere ve k\u0131sa devre ar\u0131zalar\u0131na kar\u015f\u0131 hassas, h\u0131zl\u0131 tepki veren bir koruma sa\u011flar.<\/p>","protected":false},"featured_media":30971,"comment_status":"open","ping_status":"closed","template":"","meta":{"_joinchat":[]},"product_brand":[],"product_cat":[21,80,90],"product_tag":[1233,1234,1231,1232],"class_list":{"0":"post-30462","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-all-product","7":"product_cat-cable-machinery","8":"product_cat-spare-parts","9":"product_tag-current-limiting-fuses","10":"product_tag-hrc-fuses","11":"product_tag-industrial-fuses","12":"product_tag-medium-voltage-fuses","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product\/30462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/comments?post=30462"}],"version-history":[{"count":2,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product\/30462\/revisions"}],"predecessor-version":[{"id":30974,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product\/30462\/revisions\/30974"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/media\/30971"}],"wp:attachment":[{"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/media?parent=30462"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product_brand?post=30462"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product_cat?post=30462"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/doingcable.com\/tr\/wp-json\/wp\/v2\/product_tag?post=30462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}