{"id":706,"date":"2026-09-06T01:11:26","date_gmt":"2026-09-06T01:11:26","guid":{"rendered":"https:\/\/ritoks.com\/?p=706"},"modified":"2026-10-01T09:19:46","modified_gmt":"2026-10-01T09:19:46","slug":"6ka-vs-10ka-mcb-breaking-capacity","status":"publish","type":"post","link":"https:\/\/ritoks.com\/ro\/6ka-vs-10ka-mcb-breaking-capacity\/","title":{"rendered":"MCB de 6 kA vs 10 kA: \u00cen\u021belegerea valorilor nominale ale capacit\u0103\u021bii de \u00eentrerupere"},"content":{"rendered":"<div class=\"wp-block-group alignfull has-ast-global-color-5-color has-ast-global-color-2-background-color has-text-color has-background is-layout-constrained wp-container-core-group-is-layout-a2d0cf3a wp-block-group-is-layout-constrained\" style=\"padding-top:64px;padding-right:24px;padding-bottom:64px;padding-left:24px\">\n\n<h1 class=\"wp-block-heading\">MCB de 6 kA vs 10 kA: \u00cen\u021belegerea valorilor nominale ale capacit\u0103\u021bii de \u00eentrerupere<\/h1>\n\n<figure data-spectra-id=\"spectra-d9638d14-d523-40b2-a63f-3194e66259d7\" class=\"wp-block-image aligncenter size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench.jpg\" alt=\"\u00centrerup\u0103toare de circuit miniaturale de curent alternativ reprezentative, amplasate pe un banc de lucru electric industrial\" class=\"wp-image-709\"  width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/ac-mcb-industrial-workbench-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Formate reprezentative de \u00eentrerup\u0103toare automate de curent alternativ (AC MCB) prezentate \u00eentr-un mediu de lucru electric industrial.<\/figcaption><\/figure>\n\n<p class=\"wp-block-paragraph\">Atunci c\u00e2nd se compar\u0103 \u00eentrerup\u0103toarele de circuit miniaturale, valorile de 6 kA \u0219i 10 kA se refer\u0103 la capacitatea nominal\u0103 de \u00eentrerupere a curentului de scurtcircuit.<\/p>\n\n<p class=\"wp-block-paragraph\">Acestea nu precizeaz\u0103 curentul nominal de func\u021bionare al \u00eentrerup\u0103torului, configura\u021bia polilor sau curba de declan\u0219are.<\/p>\n<\/div>\n\n\n<div class=\"wp-block-group alignfull is-layout-constrained wp-container-core-group-is-layout-105ba9aa wp-block-group-is-layout-constrained\" style=\"padding-top:64px;padding-right:24px;padding-bottom:64px;padding-left:24px\">\n\n<p class=\"wp-block-paragraph\">Un \u00eentrerup\u0103tor de 6 kA \u0219i unul de 10 kA pot avea am\u00e2ndoi o intensitate nominal\u0103 de 32 A, pot utiliza aceea\u0219i configura\u021bie a polilor \u0219i pot oferi aceea\u0219i caracteristic\u0103 de declan\u0219are de tip B sau C. Diferen\u021ba const\u0103 \u00een nivelul curentului de scurtcircuit previzibil pe care \u00eentrerup\u0103torul este proiectat s\u0103 \u00eel \u00eentrerup\u0103, \u00een conformitate cu standardul relevant \u0219i \u00een condi\u021biile specificate.<\/p>\n\n<p class=\"wp-block-paragraph\">Cel mai important aspect este simplu:<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>10 kA reprezint\u0103 o capacitate nominal\u0103 de \u00eentrerupere mai mare dec\u00e2t 6 kA \u00een condi\u021bii nominale echivalente, dar asta nu \u00eenseamn\u0103 c\u0103 10 kA este automat alegerea potrivit\u0103 pentru orice instala\u021bie.<\/strong><\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\">Capacitatea de \u00eentrerupere necesar\u0103 trebuie stabilit\u0103 \u00een func\u021bie de curentul de scurtcircuit preconizat la punctul \u00een care va fi instalat \u00eentrerup\u0103torul. <a href=\"https:\/\/assets.sc.hager.com\/ie\/-\/media\/project\/hagerdeep\/republic-of-ireland\/hager\/republic-of-ireland\/documents\/residential-distibution-catalogue_ie.pdf?la=en-ie\" target=\"_blank\" rel=\"noopener\">Ghidul tehnic al Hager pentru \u00eentrerup\u0103toarele magneto-termice (MCB) conform standardului IEC\/EN 60898-1<\/a> prevede c\u0103 capacitatea nominal\u0103 de scurtcircuit, Icn, trebuie s\u0103 fie egal\u0103 sau mai mare dec\u00e2t curentul de scurtcircuit preconizat la punctul de aplicare.<\/p>\n\n<h2 id=\"in-this-guide\" class=\"wp-block-heading\">\u00cen acest ghid<\/h2>\n\n<ul class=\"wp-block-list\">\n\n<li><a href=\"#quick-answer\">R\u0103spuns rapid: MCB de 6 kA vs 10 kA<\/a><\/li>\n\n\n<li><a href=\"#breaking-capacity\">Ce \u00eenseamn\u0103 \u201ecapacitatea de \u00eentrerupere\u201d a unui MCB<\/a><\/li>\n\n\n<li><a href=\"#prospective-current\">Curentul de scurtcircuit preconizat<\/a><\/li>\n\n\n<li><a href=\"#icn-ics\">Contextul ICN, ICS \u0219i al standardelor<\/a><\/li>\n\n\n<li><a href=\"#what-changes\">Ce diferen\u021be exist\u0103 \u00eentre 6 kA \u0219i 10 kA<\/a><\/li>\n\n\n<li><a href=\"#ritoks-options\">Op\u021biunile actuale ale RITOKS<\/a><\/li>\n\n\n<li><a href=\"#selection-process\">Procesul de verificare<\/a><\/li>\n\n\n<li><a href=\"#common-mistakes\">Gre\u0219eli frecvente<\/a><\/li>\n\n\n<li><a href=\"#frequently-asked-questions\">\u00centreb\u0103ri frecvente<\/a><\/li>\n\n<\/ul>\n\n<h2 id=\"quick-answer\" class=\"wp-block-heading\">R\u0103spuns rapid: MCB de 6 kA vs 10 kA<\/h2>\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Evaluare<\/th><th>Ce \u00eenseamn\u0103 asta<\/th><th>Ce nu \u021bi se spune<\/th><\/tr><\/thead><tbody><tr><td>6 kA<\/td><td>O capacitate nominal\u0103 de \u00eentrerupere a scurtcircuitelor de 6 kA, conform specifica\u021biilor, \u00een condi\u021biile men\u021bionate<\/td><td>Intensitatea nominal\u0103 normal\u0103, curba de declan\u0219are, num\u0103rul de poli sau compatibilitatea cu aplica\u021biile automate<\/td><\/tr><tr><td>10 kA<\/td><td>O valoare nominal\u0103 mai mare a capacit\u0103\u021bii de \u00eentrerupere la scurtcircuit, de 10 kA, \u00een condi\u021bii echivalente<\/td><td>Faptul c\u0103 \u00eentrerup\u0103torul este, \u00een general, mai sigur, mai bun sau indispensabil pentru orice proiect<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p class=\"wp-block-paragraph\">Compara\u021bia are sens numai dac\u0103 se cunosc \u0219i standardul relevant, tensiunea, modelul exact al \u00eentrerup\u0103torului \u0219i denumirea caracteristicilor nominale.<\/p>\n\n<p class=\"wp-block-paragraph\">O singur\u0103 valoare kA nu ar trebui considerat\u0103 ca reprezent\u00e2nd \u00eentreaga specifica\u021bie a \u00eentrerup\u0103torului.<\/p>\n\n<h2 id=\"breaking-capacity\" class=\"wp-block-heading\">Ce \u00eenseamn\u0103 \u201ecapacitatea de \u00eentrerupere a unui MCB\u201d?<\/h2>\n\n<p class=\"wp-block-paragraph\">Un scurtcircuit poate genera un curent cu mult mai mare dec\u00e2t curentul normal de func\u021bionare al unui circuit.<\/p>\n\n<p class=\"wp-block-paragraph\">Prin urmare, un \u00eentrerup\u0103tor automat de curent (MCB) trebuie s\u0103 ofere mai mult dec\u00e2t protec\u021bie \u00eempotriva supra\u00eenc\u0103rc\u0103rilor obi\u0219nuite. Acesta trebuie s\u0103 fie, de asemenea, capabil s\u0103 \u00eentrerup\u0103 un curent de scurtcircuit \u00een limitele pentru care a fost proiectat \u0219i testat.<\/p>\n\n<p class=\"wp-block-paragraph\">Pentru \u00eentrerup\u0103toarele miniaturale conform standardului IEC\/EN 60898-1, <a href=\"https:\/\/library.e.abb.com\/public\/4009e91864554accb8c325cb552f18e0\/9AKK108468A3912_en_9AKK108468A3912_B01_D_B01%20Electrical%20installation%20solutions%20for%20buildings_part%20B01%20MCBs%20_EN_%20%28PDF%29.pdf\" target=\"_blank\" rel=\"noopener\">Detalii tehnice ale ABB privind \u00eentrerup\u0103toarele de circuit miniaturale<\/a> descrie Icn ca fiind capacitatea nominal\u0103 de scurtcircuit atribuit\u0103 \u00eentrerup\u0103torului de c\u0103tre produc\u0103tor, \u00een conformitate cu o secven\u021b\u0103 de testare specificat\u0103. Valoarea se refer\u0103 la curentul de scurtcircuit preconizat.<\/p>\n\n<p class=\"wp-block-paragraph\">De aceea, capacitatea de \u00eentrerupere este diferit\u0103 de curentul nominal. <strong>6 A \u0219i 6 kA nu sunt valori nominale identice:<\/strong> 6 A este o valoare a curentului nominal; 6 kA (6.000 A) este o valoare a capacit\u0103\u021bii de \u00eentrerupere a curentului de scurtcircuit \u00een condi\u021biile nominale specificate. Verifica\u021bi ambele valori separat atunci c\u00e2nd compara\u021bi \u00eentrerup\u0103toarele magneto-termice (MCB).<\/p>\n\n<p class=\"wp-block-paragraph\">De exemplu:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li><strong>32A<\/strong> descrie o intensitate nominal\u0103 a curentului.<\/li>\n\n\n<li><strong>Curba C<\/strong> descrie o caracteristic\u0103 de declan\u0219are.<\/li>\n\n\n<li><strong>10 kA Icn<\/strong> descrie valoarea nominal\u0103 a capacit\u0103\u021bii de \u00eentrerupere a unui scurtcircuit.<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Acestea r\u0103spund la \u00eentreb\u0103ri diferite.<\/p>\n\n<p class=\"wp-block-paragraph\">Pentru procesul de dimensionare mai cuprinz\u0103tor, care ia \u00een considerare simultan curentul, polii, curba de declan\u0219are \u0219i capacitatea de \u00eentrerupere, consulta\u021bi <a href=\"https:\/\/ritoks.com\/ro\/ac-mcb-selection-guide\/\">Ghid de selectare a \u00eentreruptoarelor magneto-termice (MCB) de curent alternativ<\/a>.<\/p>\n\n<h2 id=\"prospective-current\" class=\"wp-block-heading\">Ce este curentul de scurtcircuit prospectiv?<\/h2>\n\n<p class=\"wp-block-paragraph\">Curentul de scurtcircuit teoretic este curentul care ar putea circula \u00eentr-un anumit punct al unui sistem electric \u00een cazul \u00een care ar avea loc un scurtcircuit \u00een condi\u021biile definite.<\/p>\n\n<p class=\"wp-block-paragraph\">Nu este vorba pur \u0219i simplu de curentul normal de sarcin\u0103 \u00eenmul\u021bit cu un factor convenabil.<\/p>\n\n<p class=\"wp-block-paragraph\">Curentul de defect disponibil depinde de sistemul electric care alimenteaz\u0103 instala\u021bia, incluz\u00e2nd factori precum caracteristicile sursei \u0219i impedan\u021ba circuitului.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00cen ceea ce prive\u0219te alegerea \u00eentrerup\u0103torului, principiul general important este acela c\u0103 capacitatea de \u00eentrerupere a dispozitivului de protec\u021bie trebuie s\u0103 fie adecvat\u0103 pentru curentul de scurtcircuit preconizat la punctul s\u0103u de instalare. ABB explic\u0103, de asemenea, c\u0103 dispozitivele de protec\u021bie \u00eempotriva scurtcircuitelor trebuie alese \u021bin\u00e2nd cont de curentul maxim de scurtcircuit preconizat la punctul de racordare.<\/p>\n\n<p class=\"wp-block-paragraph\">Acest articol nu prezint\u0103 o metod\u0103 de calcul al curentului de defect.<\/p>\n\n<p class=\"wp-block-paragraph\">Acest calcul face parte din proiectarea electric\u0103 a sistemului propriu-zis.<\/p>\n\n<h2 id=\"no-building-mapping\" class=\"wp-block-heading\">De ce nu se pot selecta valorile de 6 kA \u0219i 10 kA doar pe baza denumirii sarcinii<\/h2>\n\n<p class=\"wp-block-paragraph\">Poate fi tentant s\u0103 folose\u0219ti scurt\u0103turi precum:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>6 kA pentru uz reziden\u021bial<\/li>\n\n\n<li>10 kA pentru uz comercial<\/li>\n\n\n<li>10 kA pentru uz industrial<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Aceste afirma\u021bii sunt prea generale pentru a putea constitui criterii de selec\u021bie fiabile.<\/p>\n\n<p class=\"wp-block-paragraph\">Capacitatea de \u00eentrerupere necesar\u0103 depinde de condi\u021biile de defectare preconizate la punctul de instalare \u0219i de cerin\u021bele aplicabile proiectului \u2014 nu doar de faptul c\u0103 cl\u0103direa este clasificat\u0103 ca fiind reziden\u021bial\u0103, comercial\u0103 sau industrial\u0103.<\/p>\n\n<p class=\"wp-block-paragraph\">Dou\u0103 instala\u021bii cu sarcini similare pot avea curen\u021bi de scurtcircuit preconiza\u021bi diferi\u021bi, deoarece sistemele lor de alimentare sunt diferite.<\/p>\n\n<p class=\"wp-block-paragraph\">De asemenea, este posibil ca diferite puncte din cadrul aceluia\u0219i sistem de distribu\u021bie s\u0103 nu prezinte condi\u021bii identice \u00een ceea ce prive\u0219te curentul de defect.<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Categoria aplica\u021biei nu determin\u0103, \u00een sine, valoarea nominal\u0103 necesar\u0103 \u00een kA.<\/strong><\/p>\n<\/blockquote>\n\n<h2 id=\"icn-ics\" class=\"wp-block-heading\">Ce \u00eenseamn\u0103 ICN?<\/h2>\n\n<p class=\"wp-block-paragraph\">Pentru \u00eentrerup\u0103toarele magneto-termice (MCB) conforme cu standardul IEC\/EN 60898-1, Icn se refer\u0103 la capacitatea nominal\u0103 de scurtcircuit.<\/p>\n\n<p class=\"wp-block-paragraph\">ABB descrie Icn ca fiind capacitatea de \u00eentrerupere a scurtcircuitului atribuit\u0103 \u00eentrerup\u0103torului \u00een conformitate cu secven\u021ba de testare definit\u0103 \u00een standard. Hager precizeaz\u0103 c\u0103 valoarea Icn a \u00eentrerup\u0103torului trebuie s\u0103 fie egal\u0103 sau mai mare dec\u00e2t curentul de scurtcircuit preconizat la punctul de utilizare.<\/p>\n\n<p class=\"wp-block-paragraph\">A\u0219adar, dac\u0103 un produs este publicat \u00een mod explicit ca:<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>10 kA Icn<\/strong><\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\">aceast\u0103 afirma\u021bie este mai precis\u0103 dec\u00e2t a spune pur \u0219i simplu:<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u00centrerup\u0103tor de 10 kA<\/strong><\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\">deoarece identific\u0103 tipul de capacitate nominal\u0103 de scurtcircuit la care se face referire.<\/p>\n\n<p class=\"wp-block-paragraph\">Cu toate acestea, standardul \u0219i tensiunea r\u0103m\u00e2n \u00een continuare importante.<\/p>\n\n<h2 id=\"ics\" class=\"wp-block-heading\">Ce \u00eenseamn\u0103 Ics?<\/h2>\n\n<p class=\"wp-block-paragraph\">Ics se refer\u0103 la capacitatea de \u00eentrerupere a scurtcircuitelor de serviciu.<\/p>\n\n<p class=\"wp-block-paragraph\">Conform standardului IEC\/EN 60898-1, termenii Icn \u0219i Ics sunt \u00eenrudi\u021bi, dar nu sunt identici. ABB explic\u0103 faptul c\u0103 standardul prevede secven\u021be de testare diferite pentru capacitatea nominal\u0103 de scurtcircuit \u0219i capacitatea de scurtcircuit \u00een condi\u021bii de func\u021bionare.<\/p>\n\n<p class=\"wp-block-paragraph\">Aceast\u0103 distinc\u021bie este important\u0103 atunci c\u00e2nd se analizeaz\u0103 datele referitoare la produs.<\/p>\n\n<p class=\"wp-block-paragraph\">De exemplu, datele RITOKS actuale pentru RTSXD01 \u0219i RTSXD04 indic\u0103 urm\u0103toarele:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>Icn: 10 kA<\/li>\n\n\n<li>Ics: 7,5 kA<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Aceste cifre trebuie p\u0103strate exact a\u0219a cum au fost publicate.<\/p>\n\n<p class=\"wp-block-paragraph\">Nu ar trebui s\u0103 se reduc\u0103 la afirma\u021bia c\u0103 ambele valori au acela\u0219i \u00een\u021beles.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00cen mod similar, \u00een cazul \u00een care un alt produs RITOKS men\u021bioneaz\u0103 pur \u0219i simplu 6 kA f\u0103r\u0103 a specifica valorile Icn sau Ics, acest articol nu ar trebui s\u0103 inventeze denumirea care lipse\u0219te.<\/p>\n\n<h2 id=\"rating-designations\" class=\"wp-block-heading\">Icn, Ics \u0219i Icu nu sunt termeni interschimbabili<\/h2>\n\n<p class=\"wp-block-paragraph\">O alt\u0103 surs\u0103 frecvent\u0103 de confuzie o reprezint\u0103 compararea valorilor de scurtcircuit preluate din standarde diferite, ca \u0219i cum ar fi vorba de aceea\u0219i valoare nominal\u0103.<\/p>\n\n<p class=\"wp-block-paragraph\">Standardul IEC\/EN 60898-1 utilizeaz\u0103 \u00een mod obi\u0219nuit terminologia \u201eIcn\u201d pentru \u00eentrerup\u0103toarele de circuit miniaturale.<\/p>\n\n<p class=\"wp-block-paragraph\">Standardul IEC\/EN 60947-2 utilizeaz\u0103 termeni precum Icu, capacitatea nominal\u0103 maxim\u0103 de \u00eentrerupere a scurtcircuitului, precum \u0219i Ics, capacitatea nominal\u0103 de \u00eentrerupere a scurtcircuitului \u00een condi\u021bii normale de func\u021bionare.<\/p>\n\n<p class=\"wp-block-paragraph\">ABB subliniaz\u0103 c\u0103 cele dou\u0103 standarde au domenii de aplicare \u0219i defini\u021bii diferite, astfel \u00eenc\u00e2t inginerii trebuie s\u0103 identifice care dintre defini\u021biile capacit\u0103\u021bii de scurtcircuit se aplic\u0103 proiectului respectiv.<\/p>\n\n<p class=\"wp-block-paragraph\">A <a href=\"https:\/\/eshop.se.com\/sg\/miniature-circuit-breaker-mcb-acti9-ic60n-4p-20a-b-curve-6000a-iec-en-60898-1-10ka-iec-en-60947-2-a9f73420.html\" target=\"_blank\" rel=\"noopener\">Pagina produsului MCB de la Schneider Electric<\/a> ofer\u0103 un exemplu concret util: acela\u0219i dispozitiv poate indica 6000 A Icn conform standardului IEC\/EN 60898-1, dar poate indica totodat\u0103 o valoare diferit\u0103 a capacit\u0103\u021bii de \u00eentrerupere conform standardului IEC\/EN 60947-2, \u00een func\u021bie de tensiune \u0219i de standard.<\/p>\n\n<p class=\"wp-block-paragraph\">Asta nu \u00eenseamn\u0103 c\u0103 una dintre cifre este gre\u0219it\u0103.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00censeamn\u0103 c\u0103 contextul evalu\u0103rii este diferit.<\/p>\n\n<h2 id=\"what-changes\" class=\"wp-block-heading\">6 kA vs 10 kA: Ce se schimb\u0103 de fapt?<\/h2>\n\n<p class=\"wp-block-paragraph\">Atunci c\u00e2nd se compar\u0103 dou\u0103 valori nominale ale \u00eentrerup\u0103torului \u00een condi\u021bii echivalente, valoarea de 10 kA reprezint\u0103 o capacitate nominal\u0103 de \u00eentrerupere a scurtcircuitelor mai mare dec\u00e2t cea de 6 kA.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00cen practic\u0103, valoarea nominal\u0103 publicat\u0103 indic\u0103 faptul c\u0103 \u00eentrerup\u0103torului i s-a atribuit un nivel mai ridicat de capacitate de \u00eentrerupere a scurtcircuitelor \u00een condi\u021biile de func\u021bionare specificate.<\/p>\n\n<p class=\"wp-block-paragraph\">Ce nu se schimb\u0103 automat?<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>o valoare nominal\u0103 mai mare a curentului normal<\/li>\n\n\n<li>mai mul\u021bi st\u00e2lpi<\/li>\n\n\n<li>o caracteristic\u0103 de deplasare B\/C\/D diferit\u0103<\/li>\n\n\n<li>o protec\u021bie mai bun\u0103 \u00eempotriva suprasolicit\u0103rii<\/li>\n\n\n<li>o calitate superioar\u0103 a produselor<\/li>\n\n\n<li>durat\u0103 de via\u021b\u0103 mai lung\u0103<\/li>\n\n\n<li>o selectivitate mai bun\u0103<\/li>\n\n\n<li>adecvarea pentru un anumit sector de activitate<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Ace\u0219ti parametri trebuie verifica\u021bi separat.<\/p>\n\n<figure data-spectra-id=\"spectra-ace60cb2-82f4-4eb4-816c-8059f5e8f197\" class=\"wp-block-image aligncenter size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison.jpg\" alt=\"Compara\u021bie conceptual\u0103 \u00eentre capacit\u0103\u021bile nominale de \u00eentrerupere ale \u00eentreruptoarelor magneto-termice (MCB) de 6 kA \u0219i 10 kA\" class=\"wp-image-710\"  width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/6ka-vs-10ka-mcb-comparison-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Compara\u021bie teoretic\u0103 \u00eentre 6 kA \u0219i 10 kA. Capacitatea de \u00eentrerupere trebuie verificat\u0103 \u00een conformitate cu standardul aplicabil, tensiunea \u0219i modelul exact.<\/figcaption><\/figure>\n\n<h3 class=\"wp-block-heading\">Un \u00eentrerup\u0103tor de 6 kA nu este un \u00eentrerup\u0103tor de \u201ccalitate inferioar\u0103\u201d<\/h3>\n\n<p class=\"wp-block-paragraph\">Un \u00eentrerup\u0103tor de 6 kA nu este neap\u0103rat inferior unui \u00eentrerup\u0103tor de 10 kA.<\/p>\n\n<p class=\"wp-block-paragraph\">Dac\u0103 cerin\u021bele de instalare impun o capacitate de \u00eentrerupere pe care o \u00eendepline\u0219te un dispozitiv de 6 kA specificat corect, atunci o valoare de 10 kA nu ar trebui interpretat\u0103, \u00een sine, ca o \u00eembun\u0103t\u0103\u021bire a calit\u0103\u021bii.<\/p>\n\n<p class=\"wp-block-paragraph\">Valoarea nominal\u0103 \u00een kA descrie o anumit\u0103 capacitate electric\u0103.<\/p>\n\n<p class=\"wp-block-paragraph\">Nu este o clas\u0103 de produs precum:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>standard<\/li>\n\n\n<li>premium<\/li>\n\n\n<li>profesional<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">\u00cen mod similar, denumirile de marketing precum \u201cEconomic\u201d sau \u201cPro\u201d nu ar trebui utilizate ca \u00eenlocuitori ai specifica\u021biilor tehnice verificate.<\/p>\n\n<h3 class=\"wp-block-heading\">10 kA nu este neap\u0103rat cea mai bun\u0103 alegere<\/h3>\n\n<p class=\"wp-block-paragraph\">O valoare nominal\u0103 mai mare a capacit\u0103\u021bii de \u00eentrerupere publicat\u0103 poate fi necesar\u0103 atunci c\u00e2nd curentul de defect preconizat o impune.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00cens\u0103 selec\u021bia nu ar trebui s\u0103 urmeze logica:<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Cu c\u00e2t num\u0103rul este mai mare, cu at\u00e2t este mai bine.<\/strong><\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\">\u00centrebarea din punct de vedere ingineresc este, \u00een schimb:<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Ce valoare a curentului de scurtcircuit preconizat \u0219i ce cerin\u021be aplicabile trebuie s\u0103 \u00eendeplineasc\u0103 acest \u00eentrerup\u0103tor pentru a asigura siguran\u021ba?<\/strong><\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\">Odat\u0103 ce aceast\u0103 cerin\u021b\u0103 este cunoscut\u0103, se pot selecta modelele de \u00eentrerup\u0103toare compatibile.<\/p>\n\n<p class=\"wp-block-paragraph\">Exist\u0103 \u0219i al\u021bi parametri care conteaz\u0103, printre care:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>tensiune nominal\u0103<\/li>\n\n\n<li>actual<\/li>\n\n\n<li>st\u00e2lpi<\/li>\n\n\n<li>curba de deplasare<\/li>\n\n\n<li>desemnarea capacit\u0103\u021bii maxime<\/li>\n\n\n<li>standardul aplicabil<\/li>\n\n\n<li>montare<\/li>\n\n\n<li>varianta exact\u0103 a produsului<\/li>\n\n<\/ul>\n\n<h2 id=\"ritoks-options\" class=\"wp-block-heading\">Op\u021biuni actuale privind capacitatea de rupere a produselor RITOKS<\/h2>\n\n<p class=\"wp-block-paragraph\">Datele actuale publicate privind \u00eentrerup\u0103toarele de curent alternativ RITOKS MCB \u00een <a href=\"https:\/\/ritoks.com\/ro\/product-category\/ac-power-protection\/\">Protec\u021bia re\u021belei de curent alternativ<\/a> \u0219i <a href=\"https:\/\/ritoks.com\/ro\/product-category\/ac-power-protection\/miniature-circuit-breakers\/\">\u00centrerup\u0103toare de circuit miniaturale (MCB)<\/a> Gamele includ mai multe valori diferite ale capacit\u0103\u021bii de rupere.<\/p>\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Modelul RITOKS<\/th><th>Capacitate nominal\u0103 publicat\u0103<\/th><th>Note<\/th><\/tr><\/thead><tbody><tr><td>RTSXD01<\/td><td>10 kA Icn \/ 7,5 kA Ics<\/td><td>Au fost publicate valorile explicite ale parametrilor Icn \u0219i Ics<\/td><\/tr><tr><td>RTSXD03<\/td><td>6 kA<\/td><td>Denumirea ICN\/ICS nu a fost publicat\u0103<\/td><\/tr><tr><td>RTSXD02<\/td><td>6 kA<\/td><td>Denumirea ICN\/ICS nu a fost publicat\u0103<\/td><\/tr><tr><td>RTSXD04<\/td><td>10 kA Icn \/ 7,5 kA Ics<\/td><td>Au fost publicate valorile explicite ale parametrilor Icn \u0219i Ics<\/td><\/tr><tr><td>RTS-ACM60<\/td><td>6 kA (tipic)<\/td><td>Trebuie confirmat\u0103 prin varianta exact\u0103<\/td><\/tr><tr><td>RTS-AC47<\/td><td>1 kA<\/td><td>Denumirea ICN\/ICS nu a fost publicat\u0103<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p class=\"wp-block-paragraph\">Acest tabel prezint\u0103 doar informa\u021biile publicate referitoare la familiile de modele.<\/p>\n\n<p class=\"wp-block-paragraph\">Acest lucru nu dovede\u0219te:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>curentul de defect preconizat al instala\u021biei unui cump\u0103r\u0103tor<\/li>\n\n\n<li>un raport de testare la scurtcircuit specific modelului<\/li>\n\n\n<li>coordonarea cu un alt dispozitiv de protec\u021bie<\/li>\n\n\n<li>SCCR-ul unui panou complet<\/li>\n\n\n<li>compatibilitate universal\u0103 pentru orice tip de aplica\u021bie<\/li>\n\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Care dintre modelele actuale RITOKS au o capacitate nominal\u0103 de 10 kA?<\/h3>\n\n<p class=\"wp-block-paragraph\">Dou\u0103 serii de \u00eentrerup\u0103toare de curent de tip MCB RITOKS AC, disponibile \u00een prezent pe pia\u021b\u0103, men\u021bioneaz\u0103 \u00een mod explicit valorile Icn de 10 kA \u0219i Ics de 7,5 kA:<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>RTSXD01<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Acest <a href=\"https:\/\/ritoks.com\/ro\/products\/miniature-circuit-breaker-63a-10ka\/\">Familia RTSXD01<\/a> public\u0103:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>230\/400 V c.a.<\/li>\n\n\n<li>1\u201363A<\/li>\n\n\n<li>configura\u021bii cu mai mul\u021bi poli<\/li>\n\n\n<li>Disponibilitatea curbelor B\/C\/D<\/li>\n\n\n<li>10 kA Icn<\/li>\n\n\n<li>7,5 kA Ics<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>RTSXD04<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Acest <a href=\"https:\/\/ritoks.com\/ro\/products\/miniature-circuit-breaker-63a-10ka-pro\/\">Familia RTSXD04<\/a> public\u0103, de asemenea:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>230\/400 V c.a.<\/li>\n\n\n<li>1\u201363A<\/li>\n\n\n<li>configura\u021bii cu mai mul\u021bi poli<\/li>\n\n\n<li>Disponibilitatea curbelor B\/C\/D<\/li>\n\n\n<li>10 kA Icn<\/li>\n\n\n<li>7,5 kA Ics<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Prezen\u021ba acestor clasific\u0103ri permite compararea acestor modele pe baza capacit\u0103\u021bii de scurtcircuit publicate.<\/p>\n\n<p class=\"wp-block-paragraph\">Nu stabile\u0219te clasa de protec\u021bie necesar\u0103 pentru instala\u021bia cump\u0103r\u0103torului.<\/p>\n\n<h3 class=\"wp-block-heading\">Care dintre modelele actuale RITOKS au o capacitate de 6 kA?<\/h3>\n\n<p class=\"wp-block-paragraph\">Site-ul actual indic\u0103 o valoare de 6 kA pentru:<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>RTSXD03<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>240 V c.a.<\/li>\n\n\n<li>1\u201332A<\/li>\n\n\n<li>1P+N<\/li>\n\n\n<li>6 kA<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>RTSXD02<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Acest <a href=\"https:\/\/ritoks.com\/ro\/products\/1pn-miniature-circuit-breaker-32a-6ka\/\">Familia RTSXD02<\/a> public\u0103:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>240 V c.a.<\/li>\n\n\n<li>1\u201332A<\/li>\n\n\n<li>1P+N<\/li>\n\n\n<li>6 kA<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>RTS-ACM60<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Acest <a href=\"https:\/\/ritoks.com\/ro\/products\/m60-ac-miniature-circuit-breaker-6-63a\/\">Familia RTS-ACM60<\/a> public\u0103:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>230\/240 V c.a.<\/li>\n\n\n<li>6\u201363A<\/li>\n\n\n<li>1P \/ 2P<\/li>\n\n\n<li>6 kA (tipic)<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">\u00cen cazul modelului RTS-ACM60, valoarea este supus\u0103 \u00een mod explicit confirm\u0103rii exacte a variantei.<\/p>\n\n<p class=\"wp-block-paragraph\">Aceast\u0103 rezerv\u0103 ar trebui s\u0103 fie luat\u0103 \u00een considerare \u00een orice decizie privind aprovizionarea.<\/p>\n\n<h3 class=\"wp-block-heading\">Unde se \u00eencadreaz\u0103 Trip Curve \u00een aceast\u0103 compara\u021bie?<\/h3>\n\n<p class=\"wp-block-paragraph\">Curba de curs\u0103 \u0219i capacitatea de fr\u00e2nare sunt caracteristici tehnice distincte.<\/p>\n\n<p class=\"wp-block-paragraph\">De exemplu, un cump\u0103r\u0103tor ar putea avea nevoie de:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>Curba C<\/li>\n\n\n<li>32A<\/li>\n\n\n<li>2P<\/li>\n\n\n<li>10 kA<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Fiecare element descrie ceva diferit.<\/p>\n\n<p class=\"wp-block-paragraph\">Denumirea B\/C\/D se refer\u0103 la caracteristica de declan\u0219are a \u00eentrerup\u0103torului, \u00een timp ce valoarea nominal\u0103 de scurtcircuit \u00een kA descrie capacitatea de \u00eentrerupere \u00een condi\u021biile nominale specificate.<\/p>\n\n<p class=\"wp-block-paragraph\">Pentru o explica\u021bie detaliat\u0103 a caracteristicilor c\u0103l\u0103toriei, consulta\u021bi <a href=\"https:\/\/ritoks.com\/ro\/b-curve-vs-c-curve-vs-d-curve-mcb\/\">\u00centrerup\u0103toare automate cu curba B, curba C \u0219i curba D: Care este diferen\u021ba?<\/a><\/p>\n\n<p class=\"wp-block-paragraph\">Nu folosi\u021bi curba de declan\u0219are pentru a deduce capacitatea de rupere \u0219i nici capacitatea de rupere pentru a deduce curba de declan\u0219are.<\/p>\n\n<h2 id=\"selection-process\" class=\"wp-block-heading\">Un proces mai sigur de alegere a capacit\u0103\u021bii de fr\u00e2nare<\/h2>\n\n<p class=\"wp-block-paragraph\">Un proces tehnic de achizi\u021bie poate fi men\u021binut simplu, f\u0103r\u0103 a-l transforma \u00eentr-un calcul de proiectare a curentului de defect.<\/p>\n\n<h3 class=\"wp-block-heading\">1. Se determin\u0103 valoarea nominal\u0103 necesar\u0103 de scurtcircuit<\/h3>\n\n<p class=\"wp-block-paragraph\">Utiliza\u021bi proiectul electric al proiectului, caietul de sarcini sau datele verificate privind curentul de scurtcircuit prev\u0103zut.<\/p>\n\n<p class=\"wp-block-paragraph\">Nu estima\u021bi valoarea necesar\u0103 doar pe baza tipului de cl\u0103dire.<\/p>\n\n<h3 class=\"wp-block-heading\">2. Confirma\u021bi standardul \u0219i clasificarea<\/h3>\n\n<p class=\"wp-block-paragraph\">Verifica\u021bi dac\u0103 valoarea solicitat\u0103 este indicat\u0103 astfel:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>Icn<\/li>\n\n\n<li>Ics<\/li>\n\n\n<li>Icu<\/li>\n\n\n<li>sau un alt parametru relevant legat de scurtcircuit<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Nu considera\u021bi c\u0103 ace\u0219ti termeni sunt interschimbabili.<\/p>\n\n<h3 class=\"wp-block-heading\">3. Verifica\u021bi tensiunea<\/h3>\n\n<p class=\"wp-block-paragraph\">Performan\u021ba la scurtcircuit poate fi corelat\u0103 cu tensiunea nominal\u0103 de func\u021bionare.<\/p>\n\n<p class=\"wp-block-paragraph\">Prin urmare, starea tensiunii trebuie verificat\u0103 \u00eempreun\u0103 cu valoarea kA.<\/p>\n\n<h3 class=\"wp-block-heading\">4. G\u0103si\u021bi produsul identic<\/h3>\n\n<p class=\"wp-block-paragraph\">Verifica\u021bi:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>modelul exact<\/li>\n\n\n<li>tensiune<\/li>\n\n\n<li>actual<\/li>\n\n\n<li>st\u00e2lpi<\/li>\n\n\n<li>curba de deplasare<\/li>\n\n\n<li>capacitatea de rupere<\/li>\n\n\n<li>standardul aplicabil<\/li>\n\n\n<li>variant\u0103<\/li>\n\n<\/ul>\n\n<h3 class=\"wp-block-heading\">5. Solicita\u021bi documenta\u021bia tehnic\u0103, dac\u0103 este necesar<\/h3>\n\n<p class=\"wp-block-paragraph\">Dac\u0103 proiectul necesit\u0103 o verificare tehnic\u0103 oficial\u0103, solicita\u021bi documenta\u021bia exact\u0103 a produsului, \u00een loc s\u0103 v\u0103 baza\u021bi doar pe un rezumat de pe pagina de marketing.<\/p>\n\n<figure data-spectra-id=\"spectra-7a86fe65-0e1a-4dd0-8e35-fec774d1fe1d\" class=\"wp-block-image aligncenter size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow.jpg\" alt=\"Procesul conceptual de verificare a capacit\u0103\u021bii de \u00eentrerupere a \u00eentrerup\u0103torului de circuit (MCB), de la cerin\u021bele proiectului p\u00e2n\u0103 la modelul exact\" class=\"wp-image-711\"  width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/mcb-breaking-capacity-verification-flow-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Fluxul de verificare conceptual\u0103: cerin\u021bele proiectului, curentul de scurtcircuit preconizat, standardul \u0219i tensiunea, capacitatea nominal\u0103 de \u00eentrerupere \u0219i confirmarea modelului exact.<\/figcaption><\/figure>\n\n<h2 id=\"common-mistakes\" class=\"wp-block-heading\">Gre\u0219eli frecvente privind \u00eentrerup\u0103toarele magneto-termice (MCB) de 6 kA \u0219i 10 kA<\/h2>\n\n<h3 class=\"wp-block-heading\">\u201c6 kA este pentru uz reziden\u021bial, iar 10 kA este pentru uz industrial\u201d<\/h3>\n\n<p class=\"wp-block-paragraph\">Este o defini\u021bie prea general\u0103.<\/p>\n\n<p class=\"wp-block-paragraph\">Capacitatea de \u00eentrerupere corespunz\u0103toare depinde de condi\u021biile poten\u021biale de defect \u0219i de cerin\u021bele specifice ale proiectului.<\/p>\n\n<h3 class=\"wp-block-heading\">\u201c10 kA este mai sigur dec\u00e2t 6 kA\u201d<\/h3>\n\n<p class=\"wp-block-paragraph\">O valoare mai mare a capacit\u0103\u021bii de fr\u00e2nare nu reprezint\u0103 un indicator universal al siguran\u021bei.<\/p>\n\n<p class=\"wp-block-paragraph\">\u00centrebarea relevant\u0103 este dac\u0103 puterea nominal\u0103 a \u00eentrerup\u0103torului corespunde cerin\u021belor reale ale instala\u021biei.<\/p>\n\n<h3 class=\"wp-block-heading\">Compararea exclusiv\u0103 a valorii kA<\/h3>\n\n<p class=\"wp-block-paragraph\">Valoarea capacit\u0103\u021bii de rupere trebuie interpretat\u0103 \u00eempreun\u0103 cu:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>standard<\/li>\n\n\n<li>tensiune<\/li>\n\n\n<li>clasificare<\/li>\n\n\n<li>produsul exact<\/li>\n\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Tratarea Icn \u0219i Ics ca fiind identice<\/h3>\n\n<p class=\"wp-block-paragraph\">Acestea sunt diferite concepte standardizate privind comportamentul \u00een caz de scurtcircuit.<\/p>\n\n<h3 class=\"wp-block-heading\">Presupun\u00e2nd c\u0103 valoarea SCCR a panoului este egal\u0103 cu capacitatea de \u00eentrerupere a MCB-ului<\/h3>\n\n<p class=\"wp-block-paragraph\">Nu trebuie s\u0103 se considere \u00een mod automat c\u0103 valoarea nominal\u0103 de scurtcircuit a unui \u00eentrerup\u0103tor individual corespunde cu valoarea nominal\u0103 a curentului de scurtcircuit a \u00eentregului ansamblu.<\/p>\n\n<p class=\"wp-block-paragraph\">Clasific\u0103rile sistemelor \u0219i ansamblurilor implic\u0103 cerin\u021be specifice.<\/p>\n\n<h3 class=\"wp-block-heading\">Utilizarea paginii produsului pentru calcularea curentului de defect<\/h3>\n\n<p class=\"wp-block-paragraph\">O pagin\u0103 de produs v\u0103 poate oferi informa\u021bii despre caracteristicile declarate ale \u00eentrerup\u0103torului.<\/p>\n\n<p class=\"wp-block-paragraph\">Nu poate determina curentul de scurtcircuit preconizat pentru instala\u021bia dumneavoastr\u0103.<\/p>\n\n<h2 id=\"mcb-rfq\" class=\"wp-block-heading\">Ce ar trebui s\u0103 includ\u0103 cump\u0103r\u0103torii \u00eentr-o cerere de ofert\u0103 pentru MCB?<\/h2>\n\n<p class=\"wp-block-paragraph\">Pentru o cerere de aprovizionare cu MCB mai clar\u0103, v\u0103 rug\u0103m s\u0103 furniza\u021bi:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>tensiunea de alimentare a sistemului<\/li>\n\n\n<li>intensitatea curentului nominal necesar\u0103<\/li>\n\n\n<li>configura\u021bia st\u00e2lpilor<\/li>\n\n\n<li>curba de deplasare necesar\u0103<\/li>\n\n\n<li>capacitatea de rupere necesar\u0103<\/li>\n\n\n<li>standardul aplicabil, dac\u0103 este specificat<\/li>\n\n\n<li>Icn \/ Ics \/ alt\u0103 denumire de clasificare, dac\u0103 este specificat\u0103<\/li>\n\n\n<li>cantitate<\/li>\n\n\n<li>cerere<\/li>\n\n\n<li>documenta\u021bia tehnic\u0103 necesar\u0103<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">\u00cen cazul \u00een care valoarea exact\u0103 a curentului de scurtcircuit necesar nu a fost \u00eenc\u0103 stabilit\u0103, aceast\u0103 cerin\u021b\u0103 trebuie rezolvat\u0103 \u00een cadrul proiect\u0103rii electrice \u00eenainte de a se lua decizia final\u0103 de selec\u021bie baz\u00e2ndu-se exclusiv pe disponibilitatea produsului.<\/p>\n\n<h2 id=\"frequently-asked-questions\" class=\"wp-block-heading\">\u00centreb\u0103ri frecvente<\/h2>\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Care este diferen\u021ba dintre un \u00eentrerup\u0103tor automat de 6 kA \u0219i unul de 10 kA?<\/summary>\n\n<p class=\"wp-block-paragraph\">Diferen\u021ba const\u0103 \u00een valoarea nominal\u0103 a capacit\u0103\u021bii de \u00eentrerupere la scurtcircuit publicat\u0103, \u00een condi\u021biile de nominalizare aplicabile. O valoare nominal\u0103 de 10 kA reprezint\u0103 o capacitate de \u00eentrerupere mai mare dec\u00e2t cea de 6 kA, atunci c\u00e2nd celelalte caracteristici sunt echivalente.<\/p>\n\n<\/details>\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Este 10 kA mai bun dec\u00e2t 6 kA?<\/summary>\n\n<p class=\"wp-block-paragraph\">Nu \u00een mod automat. O valoare de 10 kA asigur\u0103 o capacitate nominal\u0103 de \u00eentrerupere mai mare, dar cerin\u021ba corect\u0103 depinde de curentul de scurtcircuit preconizat \u0219i de specifica\u021biile proiectului \u00een cauz\u0103.<\/p>\n\n<\/details>\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Ce \u00eenseamn\u0103 \u201eIcn\u201d pe un \u00eentrerup\u0103tor automat (MCB)?<\/summary>\n\n<p class=\"wp-block-paragraph\">Conform standardului IEC\/EN 60898-1, Icn se refer\u0103 la capacitatea nominal\u0103 de scurtcircuit. Valoarea trebuie luat\u0103 \u00een considerare \u00een raport cu curentul de scurtcircuit preconizat la punctul de aplicare.<\/p>\n\n<\/details>\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Ce este Ics?<\/summary>\n\n<p class=\"wp-block-paragraph\">Ics reprezint\u0103 conceptul de capacitate de \u00eentrerupere a scurtcircuitelor, definit \u00een standardul relevant. Nu este pur \u0219i simplu un alt nume pentru Icn.<\/p>\n\n<\/details>\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Un \u00eentrerup\u0103tor automat de 10 kA se declan\u0219eaz\u0103 mai repede dec\u00e2t unul de 6 kA?<\/summary>\n\n<p class=\"wp-block-paragraph\">Capacitatea de \u00eentrerupere exprimat\u0103 \u00een kA nu ofer\u0103, \u00een sine, un r\u0103spuns la aceast\u0103 \u00eentrebare. Comportamentul de declan\u0219are trebuie evaluat pe baza caracteristicii de declan\u0219are a \u00eentrerup\u0103torului \u0219i a datelor privind rela\u021bia timp-curent, \u0219i nu dedus din valoarea capacit\u0103\u021bii sale de \u00eentrerupere.<\/p>\n\n<\/details>\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>RITOKS ofer\u0103 at\u00e2t \u00eentrerup\u0103toare magneto-termice (MCB) de 6 kA, c\u00e2t \u0219i de 10 kA?<\/summary>\n\n<p class=\"wp-block-paragraph\">Da. Familiile de produse publicate \u00een prezent includ op\u021biuni de 6 kA, precum RTSXD02 \u0219i RTSXD03, precum \u0219i op\u021biuni de 10 kA Icn \/ 7,5 kA Ics, precum RTSXD01 \u0219i RTSXD04. RTS-ACM60 indic\u0103 6 kA ca valoare tipic\u0103, sub rezerva confirm\u0103rii variantei.<\/p>\n\n<\/details>\n\n<div class=\"wp-block-group has-ast-global-color-5-color has-ast-global-color-2-background-color has-text-color has-background is-layout-constrained wp-container-core-group-is-layout-d8cb2258 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;margin-top:48px;padding-top:40px;padding-right:32px;padding-bottom:40px;padding-left:32px\">\n\n<h2 class=\"wp-block-heading\">Ai nevoie de ajutor pentru a compara op\u021biunile de \u00eentrerup\u0103toare automate (MCB) pentru sistemele de climatizare?<\/h2>\n\n<p class=\"wp-block-paragraph\">RITOKS lanseaz\u0103 game de \u00eentrerup\u0103toare de circuit miniaturale de curent alternativ cu urm\u0103toarele caracteristici:<\/p>\n\n<ul class=\"wp-block-list\">\n\n<li>valori nominale de curent<\/li>\n\n\n<li>configura\u021bii ale st\u00e2lpilor<\/li>\n\n\n<li>Disponibilitatea curbelor B\/C\/D<\/li>\n\n\n<li>valori nominale de rupere<\/li>\n\n\n<li>formate de montare<\/li>\n\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Folosi\u021bi un <a href=\"https:\/\/ritoks.com\/ro\/ac-mcb-rfq-checklist\/\">Lista de verificare pentru cererea de ofert\u0103 privind AC, MCB \u0219i RFQ<\/a> pentru a furniza parametrii electrici necesari \u0219i orice cerin\u021be specifice proiectului privind scurtcircuitele.<\/p>\n\n<p class=\"wp-block-paragraph\">Scopul nu este doar acela de a alege \u00eentrerup\u0103torul cu cea mai mare valoare kA, ci de a corela specifica\u021biile necesare cu o configura\u021bie confirmat\u0103 a produsului.<\/p>\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-ast-global-color-0-background-color has-background wp-element-button\" href=\"https:\/\/ritoks.com\/ro\/product-category\/ac-power-protection\/miniature-circuit-breakers\/\">Vezi \u00eentrerup\u0103toarele miniaturale de curent alternativ \u2192<\/a><\/div>\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-ast-global-color-0-background-color has-background wp-element-button\" href=\"https:\/\/ritoks.com\/ro\/ac-mcb-selection-guide\/\">Citi\u021bi Ghidul de selectare a \u00eentrerup\u0103torilor magneto-termice (MCB) AC \u2192<\/a><\/div>\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-ast-global-color-0-background-color has-background wp-element-button\" href=\"https:\/\/ritoks.com\/ro\/b-curve-vs-c-curve-vs-d-curve-mcb\/\">Compara\u021bi \u00eentrerup\u0103toarele automate cu curbe B, C \u0219i D \u2192<\/a><\/div>\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/ritoks.com\/ro\/contact-us\/\">Contacta\u021bi RITOKS \u2192 Solicita\u021bi o ofert\u0103 de pre\u021b<\/a><\/div>\n\n<\/div>\n\n<\/div>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>6kA vs 10kA MCB: Understanding Breaking-Capacity Ratings When comparing miniature circuit breakers, 6kA and 10kA refer to short-circuit breaking-capacity ratings. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"disabled","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"disabled","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-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":"","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-4)","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-4)","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-4)","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":""}},"ritoks_resource_detail_renderer":null,"ritoks_resource_product_cat_term_id":0,"footnotes":""},"categories":[64],"tags":[],"class_list":["post-706","post","type-post","status-publish","format-standard","hentry","category-circuit-protection"],"acf":[],"spectra_blocks_featured_image_url":null,"spectra_blocks_author_info":{"display_name":"RITOKS","avatar_url":"https:\/\/secure.gravatar.com\/avatar\/6d7d0fc73468198f994ab13ef6eb6558c53b6ed1ad86364d5165efe8bdf8eb4a?s=96&d=mm&r=g","author_link":"https:\/\/ritoks.com\/ro\/author\/dazzlingwqbgmail-com\/","description":""},"_links":{"self":[{"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/posts\/706","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/comments?post=706"}],"version-history":[{"count":5,"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/posts\/706\/revisions"}],"predecessor-version":[{"id":1961,"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/posts\/706\/revisions\/1961"}],"wp:attachment":[{"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/media?parent=706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/categories?post=706"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ritoks.com\/ro\/wp-json\/wp\/v2\/tags?post=706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}