{"id":668,"date":"2026-09-05T09:23:49","date_gmt":"2026-09-05T09:23:49","guid":{"rendered":"https:\/\/ritoks.com\/?p=668"},"modified":"2026-09-23T14:09:11","modified_gmt":"2026-09-23T14:09:11","slug":"how-to-choose-dc-circuit-breaker-mcb-vs-mccb","status":"publish","type":"post","link":"https:\/\/ritoks.com\/sv\/how-to-choose-dc-circuit-breaker-mcb-vs-mccb\/","title":{"rendered":"Hur man v\u00e4ljer en likstr\u00f6msbrytare: MCB kontra MCCB"},"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-154c5234 wp-block-group-is-layout-constrained\" style=\"padding-top:clamp(40px, 5.625vw, 72px);padding-right:24px;padding-bottom:clamp(40px, 5.625vw, 72px);padding-left:24px\">\n<h1 class=\"wp-block-heading\">Hur man v\u00e4ljer en likstr\u00f6msbrytare: MCB kontra MCCB<\/h1>\n\n\n\n<figure data-spectra-id=\"spectra-397db355-037e-4977-bf75-da9055ad7552\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment.jpg\" alt=\"DC-str\u00f6mbrytare av typen MCB och MCCB i en elektrisk DC-milj\u00f6 f\u00f6r solenergi och industriellt bruk\" class=\"wp-image-672\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Typiska DC-MCB- och DC-MCCB-modeller som anv\u00e4nds vid utv\u00e4rdering av olika alternativ f\u00f6r likstr\u00f6msbrytare.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Att v\u00e4lja mellan en miniatyrbrytare (MCB) f\u00f6r likstr\u00f6m och en kapslad brytare (MCCB) f\u00f6r likstr\u00f6m \u00e4r inte s\u00e5 enkelt som att bara klassificera MCB:er som \u201csm\u00e5 str\u00f6mmar\u201d och MCCB:er som \u201cstora str\u00f6mmar\u201d.\u201d<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-layout-constrained wp-container-core-group-is-layout-4f00fe7e wp-block-group-is-layout-constrained\" style=\"padding-top:64px;padding-right:24px;padding-bottom:64px;padding-left:24px\">\n\n\n<p class=\"wp-block-paragraph\">Den genv\u00e4gen kan vara vilseledande.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aktuell <a href=\"https:\/\/ritoks.com\/sv\/product-category\/dc-power-protection\/\">RITOKS DC-str\u00f6mskydd<\/a> Produktfamiljerna visar redan varf\u00f6r. Bland de publicerade DC-brytarna f\u00f6r DIN-skena finns modeller i intervallet 6\u201363 A samt en h\u00f6gstr\u00f6msserie p\u00e5 63\u2013250 A, medan den nuvarande serien av DC-brytare i gjuten kapsling omfattar ramstorlekarna 125 A och 250 A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Med andra ord \u00e4r str\u00f6momr\u00e5det i sig inte tillr\u00e4ckligt f\u00f6r att p\u00e5 ett tillf\u00f6rlitligt s\u00e4tt skilja en MCB fr\u00e5n en MCCB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vid ett mer praktiskt urval av likstr\u00f6msbrytare b\u00f6r man beakta f\u00f6ljande:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Likstr\u00f6mssystemets sp\u00e4nning<\/li>\n\n\n<li>driftsstr\u00f6m<\/li>\n\n\n<li>antalet poler som kr\u00e4vs<\/li>\n\n\n<li>monteringsformat<\/li>\n\n\n<li>tillg\u00e4nglig produktkonfiguration<\/li>\n\n\n<li>applikationskontext<\/li>\n\n\n<li>de bekr\u00e4ftade uppgifterna om den exakta brytarmodellen<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">I den h\u00e4r guiden f\u00f6rklaras hur man j\u00e4mf\u00f6r olika DC-MCB- och MCCB-alternativ utan att utg\u00e5 fr\u00e5n ett generellt str\u00f6mtr\u00f6skelv\u00e4rde.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"in-this-guide\">I den h\u00e4r guiden<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#quick-answer\">Kort svar: MCB eller MCCB?<\/a><\/li>\n\n\n<li><a href=\"#what-is-a-dc-mcb\">Vad \u00e4r en DC-MCB?<\/a><\/li>\n\n\n<li><a href=\"#what-is-a-dc-mccb\">Vad \u00e4r en DC-MCCB?<\/a><\/li>\n\n\n<li><a href=\"#why-current-alone-is-not-enough\">Varf\u00f6r str\u00f6m ensamt inte r\u00e4cker<\/a><\/li>\n\n\n<li><a href=\"#selection-process\">En praktisk urvalsprocess<\/a><\/li>\n\n\n<li><a href=\"#common-mistakes\">Vanliga misstag vid urval<\/a><\/li>\n\n\n<li><a href=\"#frequently-asked-questions\">Vanliga fr\u00e5gor<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"quick-answer\">Kort svar: MCB eller MCCB?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">I tabellen nedan sammanfattas den aktuella positioneringen av RITOKS-produktfamiljen.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Urvalsfaktor<\/th><th>DC-str\u00f6mbrytare<\/th><th>DC-MCCB<\/th><\/tr><\/thead><tbody><tr><td>Nuvarande RITOKS-monteringsformat<\/td><td>35 mm DIN-skena<\/td><td>Panel \/ fast montering<\/td><\/tr><tr><td>Aktuella RITOKS-stolpalternativ<\/td><td>1P \/ 2P beroende p\u00e5 modell<\/td><td>2P i den nuvarande publicerade familjen<\/td><\/tr><tr><td>Publicerade aktuella exempel<\/td><td>Serierna 6\u201363A och 63\u2013250A<\/td><td>125A\/250A-ramar<\/td><\/tr><tr><td>Exempel p\u00e5 publicerade sp\u00e4nningar<\/td><td>Produktserierna 12\u2013125 V, 500 V och 500\u20131000 V likstr\u00f6m<\/td><td>500 V \/ 1 000 V-varianter<\/td><\/tr><tr><td>Huvudsaklig urvalsmetod<\/td><td>Uppfyll de exakta kraven p\u00e5 el och installation<\/td><td>Uppfyll de exakta kraven p\u00e5 el och installation<\/td><\/tr><tr><td>Kan enbart str\u00f6mstyrkan avg\u00f6ra valet?<\/td><td>Nej<\/td><td>Nej<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Detta \u00e4r en j\u00e4mf\u00f6relse mellan olika produktfamiljer, inte en allm\u00e4ngiltig teknisk regel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">F\u00f6r tillg\u00e4ngliga kommersiella alternativ, se RITOKS <a href=\"https:\/\/ritoks.com\/sv\/product-category\/dc-power-protection\/dc-circuit-breakers\/\">DC-brytare<\/a> kategori.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-58ebeee1-b010-4e21-bed1-152ca7c2bac1\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison.jpg\" alt=\"Exempel p\u00e5 produktfamiljer av likstr\u00f6msbrytare p\u00e5 ett arbetsbord f\u00f6r solcellsinstallationer\" class=\"wp-image-677\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">En representativ \u00f6versikt \u00f6ver tillg\u00e4ngliga produktserier av likstr\u00f6msbrytare, som endast anv\u00e4nds som visuellt hj\u00e4lpmedel vid valet.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-dc-mcb\">Vad \u00e4r en DC-MCB?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">En miniatyrbrytare (MCB) f\u00f6r likstr\u00f6m \u00e4r en kompakt str\u00f6mskyddsanordning som vanligtvis levereras i utf\u00f6rande f\u00f6r montering p\u00e5 DIN-skena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RITOKS nuvarande sortiment av DC-str\u00f6mavbrytare (MCB) omfattar flera olika produktserier snarare \u00e4n ett enda effektomr\u00e5de.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Till exempel:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/ritoks.com\/sv\/products\/2p-dc-miniature-circuit-breaker-500-1000v-6-63a\/\">RTS-DC63-1000<\/a> \u2014 2P, 500\u20131000 V likstr\u00f6m, 6\u201363 A, 35 mm DIN-skena<\/li>\n\n\n<li>RTS-DC63-500 \u2014 2-polig, 500 V DC, 6\u201363 A, 35 mm DIN-skena<\/li>\n\n\n<li><a href=\"https:\/\/ritoks.com\/sv\/products\/high-current-dc-miniature-circuit-breaker-12-125v-63-250a\/\">RTS-DC250-125<\/a> \u2014 1P\/2P, 12\u2013125 V DC, 63\u2013250 A, 35 mm DIN-skena<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Dessa exempel illustrerar en viktig urvalsprincip:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u201cMCB\u201d avser en produktkonstruktion och en produktfamilj; begreppet b\u00f6r inte reduceras till en enda str\u00f6mgr\u00e4ns.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Den tillg\u00e4ngliga modellen m\u00e5ste fortfarande j\u00e4mf\u00f6ras med det faktiska likstr\u00f6mssystemet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">F\u00f6r fler alternativ, se <a href=\"https:\/\/ritoks.com\/sv\/product-category\/dc-power-protection\/dc-circuit-breakers\/dc-miniature-circuit-breakers\/\">DC-miniatyrbrytare<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-dc-mccb\">Vad \u00e4r en DC-MCCB?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">En formgjuten str\u00f6mbrytare (MCCB) f\u00f6r likstr\u00f6m har en formgjuten konstruktion och installeras vanligtvis p\u00e5 ett annat s\u00e4tt \u00e4n en miniatyrstr\u00f6mbrytare f\u00f6r DIN-skena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Den RITOKS MCCB-serie som f\u00f6r n\u00e4rvarande finns p\u00e5 marknaden \u00e4r:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/sv\/products\/2p-dc-molded-case-circuit-breaker-500-1000v-125-250a\/\"><strong>RTS-DCM250-1000<\/strong><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bland de bekr\u00e4ftade och publicerade egenskaperna ing\u00e5r:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2P-konfiguration<\/li>\n\n\n<li>500 V \/ 1 000 V DC-varianter<\/li>\n\n\n<li>125A\/250A-ramar<\/li>\n\n\n<li>panel \/ fast montering<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Detta inneb\u00e4r att installationsformatet skiljer sig fr\u00e5n de nuvarande RITOKS-serierna med jordningsskydd f\u00f6r DIN-skena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Det nuvarande sortimentet \u00f6verlappar dock med RTS-DC250-125 MCB-serien. Det \u00e4r d\u00e4rf\u00f6r det r\u00e4cker att helt enkelt fr\u00e5ga:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u201cLigger str\u00f6mmen \u00f6ver ett visst v\u00e4rde?\u201d<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">r\u00e4cker inte f\u00f6r att v\u00e4lja mellan MCB och MCCB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">F\u00f6r den aktuella serien med formgjutna h\u00f6ljen, se <a href=\"https:\/\/ritoks.com\/sv\/product-category\/dc-power-protection\/dc-circuit-breakers\/dc-molded-case-circuit-breakers\/\">DC-brytare med gjuten h\u00f6lje<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"why-current-alone-is-not-enough\">MCB kontra MCCB: Varf\u00f6r str\u00f6mstyrkan i sig inte r\u00e4cker<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ett vanligt val \u00e4r att utg\u00e5 fr\u00e5n att MCB-brytare alltid anv\u00e4nds vid str\u00f6mv\u00e4rden under en viss gr\u00e4ns och MCCB-brytare vid str\u00f6mv\u00e4rden \u00f6ver den gr\u00e4nsen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RITOKS nuvarande produktsortiment visar varf\u00f6r den h\u00e4r metoden \u00e4r op\u00e5litlig.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MCB-modellen RTS-DC250-125 ing\u00e5r i en serie f\u00f6r 35 mm DIN-skena med angivna str\u00f6mv\u00e4rden fr\u00e5n 63 A till 250 A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MCCB-modellen RTS-DCM250-1000 finns i ramstorlekarna 125 A och 250 A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dessa intervall \u00f6verlappar varandra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00e4rf\u00f6r:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Att kravet \u00e4r 125 A eller 250 A inneb\u00e4r inte automatiskt att man vet om r\u00e4tt produkttyp \u00e4r en MCB eller en MCCB.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Beslutet m\u00e5ste ist\u00e4llet ta h\u00e4nsyn till hela systemet och installationskraven.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-22d422f8-97a5-428a-be6b-3a1cbbf9a1f1\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison.jpg\" alt=\"J\u00e4mf\u00f6relse mellan DC-MCB f\u00f6r DIN-skena och DC-MCCB i kapsling i ett solcellsdrivet DC-f\u00f6rdelningssk\u00e5p\" class=\"wp-image-676\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Illustrativ j\u00e4mf\u00f6relse mellan installationsformer f\u00f6r DC-MCB f\u00f6r DIN-skena och DC-MCCB i gjuten kapsling i en likstr\u00f6msf\u00f6rdelningssk\u00e5p.<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">1. B\u00f6rja med likstr\u00f6mssystemets sp\u00e4nning<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Den f\u00f6rsta fr\u00e5gan borde vara:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vilken liksp\u00e4nning m\u00e5ste brytaren klara?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De nuvarande RITOKS-serierna av jordfelsbrytare t\u00e4cker mycket olika sp\u00e4nningsomr\u00e5den.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Till exempel:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>en serie \u00e4r avsedd f\u00f6r 12\u2013125 V likstr\u00f6m<\/li>\n\n\n<li>en annan f\u00f6r 500 V likstr\u00f6m<\/li>\n\n\n<li>en annan f\u00f6r 500\u20131 000 V likstr\u00f6m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Den nuvarande MCCB-serien omfattar \u00e4ven varianter f\u00f6r 500 V och 1 000 V likstr\u00f6m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Detta inneb\u00e4r att tv\u00e5 brytare med liknande m\u00e4rkstr\u00f6m \u00e4nd\u00e5 kan anv\u00e4ndas i till\u00e4mpningar med mycket olika systemsp\u00e4nningar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e4lj inte en brytare enbart utifr\u00e5n str\u00f6mv\u00e4rdet och utg\u00e5 sedan fr\u00e5n att sp\u00e4nningskravet ocks\u00e5 kommer att uppfyllas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Den exakta modellen och konfigurationen m\u00e5ste kontrolleras.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Kontrollera den erforderliga driftsstr\u00f6mmen<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00f6mstyrkan \u00e4r fortfarande en viktig urvalsfaktor, men den utg\u00f6r bara en del av beslutet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Till exempel omfattar de nuvarande RITOKS MCB-serierna f\u00f6ljande:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Alternativ 6\u201363A<\/li>\n\n\n<li>Alternativ f\u00f6r 63\u2013250 A<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">medan den nuvarande MCCB-serien omfattar:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>125A-ram<\/li>\n\n\n<li>250A-ram<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00d6verlappningen inneb\u00e4r att det aktuella v\u00e4rdet begr\u00e4nsar urvalet av m\u00f6jliga produkter, men avg\u00f6r inte i sig sj\u00e4lv brytarens konstruktion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Det r\u00e4tta valet b\u00f6r alltid baseras p\u00e5 den exakta modelldokumentationen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Kontrollera antalet poler<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Stolpens utformning kan ocks\u00e5 p\u00e5verka vilken produktfamilj som \u00e4r l\u00e4mplig.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bland de RITOKS-exempel som hittills har publicerats finns f\u00f6ljande:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2P MCB-serier<\/li>\n\n\n<li>en serie 1P\/2P-ministr\u00f6msbrytare f\u00f6r l\u00e5gsp\u00e4nning och h\u00f6g str\u00f6m<\/li>\n\n\n<li>en serie 2P MCCB-brytare<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Det erforderliga antalet poler b\u00f6r d\u00e4rf\u00f6r fastst\u00e4llas innan man v\u00e4ljer en modell.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Man ska inte utg\u00e5 fr\u00e5n att alla serier av MCB- eller MCCB-brytare finns i samma polkonfiguration.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. T\u00e4nk p\u00e5 monteringss\u00e4ttet<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Detta \u00e4r en av de tydligaste praktiska skillnaderna i det nuvarande RITOKS-sortimentet.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Aktuella serier av likstr\u00f6ms-MCB:er<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">I de publicerade MCB-exemplen anv\u00e4nds:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Montering p\u00e5 35 mm DIN-skena<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Detta format f\u00f6rknippas vanligtvis med kompakt, modul\u00e4r installation inuti l\u00e4mpliga elsk\u00e5p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Aktuell serie av likstr\u00f6ms-MCCB:er<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">I det publicerade MCCB-exemplet anv\u00e4nds:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>panel \/ fast montering<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Det inneb\u00e4r ett helt annat installationsformat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e4r ett projekt allts\u00e5 redan anger:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Modul\u00e4r utrustning f\u00f6r DIN-skena<\/li>\n\n\n<li>panelmonterad utrustning i formgjutna h\u00f6ljen<\/li>\n\n\n<li>en viss utformning av inh\u00e4gnaden<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Kraven p\u00e5 den fysiska monteringen kan omedelbart begr\u00e4nsa urvalet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Detta \u00e4r ofta mer anv\u00e4ndbart \u00e4n att f\u00f6rs\u00f6ka fastst\u00e4lla en allm\u00e4n gr\u00e4ns f\u00f6r str\u00f6mf\u00f6rdelningen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. J\u00e4mf\u00f6r den exakta produktkonfigurationen<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMCB\u201d och \u201cMCCB\u201d \u00e4r produktgrupper.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De beskriver inte alla egenskaper hos en viss brytare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Innan du best\u00e4ller b\u00f6r du kontrollera den exakta modellen och den g\u00e4llande konfigurationen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Granskningen av ink\u00f6psprocessen b\u00f6r \u00e5tminstone omfatta f\u00f6ljande:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Liksp\u00e4nning<\/li>\n\n\n<li>nuvarande krav<\/li>\n\n\n<li>polkonfiguration<\/li>\n\n\n<li>monteringsmetod<\/li>\n\n\n<li>exakt produktmodell<\/li>\n\n\n<li>applikationskontext<\/li>\n\n\n<li>eventuella andra dokumenterade egenskaper som kr\u00e4vs<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Om en parameter inte bekr\u00e4ftas i modelldokumentationen b\u00f6r den inte antas utifr\u00e5n en annan brytare i samma \u00f6vergripande kategori.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"mcb-vs-mccb-at-a-glance\">DC MCB j\u00e4mf\u00f6rt med MCCB \u2013 en \u00f6versikt<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Fr\u00e5ga<\/th><th>\u00d6verv\u00e4ganden kring MCB<\/th><th>\u00d6verv\u00e4ganden kring MCCB<\/th><\/tr><\/thead><tbody><tr><td>Beh\u00f6ver jag montera den p\u00e5 en DIN-skena?<\/td><td>De nuvarande RITOKS-serierna med jordfelbrytare anv\u00e4nder 35 mm DIN-skena<\/td><td>De MCCB-modeller som f\u00f6r n\u00e4rvarande finns p\u00e5 marknaden \u00e4r avsedda f\u00f6r panel- eller fast montering<\/td><\/tr><tr><td>Beh\u00f6ver jag 1P?<\/td><td>Finns i den nuvarande RTS-DC250-125-serien<\/td><td>Den nuvarande publicerade MCCB-serien \u00e4r 2P<\/td><\/tr><tr><td>\u00c4r str\u00f6mmen h\u00f6gre \u00e4n 63 A?<\/td><td>Den nuvarande RITOKS-serien av jordfelsbrytare str\u00e4cker sig upp till 250 A<\/td><td>Den nuvarande MCCB-serien omfattar \u00e4ven 125 A\/250 A<\/td><\/tr><tr><td>Beh\u00f6ver jag 500 V eller 1 000 V likstr\u00f6m?<\/td><td>Finns i utvalda MCB-serier<\/td><td>Finns i den aktuella MCCB-serien<\/td><\/tr><tr><td>Kan jag v\u00e4lja enbart utifr\u00e5n str\u00f6mstyrkan?<\/td><td>Nej<\/td><td>Nej<\/td><\/tr><tr><td>B\u00f6r jag kontrollera vilken modell det \u00e4r exakt?<\/td><td>Ja<\/td><td>Ja<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Det viktiga att ta med sig \u00e4r inte att en viss typ av brytare \u00e4r \u201cb\u00e4ttre\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Den viktiga fr\u00e5gan \u00e4r:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Vilken konstruktion och vilken exakt modell uppfyller de elektriska kraven och installationskraven f\u00f6r detta likstr\u00f6mssystem?<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Exempel 1: Kompakt likstr\u00f6msskydd f\u00f6r DIN-skena<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Anta att ett projekt kr\u00e4ver:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>en str\u00f6mbrytare f\u00f6r DIN-skena<\/li>\n\n\n<li>en fastst\u00e4lld liksp\u00e4nning<\/li>\n\n\n<li>ett aktuellt behov inom det tillg\u00e4ngliga modellutbudet<\/li>\n\n\n<li>en st\u00f6djande stolpkonfiguration<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">I s\u00e5 fall kan de nuvarande serierna av likstr\u00f6ms-MCB:er vara den f\u00f6rsta produktgruppen att unders\u00f6ka, eftersom de publicerade exemplen p\u00e5 RITOKS-MCB:er anv\u00e4nder 35 mm DIN-skena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RTS-DC63-1000-serien erbjuder till exempel:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2P<\/li>\n\n\n<li>500\u20131000 V likstr\u00f6m<\/li>\n\n\n<li>6\u201363A<\/li>\n\n\n<li>35 mm DIN-skena<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Detta inneb\u00e4r inte att den automatiskt \u00e4r l\u00e4mplig f\u00f6r alla system som uppfyller dessa riktv\u00e4rden. Den exakta anv\u00e4ndningen och produktdokumentationen m\u00e5ste fortfarande bekr\u00e4ftas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Exempel 2: Krav p\u00e5 DIN-skena f\u00f6r h\u00f6ga str\u00f6mstyrkor<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ett h\u00f6gre str\u00f6mbehov inneb\u00e4r inte automatiskt att man m\u00e5ste anv\u00e4nda en MCCB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RTS-DC250-125 \u00e4r en publicerad serie med likstr\u00f6ms-MCB:er som har f\u00f6ljande egenskaper:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1P \/ 2P<\/li>\n\n\n<li>12\u2013125 V likstr\u00f6m<\/li>\n\n\n<li>63\u2013250 A<\/li>\n\n\n<li>35 mm DIN-skena<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Detta \u00e4r ett viktigt exempel eftersom det direkt motbevisar uppfattningen att alla likstr\u00f6msapplikationer med h\u00f6g str\u00f6m automatiskt m\u00e5ste \u00f6verg\u00e5 till en brytare i gjuten kapsling.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Systemsp\u00e4nningen och installationsformatet spelar fortfarande roll.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Exempel 3: Krav p\u00e5 formgjutna kapslar f\u00f6r panelmontering<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Om projektet kr\u00e4ver en brytare med gjuten h\u00f6lje i form av en panel eller fastmonterad enhet, \u00e4r RTS-DCM250-1000-serien ett l\u00e4mpligt alternativ.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Den publicerade konfigurationen omfattar:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2P<\/li>\n\n\n<li>500 V \/ 1 000 V-varianter<\/li>\n\n\n<li>125A\/250A-ramar<\/li>\n\n\n<li>panel \/ fast montering<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c5terigen b\u00f6r det slutgiltiga beslutet baseras p\u00e5 den exakta valda varianten och bekr\u00e4ftade produktuppgifter, snarare \u00e4n enbart p\u00e5 familjenamnet.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-2706e12e-2cd4-4e72-93ac-659308061cf3\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context.jpg\" alt=\"Anv\u00e4ndningsomr\u00e5den f\u00f6r likstr\u00f6msbrytare inom solcellsanl\u00e4ggningar med batterilagring och industriella likstr\u00f6msdistributionssystem\" class=\"wp-image-674\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Illustrativa likstr\u00f6msmilj\u00f6er som visar till\u00e4mpningar inom solcellsanl\u00e4ggningar, batterilagring och industriell likstr\u00f6msdistribution.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"selection-process\">En praktisk metod f\u00f6r val av likstr\u00f6msbrytare<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ett mer v\u00e4lgrundat urvalsf\u00f6rfarande ser ut s\u00e5 h\u00e4r:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Steg 1 \u2013 Best\u00e4m liksp\u00e4nningen<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kontrollera den faktiska systemsp\u00e4nningen innan du j\u00e4mf\u00f6r olika modeller.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Steg 2 \u2013 Best\u00e4m driftsstr\u00f6mmen<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Anv\u00e4nd den \u00f6nskade str\u00f6mstyrkan f\u00f6r att begr\u00e4nsa urvalet av tillg\u00e4ngliga produktfamiljer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Steg 3 \u2013 Fastst\u00e4ll kraven p\u00e5 stolparna<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fastst\u00e4ll om kretsen kr\u00e4ver en konfiguration som f\u00f6r n\u00e4rvarande finns tillg\u00e4nglig inom den valda produktfamiljen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Steg 4 \u2013 Best\u00e4m monteringsformatet<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fr\u00e5ga om installationen \u00e4r utformad utifr\u00e5n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>35 mm DIN-skena<\/li>\n\n\n<li>panel \/ fast montering<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Steg 5 \u2013 J\u00e4mf\u00f6r kandidatmodellerna<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">J\u00e4mf\u00f6r endast produkter vars angivna sp\u00e4nning, str\u00f6m, polkonfiguration och monteringskonfiguration \u00f6verensst\u00e4mmer med projektets krav.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Steg 6 \u2013 Kontrollera att dokumentationen st\u00e4mmer<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u00d6verf\u00f6r inte en modells elektriska egenskaper, tillbeh\u00f6r eller prestandauppgifter till en annan modell.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-8160c3d3-1d98-4f30-a62c-ef21b9f1bb44\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow.jpg\" alt=\"Valschema f\u00f6r likstr\u00f6msbrytare baserat p\u00e5 sp\u00e4nning, str\u00f6m, polantal, monteringss\u00e4tt och verifiering av exakt modell\" class=\"wp-image-673\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">Ett praktiskt urvalsfl\u00f6de f\u00f6r likstr\u00f6msbrytare baserat p\u00e5 sp\u00e4nning, str\u00f6m, polantal, monteringss\u00e4tt och verifiering av den exakta modellen.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"common-mistakes\">Vanliga misstag vid val av MCB respektive MCCB<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Anv\u00e4ndning av ett fast str\u00f6mtr\u00f6skelv\u00e4rde<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Det h\u00e4r \u00e4r det viktigaste misstaget man m\u00e5ste undvika.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Det nuvarande RITOKS-sortimentet inneh\u00e5ller redan MCB- och MCCB-produkter med \u00f6verlappande str\u00f6mv\u00e4rden.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Bortse fr\u00e5n liksp\u00e4nningen<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">En brytare som uppfyller str\u00f6mkraven kan \u00e4nd\u00e5 tillh\u00f6ra fel sp\u00e4nningsklass.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Att bortse fr\u00e5n monteringsformatet<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">En MCB f\u00f6r DIN-skena och en MCCB f\u00f6r panelmontering kr\u00e4ver olika fysiska installationsmetoder.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Om man antar att alla familjer har samma stolpar<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">De aktuella konfigurationerna varierar beroende p\u00e5 produktfamilj.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Antagande om obekr\u00e4ftad brytkapacitet<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Uppgifter om brytkapacitet m\u00e5ste vara knutna till den exakta, bekr\u00e4ftade modellen eller varianten. De b\u00f6r inte generaliseras till hela MCB- och MCCB-serierna.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Antagande om resefunktioner eller tillbeh\u00f6r<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">R\u00e4kna inte med justerbara utl\u00f6sningsv\u00e4rden, utl\u00f6sningskurvor, shunt-utl\u00f6sningsfunktioner eller tillbeh\u00f6r, s\u00e5vida inte dessa uttryckligen har bekr\u00e4ftats f\u00f6r just den brytare som ska anskaffas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Att v\u00e4lja enbart utifr\u00e5n utseendet<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">En brytares utseende avg\u00f6r inte om den \u00e4r l\u00e4mplig f\u00f6r en viss likstr\u00f6mskrets.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">MCB:s och MCCB:s roll inom likstr\u00f6msskyddet<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Str\u00f6mavbrytare utg\u00f6r endast en del av ett mer omfattande likstr\u00f6msskyddssystem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Beroende p\u00e5 systemets utformning kan andra funktioner omfatta:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/ritoks.com\/sv\/dc-fuse-vs-dc-circuit-breaker\/\">s\u00e4kringsskydd<\/a><\/li>\n\n\n<li>manuell isolering<\/li>\n\n\n<li>\u00f6versp\u00e4nningsskydd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">F\u00f6r en \u00f6versikt \u00f6ver hur dessa funktioner skiljer sig \u00e5t, se:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/sv\/dc-protection-devices-explained\/\"><strong>F\u00f6rklaring av likstr\u00f6msskyddsanordningar: str\u00f6mbrytare, s\u00e4kringar, isolatorer och \u00f6versp\u00e4nningsskydd (SPD)<\/strong><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I den h\u00e4r guiden f\u00f6rklaras varf\u00f6r en brytare, en s\u00e4kring, en isolator och en \u00f6versp\u00e4nningsavledare inte automatiskt b\u00f6r betraktas som utbytbara enheter.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\">Vanliga fr\u00e5gor<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Anv\u00e4nds en MCCB alltid f\u00f6r h\u00f6gre str\u00f6mstyrka \u00e4n en MCB?<\/summary>\n<p class=\"wp-block-paragraph\">Nej. Det nuvarande RITOKS-sortimentet omfattar en serie DC-str\u00f6mbrytare f\u00f6r DIN-skena med m\u00e4rkstr\u00f6m fr\u00e5n 63 A till 250 A samt en serie DC-kombinerade str\u00f6mbrytare med ramstorlekarna 125 A och 250 A. Deras str\u00f6momr\u00e5den \u00f6verlappar varandra, s\u00e5 str\u00f6mmen i sig \u00e4r inte avg\u00f6rande f\u00f6r valet.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Vad \u00e4r den tydligaste skillnaden mellan de nuvarande RITOKS MCB- och MCCB-serierna?<\/summary>\n<p class=\"wp-block-paragraph\">Den tydligaste bekr\u00e4ftade skillnaden g\u00e4ller monteringss\u00e4ttet. De nuvarande RITOKS MCB-modellerna anv\u00e4nder 35 mm DIN-skena, medan den publicerade MCCB-serien anv\u00e4nder panelmontering eller fast montering.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Kan jag v\u00e4lja mellan MCB och MCCB enbart utifr\u00e5n sp\u00e4nningen?<\/summary>\n<p class=\"wp-block-paragraph\">Nej. Sp\u00e4nningen \u00e4r en av flera valfaktorer. Man b\u00f6r \u00e4ven kontrollera str\u00f6mstyrka, polantal, monteringss\u00e4tt, den exakta modellkonfigurationen och anv\u00e4ndningskraven.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Kr\u00e4ver en 250 A likstr\u00f6mskrets automatiskt en MCCB?<\/summary>\n<p class=\"wp-block-paragraph\">Inte automatiskt. RITOKS tillverkar f\u00f6r n\u00e4rvarande en serie likstr\u00f6msbrytare (DC MCB) som g\u00e5r upp till 250 A samt en serie kortslutningsbrytare (MCCB) med en ramstorlek p\u00e5 250 A. Det r\u00e4tta valet beror p\u00e5 de fullst\u00e4ndiga kraven p\u00e5 elinstallation och montering.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u00c4r alla likstr\u00f6ms-MCB:er l\u00e4mpliga f\u00f6r samma anv\u00e4ndningsomr\u00e5den?<\/summary>\n<p class=\"wp-block-paragraph\">Nej. De MCB-serier som f\u00f6r n\u00e4rvarande finns p\u00e5 marknaden har olika sp\u00e4nnings-, str\u00f6m- och polkonfigurationer. L\u00e4mpligheten b\u00f6r kontrolleras f\u00f6r den exakta modellen.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>B\u00f6r brytkapaciteten j\u00e4mf\u00f6ras vid val av brytare?<\/summary>\n<p class=\"wp-block-paragraph\">Det kan vara en viktig produktegenskap, men v\u00e4rdet m\u00e5ste baseras p\u00e5 bekr\u00e4ftad dokumentation f\u00f6r just den modellen eller varianten. Till\u00e4mpa inte v\u00e4rdet f\u00f6r en enskild produkt p\u00e5 en hel MCB- eller MCCB-serie.<\/p>\n<\/details>\n\n\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-737f6912 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<h2 class=\"wp-block-heading\">Beh\u00f6ver du hj\u00e4lp med att v\u00e4lja en DC-MCB eller MCCB?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RITOKS erbjuder b\u00e5de produktserier med miniatyrbrytare f\u00f6r likstr\u00f6m och likstr\u00f6msbrytare i gjuten kapsling.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vid en ink\u00f6psf\u00f6rfr\u00e5gan, ange f\u00f6ljande:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Likstr\u00f6mssystemets sp\u00e4nning<\/li>\n\n\n<li>driftsstr\u00f6m<\/li>\n\n\n<li>n\u00f6dv\u00e4ndiga stolpar<\/li>\n\n\n<li>f\u00f6redraget monteringsformat<\/li>\n\n\n<li>ans\u00f6kan<\/li>\n\n\n<li>alla n\u00f6dv\u00e4ndiga dokumenterade egenskaper<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">RITOKS kan sedan j\u00e4mf\u00f6ra f\u00f6rfr\u00e5gan med de produktfamiljer som f\u00f6r n\u00e4rvarande finns tillg\u00e4ngliga och bekr\u00e4ftad modellinformation.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\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\/sv\/product-category\/dc-power-protection\/dc-circuit-breakers\/\">Visa DC-brytare \u2192<\/a><\/div>\n\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\/sv\/contact-us\/\">Kontakta RITOKS \u2192 Beg\u00e4r en offert<\/a><\/div>\n<\/div>\n<\/div>\n\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>How to Choose a DC Circuit Breaker: MCB vs MCCB Choosing between a DC miniature circuit breaker (MCB) and a [&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":"disabled","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 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