{"product_id":"littelfuse-ccmr-2-1-2-fuse","title":"Littelfuse CCMR-2-1\/2 Time-Delay Fuse 2.5A 600VAC 300VDC Class CC","description":"\u003cstyle\u003e.nxs-industrial-product-page{--industrial-navy:#082f49;--industrial-blue:#0b4f7c;--industrial-blue-2:#0f6ea8;--industrial-blue-3:#1784c1;--industrial-cyan:#38bdf8;--steel-blue:#dcebf5;--steel-blue-2:#edf6fb;--steel-line:#c9dce9;--surface:#ffffff;--surface-soft:#f7fbfe;--text-main:#173042;--text-muted:#5e7382;--shadow-soft:0 10px 30px rgba(8,47,73,0.08);--shadow-hover:0 16px 36px rgba(8,79,124,0.15);--radius-lg:14px;--radius-md:10px;}.nxs-industrial-product-page,.nxs-industrial-product-page *{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif;}.nxs-industrial-product-page{background-color:#f3f8fb;background-image:linear-gradient(180deg,#eef6fb 0,#f7fafc 320px,#eef3f7 100%),linear-gradient(rgba(15,110,168,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(15,110,168,0.025) 1px,transparent 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(prefers-reduced-motion:reduce){.nxs-industrial-product-page,.nxs-industrial-product-page *,.nxs-industrial-product-page *::before,.nxs-industrial-product-page *::after{transition:none !important;}}\u003c\/style\u003e\u003cdiv class=\"nxs-industrial-product-page\"\u003e\u003cdiv class=\"container\"\u003e\u003cmain\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eLittelfuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eCCMR-2-1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eTime-Delay Fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCCMR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Class\u003c\/td\u003e\n\u003ctd\u003eClass CC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Type\u003c\/td\u003e\n\u003ctd\u003eDual-Element Time-Delay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e2-1\/2 A (2.5 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e600 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e300 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Interrupting Rating\u003c\/td\u003e\n\u003ctd\u003e200 kA RMS Symmetrical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Interrupting Rating\u003c\/td\u003e\n\u003ctd\u003e20 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e10.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e38.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprovals\u003c\/td\u003e\n\u003ctd\u003eUL Listed, CSA Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eRoHS Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003e2.5 A Current Rating\u003c\/h3\u003e\n\u003cp\u003eThe CCMR-2-1\/2 has a documented current rating of 2-1\/2 ampere, equivalent to 2.5 A.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e600 VAC Class CC Fuse\u003c\/h3\u003e\n\u003cp\u003eThe CCMR-2-1\/2 is within the CCMR Class CC range and is rated for AC circuits up to 600 VAC.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e300 VDC Rating\u003c\/h3\u003e\n\u003cp\u003eThe CCMR-2-1\/2 is rated for DC circuits up to 300 VDC with a documented 20 kA DC interrupting rating.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eDual-Element Time-Delay\u003c\/h3\u003e\n\u003cp\u003eThe CCMR series uses dual-element time-delay construction designed to withstand sustained starting currents associated with motors.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e200 kA AC Interrupting Rating\u003c\/h3\u003e\n\u003cp\u003eThe documented AC interrupting rating is 200 kA RMS symmetrical, with Littelfuse also specifying a 300 kA self-certified AC interrupting rating for the series.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eCompact Class CC Dimensions\u003c\/h3\u003e\n\u003cp\u003eThe CCMR-2-1\/2 uses the 0 to 30 A CCMR format measuring approximately 10.3 mm in diameter and 38.1 mm in overall length.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMotor branch circuit protection\u003c\/li\u003e\n\u003cli\u003eSmall motor circuit protection\u003c\/li\u003e\n\u003cli\u003eIndustrial control circuits\u003c\/li\u003e\n\u003cli\u003eMotor control panels\u003c\/li\u003e\n\u003cli\u003eContactor protection\u003c\/li\u003e\n\u003cli\u003eHeating circuits\u003c\/li\u003e\n\u003cli\u003eIndustrial electrical panels\u003c\/li\u003e\n\u003cli\u003eGeneral industrial circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support online purchase of the Littelfuse CCMR-2-1\/2 Time-Delay Fuse. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is Littelfuse CCMR-2-1\/2?\u003c\/strong\u003e\u003cbr\u003eLittelfuse CCMR-2-1\/2 is a CCMR series dual-element time-delay Class CC fuse rated at 2.5 A.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the current rating of CCMR-2-1\/2?\u003c\/strong\u003e\u003cbr\u003eThe documented current rating is 2-1\/2 A, equivalent to 2.5 A.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the AC voltage rating?\u003c\/strong\u003e\u003cbr\u003eThe CCMR-2-1\/2 is rated for operation up to 600 VAC.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the DC voltage rating?\u003c\/strong\u003e\u003cbr\u003eThe CCMR-2-1\/2 is rated for operation up to 300 VDC.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIs CCMR-2-1\/2 a time-delay fuse?\u003c\/strong\u003e\u003cbr\u003eYes. The CCMR series uses dual-element time-delay construction designed for motor and motor branch circuit protection.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat fuse class is CCMR-2-1\/2?\u003c\/strong\u003e\u003cbr\u003eThe CCMR-2-1\/2 is a Class CC fuse under UL 248-4.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the AC interrupting rating?\u003c\/strong\u003e\u003cbr\u003eThe documented AC interrupting rating is 200 kA RMS symmetrical. Littelfuse also specifies a 300 kA self-certified AC interrupting rating for the CCMR series.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat is the DC interrupting rating?\u003c\/strong\u003e\u003cbr\u003eThe documented DC interrupting rating is 20 kA.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat are the dimensions of CCMR-2-1\/2?\u003c\/strong\u003e\u003cbr\u003eThe documented dimensions for the 0 to 30 A CCMR format are approximately 10.3 mm in diameter and 38.1 mm in overall length.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat applications are specified for the CCMR series?\u003c\/strong\u003e\u003cbr\u003eThe CCMR series is specified for motor and motor branch circuit protection and is also used for contactor, heating and general industrial circuit protection.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhich fuseholder families are listed for this CCMR range?\u003c\/strong\u003e\u003cbr\u003eLittelfuse lists L60030C series fuse blocks, LPSC and LFPSC series dead-front fuseholders, and 571 and 572 series panel-mount fuseholders for the applicable CCMR current range.\u003c\/p\u003e\n\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eWhat should be checked before ordering CCMR-2-1\/2?\u003c\/strong\u003e\u003cbr\u003eCheck the complete CCMR-2-1\/2 model designation, 2.5 A current rating, 600 VAC or 300 VDC circuit requirements, Class CC format, interrupting rating, dimensions and fuseholder specifications before purchasing.\u003c\/p\u003e\u003c\/section\u003e\u003c\/main\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"Littelfuse","offers":[{"title":"1PC","offer_id":46804374159439,"sku":"CL5-‌Littlefuse-CCMR-2-1\/2","price":6.19,"currency_code":"USD","in_stock":true},{"title":"10PCS","offer_id":46804374192207,"sku":"CL5-‌Littlefuse-CCMR-2-1\/2*10","price":43.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/CCMR-15.jpg?v=1789631081","url":"https:\/\/yunshuotrade.com\/products\/littelfuse-ccmr-2-1-2-fuse","provider":"yunshuotrade","version":"1.0","type":"link"}