{"product_id":"littelfuse-llsrk050id-powr-gard-rk1-time-delay-current-limiting-fuse-50-a-1-1-16-in-x-5-1-2-in-lfullsrk050id","title":"Littelfuse LLSRK050ID POWR-GARD RK1 Time-Delay Current-Limiting Fuse 50 A (1-1\/16 in x 5-1\/2 in) LFULLSRK050ID","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Littelfuse LLSRK050ID is a POWR-GARD Class RK1 current-limiting, time-delay cartridge fuse rated 50 A for 600 VAC and 300 VDC service. It features dual-element construction, an indicating window for blown-fuse identification, and a precision-formed short-circuit element with granular quartz filling. Typical applications include motor protection, transformer circuits, and general industrial circuit protection where reduced nuisance openings and IEC type 2 protection are required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated 50 A; voltage: 600 VAC \/ 300 VDC; interrupting rating: 200 kA @ 600 VAC and 20 kA @ 300 VDC\u003c\/li\u003e\n  \u003cli\u003eDual-element time-delay design with precision-formed short-circuit element, granular quartz fill, plated end caps and elastomeric silicone overload section\u003c\/li\u003e\n  \u003cli\u003eCartridge body 1-1\/16 in diameter x 5-1\/2 in length, ferrule terminals, holder mounting, indicating window for instant blown-fuse ID\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eClass RK1, current-limiting time-delay fuse with indicating window and IEC type 2 motor starter protection\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: LITTELFUSE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: LLSRK050ID\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Mexico\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMPN\u003c\/strong\u003e: LLSRK050ID\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Littelfuse\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: LLSRK\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClass\u003c\/strong\u003e: RK1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Current limiting, Time delay (dual element)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElement\u003c\/strong\u003e: Dual\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e: 50 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating (AC)\u003c\/strong\u003e: 600 VAC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating (DC)\u003c\/strong\u003e: 300 VDC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupting Rating (AC)\u003c\/strong\u003e: 200 kA @ 600 VAC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupting Rating (DC)\u003c\/strong\u003e: 20 kA @ 300 VDC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody Size (Diameter x Length)\u003c\/strong\u003e: 1-1\/16 in x 5-1\/2 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody Type\u003c\/strong\u003e: Cartridge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Ferrule\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: Holder (inline\/holder, fuse block\/clip compatible)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial \/ Construction\u003c\/strong\u003e: Fiberglass reinforced pultruded body; granular quartz filling; plated end caps; precision-formed short-circuit element; elastomeric silicone overload section\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndicating\u003c\/strong\u003e: Yes (patented indicator window)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: Motor protection, transformers, general purpose industrial circuits, safety upgrades\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards \/ Approvals\u003c\/strong\u003e: UL 248-12; CSA; Federal Specification WF-1814; IEC type 2 no-damage protection referenced\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: Mexico\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdditional Features\u003c\/strong\u003e: POWR-PRO performance; precision-formed short-circuit elements; solid-state overload section (no moving parts)\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"LITTELFUSE","offers":[{"title":"Default Title","offer_id":51500310790450,"sku":"LLSRK050ID","price":111.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/314721998.jpg?v=1784683913","url":"https:\/\/voomisupply.com\/products\/littelfuse-llsrk050id-powr-gard-rk1-time-delay-current-limiting-fuse-50-a-1-1-16-in-x-5-1-2-in-lfullsrk050id","provider":"Voomi Supply","version":"1.0","type":"link"}