{"product_id":"cooper-bussmann-ktk-r-3-10-cc-fuse-0-3a-600v","title":"Cooper Bussmann KTK-R-3\/10 Cc Fuse 0.3A 600V","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe COOPER BUSSMANN KTK-R-3\/10 is a Class CC cartridge fast-acting fuse rated at 0.3 amps and 600 volts, with an interrupting rating of 200 kiloamps at AC RMS. Built for general-purpose overcurrent protection, this fuse provides fast response to fault conditions, limiting damage to downstream components and wiring. The cartridge body measures 1.5 inches in length and 10.3 mm in diameter and mounts in a standard Class CC fuse holder. Electricians and controls technicians install this fuse in low-amperage branch circuits, control panels, and instrumentation enclosures where precise, reliable overcurrent protection is required.\u003c\/p\u003e\n\u003cp\u003eThis fuse is suited for residential and commercial control circuit applications where Class CC rejection-type fuses are specified. Its rejection feature prevents substitution with lower-rated or non-CC fuses, maintaining system integrity in fusible disconnect panels and fuse holders designed to the Class CC standard. Typical applications include motor control centers, HVAC control panels, and industrial enclosures requiring UL-listed overcurrent protection at 600 volts or below.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eClass CC rejection-style cartridge body prevents insertion of incorrect fuse classes\u003c\/li\u003e\n  \u003cli\u003eFast-acting fuse timing for rapid fault clearing and downstream component protection\u003c\/li\u003e\n  \u003cli\u003e200 kA interrupting rating at AC RMS for high-fault-current environments\u003c\/li\u003e\n  \u003cli\u003e600-volt rating suitable for single-phase and three-phase control circuits\u003c\/li\u003e\n  \u003cli\u003eUL Listed, CSA Certified, CE Certified, and RoHS Compliant\u003c\/li\u003e\n  \u003cli\u003eMounts in standard Class CC fuse holders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or new-installation fuse for Class CC fuse holders rated for fast-acting cartridge fuses up to 600 volts.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed electrician in accordance with applicable NEC requirements. De-energize and lock out the circuit before removing or installing fuses. Verify the fuse holder is rated for Class CC cartridge fuses and that the circuit amperage and voltage do not exceed the fuse ratings. Do not substitute non-CC or time-delay fuses in holders designed for the Class CC rejection standard.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuse Class\u003c\/strong\u003e: CC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuse Type\u003c\/strong\u003e: General Purpose\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 0.3 amps\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600 volts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupting Rating\u003c\/strong\u003e: 200 kA at AC RMS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuse Timing\u003c\/strong\u003e: Fast-Acting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody Type\u003c\/strong\u003e: Cartridge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 1.5 inches (38.10 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e: 10.30 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMount Type\u003c\/strong\u003e: Fuse Holder\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRejection Setting\u003c\/strong\u003e: Rejecting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.02 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications\u003c\/strong\u003e: UL Listed 248-4 Class CC Guide JDDZ File E4273, CSA C22.2 No. 248.4 File 53787 Class 1422-02, CE Certified, RoHS Compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: COOPER BUSSMANN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: KTK-R-3\/10\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EATON","offers":[{"title":"Default Title","offer_id":51716424925490,"sku":"KTK-R-3\/10","price":163.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/01691c28c51015ff67b83f2601b27792_fe38deaf-64e8-46ff-b898-ec85e817e5c7.jpg?v=1788525931","url":"https:\/\/voomisupply.com\/products\/cooper-bussmann-ktk-r-3-10-cc-fuse-0-3a-600v","provider":"Voomi Supply","version":"1.0","type":"link"}