{"product_id":"sinofuse-rs309-md-evd150a-500vdc-fuses-3-pieces","title":"SINOFUSE RS309-MD-EVD-150A High-Speed Fuse, 150A 500VDC, Bolted-Blade EV\/HEV Protection - Pack of 3","description":"\u003cp\u003eThe SINOFUSE RS309-MD-EVD-150A is a professional-grade high-speed fuse engineered by Xi'an Sinofuse Electric Co., Ltd. specifically for the rigorous demands of Electric Vehicle (EV) and Hybrid Electric Vehicle (HEV) systems. Rated at 150A and 500VDC, this fuse provides essential protection for high-voltage DC circuits, ensuring the safety of critical power electronics against short-circuit events and overcurrent faults.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDesign and Reliability\u003c\/strong\u003e Built with a high-strength ceramic housing and high-purity silver melting elements, the RS309-MD-EVD series offers exceptional arc-quenching capabilities and low power dissipation. The \"EVD\" designation represents a specialized bolted-blade mounting configuration, optimized for superior vibration resistance and mechanical stability within automotive environments. This design ensures low contact resistance and long-term reliability even under frequent thermal cycling and mechanical stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Technical Advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-Acting Performance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures aR utilization characteristics designed to limit let-through energy (\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"3.065ex\" height=\"1.912ex\" role=\"img\" viewbox=\"0 -833.9 1354.8 844.9\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" class=\"ant-dropdown-trigger\"\u003e\u003cdefs\u003e\u003cpath id=\"MJX-1-TEX-I-1D43C\" d=\"M43 1Q26 1 26 10Q26 12 29 24Q34 43 39 45Q42 46 54 46H60Q120 46 136 53Q137 53 138 54Q143 56 149 77T198 273Q210 318 216 344Q286 624 286 626Q284 630 284 631Q274 637 213 637H193Q184 643 189 662Q193 677 195 680T209 683H213Q285 681 359 681Q481 681 487 683H497Q504 676 504 672T501 655T494 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330 420Q330 398 317 385H210L174 240Q135 80 135 68Q135 26 162 26Q197 26 230 60T283 144Q285 150 288 151T303 153H307Q322 153 322 145Q322 142 319 133Q314 117 301 95T267 48T216 6T155 -11Q125 -11 98 4T59 56Q57 64 57 83V101L92 241Q127 382 128 383Q128 385 77 385H26Z\"\u003e\u003c\/path\u003e\u003c\/defs\u003e\u003cg stroke=\"currentColor\" fill=\"currentColor\" stroke-width=\"0\" transform=\"scale(1,-1)\"\u003e\u003cg data-mml-node=\"math\"\u003e\u003cg data-mml-node=\"msup\"\u003e\u003cg data-mml-node=\"mi\"\u003e\u003cuse data-c=\"1D43C\"\u003e\u003c\/use\u003e\u003c\/g\u003e\u003cg data-mml-node=\"mn\" transform=\"translate(590.2,363) scale(0.707)\"\u003e\u003cuse data-c=\"32\"\u003e\u003c\/use\u003e\u003c\/g\u003e\u003c\/g\u003e\u003cg data-mml-node=\"mi\" transform=\"translate(993.8,0)\"\u003e\u003cuse data-c=\"1D461\"\u003e\u003c\/use\u003e\u003c\/g\u003e\u003c\/g\u003e\u003c\/g\u003e\u003c\/svg\u003e), providing rapid isolation to protect sensitive components like power semiconductor modules and battery cells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Breaking Capacity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRated for a high breaking capacity, allowing for the safe interruption of high-energy DC faults common in large-scale battery systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOptimized design for low temperature rise, contributing to the overall efficiency and longevity of the power distribution unit (PDU).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-Board Charging (OBC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProtection for the AC\/DC charging interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Power Systems:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSafeguarding DC\/DC converters, electric air conditioning compressors, and heating modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Management Systems (BMS):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProviding branch circuit protection within the high-voltage battery pack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial DC Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProtection for power conversion equipment and DC motors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompliance and Quality Standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive Standards:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdheres to ISO 8820 and GB\/T 31465 requirements for automotive fuses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Safety:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCompliant with IEC 60269-4 \/ GB 13539.4 standards for semiconductor protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Safety:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRoHS compliant and CE certified.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sinofuse","offers":[{"title":"Default Title","offer_id":48177733665047,"sku":null,"price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/sinofuse-sinofuse-rs309-md-evd150a-500vdc-fuses-3-pieces-1212527488.jpg?v=1766450885","url":"https:\/\/www.apexonsupply.com\/products\/sinofuse-rs309-md-evd150a-500vdc-fuses-3-pieces","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}