{"product_id":"sinofuse-rs309-mf-450a-750v-fuses-2-pieces","title":"Sinofuse RS309-MF-450A RS309-MF High-Speed Square Body Fuse, 750V UL\/700V IEC, 450A, Size 7TA - Pack of 2","description":"\u003cp\u003eOverview: The Sinofuse RS309-MF-450A is a high‑speed square body semiconductor protection fuse for AC\/DC systems up to 700 V (IEC) \/ 750 V (UL). Rated 450 A, it offers very high breaking capacity for fast fault clearing in inverters, rectifiers, DC drives and DC bus protection. This item is sold as a pack of 2 units.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh interrupting capacity: AC 100 kA; DC 50 kA (time constant \u0026lt; 15 ms)\u003c\/li\u003e\n\u003cli\u003eSquare body with slotted blade tags; size code 7TA\u003c\/li\u003e\n\u003cli\u003eBolted mounting with M10 hardware; recommended torque 21 ±1 N·m\u003c\/li\u003e\n\u003cli\u003eComplies with UL248 and IEC60269; RoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated current: 450 A\u003c\/li\u003e\n\u003cli\u003eRated voltage: 700 V AC\/DC (IEC); 750 V (UL)\u003c\/li\u003e\n\u003cli\u003eBreaking capacity: AC 100 kA; DC 50 kA (L\/R \u0026lt; 15 ms)\u003c\/li\u003e\n\u003cli\u003eI²t (A²s): pre‑arcing 45,100; clearing 143,000\u003c\/li\u003e\n\u003cli\u003ePower dissipation at In: 92 W\u003c\/li\u003e\n\u003cli\u003eSize code\/dimensions (7TA, mm): A=129, B=49, C=72, D=89.5, E=109, F=10.5, G=38, H=6\u003c\/li\u003e\n\u003cli\u003eInstallation: Blade ends, M10 bolts (21 ±1 N·m)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eApplications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor protection in inverters\/rectifiers\u003c\/li\u003e\n\u003cli\u003eDC drives and DC common bus\u003c\/li\u003e\n\u003cli\u003eBattery charging and power conversion equipment\u003c\/li\u003e\n\u003cli\u003eIndustrial power electronics requiring fast, high‑capacity fault interruption\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sinofuse","offers":[{"title":"Default Title","offer_id":47820387025175,"sku":null,"price":136.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/sinofuse-sinofuse-rs309-mf-450a-750v-fuses-2-pieces-1212528056.jpg?v=1766673998","url":"https:\/\/www.apexonsupply.com\/products\/sinofuse-rs309-mf-450a-750v-fuses-2-pieces","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}