{"product_id":"sinofuse-rs309-mf-300a-750v-fuses-2-pieces","title":"Sinofuse RS309-MF-300A RS309-MF High-Speed Square Body Fuse, 750V UL\/700V IEC, 300A aR, Size 7TA M10 - Pack of 2","description":"\u003cp\u003eOverview: The Sinofuse RS309-MF-300A is a high-speed square-body semiconductor protection fuse for AC\/DC systems up to 700 V (IEC) \/ 750 V (UL). Rated 300 A, it delivers high interrupting capacity and fast fault clearing for inverters, rectifiers, DC drives, and DC common bus circuits. 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\u003eRated voltage: 700 V (IEC) \/ 750 V (UL)\u003c\/li\u003e\n\u003cli\u003eHigh breaking capacity: AC 100 kA; DC 50 kA (time constant \u0026lt;15 ms)\u003c\/li\u003e\n\u003cli\u003eaR utilization category for semiconductor short-circuit protection\u003c\/li\u003e\n\u003cli\u003eSize code 7TA; M10 bolted mounting (recommended torque 21 ±1 N·m)\u003c\/li\u003e\n\u003cli\u003eI²t values for precise coordination: pre-arc 17,500 A²s; clearing 58,800 A²s\u003c\/li\u003e\n\u003cli\u003ePower dissipation at In: 58 W\u003c\/li\u003e\n\u003cli\u003eCompliance: UL248 and IEC 60269; RoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated current: 300 A\u003c\/li\u003e\n\u003cli\u003eVoltage: 700 V AC\/DC (IEC); 750 V (UL)\u003c\/li\u003e\n\u003cli\u003eInterrupt ratings: AC 100 kA; DC 50 kA (L\/R \u0026lt;15 ms)\u003c\/li\u003e\n\u003cli\u003eBody\/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\u003eTermination: slotted blade tags; M10 hardware (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 and 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 rapid, high-capacity fault interruption\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sinofuse","offers":[{"title":"Default Title","offer_id":47820378374423,"sku":null,"price":90.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/sinofuse-sinofuse-rs309-mf-300a-750v-fuses-2-pieces-1212528063.jpg?v=1766664039","url":"https:\/\/www.apexonsupply.com\/products\/sinofuse-rs309-mf-300a-750v-fuses-2-pieces","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}