{"product_id":"mersen-r300878-a065ud73tti1800-fuses","title":"Mersen A065UD73TTI1800 \/ R300878 Protistor Size 73 aR Semiconductor Protection Fuse, 600V AC (IEC) \/ 650V AC (UL), 1800A","description":"\u003cp\u003eThe Mersen A065UD73TTI1800 is a Protistor® Size 73 aR ultra-fast acting square body semiconductor protection fuse-link rated at 1800 A and 600 VAC (IEC) \/ 650 VAC (UL). Featuring 1\/2\"-13 unified coarse threaded terminals (TTI type), it delivers superior current limiting performance with a very low pre-arcing I²t of 2040 kA²s for maximum protection of diodes, thyristors, and IGBT devices. UL\/CSA Recognized (E76491) and IEC 60269-4 compliant, this fuse is designed for inverters, motor drives, and UPS systems operating at 690 V or less.\u003c\/p\u003e\n\n\u003ctable style=\"width:100%; border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 13px; margin-top: 20px; font-family: sans-serif;\"\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eProduct ID (MPN)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eA065UD73TTI1800\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eItem Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eR300878\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eBrand\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eMersen\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eProtistor® Size 73\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eProduct Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eSemiconductor Protection Fuse-Link, Square Body, High-Speed AC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eSpeed \/ Characteristic\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eaR (Ultra-Fast Acting, Current Limiting)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eRated Current (In)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e1800 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eRated Voltage AC — IEC\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e600 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eRated Voltage AC — UL\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e650 V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eRated Breaking Capacity AC\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e200 kA\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003ePre-Arcing I²t\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e2040 kA²s\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eClearing I²t at Rated Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e7150 kA²s\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003ePower Dissipation at In\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e206 W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eTerminal Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eTTI — 1\/2\"-13 Unified Coarse Threaded Terminals (Ø 46 mm boss, Ø 1\/2\" UNC thread)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eBody Size\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e73 (Square Body)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eDimensions (W × H × D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e73 ± 1.4 mm × 107.6 mm × 78.5 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eTerminal Boss Diameter\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eØ 46 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eTerminal Overall Length\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e74 +2\/−0.8 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eAnti-Rotation Holes\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e2× Ø5 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eContact Surface\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eSilver Plated; Non-Magnetic Hardware\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eTrip Indicator\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eLow Voltage Trip-Indicator compatible; Field-Mountable Microswitch optional\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eWeight\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e1.25 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003ePackage Quantity\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003e1\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eUL\/CSA Certification\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eUL\/CSA Recognized — E76491 ✓\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eStandards\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eIEC 60269-4; VDE 636-23 (aR Class); CCC GB 13539.4 (Asia); CE Marking (≤1000 VAC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eApplications\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eProtection of Inverters, Motor Drives, UPS Systems; Diodes, Thyristors, IGBT Devices; ≤690 V Equipment\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eDatasheet Reference\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eDS-PFC67AB73-17-1224_EN\u003c\/td\u003e\n    \u003c\/tr\u003e\n\u003c\/table\u003e\n","brand":"Mersen","offers":[{"title":"Default Title","offer_id":48195038544151,"sku":null,"price":600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/A065UD73TTI1800.png?v=1772102563","url":"https:\/\/www.apexonsupply.com\/products\/mersen-r300878-a065ud73tti1800-fuses","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}