{"product_id":"littelfuse-kllu750-class-l-fuse-750a-600v-time-delay-fuse","title":"Littelfuse KLLU750 Class L Fuse – 750A – 600V Time-Delay Fuse","description":"\u003cp data-start=\"88\" data-end=\"610\"\u003eThe Littelfuse KLLU750 is a 750 Amp Class L time-delay fuse designed for high-capacity industrial and commercial power distribution systems. Part of the KLLU series, this UL Listed fuse provides dependable overload and short-circuit protection while serving as a cost-effective alternative to the POWR-PRO™ KLPC series. Its time-delay characteristics allow temporary motor starting currents and transformer inrush currents to pass without nuisance opening, ensuring reliable operation in demanding electrical applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1judnlb\" data-start=\"617\" data-end=\"638\"\u003eElectrical Rating\u003c\/h3\u003e\n\u003cul data-start=\"639\" data-end=\"780\"\u003e\n\u003cli data-section-id=\"1ve2yip\" data-start=\"639\" data-end=\"667\"\u003eCurrent Rating: 750 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1s2lsbc\" data-start=\"668\" data-end=\"699\"\u003eMaximum AC Voltage: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"3p3ayl\" data-start=\"700\" data-end=\"731\"\u003eMaximum DC Voltage: 300 VDC\u003c\/li\u003e\n\u003cli data-section-id=\"gjiobx\" data-start=\"732\" data-end=\"780\"\u003eInterrupting Rating:\n\u003cul data-start=\"757\" data-end=\"780\"\u003e\n\u003cli data-section-id=\"1263bk\" data-start=\"757\" data-end=\"780\"\u003e200 kA AC @ 600 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"787\" data-end=\"809\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"810\" data-end=\"1027\"\u003e\n\u003cli data-section-id=\"15ezalo\" data-start=\"810\" data-end=\"838\"\u003eManufacturer: Littelfuse\u003c\/li\u003e\n\u003cli data-section-id=\"73d0lq\" data-start=\"839\" data-end=\"866\"\u003eCatalog Number: KLLU750\u003c\/li\u003e\n\u003cli data-section-id=\"1shf2rb\" data-start=\"867\" data-end=\"883\"\u003eSeries: KLLU\u003c\/li\u003e\n\u003cli data-section-id=\"1uncqjf\" data-start=\"884\" data-end=\"907\"\u003eFuse Class: Class L\u003c\/li\u003e\n\u003cli data-section-id=\"113ctc8\" data-start=\"908\" data-end=\"938\"\u003eConstruction Type: Bolt-In\u003c\/li\u003e\n\u003cli data-section-id=\"1383xbz\" data-start=\"939\" data-end=\"974\"\u003eFuse Type: Time-Delay (Slo-Blo)\u003c\/li\u003e\n\u003cli data-section-id=\"fnxc28\" data-start=\"975\" data-end=\"1008\"\u003eFamily: Current-Limiting Fuse\u003c\/li\u003e\n\u003cli data-section-id=\"q4hlgv\" data-start=\"1009\" data-end=\"1027\"\u003eIndicating: No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"krhh0r\" data-start=\"1034\" data-end=\"1064\"\u003eProtection Characteristics\u003c\/h3\u003e\n\u003cul data-start=\"1065\" data-end=\"1567\"\u003e\n\u003cli data-section-id=\"1dkifmp\" data-start=\"1065\" data-end=\"1122\"\u003eMinimum 10-second time delay at 500% of rated current\u003c\/li\u003e\n\u003cli data-section-id=\"7kks75\" data-start=\"1123\" data-end=\"1192\"\u003eAccommodates motor starting currents and transformer inrush loads\u003c\/li\u003e\n\u003cli data-section-id=\"1hm434w\" data-start=\"1193\" data-end=\"1273\"\u003eCurrent-limiting design reduces short-circuit damage to electrical equipment\u003c\/li\u003e\n\u003cli data-section-id=\"ztfbe9\" data-start=\"1274\" data-end=\"1346\"\u003eHigh 200 kA interrupting capacity provides superior fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"1uzzglf\" data-start=\"1347\" data-end=\"1416\"\u003eProtects branch circuit conductors, motors, and control equipment\u003c\/li\u003e\n\u003cli data-section-id=\"7wfktw\" data-start=\"1417\" data-end=\"1500\"\u003eSelective coordination with other Class L and Littelfuse current-limiting fuses\u003c\/li\u003e\n\u003cli data-section-id=\"15py3am\" data-start=\"1501\" data-end=\"1567\"\u003eHelps minimize downtime by isolating only the affected circuit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"xldzoc\" data-start=\"1574\" data-end=\"1599\"\u003eConstruction Features\u003c\/h3\u003e\n\u003cul data-start=\"1600\" data-end=\"1876\"\u003e\n\u003cli data-section-id=\"u16vvj\" data-start=\"1600\" data-end=\"1648\"\u003eHeavy-duty bolt-in Class L fuse construction\u003c\/li\u003e\n\u003cli data-section-id=\"wcjcwv\" data-start=\"1649\" data-end=\"1707\"\u003eUL Listed and compliant with Class L fuse requirements\u003c\/li\u003e\n\u003cli data-section-id=\"1hxvc8l\" data-start=\"1708\" data-end=\"1781\"\u003eIndustrial-grade design for demanding power distribution applications\u003c\/li\u003e\n\u003cli data-section-id=\"turfpy\" data-start=\"1782\" data-end=\"1843\"\u003eCost-effective alternative to POWR-PRO™ KLPC series fuses\u003c\/li\u003e\n\u003cli data-section-id=\"n1bgx2\" data-start=\"1844\" data-end=\"1876\"\u003eNon-indicating configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"565xk3\" data-start=\"1883\" data-end=\"1906\"\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1907\" data-end=\"2346\"\u003e\n\u003cli data-section-id=\"fmwtsp\" data-start=\"1907\" data-end=\"1989\"\u003eCurrent-limiting protection minimizes equipment damage during fault conditions\u003c\/li\u003e\n\u003cli data-section-id=\"tur1rw\" data-start=\"1990\" data-end=\"2049\"\u003eEasily coordinated with other system protective devices\u003c\/li\u003e\n\u003cli data-section-id=\"18s431e\" data-start=\"2050\" data-end=\"2131\"\u003e200 kA AC interrupting rating supports present and future system requirements\u003c\/li\u003e\n\u003cli data-section-id=\"18xd2ir\" data-start=\"2132\" data-end=\"2206\"\u003eTime-current characteristics closely match many circuit breaker curves\u003c\/li\u003e\n\u003cli data-section-id=\"164itxx\" data-start=\"2207\" data-end=\"2295\"\u003eSuitable for a broad range of breaker settings compared to fast-acting Class L fuses\u003c\/li\u003e\n\u003cli data-section-id=\"sxwnoj\" data-start=\"2296\" data-end=\"2346\"\u003eEnhances equipment life and system reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1dp59sz\" data-start=\"2353\" data-end=\"2381\"\u003eMounting \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul data-start=\"2382\" data-end=\"2572\"\u003e\n\u003cli data-section-id=\"hminvj\" data-start=\"2382\" data-end=\"2410\"\u003eMounting Method: Bolt-In\u003c\/li\u003e\n\u003cli data-section-id=\"kq1c21\" data-start=\"2411\" data-end=\"2485\"\u003eCompatible with Class L fuse clips, fuse blocks, and mounting hardware\u003c\/li\u003e\n\u003cli data-section-id=\"11fkr4o\" data-start=\"2486\" data-end=\"2572\"\u003eSuitable for switchboards, switchgear, feeder circuits, and distribution equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2579\" data-end=\"2595\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2596\" data-end=\"2852\"\u003e\n\u003cli data-section-id=\"8xlv6l\" data-start=\"2596\" data-end=\"2623\"\u003eMain service protection\u003c\/li\u003e\n\u003cli data-section-id=\"ur0r8t\" data-start=\"2624\" data-end=\"2653\"\u003eFeeder circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"hcon8e\" data-start=\"2654\" data-end=\"2678\"\u003eLarge motor circuits\u003c\/li\u003e\n\u003cli data-section-id=\"fknz5c\" data-start=\"2679\" data-end=\"2705\"\u003eTransformer protection\u003c\/li\u003e\n\u003cli data-section-id=\"1j39mqk\" data-start=\"2706\" data-end=\"2748\"\u003eIndustrial switchgear and switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"143eonf\" data-start=\"2749\" data-end=\"2805\"\u003eCommercial and industrial power distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"lqiu41\" data-start=\"2806\" data-end=\"2852\"\u003eSelectively coordinated electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"2859\" data-end=\"2875\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"2876\" data-end=\"3058\"\u003e\n\u003cli data-section-id=\"15ezalo\" data-start=\"2876\" data-end=\"2904\"\u003eManufacturer: Littelfuse\u003c\/li\u003e\n\u003cli data-section-id=\"73d0lq\" data-start=\"2905\" data-end=\"2932\"\u003eCatalog Number: KLLU750\u003c\/li\u003e\n\u003cli data-section-id=\"j7i9rs\" data-start=\"2933\" data-end=\"2983\"\u003eProduct Type: Time-Delay Current-Limiting Fuse\u003c\/li\u003e\n\u003cli data-section-id=\"1shf2rb\" data-start=\"2984\" data-end=\"3000\"\u003eSeries: KLLU\u003c\/li\u003e\n\u003cli data-section-id=\"1uncqjf\" data-start=\"3001\" data-end=\"3024\"\u003eFuse Class: Class L\u003c\/li\u003e\n\u003cli data-section-id=\"fnxc28\" data-start=\"3025\" data-end=\"3058\"\u003eFamily: Current-Limiting Fuse\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Littelfuse","offers":[{"title":"NEW","offer_id":48478090133753,"sku":"KLLU750","price":628.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/1280_6e1GAUu9E3312KYV_9ef86f85-82c1-404c-9b30-4f7c90cc7c84.jpg?v=1780426292","url":"https:\/\/mycircuitbreakers.com\/products\/littelfuse-kllu750-class-l-fuse-750a-600v-time-delay-fuse","provider":"My Circuit Breakers","version":"1.0","type":"link"}