{"product_id":"littelfuse-flsr300id-class-rk5-fuse-300a-600v-time-delay-indicating-fuse","title":"Littelfuse FLSR300ID Class RK5 Fuse – 300A – 600V Time-Delay Indicating Fuse","description":"\u003cp data-start=\"103\" data-end=\"597\"\u003eThe Littelfuse FLSR300ID is a 300 Amp Class RK5 dual-element time-delay fuse designed for industrial and commercial electrical distribution systems. Part of the FLSR_ID series, this fuse features a built-in blown-fuse indicator that provides quick visual identification of an opened fuse, simplifying maintenance and reducing downtime. Its dual-element construction allows temporary motor starting and transformer inrush currents while delivering reliable overload and short-circuit protection.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1judnlb\" data-start=\"604\" data-end=\"625\"\u003eElectrical Rating\u003c\/h3\u003e\n\u003cul data-start=\"626\" data-end=\"784\"\u003e\n\u003cli data-section-id=\"1432k74\" data-start=\"626\" data-end=\"654\"\u003eCurrent Rating: 300 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1s2lsbc\" data-start=\"655\" data-end=\"686\"\u003eMaximum AC Voltage: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"3p3ayl\" data-start=\"687\" data-end=\"718\"\u003eMaximum DC Voltage: 300 VDC\u003c\/li\u003e\n\u003cli data-section-id=\"3fy0ud\" data-start=\"719\" data-end=\"784\"\u003eInterrupting Rating:\n\u003cul data-start=\"746\" data-end=\"784\"\u003e\n\u003cli data-section-id=\"5nvs4y\" data-start=\"746\" data-end=\"759\"\u003e200 kA AC\u003c\/li\u003e\n\u003cli data-section-id=\"1fmwdnp\" data-start=\"762\" data-end=\"784\"\u003e20 kA DC @ 300 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"791\" data-end=\"813\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"814\" data-end=\"1006\"\u003e\n\u003cli data-section-id=\"15ezalo\" data-start=\"814\" data-end=\"842\"\u003eManufacturer: Littelfuse\u003c\/li\u003e\n\u003cli data-section-id=\"1ntdwaf\" data-start=\"843\" data-end=\"872\"\u003eCatalog Number: FLSR300ID\u003c\/li\u003e\n\u003cli data-section-id=\"cwo91s\" data-start=\"873\" data-end=\"892\"\u003eSeries: FLSR_ID\u003c\/li\u003e\n\u003cli data-section-id=\"rsvtqt\" data-start=\"893\" data-end=\"912\"\u003eFuse Class: RK5\u003c\/li\u003e\n\u003cli data-section-id=\"soa6gr\" data-start=\"913\" data-end=\"947\"\u003eConstruction Type: Knife-Blade\u003c\/li\u003e\n\u003cli data-section-id=\"jo8dmo\" data-start=\"948\" data-end=\"986\"\u003eFuse Type: Dual Element Time-Delay\u003c\/li\u003e\n\u003cli data-section-id=\"a2fgkh\" data-start=\"987\" data-end=\"1006\"\u003eIndicating: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"krhh0r\" data-start=\"1013\" data-end=\"1043\"\u003eProtection Characteristics\u003c\/h3\u003e\n\u003cul data-start=\"1044\" data-end=\"1313\"\u003e\n\u003cli data-section-id=\"10on5wt\" data-start=\"1044\" data-end=\"1080\"\u003eTime-delay (slow-blow) operation\u003c\/li\u003e\n\u003cli data-section-id=\"19w665b\" data-start=\"1081\" data-end=\"1115\"\u003eDual-element fuse construction\u003c\/li\u003e\n\u003cli data-section-id=\"1608z5w\" data-start=\"1116\" data-end=\"1166\"\u003eProvides overload and short-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"tzl6rz\" data-start=\"1167\" data-end=\"1240\"\u003eAccommodates temporary motor starting and transformer inrush currents\u003c\/li\u003e\n\u003cli data-section-id=\"c2lga\" data-start=\"1241\" data-end=\"1313\"\u003eHigh interrupting capacity for industrial power distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"xldzoc\" data-start=\"1320\" data-end=\"1345\"\u003eConstruction Features\u003c\/h3\u003e\n\u003cul data-start=\"1346\" data-end=\"1528\"\u003e\n\u003cli data-section-id=\"cgsz4i\" data-start=\"1346\" data-end=\"1377\"\u003eKnife-blade terminal design\u003c\/li\u003e\n\u003cli data-section-id=\"1pq47kc\" data-start=\"1378\" data-end=\"1418\"\u003eVisual blown-fuse indication feature\u003c\/li\u003e\n\u003cli data-section-id=\"jvmmae\" data-start=\"1419\" data-end=\"1478\"\u003eIndustrial-duty construction for demanding applications\u003c\/li\u003e\n\u003cli data-section-id=\"a2lgf6\" data-start=\"1479\" data-end=\"1528\"\u003eEngineered for reliable long-term performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1dp59sz\" data-start=\"1535\" data-end=\"1563\"\u003eMounting \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul data-start=\"1564\" data-end=\"1784\"\u003e\n\u003cli data-section-id=\"1yglfdu\" data-start=\"1564\" data-end=\"1611\"\u003eMounting Method: Fuse Block \/ Clip \/ Holder\u003c\/li\u003e\n\u003cli data-section-id=\"1au6kun\" data-start=\"1612\" data-end=\"1679\"\u003eCompatible with standard Class RK5 fuse holders and fuse blocks\u003c\/li\u003e\n\u003cli data-section-id=\"18r6j0i\" data-start=\"1680\" data-end=\"1784\"\u003eSuitable for switchboards, panelboards, motor control centers, and industrial distribution equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1791\" data-end=\"1807\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1808\" data-end=\"1997\"\u003e\n\u003cli data-section-id=\"fz1udj\" data-start=\"1808\" data-end=\"1843\"\u003eMotor branch circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"fknz5c\" data-start=\"1844\" data-end=\"1870\"\u003eTransformer protection\u003c\/li\u003e\n\u003cli data-section-id=\"gsgjc0\" data-start=\"1871\" data-end=\"1909\"\u003eIndustrial machinery and equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1b02wdy\" data-start=\"1910\" data-end=\"1956\"\u003eCommercial electrical distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"14gqy7m\" data-start=\"1957\" data-end=\"1997\"\u003eFeeder and branch circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"2004\" data-end=\"2020\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"2021\" data-end=\"2164\"\u003e\n\u003cli data-section-id=\"15ezalo\" data-start=\"2021\" data-end=\"2049\"\u003eManufacturer: Littelfuse\u003c\/li\u003e\n\u003cli data-section-id=\"1ntdwaf\" data-start=\"2050\" data-end=\"2079\"\u003eCatalog Number: FLSR300ID\u003c\/li\u003e\n\u003cli data-section-id=\"wq1xpx\" data-start=\"2080\" data-end=\"2124\"\u003eProduct Type: Indicating Time-Delay Fuse\u003c\/li\u003e\n\u003cli data-section-id=\"cwo91s\" data-start=\"2125\" data-end=\"2144\"\u003eSeries: FLSR_ID\u003c\/li\u003e\n\u003cli data-section-id=\"rsvtqt\" data-start=\"2145\" data-end=\"2164\"\u003eFuse Class: RK5\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Littelfuse","offers":[{"title":"NEW","offer_id":48471738581241,"sku":"FLSR300ID","price":113.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/1280_ojX0d02Bzuf31oYl_1be19d6c-9670-4fc4-9031-4b1e1879af3a.jpg?v=1780344219","url":"https:\/\/mycircuitbreakers.com\/products\/littelfuse-flsr300id-class-rk5-fuse-300a-600v-time-delay-indicating-fuse","provider":"My Circuit Breakers","version":"1.0","type":"link"}