{"product_id":"littelfuse-jtd600id-class-j-fuse-600a-600v-time-delay-indicating-fuse","title":"Littelfuse JTD600ID Class J Fuse – 600A – 600V Time-Delay Indicating Fuse","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a11c9d2-fa5c-83e8-934f-b46429aa1619-29\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a11c9d2-fa5c-83e8-934f-b46429aa1619-29\" data-turn-id-container=\"request-6a11c9d2-fa5c-83e8-934f-b46429aa1619-29\" data-testid=\"conversation-turn-414\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"8d54c34f-2a33-4b92-82e3-a2afafa12814\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003cp data-start=\"100\" data-end=\"599\"\u003eThe Littelfuse JTD600ID is a 600 Amp Class J time-delay fuse designed for high-capacity industrial and commercial electrical distribution systems. Part of the JTD_ID POWR-PRO® series, it provides reliable overcurrent and short-circuit protection while allowing temporary inrush currents from motors, transformers, and other inductive loads without nuisance opening. The built-in indicating feature provides a clear visual indication of a blown fuse, helping reduce downtime and simplify maintenance.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1judnlb\" data-start=\"606\" data-end=\"627\"\u003eElectrical Rating\u003c\/h3\u003e\n\u003cul data-start=\"628\" data-end=\"782\"\u003e\n\u003cli data-section-id=\"1ojqtut\" data-start=\"628\" data-end=\"656\"\u003eCurrent Rating: 600 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1s2lsbc\" data-start=\"657\" data-end=\"688\"\u003eMaximum AC Voltage: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"a8i5rv\" data-start=\"689\" data-end=\"720\"\u003eMaximum DC Voltage: 500 VDC\u003c\/li\u003e\n\u003cli data-section-id=\"86zdj7\" data-start=\"721\" data-end=\"782\"\u003eInterrupting Rating:\n\u003cul data-start=\"746\" data-end=\"782\"\u003e\n\u003cli data-section-id=\"e5qboy\" data-start=\"746\" data-end=\"757\"\u003e200 kA AC\u003c\/li\u003e\n\u003cli data-section-id=\"1m6b8gz\" data-start=\"760\" data-end=\"782\"\u003e20 kA DC @ 500 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"789\" data-end=\"811\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"812\" data-end=\"1030\"\u003e\n\u003cli data-section-id=\"15ezalo\" data-start=\"812\" data-end=\"840\"\u003eManufacturer: Littelfuse\u003c\/li\u003e\n\u003cli data-section-id=\"1qfxdgj\" data-start=\"841\" data-end=\"869\"\u003eCatalog Number: JTD600ID\u003c\/li\u003e\n\u003cli data-section-id=\"1buoo0x\" data-start=\"870\" data-end=\"888\"\u003eSeries: JTD_ID\u003c\/li\u003e\n\u003cli data-section-id=\"1uncs7x\" data-start=\"889\" data-end=\"912\"\u003eFuse Class: Class J\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=\"1383xbz\" data-start=\"948\" data-end=\"983\"\u003eFuse Type: Time-Delay (Slo-Blo)\u003c\/li\u003e\n\u003cli data-section-id=\"1gst2xh\" data-start=\"984\" data-end=\"1010\"\u003eFamily: POWR-PRO® Fuse\u003c\/li\u003e\n\u003cli data-section-id=\"a2fgkh\" data-start=\"1011\" data-end=\"1030\"\u003eIndicating: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"krhh0r\" data-start=\"1037\" data-end=\"1067\"\u003eProtection Characteristics\u003c\/h3\u003e\n\u003cul data-start=\"1068\" data-end=\"1469\"\u003e\n\u003cli data-section-id=\"13lq0iz\" data-start=\"1068\" data-end=\"1149\"\u003eTime-delay design accommodates motor starting and transformer inrush currents\u003c\/li\u003e\n\u003cli data-section-id=\"1xephuk\" data-start=\"1150\" data-end=\"1200\"\u003eReliable overload and short-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"1jttt1s\" data-start=\"1201\" data-end=\"1267\"\u003eReduces nuisance fuse operation in inductive load applications\u003c\/li\u003e\n\u003cli data-section-id=\"10ijpa9\" data-start=\"1268\" data-end=\"1341\"\u003eCurrent-limiting performance reduces let-through energy during faults\u003c\/li\u003e\n\u003cli data-section-id=\"1q916s8\" data-start=\"1342\" data-end=\"1405\"\u003eHigh interrupting capacity for demanding industrial systems\u003c\/li\u003e\n\u003cli data-section-id=\"ak4y3y\" data-start=\"1406\" data-end=\"1469\"\u003eVisual blown-fuse indicator improves maintenance efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"xldzoc\" data-start=\"1476\" data-end=\"1501\"\u003eConstruction Features\u003c\/h3\u003e\n\u003cul data-start=\"1502\" data-end=\"1731\"\u003e\n\u003cli data-section-id=\"otg0xh\" data-start=\"1502\" data-end=\"1540\"\u003eCompact Class J knife-blade design\u003c\/li\u003e\n\u003cli data-section-id=\"19zuei3\" data-start=\"1541\" data-end=\"1600\"\u003eBuilt-in fuse indication for quick fault identification\u003c\/li\u003e\n\u003cli data-section-id=\"e8og92\" data-start=\"1601\" data-end=\"1663\"\u003eRugged industrial-grade construction for long service life\u003c\/li\u003e\n\u003cli data-section-id=\"18hcfma\" data-start=\"1664\" data-end=\"1731\"\u003eEngineered for high-performance electrical distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1dp59sz\" data-start=\"1738\" data-end=\"1766\"\u003eMounting \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul data-start=\"1767\" data-end=\"1971\"\u003e\n\u003cli data-section-id=\"o14hrv\" data-start=\"1767\" data-end=\"1807\"\u003eMounting Method: Fuse Block \/ Holder\u003c\/li\u003e\n\u003cli data-section-id=\"ms9ecs\" data-start=\"1808\" data-end=\"1868\"\u003eCompatible with standard Class J fuse holders and blocks\u003c\/li\u003e\n\u003cli data-section-id=\"e3brb2\" data-start=\"1869\" data-end=\"1971\"\u003eSuitable for switchboards, panelboards, motor control centers, and industrial distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1978\" data-end=\"1994\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1995\" data-end=\"2177\"\u003e\n\u003cli data-section-id=\"n7lx3w\" data-start=\"1995\" data-end=\"2036\"\u003eIndustrial power distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"x5ewh3\" data-start=\"2037\" data-end=\"2069\"\u003eSwitchboards and panelboards\u003c\/li\u003e\n\u003cli data-section-id=\"gwae0z\" data-start=\"2070\" data-end=\"2102\"\u003eMotor control centers (MCCs)\u003c\/li\u003e\n\u003cli data-section-id=\"1uioeem\" data-start=\"2103\" data-end=\"2136\"\u003eLarge motors and transformers\u003c\/li\u003e\n\u003cli data-section-id=\"1whrcuq\" data-start=\"2137\" data-end=\"2177\"\u003eBranch and feeder circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"2184\" data-end=\"2200\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"2201\" data-end=\"2328\"\u003e\n\u003cli data-section-id=\"15ezalo\" data-start=\"2201\" data-end=\"2229\"\u003eManufacturer: Littelfuse\u003c\/li\u003e\n\u003cli data-section-id=\"1qfxdgj\" data-start=\"2230\" data-end=\"2258\"\u003eCatalog Number: JTD600ID\u003c\/li\u003e\n\u003cli data-section-id=\"1buoo0x\" data-start=\"2259\" data-end=\"2277\"\u003eSeries: JTD_ID\u003c\/li\u003e\n\u003cli data-section-id=\"1uncs7x\" data-start=\"2278\" data-end=\"2301\"\u003eFuse Class: Class J\u003c\/li\u003e\n\u003cli data-section-id=\"1gst2xh\" data-start=\"2302\" data-end=\"2328\"\u003eFamily: POWR-PRO® Fuse\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Littelfuse","offers":[{"title":"NEW","offer_id":48478044061945,"sku":"JTD600ID","price":312.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/1280_gmW6VTd7xDk07wNh_1c6ef9a5-6d90-4b73-8db9-aaf40b9aff92.jpg?v=1780424424","url":"https:\/\/mycircuitbreakers.com\/products\/littelfuse-jtd600id-class-j-fuse-600a-600v-time-delay-indicating-fuse","provider":"My Circuit Breakers","version":"1.0","type":"link"}