{"product_id":"ferraz-shawmut-a4bt800-current-limiting-time-delay-fuse","title":"Ferraz Shawmut A4BT800 Current Limiting Time Delay Fuse","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-6a6308a9-f77c-83ec-ad83-367f74359219-47\" 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-6a6308a9-f77c-83ec-ad83-367f74359219-47\" data-turn-id-container=\"request-6a6308a9-f77c-83ec-ad83-367f74359219-47\" data-testid=\"conversation-turn-432\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--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 data-conversation-screenshot-content=\"\" 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=\"7b1da704-4b7f-4b2e-85de-d6c80f339d1b\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"streaming-animation markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"901\"\u003eThe Ferraz Shawmut A4BT800 Fuse is a Class L current-limiting time-delay power fuse rated at 800 Amps and 600 VAC, designed to provide overcurrent and short-circuit protection for high-capacity electrical distribution systems. Commonly installed in motor control centers (MCCs), switchboards, distribution panels, transformers, feeders, and industrial power systems where high interrupting capacity and inrush current tolerance are required. Maintenance technicians and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this fuse for equipment repair, retrofit, expansion, and replacement to protect electrical equipment, improve system reliability, and minimize downtime. The A4BT800 features a 200 kA interrupting rating at 600 VAC and a 10-second time-delay characteristic, making it suitable for protecting \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003emotors\u003c\/a\u003e and other inductive loads with high starting currents. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"903\" data-end=\"920\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"922\" data-end=\"1382\"\u003eThe Ferraz Shawmut A4BT800 Fuse is used to protect industrial electrical systems against overloads and short circuits while allowing temporary inrush currents during motor startup. It is commonly utilized in motor control centers, transformers, feeders, switchgear, HVAC equipment, industrial machinery, manufacturing plants, and commercial power distribution systems requiring UL Class L current-limiting fuse protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1384\" data-end=\"1413\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1415\" data-end=\"1989\"\u003e• Manufacturer: Ferraz Shawmut (Now Mersen)\u003cbr data-start=\"1458\" data-end=\"1461\"\u003e• Part Number: A4BT800\u003cbr data-start=\"1483\" data-end=\"1486\"\u003e• Product Type: Class L Time-Delay Current-Limiting Fuse\u003cbr data-start=\"1542\" data-end=\"1545\"\u003e• Current Rating: 800 A\u003cbr data-start=\"1568\" data-end=\"1571\"\u003e• Voltage Rating: 600 VAC \/ 500 VDC\u003cbr data-start=\"1606\" data-end=\"1609\"\u003e• Interrupting Rating: 200 kA AC \/ 100 kA DC\u003cbr data-start=\"1653\" data-end=\"1656\"\u003e• Fuse Class: UL Class L\u003cbr data-start=\"1680\" data-end=\"1683\"\u003e• Time Delay: 10 Seconds at 500% Rated Current\u003cbr data-start=\"1729\" data-end=\"1732\"\u003e• Terminal Type: Blade\u003cbr data-start=\"1754\" data-end=\"1757\"\u003e• Body Material: Glass Melamine Tube\u003cbr data-start=\"1793\" data-end=\"1796\"\u003e• Standards: UL 248-10, CSA C22.2 No. 248.10\u003cbr data-start=\"1840\" data-end=\"1843\"\u003e• Installation: Bolt-In Class L Fuse Holder\u003cbr data-start=\"1886\" data-end=\"1889\"\u003e• Application: Main, Feeder, Motor, and Transformer Protection \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1991\" data-end=\"2015\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2017\" data-end=\"2114\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Bussmann KLU-800\u003cbr data-start=\"2035\" data-end=\"2038\"\u003e• Littelfuse KLPC800\u003cbr data-start=\"2058\" data-end=\"2061\"\u003e• Edison LCL800\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"PLG Automation ","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51727271985454,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_04ef6072-8ec2-4e18-91b7-8894e7b71bee.jpg?v=1770582275","url":"https:\/\/plgautomation.com\/products\/ferraz-shawmut-a4bt800-current-limiting-time-delay-fuse","provider":"PLG Automation ","version":"1.0","type":"link"}