{"product_id":"square-d-dtu363rb-safety-switch-3-pole-100a-600vac-vdc-double-throw-non-fusible-nema-3r","title":"Square D DTU363RB Safety Switch – 3 Pole – 100A – 600VAC\/VDC – Double Throw – Non-Fusible – NEMA 3R","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a2db0a2-0b00-83e8-b2ac-f4fa3cf53638-0\" 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-6a2db0a2-0b00-83e8-b2ac-f4fa3cf53638-0\" data-turn-id-container=\"request-6a2db0a2-0b00-83e8-b2ac-f4fa3cf53638-0\" data-testid=\"conversation-turn-162\" 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 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=\"7329a1d9-fd41-4e2b-99a1-df8ed557d753\" 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=\"121\" data-end=\"514\"\u003eThe Square D DTU363RB is a Series F double-throw safety switch designed for dependable power source transfer and isolation in industrial and commercial electrical systems. Manufactured by Schneider Electric under the Square D brand, it is engineered for 3-phase, 3-pole applications requiring reliable switching between two power sources such as utility and generator feeds.\u003c\/p\u003e\n\u003cp data-start=\"516\" data-end=\"824\"\u003eThis unit is built with a weather-resistant NEMA 3R enclosure, making it suitable for outdoor installations where protection against rain and environmental exposure is required. Its non-fusible design simplifies maintenance while maintaining strong interrupting capability for high-energy electrical systems.\u003c\/p\u003e\n\u003cp data-start=\"826\" data-end=\"1005\"\u003eThe DTU363RB is commonly used in backup power systems and critical load applications where safe transfer switching is required without interrupting downstream equipment operation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1012\" data-end=\"1030\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1032\" data-end=\"1533\"\u003e\n\u003cli data-section-id=\"1ii30bw\" data-start=\"1032\" data-end=\"1051\"\u003eBrand: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"1mzzcj3\" data-start=\"1052\" data-end=\"1088\"\u003eManufacturer: Schneider Electric\u003c\/li\u003e\n\u003cli data-section-id=\"1i2onxh\" data-start=\"1089\" data-end=\"1114\"\u003ePart Number: DTU363RB\u003c\/li\u003e\n\u003cli data-section-id=\"1jz1p04\" data-start=\"1115\" data-end=\"1135\"\u003eSeries: F Series\u003c\/li\u003e\n\u003cli data-section-id=\"1dkiojr\" data-start=\"1136\" data-end=\"1172\"\u003eType: Double Throw Safety Switch\u003c\/li\u003e\n\u003cli data-section-id=\"6owhzt\" data-start=\"1173\" data-end=\"1208\"\u003eSub-Category: Disconnect Switch\u003c\/li\u003e\n\u003cli data-section-id=\"1cktiqf\" data-start=\"1209\" data-end=\"1243\"\u003eConfiguration: 3 Pole, 3 Phase\u003c\/li\u003e\n\u003cli data-section-id=\"z6pr2l\" data-start=\"1244\" data-end=\"1269\"\u003eAmperage Rating: 100A\u003c\/li\u003e\n\u003cli data-section-id=\"1doemaz\" data-start=\"1270\" data-end=\"1300\"\u003eVoltage Rating: 600VAC\/VDC\u003c\/li\u003e\n\u003cli data-section-id=\"mp6utz\" data-start=\"1301\" data-end=\"1330\"\u003eSwitch Style: Non-Fusible\u003c\/li\u003e\n\u003cli data-section-id=\"8bj5xz\" data-start=\"1331\" data-end=\"1360\"\u003eAction Type: Double Throw\u003c\/li\u003e\n\u003cli data-section-id=\"1twag6i\" data-start=\"1361\" data-end=\"1398\"\u003eInterrupting Rating: 200kA @ 600V\u003c\/li\u003e\n\u003cli data-section-id=\"1n3nhon\" data-start=\"1399\" data-end=\"1452\"\u003eMounting Type: Surface (typical for DTU F-Series)\u003c\/li\u003e\n\u003cli data-section-id=\"nwruc4\" data-start=\"1453\" data-end=\"1510\"\u003eNEMA Rating: 3R (Outdoor weather-resistant enclosure)\u003c\/li\u003e\n\u003cli data-section-id=\"1c2vfe9\" data-start=\"1511\" data-end=\"1533\"\u003eNumber of Wires: 3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1540\" data-end=\"1556\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1558\" data-end=\"1798\"\u003e\n\u003cli data-section-id=\"kfk5jy\" data-start=\"1558\" data-end=\"1596\"\u003eOutdoor generator transfer systems\u003c\/li\u003e\n\u003cli data-section-id=\"1a3xdhm\" data-start=\"1597\" data-end=\"1630\"\u003eIndustrial power distribution\u003c\/li\u003e\n\u003cli data-section-id=\"1wx60hj\" data-start=\"1631\" data-end=\"1668\"\u003eCommercial backup power switching\u003c\/li\u003e\n\u003cli data-section-id=\"1du0y8n\" data-start=\"1669\" data-end=\"1710\"\u003eUtility-to-load transfer applications\u003c\/li\u003e\n\u003cli data-section-id=\"1b6or3o\" data-start=\"1711\" data-end=\"1754\"\u003eHVAC and facility power control systems\u003c\/li\u003e\n\u003cli data-section-id=\"1nrdfun\" data-start=\"1755\" data-end=\"1798\"\u003eCritical infrastructure power isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"xldzoc\" data-start=\"1805\" data-end=\"1830\"\u003eConstruction Features\u003c\/h3\u003e\n\u003cul data-start=\"1832\" data-end=\"2169\"\u003e\n\u003cli data-section-id=\"1xzkmgg\" data-start=\"1832\" data-end=\"1887\"\u003eWeather-resistant NEMA 3R enclosure for outdoor use\u003c\/li\u003e\n\u003cli data-section-id=\"1o3t86o\" data-start=\"1888\" data-end=\"1934\"\u003eDouble-throw mechanism for source transfer\u003c\/li\u003e\n\u003cli data-section-id=\"15sbcqh\" data-start=\"1935\" data-end=\"1992\"\u003eHeavy-duty switching performance for industrial loads\u003c\/li\u003e\n\u003cli data-section-id=\"1m81da\" data-start=\"1993\" data-end=\"2056\"\u003eNon-fusible design for simplified operation and maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"1vv5vkb\" data-start=\"2057\" data-end=\"2107\"\u003eHigh fault withstand capability (200kA @ 600V)\u003c\/li\u003e\n\u003cli data-section-id=\"ztda4u\" data-start=\"2108\" data-end=\"2169\"\u003eBuilt for reliability in utility and backup power systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1siptvj\" data-start=\"2176\" data-end=\"2206\"\u003eCertifications \u0026amp; Approvals\u003c\/h3\u003e\n\u003cul data-start=\"2208\" data-end=\"2331\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1w9xzw2\" data-start=\"2208\" data-end=\"2221\"\u003eUL Listed\u003c\/li\u003e\n\u003cli data-section-id=\"chtv50\" data-start=\"2222\" data-end=\"2281\"\u003eDesigned to meet industrial electrical safety standards\u003c\/li\u003e\n\u003cli data-section-id=\"ez52gu\" data-start=\"2282\" data-end=\"2331\" data-is-last-node=\"\"\u003eAuthentic Square D \/ Schneider Electric product\u003c\/li\u003e\n\u003c\/ul\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":"Square D","offers":[{"title":"NEW","offer_id":48528760242425,"sku":"DTU363RB","price":3478.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/DTU321-New-1_ee426d8d-6b8a-4ff9-bb62-31a932cdcd97.webp?v=1781450750","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-dtu363rb-safety-switch-3-pole-100a-600vac-vdc-double-throw-non-fusible-nema-3r","provider":"My Circuit Breakers","version":"1.0","type":"link"}