{"product_id":"square-d-ka36090-90a-3-pole-thermal-magnetic-mccb-plug-in-mount-600v-ac-dc","title":"Square-D KA36090 90A 3 Pole Thermal Magnetic MCCB – Plug-In Mount – 600V AC\/DC","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:775159a3-7cce-48a8-92fe-9fdd1208660a-36\" data-is-intersecting=\"true\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\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-WEB:775159a3-7cce-48a8-92fe-9fdd1208660a-36\" data-turn-id-container=\"request-WEB:775159a3-7cce-48a8-92fe-9fdd1208660a-36\" data-testid=\"conversation-turn-16\" 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=\"4f79a5ce-92e9-410a-af57-77db94dd4318\" 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\" 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=\"137\" data-end=\"773\"\u003eThe Square-D KA36090 molded case circuit breaker is designed to deliver reliable circuit protection for industrial and commercial power distribution applications. Built on the KA I-Line frame platform, this breaker features a thermal magnetic non-interchangeable trip unit that provides dependable overload and short-circuit protection. Rated at 90 amperes with a 3-pole configuration, it supports both AC and DC systems while offering strong interrupting performance in demanding electrical environments. Its plug-in mounting design enables efficient installation and maintenance in switchboards, panelboards, and distribution systems.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1vn446r\" data-start=\"780\" data-end=\"810\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"783\" data-end=\"808\"\u003eProduct Specification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"811\" data-end=\"1170\"\u003e\n\u003cli data-section-id=\"19mutrh\" data-start=\"811\" data-end=\"837\"\u003eManufacturer: Square-D\u003c\/li\u003e\n\u003cli data-section-id=\"1yris2z\" data-start=\"838\" data-end=\"856\"\u003eModel: KA36090\u003c\/li\u003e\n\u003cli data-section-id=\"15gmoc6\" data-start=\"857\" data-end=\"884\"\u003eFrame Type: KA (I-Line)\u003c\/li\u003e\n\u003cli data-section-id=\"1r76p4u\" data-start=\"885\" data-end=\"926\"\u003eRated Current (Amperage): 90A at 40°C\u003c\/li\u003e\n\u003cli data-section-id=\"adzyj2\" data-start=\"927\" data-end=\"949\"\u003eNumber of Poles: 3\u003c\/li\u003e\n\u003cli data-section-id=\"7ltx0j\" data-start=\"950\" data-end=\"976\"\u003eMounting Type: Plug-In\u003c\/li\u003e\n\u003cli data-section-id=\"7epll8\" data-start=\"977\" data-end=\"1033\"\u003eTrip Unit Type: Thermal Magnetic Non-Interchangeable\u003c\/li\u003e\n\u003cli data-section-id=\"1f7cs3k\" data-start=\"1034\" data-end=\"1059\"\u003eTrip Setting: 450–900\u003c\/li\u003e\n\u003cli data-section-id=\"ahp0qh\" data-start=\"1060\" data-end=\"1108\"\u003eConnection Type: Load End Terminals Standard\u003c\/li\u003e\n\u003cli data-section-id=\"1v5vjh9\" data-start=\"1109\" data-end=\"1170\"\u003eApplication: Industrial and Commercial Power Distribution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"11nhzzf\" data-start=\"1177\" data-end=\"1209\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1180\" data-end=\"1207\"\u003eTechnical Specification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1210\" data-end=\"1574\"\u003e\n\u003cli data-section-id=\"rglk3z\" data-start=\"1210\" data-end=\"1324\"\u003eInterrupting Capacity:\n\u003cul data-start=\"1239\" data-end=\"1324\"\u003e\n\u003cli data-section-id=\"oydnty\" data-start=\"1239\" data-end=\"1258\"\u003e42 kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1c66vwt\" data-start=\"1261\" data-end=\"1280\"\u003e25 kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"d5rhc\" data-start=\"1283\" data-end=\"1302\"\u003e22 kA @ 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"11uasdh\" data-start=\"1305\" data-end=\"1324\"\u003e10 kA @ 250 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3neoa0\" data-start=\"1325\" data-end=\"1383\"\u003eProtection Type: Overload and Short Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"gz3mt7\" data-start=\"1384\" data-end=\"1437\"\u003eOperating Mechanism: Thermal Magnetic Trip System\u003c\/li\u003e\n\u003cli data-section-id=\"15j21ja\" data-start=\"1438\" data-end=\"1469\"\u003eLug Type: Standard Load End\u003c\/li\u003e\n\u003cli data-section-id=\"aasajm\" data-start=\"1470\" data-end=\"1523\"\u003eInstallation Design: I-Line Plug-In Configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1cj9tbu\" data-start=\"1524\" data-end=\"1574\"\u003ePerformance Category: Standard Industrial Duty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"13f1jvc\" data-start=\"1581\" data-end=\"1609\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1584\" data-end=\"1607\"\u003eVoltage and Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1610\" data-end=\"1800\"\u003e\n\u003cli data-section-id=\"1j67jeu\" data-start=\"1610\" data-end=\"1660\"\u003eRated Operational Voltage: 240 \/ 480 \/ 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"14jgndi\" data-start=\"1661\" data-end=\"1691\"\u003eDC Voltage Rating: 250 VDC\u003c\/li\u003e\n\u003cli data-section-id=\"1yfyh8d\" data-start=\"1692\" data-end=\"1727\"\u003eMaximum Voltage Rating: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1gofju0\" data-start=\"1728\" data-end=\"1751\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"w4hcp6\" data-start=\"1752\" data-end=\"1800\"\u003eShort Circuit Breaking Capacity: Up to 42 kA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1kkb2pq\" data-start=\"1807\" data-end=\"1828\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1810\" data-end=\"1826\"\u003eProduct Data\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1829\" data-end=\"2089\"\u003e\n\u003cli data-section-id=\"1w3mho\" data-start=\"1829\" data-end=\"1852\"\u003eFrame Size: K Frame\u003c\/li\u003e\n\u003cli data-section-id=\"8qa68o\" data-start=\"1853\" data-end=\"1881\"\u003eConnection Type: Plug-In\u003c\/li\u003e\n\u003cli data-section-id=\"1rvgyr5\" data-start=\"1882\" data-end=\"1923\"\u003eTerminal Type: Load End Standard Lugs\u003c\/li\u003e\n\u003cli data-section-id=\"17gv9az\" data-start=\"1924\" data-end=\"1979\"\u003eInstallation Type: Panelboard \/ Switchgear Mounting\u003c\/li\u003e\n\u003cli data-section-id=\"75mnrc\" data-start=\"1980\" data-end=\"2010\"\u003eConfiguration: 3 Pole MCCB\u003c\/li\u003e\n\u003cli data-section-id=\"crufb6\" data-start=\"2011\" data-end=\"2089\"\u003eWarranty: 1 Year (Applicable for new and certified reconditioned products)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1pjndkj\" data-start=\"2096\" data-end=\"2119\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2099\" data-end=\"2117\"\u003eImportant Note\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2120\" data-end=\"2482\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis product image is provided for identification purposes only and may represent a base model. Actual breaker configuration may vary depending on selected accessories or specific application requirements. Accessories ordered together with the breaker can be professionally installed at no additional cost when configuration details are supplied during checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"New Surplus","offer_id":48412622651641,"sku":"KA36090-NS","price":2899.0,"currency_code":"USD","in_stock":true},{"title":"Certified Reconditioned","offer_id":48412622684409,"sku":"KA36090-CR","price":1299.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/KA36090.webp?v=1779089827","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-ka36090-90a-3-pole-thermal-magnetic-mccb-plug-in-mount-600v-ac-dc","provider":"My Circuit Breakers","version":"1.0","type":"link"}