{"product_id":"square-d-pxf36900-900a-3p-mccb-bolt-on-mount-lsi-trip-unit-600v","title":"Square D PXF36900 900A 3P MCCB – Bolt-On Mount – LSI Trip Unit – 600V","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:b90bb09a-c6c2-47c8-bb96-9606f9f1b516-39\" 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 [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\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:b90bb09a-c6c2-47c8-bb96-9606f9f1b516-39\" data-turn-id-container=\"request-WEB:b90bb09a-c6c2-47c8-bb96-9606f9f1b516-39\" data-testid=\"conversation-turn-34\" 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=\"3006acab-c1ea-4326-8eaa-c7b307069f90\" 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\u003ch2 data-section-id=\"53drpp\" data-start=\"123\" data-end=\"144\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"145\" data-end=\"830\"\u003eThe \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSquare D\u003c\/span\u003e\u003c\/span\u003e PXF36900 is a high-capacity molded case circuit breaker (MCCB) engineered for industrial and commercial power distribution systems requiring dependable protection and interruption performance. It features a 900 Amp electronic non-interchangeable trip unit with LSI protection functions, providing long-time, short-time, and instantaneous fault protection. Built on the rugged PXF frame platform, this breaker is designed to operate reliably under demanding load conditions and high fault current environments. Its 3-pole configuration and bolt-on mounting design ensure secure installation in switchgear and electrical distribution assemblies.\u003c\/p\u003e\n\u003ch2 data-section-id=\"194b837\" data-start=\"837\" data-end=\"863\"\u003eProduct Specification\u003c\/h2\u003e\n\u003cul data-start=\"864\" data-end=\"1353\"\u003e\n\u003cli data-section-id=\"raqjko\" data-start=\"864\" data-end=\"919\"\u003eManufacturer: \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSquare D\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14dkmj3\" data-start=\"920\" data-end=\"939\"\u003eModel: PXF36900\u003c\/li\u003e\n\u003cli data-section-id=\"1kwqi1l\" data-start=\"940\" data-end=\"959\"\u003eFrame Type: PXF\u003c\/li\u003e\n\u003cli data-section-id=\"c6w748\" data-start=\"960\" data-end=\"1012\"\u003eBreaker Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"10x4buq\" data-start=\"1013\" data-end=\"1031\"\u003eAmperage: 900A\u003c\/li\u003e\n\u003cli data-section-id=\"kdtmuq\" data-start=\"1032\" data-end=\"1049\"\u003ePoles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"mmbq78\" data-start=\"1050\" data-end=\"1090\"\u003eMounting Type: Bolt-On (Panel Mount)\u003c\/li\u003e\n\u003cli data-section-id=\"19munab\" data-start=\"1091\" data-end=\"1136\"\u003eTrip Unit: Electronic Non-interchangeable\u003c\/li\u003e\n\u003cli data-section-id=\"ftmaqz\" data-start=\"1137\" data-end=\"1199\"\u003eTrip Functions: LSI (Long-time, Short-time, Instantaneous)\u003c\/li\u003e\n\u003cli data-section-id=\"snj3ha\" data-start=\"1200\" data-end=\"1225\"\u003eSensor Size: 1200 Amp\u003c\/li\u003e\n\u003cli data-section-id=\"n8nryo\" data-start=\"1226\" data-end=\"1270\"\u003eRating Plug: ARP075 Installed (Standard)\u003c\/li\u003e\n\u003cli data-section-id=\"1gza2kk\" data-start=\"1271\" data-end=\"1314\"\u003eTerminals: Without Terminals (Standard)\u003c\/li\u003e\n\u003cli data-section-id=\"1i1y08y\" data-start=\"1315\" data-end=\"1353\"\u003eWarranty: 1 Year In-house Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"10r0yjv\" data-start=\"1360\" data-end=\"1388\"\u003eTechnical Specification\u003c\/h2\u003e\n\u003cul data-start=\"1389\" data-end=\"1794\"\u003e\n\u003cli data-section-id=\"1n7k5vk\" data-start=\"1389\" data-end=\"1483\"\u003eInterrupting Capacity:\n\u003cul data-start=\"1418\" data-end=\"1483\"\u003e\n\u003cli data-section-id=\"1ssvus6\" data-start=\"1418\" data-end=\"1438\"\u003e125 kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1p0g5iz\" data-start=\"1441\" data-end=\"1461\"\u003e100 kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1hpp8jn\" data-start=\"1464\" data-end=\"1483\"\u003e65 kA @ 600 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11cj79l\" data-start=\"1484\" data-end=\"1552\"\u003eProtection System: Microprocessor-based electronic LSI trip unit\u003c\/li\u003e\n\u003cli data-section-id=\"1juxjg\" data-start=\"1553\" data-end=\"1614\"\u003eFrame Construction: Heavy-duty PXF industrial-grade frame\u003c\/li\u003e\n\u003cli data-section-id=\"cdkjiw\" data-start=\"1615\" data-end=\"1710\"\u003eApplication Type: Industrial feeders, distribution panels, and high-load electrical systems\u003c\/li\u003e\n\u003cli data-section-id=\"1hrerng\" data-start=\"1711\" data-end=\"1794\"\u003eOperational Reliability: Designed for demanding high fault-current applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"11flra0\" data-start=\"1801\" data-end=\"1825\"\u003eVoltage and Ratings\u003c\/h2\u003e\n\u003cul data-start=\"1826\" data-end=\"2110\"\u003e\n\u003cli data-section-id=\"yk4799\" data-start=\"1826\" data-end=\"1861\"\u003eMaximum Voltage Rating: 600V AC\u003c\/li\u003e\n\u003cli data-section-id=\"5wx3yw\" data-start=\"1862\" data-end=\"2026\"\u003eOperating Voltage Ratings:\n\u003cul data-start=\"1895\" data-end=\"2026\"\u003e\n\u003cli data-section-id=\"1845hna\" data-start=\"1895\" data-end=\"1937\"\u003e240 VAC – 125 kA interrupting capacity\u003c\/li\u003e\n\u003cli data-section-id=\"uzw117\" data-start=\"1940\" data-end=\"1982\"\u003e480 VAC – 100 kA interrupting capacity\u003c\/li\u003e\n\u003cli data-section-id=\"xr82w3\" data-start=\"1985\" data-end=\"2026\"\u003e600 VAC – 65 kA interrupting capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"txw5ir\" data-start=\"2027\" data-end=\"2078\"\u003eRated Current: 900A at 40°C ambient temperature\u003c\/li\u003e\n\u003cli data-section-id=\"1q9nr3y\" data-start=\"2079\" data-end=\"2110\"\u003eFrequency: 50\/60 Hz systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"165x1by\" data-start=\"2117\" data-end=\"2134\"\u003eProduct Data\u003c\/h2\u003e\n\u003cul data-start=\"2135\" data-end=\"2620\"\u003e\n\u003cli data-section-id=\"1pzscpt\" data-start=\"2135\" data-end=\"2163\"\u003eFrame Series: PXF Series\u003c\/li\u003e\n\u003cli data-section-id=\"1uejruk\" data-start=\"2164\" data-end=\"2191\"\u003eSensor Rating: 1200 Amp\u003c\/li\u003e\n\u003cli data-section-id=\"lqk5xt\" data-start=\"2192\" data-end=\"2222\"\u003ePole Configuration: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"nx5s05\" data-start=\"2223\" data-end=\"2251\"\u003eConnection Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"1m1ekm1\" data-start=\"2252\" data-end=\"2305\"\u003eTrip Technology: Electronic LSI protection system\u003c\/li\u003e\n\u003cli data-section-id=\"jn5q2g\" data-start=\"2306\" data-end=\"2363\"\u003eRating Plug: ARP075 included (standard configuration)\u003c\/li\u003e\n\u003cli data-section-id=\"pph8y0\" data-start=\"2364\" data-end=\"2424\"\u003eTerminal Configuration: No terminals supplied (standard)\u003c\/li\u003e\n\u003cli data-section-id=\"1tddk9w\" data-start=\"2425\" data-end=\"2530\"\u003eApplication: Industrial power distribution systems, feeders, and commercial electrical infrastructure\u003c\/li\u003e\n\u003cli data-section-id=\"gs8pp2\" data-start=\"2531\" data-end=\"2620\"\u003eInstallation Flexibility: Accessories can be installed prior to shipment upon request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"rzxvn7\" data-start=\"2627\" data-end=\"2646\"\u003eImportant Note\u003c\/h2\u003e\n\u003cp data-start=\"2647\" data-end=\"3084\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis product image represents a base model and is for identification purposes only. Accessories can be installed at no additional cost when ordered together; customers should specify configuration requirements during checkout. The breaker includes a 1-year in-house warranty covering repair, parts, and labor under normal operating conditions. Damage caused by misuse, improper installation, or normal wear is not covered under warranty.\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","brand":"Square D","offers":[{"title":"New Surplus","offer_id":48391555055865,"sku":"PXF36900-NS","price":28999.0,"currency_code":"USD","in_stock":true},{"title":"Certified Reconditioned","offer_id":48391555088633,"sku":"PXF36900-CR","price":14999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/PXF36900.webp?v=1778528084","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-pxf36900-900a-3p-mccb-bolt-on-mount-lsi-trip-unit-600v","provider":"My Circuit Breakers","version":"1.0","type":"link"}