{"product_id":"square-d-phf361200-1200a-3-pole-mccb-li-protection-high-interrupting-capacity-bolt-on-mount-600v","title":"Square D PHF361200 1200A 3 Pole MCCB – LI Protection – High Interrupting Capacity – Bolt On Mount – 600V","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:b0fbb788-ce94-461b-85bd-326496e9c99d-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:b0fbb788-ce94-461b-85bd-326496e9c99d-39\" data-turn-id-container=\"request-WEB:b0fbb788-ce94-461b-85bd-326496e9c99d-39\" data-testid=\"conversation-turn-71\" 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=\"cb2b4de2-cfc9-46dd-9660-f1d2c9317e8e\" 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=\"157\" data-end=\"796\"\u003eThe Square D PHF361200 is a high-performance molded case circuit breaker designed for demanding industrial and commercial power distribution systems. Built on the PHF frame platform, it delivers reliable protection with a 1200 ampere current rating at 40°C and a 3-pole configuration suitable for three-phase electrical networks. It incorporates LI (Long-Time and Instantaneous) protection functions to ensure effective safeguarding against overload and short-circuit conditions. With its elevated interrupting capacity ratings, this breaker is engineered for high fault current environments where system stability and safety are critical.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1h0x0dv\" data-start=\"803\" data-end=\"831\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"806\" data-end=\"831\"\u003eProduct Specification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"832\" data-end=\"1206\"\u003e\n\u003cli data-section-id=\"19mqscg\" data-start=\"832\" data-end=\"858\"\u003eManufacturer: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"18fmoqt\" data-start=\"859\" data-end=\"879\"\u003eModel: PHF361200\u003c\/li\u003e\n\u003cli data-section-id=\"7dffoz\" data-start=\"880\" data-end=\"916\"\u003eFrame Type: PHF Frame (P-Series)\u003c\/li\u003e\n\u003cli data-section-id=\"c6w748\" data-start=\"917\" data-end=\"969\"\u003eBreaker Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"1cvot4i\" data-start=\"970\" data-end=\"1011\"\u003eCurrent Rating: 1200 Ampere (at 40°C)\u003c\/li\u003e\n\u003cli data-section-id=\"kdtmuq\" data-start=\"1012\" data-end=\"1029\"\u003ePoles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"15c3kam\" data-start=\"1030\" data-end=\"1056\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"ur2xqg\" data-start=\"1057\" data-end=\"1113\"\u003eProtection Functions: LI (Long-Time \u0026amp; Instantaneous)\u003c\/li\u003e\n\u003cli data-section-id=\"165g5ri\" data-start=\"1114\" data-end=\"1159\"\u003eTerminal Type: Without standard terminals\u003c\/li\u003e\n\u003cli data-section-id=\"nhp3qk\" data-start=\"1160\" data-end=\"1206\"\u003eWarranty: 1 Year (In-house warranty support)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"15gb1ij\" data-start=\"1213\" data-end=\"1243\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1216\" data-end=\"1243\"\u003eTechnical Specification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1244\" data-end=\"1856\"\u003e\n\u003cli data-section-id=\"1v7f0j2\" data-start=\"1244\" data-end=\"1292\"\u003eFrame Style: PHF Heavy-Duty Industrial Frame\u003c\/li\u003e\n\u003cli data-section-id=\"6pirun\" data-start=\"1293\" data-end=\"1350\"\u003eTrip Unit Functions: Long-Time and Instantaneous (LI)\u003c\/li\u003e\n\u003cli data-section-id=\"1n278d4\" data-start=\"1351\" data-end=\"1402\"\u003eConnection Type: Bolt-on mounting configuration\u003c\/li\u003e\n\u003cli data-section-id=\"6x2ndm\" data-start=\"1403\" data-end=\"1471\"\u003eOperating System: Compatible with three-phase electrical systems\u003c\/li\u003e\n\u003cli data-section-id=\"1j58ydh\" data-start=\"1472\" data-end=\"1530\"\u003eConstruction Type: Industrial-grade molded case design\u003c\/li\u003e\n\u003cli data-section-id=\"a98zkw\" data-start=\"1531\" data-end=\"1633\"\u003eApplication: Industrial feeders, commercial distribution panels, and main power protection systems\u003c\/li\u003e\n\u003cli data-section-id=\"dwpqf3\" data-start=\"1634\" data-end=\"1717\"\u003eAccessory Compatibility: Supports field-installed accessories and customization\u003c\/li\u003e\n\u003cli data-section-id=\"1acnmfp\" data-start=\"1718\" data-end=\"1787\"\u003eDurability: Designed for high-current and high-fault environments\u003c\/li\u003e\n\u003cli data-section-id=\"ze6h06\" data-start=\"1788\" data-end=\"1856\"\u003ePerformance Class: High interrupting capacity industrial breaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"hpn9aw\" data-start=\"1863\" data-end=\"1889\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1866\" data-end=\"1889\"\u003eVoltage and Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1890\" data-end=\"2125\"\u003e\n\u003cli data-section-id=\"1yfyh8d\" data-start=\"1890\" data-end=\"1925\"\u003eMaximum Voltage Rating: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1n7k5vk\" data-start=\"1926\" data-end=\"2020\"\u003eInterrupting Capacity:\n\u003cul data-start=\"1955\" data-end=\"2020\"\u003e\n\u003cli data-section-id=\"1ssvus6\" data-start=\"1955\" data-end=\"1975\"\u003e125 kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1p0g5iz\" data-start=\"1978\" data-end=\"1998\"\u003e100 kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1hpp8jn\" data-start=\"2001\" data-end=\"2020\"\u003e65 kA @ 600 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"xwqx1a\" data-start=\"2021\" data-end=\"2046\"\u003eCurrent Rating: 1200A\u003c\/li\u003e\n\u003cli data-section-id=\"kdtmuq\" data-start=\"2047\" data-end=\"2064\"\u003ePoles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"8rcznl\" data-start=\"2065\" data-end=\"2125\"\u003eSystem Type: Three-phase electrical distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"n53vge\" data-start=\"2132\" data-end=\"2151\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2135\" data-end=\"2151\"\u003eProduct Data\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2152\" data-end=\"2602\"\u003e\n\u003cli data-section-id=\"9687mv\" data-start=\"2152\" data-end=\"2182\"\u003eProduct Series: PHF Series\u003c\/li\u003e\n\u003cli data-section-id=\"1veg39i\" data-start=\"2183\" data-end=\"2216\"\u003eBreaker Family: Square D MCCB\u003c\/li\u003e\n\u003cli data-section-id=\"1mblbmc\" data-start=\"2217\" data-end=\"2262\"\u003eInstallation Type: Fixed bolt-on mounting\u003c\/li\u003e\n\u003cli data-section-id=\"xkdv7g\" data-start=\"2263\" data-end=\"2312\"\u003eLug Configuration: Without standard terminals\u003c\/li\u003e\n\u003cli data-section-id=\"kyd1pp\" data-start=\"2313\" data-end=\"2383\"\u003eApplication Category: Industrial and commercial power distribution\u003c\/li\u003e\n\u003cli data-section-id=\"qypkuu\" data-start=\"2384\" data-end=\"2453\"\u003eServiceability: Supports accessory installation and configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1qyl9ya\" data-start=\"2454\" data-end=\"2529\"\u003eWarranty Coverage: Includes repair, parts, labor, and standard shipping\u003c\/li\u003e\n\u003cli data-section-id=\"198o4po\" data-start=\"2530\" data-end=\"2602\"\u003eCompliance: Manufactured to Square D industrial protection standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1pjndkj\" data-start=\"2609\" data-end=\"2632\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2612\" data-end=\"2630\"\u003eImportant Note\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2633\" data-end=\"3050\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis product image represents a base model and is intended for identification purposes only. Accessories purchased together with the breaker can be installed at no additional cost when configuration details are provided during checkout. The product includes a 1-year in-house warranty covering repair, parts, labor, and standard shipping charges, excluding damage caused by misuse or normal operational wear and tear.\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":"Certified Reconditioned","offer_id":48382742823161,"sku":"PHF361200-CR","price":9599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/PHF362000_1.webp?v=1778416786","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-phf361200-1200a-3-pole-mccb-li-protection-high-interrupting-capacity-bolt-on-mount-600v","provider":"My Circuit Breakers","version":"1.0","type":"link"}