{"product_id":"square-d-paf366001021-600a-3-pole-mccb-li-protection-with-shunt-bolt-on-mount-600v","title":"Square D PAF366001021 600A 3 Pole MCCB – LI Protection with Shunt – Bolt On Mount – 600V","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:b0fbb788-ce94-461b-85bd-326496e9c99d-24\" 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-24\" data-turn-id-container=\"request-WEB:b0fbb788-ce94-461b-85bd-326496e9c99d-24\" data-testid=\"conversation-turn-42\" 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=\"dee84493-5823-4643-a32c-8205229bb3c1\" 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=\"141\" data-end=\"861\"\u003eThe Square D PAF366001021 is a molded case circuit breaker designed for reliable performance in industrial and commercial electrical distribution systems. Built on the robust PAF frame platform, this breaker provides a 600 ampere current rating at 40°C with a 3-pole configuration suitable for three-phase applications. It incorporates LI (Long-Time and Instantaneous) protection functions to ensure effective overload and short-circuit protection. This model also includes a factory-installed shunt trip, enabling remote switching capability for improved operational control and safety. With high interrupting capacity ratings, it is suitable for demanding electrical environments requiring dependable fault protection.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1h0x0dv\" data-start=\"868\" data-end=\"896\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"871\" data-end=\"896\"\u003eProduct Specification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"897\" data-end=\"1307\"\u003e\n\u003cli data-section-id=\"19mqscg\" data-start=\"897\" data-end=\"923\"\u003eManufacturer: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"9y6saj\" data-start=\"924\" data-end=\"947\"\u003eModel: PAF366001021\u003c\/li\u003e\n\u003cli data-section-id=\"l4sf22\" data-start=\"948\" data-end=\"984\"\u003eFrame Type: PAF Frame (P-Series)\u003c\/li\u003e\n\u003cli data-section-id=\"c6w748\" data-start=\"985\" data-end=\"1037\"\u003eBreaker Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"1migx8n\" data-start=\"1038\" data-end=\"1078\"\u003eCurrent Rating: 600 Ampere (at 40°C)\u003c\/li\u003e\n\u003cli data-section-id=\"kdtmuq\" data-start=\"1079\" data-end=\"1096\"\u003ePoles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"15c3kam\" data-start=\"1097\" data-end=\"1123\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"ur2xqg\" data-start=\"1124\" data-end=\"1180\"\u003eProtection Functions: LI (Long-Time \u0026amp; Instantaneous)\u003c\/li\u003e\n\u003cli data-section-id=\"142viq5\" data-start=\"1181\" data-end=\"1214\"\u003eShunt Trip: Factory Installed\u003c\/li\u003e\n\u003cli data-section-id=\"165g5ri\" data-start=\"1215\" data-end=\"1260\"\u003eTerminal Type: Without standard terminals\u003c\/li\u003e\n\u003cli data-section-id=\"nhp3qk\" data-start=\"1261\" data-end=\"1307\"\u003eWarranty: 1 Year (In-house warranty support)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"15gb1ij\" data-start=\"1314\" data-end=\"1344\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1317\" data-end=\"1344\"\u003eTechnical Specification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1345\" data-end=\"2000\"\u003e\n\u003cli data-section-id=\"1q4ljgo\" data-start=\"1345\" data-end=\"1395\"\u003eFrame Style: PAF Industrial Frame Construction\u003c\/li\u003e\n\u003cli data-section-id=\"6pirun\" data-start=\"1396\" data-end=\"1453\"\u003eTrip Unit Functions: Long-Time and Instantaneous (LI)\u003c\/li\u003e\n\u003cli data-section-id=\"vpfvyc\" data-start=\"1454\" data-end=\"1515\"\u003eShunt Feature: Integrated shunt trip for remote operation\u003c\/li\u003e\n\u003cli data-section-id=\"1n278d4\" data-start=\"1516\" data-end=\"1567\"\u003eConnection Type: Bolt-on mounting configuration\u003c\/li\u003e\n\u003cli data-section-id=\"6x2ndm\" data-start=\"1568\" data-end=\"1636\"\u003eOperating System: Compatible with three-phase electrical systems\u003c\/li\u003e\n\u003cli data-section-id=\"19a29kt\" data-start=\"1637\" data-end=\"1689\"\u003eConstruction Type: Industrial molded case design\u003c\/li\u003e\n\u003cli data-section-id=\"odcnez\" data-start=\"1690\" data-end=\"1787\"\u003eApplication: Industrial feeders, commercial distribution panels, and power protection systems\u003c\/li\u003e\n\u003cli data-section-id=\"dwpqf3\" data-start=\"1788\" data-end=\"1871\"\u003eAccessory Compatibility: Supports field-installed accessories and customization\u003c\/li\u003e\n\u003cli data-section-id=\"17sj9s3\" data-start=\"1872\" data-end=\"1944\"\u003eDurability: Designed for continuous-duty and high-fault environments\u003c\/li\u003e\n\u003cli data-section-id=\"9v94yg\" data-start=\"1945\" data-end=\"2000\"\u003eTemperature Rating: 40°C ambient operation standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"hpn9aw\" data-start=\"2007\" data-end=\"2033\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2010\" data-end=\"2033\"\u003eVoltage and Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2034\" data-end=\"2266\"\u003e\n\u003cli data-section-id=\"1yfyh8d\" data-start=\"2034\" data-end=\"2069\"\u003eMaximum Voltage Rating: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"m1e9ms\" data-start=\"2070\" data-end=\"2162\"\u003eInterrupting Capacity:\n\u003cul data-start=\"2099\" data-end=\"2162\"\u003e\n\u003cli data-section-id=\"18kwx6r\" data-start=\"2099\" data-end=\"2118\"\u003e65 kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1lpjsof\" data-start=\"2121\" data-end=\"2140\"\u003e50 kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"ftlch2\" data-start=\"2143\" data-end=\"2162\"\u003e42 kA @ 600 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1v0z2iz\" data-start=\"2163\" data-end=\"2187\"\u003eCurrent Rating: 600A\u003c\/li\u003e\n\u003cli data-section-id=\"kdtmuq\" data-start=\"2188\" data-end=\"2205\"\u003ePoles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"8rcznl\" data-start=\"2206\" data-end=\"2266\"\u003eSystem Type: Three-phase electrical distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"n53vge\" data-start=\"2273\" data-end=\"2292\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2276\" data-end=\"2292\"\u003eProduct Data\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2293\" data-end=\"2799\"\u003e\n\u003cli data-section-id=\"1u3tbqm\" data-start=\"2293\" data-end=\"2323\"\u003eProduct Series: PAF Series\u003c\/li\u003e\n\u003cli data-section-id=\"1veg39i\" data-start=\"2324\" data-end=\"2357\"\u003eBreaker Family: Square D MCCB\u003c\/li\u003e\n\u003cli data-section-id=\"1mblbmc\" data-start=\"2358\" data-end=\"2403\"\u003eInstallation Type: Fixed bolt-on mounting\u003c\/li\u003e\n\u003cli data-section-id=\"xkdv7g\" data-start=\"2404\" data-end=\"2453\"\u003eLug Configuration: Without standard terminals\u003c\/li\u003e\n\u003cli data-section-id=\"ubq5pq\" data-start=\"2454\" data-end=\"2513\"\u003eSpecial Feature: Factory-installed shunt trip mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"kyd1pp\" data-start=\"2514\" data-end=\"2584\"\u003eApplication Category: Industrial and commercial power distribution\u003c\/li\u003e\n\u003cli data-section-id=\"qypkuu\" data-start=\"2585\" data-end=\"2654\"\u003eServiceability: Supports accessory installation and configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1qyl9ya\" data-start=\"2655\" data-end=\"2730\"\u003eWarranty Coverage: Includes repair, parts, labor, and standard shipping\u003c\/li\u003e\n\u003cli data-section-id=\"1p1t7k3\" data-start=\"2731\" data-end=\"2799\"\u003eCompliance: Manufactured to Square D industrial safety standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1pjndkj\" data-start=\"2806\" data-end=\"2829\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2809\" data-end=\"2827\"\u003eImportant Note\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2830\" data-end=\"3260\" 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 repairs, replacement 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":48382658740473,"sku":"PAF366001021 -CR","price":7999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/PAF36600_55a38f13-1139-449b-9eb6-2ce27c2a8b67.webp?v=1778409861","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-paf366001021-600a-3-pole-mccb-li-protection-with-shunt-bolt-on-mount-600v","provider":"My Circuit Breakers","version":"1.0","type":"link"}