{"product_id":"eaton-cutler-hammer-e2m3800mxwu66-800a-3-pole-molded-case-mining-circuit-breaker-bolt-on-600vac","title":"Eaton Cutler Hammer E2M3800MXWU66 800A 3 Pole Molded Case Mining Circuit Breaker – Bolt On – 600VAC","description":"\u003cp data-start=\"145\" data-end=\"858\"\u003eThe Eaton Cutler Hammer E2M3800MXWU66 is a high-capacity molded case mining circuit breaker designed for demanding industrial and mining electrical systems. Rated at 800 amps with a 3-pole configuration, it features an interchangeable magnetic-only trip unit that provides instantaneous short-circuit protection in systems where overload protection is managed separately. This model includes the U66 undervoltage release with LED indicator, enhancing safety by automatically tripping the breaker during low-voltage conditions while providing visual status indication. Built with rugged molded case construction and secure bolt-on mounting, it is engineered for reliable service in harsh environments up to 600VAC.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1wc2bmo\" data-start=\"860\" data-end=\"887\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul data-start=\"888\" data-end=\"1282\"\u003e\n\u003cli data-section-id=\"el4ink\" data-start=\"888\" data-end=\"920\"\u003eBrand: Eaton \/ Cutler Hammer\u003c\/li\u003e\n\u003cli data-section-id=\"7wgmhk\" data-start=\"921\" data-end=\"952\"\u003eModel Number: E2M3800MXWU66\u003c\/li\u003e\n\u003cli data-section-id=\"1plmm2m\" data-start=\"953\" data-end=\"974\"\u003eAmperage: 800 Amp\u003c\/li\u003e\n\u003cli data-section-id=\"1mjvejc\" data-start=\"975\" data-end=\"1002\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1uagnpo\" data-start=\"1003\" data-end=\"1055\"\u003eBreaker Type: Molded Case Mining Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"4edz77\" data-start=\"1056\" data-end=\"1079\"\u003eMount Type: Bolt On\u003c\/li\u003e\n\u003cli data-section-id=\"1sd9s71\" data-start=\"1080\" data-end=\"1110\"\u003eFrame Style: E2M \/ M Frame\u003c\/li\u003e\n\u003cli data-section-id=\"1p90ro1\" data-start=\"1111\" data-end=\"1160\"\u003eTrip Unit Type: Interchangeable Magnetic Only\u003c\/li\u003e\n\u003cli data-section-id=\"1gofju0\" data-start=\"1161\" data-end=\"1184\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"17p3qjk\" data-start=\"1185\" data-end=\"1232\"\u003eConfiguration: U66 Factory Installed Option\u003c\/li\u003e\n\u003cli data-section-id=\"1p6vay7\" data-start=\"1233\" data-end=\"1282\"\u003eStandard Lug Type: Without Terminals Standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"58xi60\" data-start=\"1284\" data-end=\"1313\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"1314\" data-end=\"1856\"\u003e\n\u003cli data-section-id=\"7esy2i\" data-start=\"1314\" data-end=\"1384\"\u003eMagnetic-only trip unit for instantaneous short-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"1w1qb8v\" data-start=\"1385\" data-end=\"1458\"\u003eRequires separate overload protection depending on application design\u003c\/li\u003e\n\u003cli data-section-id=\"13vkgeb\" data-start=\"1459\" data-end=\"1537\"\u003eHeavy-duty molded case construction for mining and industrial environments\u003c\/li\u003e\n\u003cli data-section-id=\"1cyv624\" data-start=\"1538\" data-end=\"1582\"\u003eBolt-on mounting for secure installation\u003c\/li\u003e\n\u003cli data-section-id=\"uppc6r\" data-start=\"1583\" data-end=\"1621\"\u003eOperating temperature rating: 40°C\u003c\/li\u003e\n\u003cli data-section-id=\"fgo3ch\" data-start=\"1622\" data-end=\"1657\"\u003eTrip Setting Range: 2000 – 4000\u003c\/li\u003e\n\u003cli data-section-id=\"1e4fein\" data-start=\"1658\" data-end=\"1717\"\u003eU66 Option Includes: 120 VAC Undervoltage Release (UVR)\u003c\/li\u003e\n\u003cli data-section-id=\"111h2ce\" data-start=\"1718\" data-end=\"1748\"\u003eU66 includes LED indicator\u003c\/li\u003e\n\u003cli data-section-id=\"19v8iq\" data-start=\"1749\" data-end=\"1795\"\u003eMounted on left pole with rear exit wiring\u003c\/li\u003e\n\u003cli data-section-id=\"11m8d1f\" data-start=\"1796\" data-end=\"1856\"\u003eInterchangeable trip unit design for flexible system use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"11flra0\" data-start=\"1858\" data-end=\"1882\"\u003eVoltage and Ratings\u003c\/h2\u003e\n\u003cul data-start=\"1883\" data-end=\"2175\"\u003e\n\u003cli data-section-id=\"xbwqhm\" data-start=\"1883\" data-end=\"1911\"\u003eMaximum Voltage: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1i0mvqx\" data-start=\"1912\" data-end=\"1938\"\u003eRated Current: 800 Amp\u003c\/li\u003e\n\u003cli data-section-id=\"18sr2bu\" data-start=\"1939\" data-end=\"1980\"\u003eInterrupting Capacity: 65 kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"rjdg8f\" data-start=\"1981\" data-end=\"2027\"\u003eInterrupting Capacity: 35 \/ 50 kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1a6zbta\" data-start=\"2028\" data-end=\"2069\"\u003eInterrupting Capacity: 25 kA @ 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"5j6pm5\" data-start=\"2070\" data-end=\"2111\"\u003eInterrupting Capacity: 22 kA @ 250VDC\u003c\/li\u003e\n\u003cli data-section-id=\"1ky5wq7\" data-start=\"2112\" data-end=\"2142\"\u003eFrequency Rating: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"1gu0bwh\" data-start=\"2143\" data-end=\"2175\"\u003eUVR Control Voltage: 120 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"165x1by\" data-start=\"2177\" data-end=\"2194\"\u003eProduct Data\u003c\/h2\u003e\n\u003cul data-start=\"2195\" data-end=\"2655\"\u003e\n\u003cli data-section-id=\"10m8uyp\" data-start=\"2195\" data-end=\"2265\"\u003eCondition: New \/ Surplus \/ Reconditioned (subject to availability)\u003c\/li\u003e\n\u003cli data-section-id=\"1pruqjc\" data-start=\"2266\" data-end=\"2286\"\u003eWarranty: 1 Year\u003c\/li\u003e\n\u003cli data-section-id=\"ef7yl1\" data-start=\"2287\" data-end=\"2335\"\u003eProduct Category: Industrial Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"1phsvrp\" data-start=\"2336\" data-end=\"2473\"\u003eSuitable Applications: Mining Systems, Industrial Power Distribution, Motor Circuits, Heavy-Duty Feeders, Critical Protection Systems\u003c\/li\u003e\n\u003cli data-section-id=\"11205e6\" data-start=\"2474\" data-end=\"2515\"\u003eManufacturer Series: Eaton E2M Series\u003c\/li\u003e\n\u003cli data-section-id=\"o0hedk\" data-start=\"2516\" data-end=\"2544\"\u003eConnection Type: Bolt On\u003c\/li\u003e\n\u003cli data-section-id=\"110fk5r\" data-start=\"2545\" data-end=\"2614\"\u003eInstalled Accessories: Undervoltage Release with LED (U66 Option)\u003c\/li\u003e\n\u003cli data-section-id=\"198ct1w\" data-start=\"2615\" data-end=\"2655\"\u003eLug Type: Without Terminals Standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"rzxvn7\" data-start=\"2657\" data-end=\"2676\"\u003eImportant Note\u003c\/h2\u003e\n\u003cp data-start=\"2677\" data-end=\"3061\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eProduct image may represent a standard base model and is for identification purposes only. This unit includes the factory-installed U66 accessory option and uses a magnetic-only trip system requiring separate overload protection depending on application design. Always verify voltage rating, trip settings, accessory compatibility, and installation suitability before purchase or use.\u003c\/p\u003e","brand":"Eaton Cutler Hammer Mining","offers":[{"title":"Certified Reconditioned","offer_id":48326227034361,"sku":"E2M3800MXWU66","price":7999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/E2M3800MXWU66.webp?v=1777291958","url":"https:\/\/mycircuitbreakers.com\/products\/eaton-cutler-hammer-e2m3800mxwu66-800a-3-pole-molded-case-mining-circuit-breaker-bolt-on-600vac","provider":"My Circuit Breakers","version":"1.0","type":"link"}