{"product_id":"eaton-cutler-hammer-mining-e2nm3900wu66-900a-3-pole-molded-case-mining-circuit-breaker-bolt-on-mount-1000vac","title":"Eaton Cutler Hammer Mining E2NM3900WU66 900A 3 Pole Molded Case Mining Circuit Breaker – Bolt-On Mount – 1000VAC","description":"\u003cp data-start=\"154\" data-end=\"797\"\u003eThe Eaton E2NM3900WU66 is a high-capacity molded case mining circuit breaker engineered for demanding industrial and mining applications. Built on the durable N-frame platform, it features a non-interchangeable thermal-magnetic trip unit that provides reliable protection against overloads and short circuits. With a 900-ampere rating and support for up to 1000VAC, this breaker ensures dependable performance in heavy-duty power distribution systems. The U66 configuration includes a 120VAC undervoltage release (UVR) with LED indicator, left pole mounting, and rear exit, offering enhanced monitoring, visibility, and controlled operation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"10kfchv\" data-start=\"804\" data-end=\"836\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"808\" data-end=\"834\"\u003eProduct Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"837\" data-end=\"1153\"\u003e\n\u003cli data-section-id=\"1mefghq\" data-start=\"837\" data-end=\"868\"\u003eFrame Style: E2NM (N Frame)\u003c\/li\u003e\n\u003cli data-section-id=\"1uagnpo\" data-start=\"869\" data-end=\"921\"\u003eBreaker Type: Molded Case Mining Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"19evbpd\" data-start=\"922\" data-end=\"978\"\u003eTrip Unit Type: Non-Interchangeable Thermal-Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"9ha2ay\" data-start=\"979\" data-end=\"1010\"\u003eAmperage Rating: 900 Ampere\u003c\/li\u003e\n\u003cli data-section-id=\"1mjvejc\" data-start=\"1011\" data-end=\"1038\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"15c3kam\" data-start=\"1039\" data-end=\"1065\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"1gofju0\" data-start=\"1066\" data-end=\"1089\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"12ttyw8\" data-start=\"1090\" data-end=\"1153\"\u003eApplication: Mining and heavy industrial power distribution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1880me3\" data-start=\"1160\" data-end=\"1194\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1164\" data-end=\"1192\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1195\" data-end=\"1570\"\u003e\n\u003cli data-section-id=\"16hfxhq\" data-start=\"1195\" data-end=\"1231\"\u003eTrip Mechanism: Thermal-Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"mhepzv\" data-start=\"1232\" data-end=\"1270\"\u003eTrip Setting Range: 1250–5000 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1j31xzm\" data-start=\"1271\" data-end=\"1330\"\u003eInterrupting Capacity Class: High Interrupting Capacity\u003c\/li\u003e\n\u003cli data-section-id=\"3nytns\" data-start=\"1331\" data-end=\"1365\"\u003eConstruction Type: Molded Case\u003c\/li\u003e\n\u003cli data-section-id=\"1npnxbb\" data-start=\"1366\" data-end=\"1406\"\u003eOperating Temperature: Rated at 40°C\u003c\/li\u003e\n\u003cli data-section-id=\"1azq4qz\" data-start=\"1407\" data-end=\"1570\"\u003eSpecial Features:\n\u003cul data-start=\"1431\" data-end=\"1570\"\u003e\n\u003cli data-section-id=\"t91kts\" data-start=\"1431\" data-end=\"1490\"\u003eU66 Option: 120VAC Undervoltage Release (UVR) Installed\u003c\/li\u003e\n\u003cli data-section-id=\"1vw81b0\" data-start=\"1493\" data-end=\"1519\"\u003eLED Indicator Included\u003c\/li\u003e\n\u003cli data-section-id=\"1thtvex\" data-start=\"1522\" data-end=\"1543\"\u003eLeft Pole Mounted\u003c\/li\u003e\n\u003cli data-section-id=\"1rbts0q\" data-start=\"1546\" data-end=\"1570\"\u003eRear Exit Connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1p7hm8r\" data-start=\"1577\" data-end=\"1606\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1581\" data-end=\"1604\"\u003eVoltage and Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1607\" data-end=\"1789\"\u003e\n\u003cli data-section-id=\"18q4mri\" data-start=\"1607\" data-end=\"1644\"\u003eRated Voltage (AC): Up to 1000VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1gofju0\" data-start=\"1645\" data-end=\"1668\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"7gjt3p\" data-start=\"1669\" data-end=\"1708\"\u003eInterrupting Rating @ 480VAC: 50 kA\u003c\/li\u003e\n\u003cli data-section-id=\"1c8g6gt\" data-start=\"1709\" data-end=\"1748\"\u003eInterrupting Rating @ 600VAC: 25 kA\u003c\/li\u003e\n\u003cli data-section-id=\"9q93ze\" data-start=\"1749\" data-end=\"1789\"\u003eInterrupting Rating @ 1000VAC: 25 kA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"4gmzrx\" data-start=\"1796\" data-end=\"1818\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1800\" data-end=\"1816\"\u003eProduct Data\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1819\" data-end=\"2126\"\u003e\n\u003cli data-section-id=\"ym0laa\" data-start=\"1819\" data-end=\"1849\"\u003eModel Number: E2NM3900WU66\u003c\/li\u003e\n\u003cli data-section-id=\"1p41d7g\" data-start=\"1850\" data-end=\"1889\"\u003eManufacturer: Eaton \/ Cutler Hammer\u003c\/li\u003e\n\u003cli data-section-id=\"o67h9\" data-start=\"1890\" data-end=\"1906\"\u003eSeries: E2NM\u003c\/li\u003e\n\u003cli data-section-id=\"yppfr8\" data-start=\"1907\" data-end=\"1930\"\u003eFrame Type: N Frame\u003c\/li\u003e\n\u003cli data-section-id=\"nx5s05\" data-start=\"1931\" data-end=\"1959\"\u003eConnection Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"1f7dqz1\" data-start=\"1960\" data-end=\"2027\"\u003eConfiguration: U66 (UVR with LED, Left Pole Mounted, Rear Exit)\u003c\/li\u003e\n\u003cli data-section-id=\"1pruqjc\" data-start=\"2028\" data-end=\"2048\"\u003eWarranty: 1 Year\u003c\/li\u003e\n\u003cli data-section-id=\"fcgcpq\" data-start=\"2049\" data-end=\"2091\"\u003eCondition: New \/ Manufacturer Standard\u003c\/li\u003e\n\u003cli data-section-id=\"100kmys\" data-start=\"2092\" data-end=\"2126\"\u003eAvailability: Subject to stock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1vyqyhc\" data-start=\"2133\" data-end=\"2157\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2137\" data-end=\"2155\"\u003eImportant Note\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2158\" data-end=\"2568\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe product image represents a base model for identification purposes only. Accessories ordered with the breaker, such as undervoltage release modules with LED indicators, can be factory-installed at no additional cost—ensure all configuration details are included in the order comment box. Always verify system compatibility and consult technical documentation or a qualified professional before installation.\u003c\/p\u003e","brand":"Eaton Cutler Hammer Mining","offers":[{"title":"Certified Reconditioned","offer_id":47748074799353,"sku":"E2NM3900WU66","price":11799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/E2NM3900WU66.webp?v=1775046682","url":"https:\/\/mycircuitbreakers.com\/products\/eaton-cutler-hammer-mining-e2nm3900wu66-900a-3-pole-molded-case-mining-circuit-breaker-bolt-on-mount-1000vac","provider":"My Circuit Breakers","version":"1.0","type":"link"}