{"product_id":"siemens-md63f800-circuit-breaker-sentron-series-800a-3-pole-600vac-thermal-magnetic-feed-thru-md-frame","title":"Siemens MD63F800 Circuit Breaker – Sentron Series – 800A – 3 Pole – 600VAC – Thermal Magnetic – Feed-Thru – MD Frame","description":"\u003cp data-start=\"138\" data-end=\"479\"\u003eThe Siemens MD63F800 is a Sentron Series molded case circuit breaker designed for high-capacity power distribution systems requiring reliable overload and short-circuit protection. Rated at 800A and 600VAC, this 3-pole breaker is engineered for three-phase applications in demanding industrial and commercial environments.\u003c\/p\u003e\n\u003cp data-start=\"481\" data-end=\"841\"\u003eEquipped with a thermal-magnetic trip unit, the MD63F800 provides Long-Time and Instantaneous (LI) protection, ensuring dependable response to both sustained overload conditions and high-level fault currents. Built on Siemens’ MD frame platform, this breaker is designed for heavy-duty performance and is suitable for feeder and main distribution applications.\u003c\/p\u003e\n\u003cp data-start=\"843\" data-end=\"1121\"\u003eFeaturing a feed-thru connection design and a frame-only configuration, this breaker is intended for integration with compatible accessory components and panelboard systems. Its rugged construction ensures long-term durability and reliable operation under high electrical loads.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1123\" data-end=\"1141\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1143\" data-end=\"1506\"\u003e\n\u003cli data-section-id=\"dwpo3j\" data-start=\"1143\" data-end=\"1170\"\u003eBrand: Siemens Breakers\u003c\/li\u003e\n\u003cli data-section-id=\"13cme2b\" data-start=\"1171\" data-end=\"1196\"\u003ePart Number: MD63F800\u003c\/li\u003e\n\u003cli data-section-id=\"1gwamq2\" data-start=\"1197\" data-end=\"1223\"\u003eSeries: Sentron Series\u003c\/li\u003e\n\u003cli data-section-id=\"1o0tnpc\" data-start=\"1224\" data-end=\"1264\"\u003eType: MD Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"1kpca5g\" data-start=\"1265\" data-end=\"1289\"\u003eFrame Type: MD Frame\u003c\/li\u003e\n\u003cli data-section-id=\"1ssq2xt\" data-start=\"1290\" data-end=\"1331\"\u003eCategory: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"m8fqk4\" data-start=\"1332\" data-end=\"1360\"\u003eMounting Type: Feed-Thru\u003c\/li\u003e\n\u003cli data-section-id=\"tk4qss\" data-start=\"1361\" data-end=\"1390\"\u003eConfiguration: Frame Only\u003c\/li\u003e\n\u003cli data-section-id=\"1vwficb\" data-start=\"1391\" data-end=\"1428\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"p0ct1o\" data-start=\"1429\" data-end=\"1481\"\u003eTrip Functions: LI – Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli data-section-id=\"12sas1p\" data-start=\"1482\" data-end=\"1506\"\u003eAmbient Rating: 40°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"1508\" data-end=\"1530\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"1532\" data-end=\"1715\"\u003e\n\u003cli data-section-id=\"13o1ciq\" data-start=\"1532\" data-end=\"1556\"\u003eCurrent Rating: 800A\u003c\/li\u003e\n\u003cli data-section-id=\"1t5slu\" data-start=\"1557\" data-end=\"1583\"\u003eVoltage Rating: 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"qp2tzz\" data-start=\"1584\" data-end=\"1611\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"pvjmxy\" data-start=\"1612\" data-end=\"1630\"\u003ePhase: 3 Phase\u003c\/li\u003e\n\u003cli data-section-id=\"1myyysh\" data-start=\"1631\" data-end=\"1671\"\u003eInterrupting Capacity: 50kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"ikkv0e\" data-start=\"1672\" data-end=\"1715\"\u003eSystem Voltage Capability: Up to 600VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uohfrv\" data-start=\"1717\" data-end=\"1733\"\u003eConstruction\u003c\/h3\u003e\n\u003cul data-start=\"1735\" data-end=\"2025\"\u003e\n\u003cli data-section-id=\"in7hi7\" data-start=\"1735\" data-end=\"1774\"\u003eHeavy-duty molded case construction\u003c\/li\u003e\n\u003cli data-section-id=\"9zau6p\" data-start=\"1775\" data-end=\"1824\"\u003eMD frame design for high-current applications\u003c\/li\u003e\n\u003cli data-section-id=\"pzqv31\" data-start=\"1825\" data-end=\"1863\"\u003eFeed-thru connection configuration\u003c\/li\u003e\n\u003cli data-section-id=\"10ro68j\" data-start=\"1864\" data-end=\"1899\"\u003eThermal-magnetic trip mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"j3e5bx\" data-start=\"1900\" data-end=\"1931\"\u003eFrame-only breaker assembly\u003c\/li\u003e\n\u003cli data-section-id=\"1rjce7s\" data-start=\"1932\" data-end=\"1968\"\u003eIndustrial-grade durable housing\u003c\/li\u003e\n\u003cli data-section-id=\"1dgocxk\" data-start=\"1969\" data-end=\"2025\"\u003eDesigned for main and feeder protection applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bgavjr\" data-start=\"2027\" data-end=\"2040\"\u003eFunctions\u003c\/h3\u003e\n\u003cul data-start=\"2042\" data-end=\"2196\"\u003e\n\u003cli data-section-id=\"1hecu90\" data-start=\"2042\" data-end=\"2065\"\u003eOverload protection\u003c\/li\u003e\n\u003cli data-section-id=\"1ga7cu8\" data-start=\"2066\" data-end=\"2094\"\u003eShort-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"3iwljf\" data-start=\"2095\" data-end=\"2125\"\u003eLong-time delay protection\u003c\/li\u003e\n\u003cli data-section-id=\"1van10e\" data-start=\"2126\" data-end=\"2160\"\u003eInstantaneous fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"dgupsx\" data-start=\"2161\" data-end=\"2196\"\u003eCircuit switching and isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bpec4l\" data-start=\"2198\" data-end=\"2212\"\u003eDimensions\u003c\/h3\u003e\n\u003cul data-start=\"2214\" data-end=\"2286\"\u003e\n\u003cli data-section-id=\"2soc7g\" data-start=\"2214\" data-end=\"2231\"\u003eHeight: 10 in\u003c\/li\u003e\n\u003cli data-section-id=\"wxl2ev\" data-start=\"2232\" data-end=\"2248\"\u003eWidth: 12 in\u003c\/li\u003e\n\u003cli data-section-id=\"1a2152v\" data-start=\"2249\" data-end=\"2265\"\u003eDepth: 19 in\u003c\/li\u003e\n\u003cli data-section-id=\"zv8vun\" data-start=\"2266\" data-end=\"2286\"\u003eWeight: 48.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"w00lwu\" data-start=\"2288\" data-end=\"2301\"\u003eStandards\u003c\/h3\u003e\n\u003cul data-start=\"2303\" data-end=\"2333\"\u003e\n\u003cli data-section-id=\"11a7gqd\" data-start=\"2303\" data-end=\"2316\"\u003eUL Listed\u003c\/li\u003e\n\u003cli data-section-id=\"3h4a0l\" data-start=\"2317\" data-end=\"2333\"\u003eCSA Approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2335\" data-end=\"2351\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2353\" data-end=\"2600\"\u003e\n\u003cli data-section-id=\"1g63lej\" data-start=\"2353\" data-end=\"2394\"\u003eIndustrial power distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"n99zg1\" data-start=\"2395\" data-end=\"2427\"\u003eMain electrical switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"1bj3kx7\" data-start=\"2428\" data-end=\"2460\"\u003eHeavy-duty feeder protection\u003c\/li\u003e\n\u003cli data-section-id=\"by3urx\" data-start=\"2461\" data-end=\"2492\"\u003eLarge commercial facilities\u003c\/li\u003e\n\u003cli data-section-id=\"1usobi3\" data-start=\"2493\" data-end=\"2517\"\u003eManufacturing plants\u003c\/li\u003e\n\u003cli data-section-id=\"1mfl3sh\" data-start=\"2518\" data-end=\"2561\"\u003eHigh-capacity electrical infrastructure\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48524492210425,"sku":"MD63F800","price":3751.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/JXD23S400A-All-New-1_8186fd51-b975-4935-ac47-d234b044328f.webp?v=1781273375","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-md63f800-circuit-breaker-sentron-series-800a-3-pole-600vac-thermal-magnetic-feed-thru-md-frame","provider":"My Circuit Breakers","version":"1.0","type":"link"}