{"product_id":"siemens-md63t500-trip-unit-sentron-series-500a-3-pole-600vac-thermal-magnetic-md-hmd-compatible","title":"Siemens MD63T500 Trip Unit – Sentron Series – 500A – 3 Pole – 600VAC – Thermal Magnetic – MD\/HMD Compatible","description":"\u003cp data-start=\"129\" data-end=\"484\"\u003eThe Siemens MD63T500 is a Sentron Series molded case circuit breaker trip unit designed for use with Siemens MD and HMD frame circuit breakers. Rated at 500A and 600VAC, this 3-pole thermal-magnetic trip unit provides reliable overload and short-circuit protection for high-capacity industrial and commercial power distribution systems.\u003c\/p\u003e\n\u003cp data-start=\"486\" data-end=\"845\"\u003eEngineered with Long-Time and Instantaneous (LI) protection functions, the MD63T500 delivers dependable performance by responding to sustained overload conditions and high-level fault currents. It is designed for integration into compatible Siemens MD and HMD molded case circuit breaker assemblies, ensuring consistent protection and operational reliability.\u003c\/p\u003e\n\u003cp data-start=\"847\" data-end=\"997\"\u003eThis trip unit is UL listed and built for demanding applications where precise protection coordination and high interrupting performance are required.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"999\" data-end=\"1017\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1019\" data-end=\"1332\"\u003e\n\u003cli data-section-id=\"abfwkk\" data-start=\"1019\" data-end=\"1037\"\u003eBrand: Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"1bzagrw\" data-start=\"1038\" data-end=\"1063\"\u003ePart Number: MD63T500\u003c\/li\u003e\n\u003cli data-section-id=\"1gwamq2\" data-start=\"1064\" data-end=\"1090\"\u003eSeries: Sentron Series\u003c\/li\u003e\n\u003cli data-section-id=\"1ri9rlh\" data-start=\"1091\" data-end=\"1123\"\u003eType: Trip Unit \/ Programmer\u003c\/li\u003e\n\u003cli data-section-id=\"ngw4cc\" data-start=\"1124\" data-end=\"1163\"\u003eFrame Compatibility: MD \/ HMD Frame\u003c\/li\u003e\n\u003cli data-section-id=\"r496wo\" data-start=\"1164\" data-end=\"1215\"\u003eCategory: Molded Case Circuit Breaker Trip Unit\u003c\/li\u003e\n\u003cli data-section-id=\"1ivewjk\" data-start=\"1216\" data-end=\"1241\"\u003eConfiguration: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1vwficb\" data-start=\"1242\" data-end=\"1279\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"p0ct1o\" data-start=\"1280\" data-end=\"1332\"\u003eTrip Functions: LI – Long-Time and Instantaneous\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"1334\" data-end=\"1356\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"1358\" data-end=\"1519\"\u003e\n\u003cli data-section-id=\"1c1j1u7\" data-start=\"1358\" data-end=\"1382\"\u003eCurrent Rating: 500A\u003c\/li\u003e\n\u003cli data-section-id=\"1t5slu\" data-start=\"1383\" data-end=\"1409\"\u003eVoltage Rating: 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"qp2tzz\" data-start=\"1410\" data-end=\"1437\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1myyysh\" data-start=\"1438\" data-end=\"1478\"\u003eInterrupting Capacity: 50kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"jp5iix\" data-start=\"1479\" data-end=\"1519\"\u003eInterrupting Capacity: 25kA @ 600VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uohfrv\" data-start=\"1521\" data-end=\"1537\"\u003eConstruction\u003c\/h3\u003e\n\u003cul data-start=\"1539\" data-end=\"1779\"\u003e\n\u003cli data-section-id=\"1lxj4ai\" data-start=\"1539\" data-end=\"1572\"\u003eHeavy-duty trip unit assembly\u003c\/li\u003e\n\u003cli data-section-id=\"jqgkhd\" data-start=\"1573\" data-end=\"1623\"\u003eDesigned for MD and HMD frame circuit breakers\u003c\/li\u003e\n\u003cli data-section-id=\"bvkh5b\" data-start=\"1624\" data-end=\"1669\"\u003ePrecision thermal-magnetic sensing system\u003c\/li\u003e\n\u003cli data-section-id=\"1f4yd67\" data-start=\"1670\" data-end=\"1719\"\u003ePlug-in style compatibility (frame dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"1el2frj\" data-start=\"1720\" data-end=\"1779\"\u003eIndustrial-grade construction for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bgavjr\" data-start=\"1781\" data-end=\"1794\"\u003eFunctions\u003c\/h3\u003e\n\u003cul data-start=\"1796\" data-end=\"1959\"\u003e\n\u003cli data-section-id=\"1hecu90\" data-start=\"1796\" data-end=\"1819\"\u003eOverload protection\u003c\/li\u003e\n\u003cli data-section-id=\"1ga7cu8\" data-start=\"1820\" data-end=\"1848\"\u003eShort-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"3iwljf\" data-start=\"1849\" data-end=\"1879\"\u003eLong-time delay protection\u003c\/li\u003e\n\u003cli data-section-id=\"1van10e\" data-start=\"1880\" data-end=\"1914\"\u003eInstantaneous fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"p48pj8\" data-start=\"1915\" data-end=\"1959\"\u003eTrip coordination within breaker systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bpec4l\" data-start=\"1961\" data-end=\"1975\"\u003eDimensions\u003c\/h3\u003e\n\u003cul data-start=\"1977\" data-end=\"2026\"\u003e\n\u003cli data-section-id=\"1u4gwb1\" data-start=\"1977\" data-end=\"1992\"\u003eWidth: 9 in\u003c\/li\u003e\n\u003cli data-section-id=\"436vey\" data-start=\"1993\" data-end=\"2010\"\u003eHeight: 16 in\u003c\/li\u003e\n\u003cli data-section-id=\"1l1nxex\" data-start=\"2011\" data-end=\"2026\"\u003eDepth: 6 in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"w00lwu\" data-start=\"2028\" data-end=\"2041\"\u003eStandards\u003c\/h3\u003e\n\u003cul data-start=\"2043\" data-end=\"2073\"\u003e\n\u003cli data-section-id=\"11a7gqd\" data-start=\"2043\" data-end=\"2056\"\u003eUL Listed\u003c\/li\u003e\n\u003cli data-section-id=\"3h4a0l\" data-start=\"2057\" data-end=\"2073\"\u003eCSA Approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2075\" data-end=\"2091\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2093\" data-end=\"2340\"\u003e\n\u003cli data-section-id=\"1g63lej\" data-start=\"2093\" data-end=\"2134\"\u003eIndustrial power distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"z3kxs6\" data-start=\"2135\" data-end=\"2173\"\u003eCommercial electrical switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"1bj3kx7\" data-start=\"2174\" data-end=\"2206\"\u003eHeavy-duty feeder protection\u003c\/li\u003e\n\u003cli data-section-id=\"1vlz9kk\" data-start=\"2207\" data-end=\"2238\"\u003eMain distribution equipment\u003c\/li\u003e\n\u003cli data-section-id=\"oicrpo\" data-start=\"2239\" data-end=\"2267\"\u003eManufacturing facilities\u003c\/li\u003e\n\u003cli data-section-id=\"1vuh140\" data-start=\"2268\" data-end=\"2304\"\u003eHigh-capacity electrical systems\u003c\/li\u003e\n\u003cli data-section-id=\"gw73ol\" data-start=\"2305\" data-end=\"2340\"\u003eMD\/HMD frame breaker assemblies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48524524290297,"sku":"MD63T500","price":1530.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/ld63t500-new-1_f9a4d992-3960-48ca-9b02-a3971ac2eeb8.webp?v=1781273699","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-md63t500-trip-unit-sentron-series-500a-3-pole-600vac-thermal-magnetic-md-hmd-compatible","provider":"My Circuit Breakers","version":"1.0","type":"link"}