{"product_id":"siemens-3va5150-5ef31-0aa0-50-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600y-347vac-500vdc","title":"Siemens 3VA5150-5EF31-0AA0 50 Amp 3-Pole Molded Case Circuit Breaker – Panel Mount – 240\/480\/600Y-347VAC \u0026 500VDC","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-1\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\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-6a21ac48-87a0-83ec-890f-5a08b3a83112-1\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-1\" data-testid=\"conversation-turn-30\" 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 data-conversation-screenshot-content=\"\" 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=\"b4c290c4-1e3a-4bfc-9631-e4b336d3e563\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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=\"139\" data-end=\"935\"\u003eThe Siemens 3VA5150-5EF31-0AA0 is a premium molded case circuit breaker (MCCB) from the SENTRON 3VA5 series, designed to provide dependable protection in demanding commercial and industrial power distribution systems. Built on a 125A frame, this 3-pole, 50A breaker incorporates a TM240 ATAM thermal-magnetic trip unit with adjustable thermal and magnetic settings, allowing customization of protection parameters to match application requirements. Designed for panel mounting, it is compatible with Siemens P1, P2, and P3 panelboards as well as switchboards. This breaker serves as a modern replacement for the discontinued Siemens CED63B050 model and offers HACR-rated performance, reverse-feed capability, and reliable fault protection for critical electrical installations.\u003c\/p\u003e\n\u003ch3 data-section-id=\"yc43s8\" data-start=\"937\" data-end=\"959\"\u003eVoltage and Rating\u003c\/h3\u003e\n\u003cul data-start=\"960\" data-end=\"1222\"\u003e\n\u003cli data-section-id=\"t4849i\" data-start=\"960\" data-end=\"989\"\u003e\n\u003cstrong data-start=\"962\" data-end=\"981\"\u003eCurrent Rating:\u003c\/strong\u003e 50 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1bj3w1k\" data-start=\"990\" data-end=\"1022\"\u003e\n\u003cstrong data-start=\"992\" data-end=\"1011\"\u003eAmperage Range:\u003c\/strong\u003e 40–50 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1vo15dd\" data-start=\"1023\" data-end=\"1080\"\u003e\n\u003cstrong data-start=\"1025\" data-end=\"1044\"\u003eVoltage Rating:\u003c\/strong\u003e 240VAC, 480VAC, 600Y\/347VAC, 500VDC\u003c\/li\u003e\n\u003cli data-section-id=\"1murovg\" data-start=\"1081\" data-end=\"1101\"\u003e\n\u003cstrong data-start=\"1083\" data-end=\"1093\"\u003ePhase:\u003c\/strong\u003e 3-Phase\u003c\/li\u003e\n\u003cli data-section-id=\"1k2j0h4\" data-start=\"1102\" data-end=\"1127\"\u003e\n\u003cstrong data-start=\"1104\" data-end=\"1118\"\u003eFrequency:\u003c\/strong\u003e 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"1uuad3n\" data-start=\"1128\" data-end=\"1222\"\u003e\n\u003cstrong data-start=\"1130\" data-end=\"1145\"\u003eAIC Rating:\u003c\/strong\u003e\n\u003cul data-start=\"1148\" data-end=\"1222\"\u003e\n\u003cli data-section-id=\"1u3olot\" data-start=\"1148\" data-end=\"1163\"\u003e85kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"w9utfw\" data-start=\"1166\" data-end=\"1181\"\u003e35kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1wm28z3\" data-start=\"1184\" data-end=\"1204\"\u003e18kA @ 600Y\/347VAC\u003c\/li\u003e\n\u003cli data-section-id=\"oispib\" data-start=\"1207\" data-end=\"1222\"\u003e50kA @ 500VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"1224\" data-end=\"1246\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1247\" data-end=\"1776\"\u003e\n\u003cli data-section-id=\"13z4f0o\" data-start=\"1247\" data-end=\"1301\"\u003e\n\u003cstrong data-start=\"1249\" data-end=\"1266\"\u003eBreaker Type:\u003c\/strong\u003e Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"exr5l3\" data-start=\"1302\" data-end=\"1328\"\u003e\n\u003cstrong data-start=\"1304\" data-end=\"1315\"\u003eSeries:\u003c\/strong\u003e SENTRON 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"h041iv\" data-start=\"1329\" data-end=\"1366\"\u003e\n\u003cstrong data-start=\"1331\" data-end=\"1347\"\u003ePart Number:\u003c\/strong\u003e 3VA5150-5EF31-0AA0\u003c\/li\u003e\n\u003cli data-section-id=\"14lfin4\" data-start=\"1367\" data-end=\"1395\"\u003e\n\u003cstrong data-start=\"1369\" data-end=\"1384\"\u003eFrame Size:\u003c\/strong\u003e 125A Frame\u003c\/li\u003e\n\u003cli data-section-id=\"1b7sbdh\" data-start=\"1396\" data-end=\"1425\"\u003e\n\u003cstrong data-start=\"1398\" data-end=\"1418\"\u003eNumber of Poles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1l1n3xv\" data-start=\"1426\" data-end=\"1459\"\u003e\n\u003cstrong data-start=\"1428\" data-end=\"1447\"\u003eMounting Style:\u003c\/strong\u003e Panel Mount\u003c\/li\u003e\n\u003cli data-section-id=\"fii6mb\" data-start=\"1460\" data-end=\"1485\"\u003e\n\u003cstrong data-start=\"1462\" data-end=\"1480\"\u003eTerminal Type:\u003c\/strong\u003e Lugs\u003c\/li\u003e\n\u003cli data-section-id=\"9uld3y\" data-start=\"1486\" data-end=\"1525\"\u003e\n\u003cstrong data-start=\"1488\" data-end=\"1508\"\u003eTrip Technology:\u003c\/strong\u003e Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"qcj125\" data-start=\"1526\" data-end=\"1553\"\u003e\n\u003cstrong data-start=\"1528\" data-end=\"1542\"\u003eTrip Unit:\u003c\/strong\u003e TM240 ATAM\u003c\/li\u003e\n\u003cli data-section-id=\"10ttgyv\" data-start=\"1554\" data-end=\"1582\"\u003e\n\u003cstrong data-start=\"1556\" data-end=\"1579\"\u003eTrip Function Code:\u003c\/strong\u003e LI\u003c\/li\u003e\n\u003cli data-section-id=\"16robjh\" data-start=\"1583\" data-end=\"1642\"\u003e\n\u003cstrong data-start=\"1585\" data-end=\"1603\"\u003eTrip Function:\u003c\/strong\u003e Long-Time and Instantaneous Protection\u003c\/li\u003e\n\u003cli data-section-id=\"16cd1hn\" data-start=\"1643\" data-end=\"1708\"\u003e\n\u003cstrong data-start=\"1645\" data-end=\"1668\"\u003eTrip Adjustability:\u003c\/strong\u003e Adjustable Thermal, Adjustable Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"gof5pp\" data-start=\"1709\" data-end=\"1776\"\u003e\n\u003cstrong data-start=\"1711\" data-end=\"1728\"\u003eFor Use With:\u003c\/strong\u003e Siemens P1, P2, P3 Panelboards and Switchboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1778\" data-end=\"1806\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1807\" data-end=\"2122\"\u003e\n\u003cli data-section-id=\"jag01t\" data-start=\"1807\" data-end=\"1886\"\u003e\n\u003cstrong data-start=\"1809\" data-end=\"1835\"\u003eConstruction Features:\u003c\/strong\u003e HACR Rated, Reverse Feed, Non-Interchangeable Trip\u003c\/li\u003e\n\u003cli data-section-id=\"h60rf3\" data-start=\"1887\" data-end=\"1926\"\u003e\n\u003cstrong data-start=\"1889\" data-end=\"1912\"\u003eTemperature Rating:\u003c\/strong\u003e -25°C to 70°C\u003c\/li\u003e\n\u003cli data-section-id=\"7vj13n\" data-start=\"1927\" data-end=\"1978\"\u003e\n\u003cstrong data-start=\"1929\" data-end=\"1954\"\u003eAccessories Included:\u003c\/strong\u003e None (No Lugs Included)\u003c\/li\u003e\n\u003cli data-section-id=\"uvpfxg\" data-start=\"1979\" data-end=\"2122\"\u003e\n\u003cstrong data-start=\"1981\" data-end=\"2003\"\u003eAvailable Options:\u003c\/strong\u003e Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, DIN Rail Adapter, Padlock Attachment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nr5bwx\" data-start=\"2124\" data-end=\"2151\"\u003eStandards and Approvals\u003c\/h3\u003e\n\u003cul data-start=\"2152\" data-end=\"2275\"\u003e\n\u003cli data-section-id=\"sz8gzm\" data-start=\"2152\" data-end=\"2194\"\u003e\n\u003cstrong data-start=\"2154\" data-end=\"2168\"\u003eStandards:\u003c\/strong\u003e IEC 60947-2, UL 489, HACR\u003c\/li\u003e\n\u003cli data-section-id=\"1lja429\" data-start=\"2195\" data-end=\"2275\"\u003e\n\u003cstrong data-start=\"2197\" data-end=\"2211\"\u003eApprovals:\u003c\/strong\u003e ABS, CE, CSA, DNV, EAC, IEC, KR, Lloyd's Register, RCM, UL, VDE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"2277\" data-end=\"2293\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"2294\" data-end=\"2378\"\u003e\n\u003cli data-section-id=\"7xjvzj\" data-start=\"2294\" data-end=\"2321\"\u003e\n\u003cstrong data-start=\"2296\" data-end=\"2313\"\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"l7ajc\" data-start=\"2322\" data-end=\"2340\"\u003e\n\u003cstrong data-start=\"2324\" data-end=\"2335\"\u003eSeries:\u003c\/strong\u003e 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"h041iv\" data-start=\"2341\" data-end=\"2378\"\u003e\n\u003cstrong data-start=\"2343\" data-end=\"2359\"\u003ePart Number:\u003c\/strong\u003e 3VA5150-5EF31-0AA0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2380\" data-end=\"2396\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2397\" data-end=\"2738\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"vc8hdo\" data-start=\"2397\" data-end=\"2436\"\u003eIndustrial Power Distribution Systems\u003c\/li\u003e\n\u003cli data-section-id=\"1aq811x\" data-start=\"2437\" data-end=\"2474\"\u003eCommercial Electrical Installations\u003c\/li\u003e\n\u003cli data-section-id=\"mioo3r\" data-start=\"2475\" data-end=\"2505\"\u003ePanelboards and Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"1lrsr2q\" data-start=\"2506\" data-end=\"2544\"\u003eFeeder and Branch Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"s1rvbh\" data-start=\"2545\" data-end=\"2592\"\u003eHVAC Equipment Protection (HACR Applications)\u003c\/li\u003e\n\u003cli data-section-id=\"qygm0x\" data-start=\"2593\" data-end=\"2625\"\u003eMotor and Equipment Protection\u003c\/li\u003e\n\u003cli data-section-id=\"74bo7g\" data-start=\"2626\" data-end=\"2659\"\u003eHigh Fault Current Applications\u003c\/li\u003e\n\u003cli data-section-id=\"11nl0i3\" data-start=\"2660\" data-end=\"2686\"\u003eManufacturing Facilities\u003c\/li\u003e\n\u003cli data-section-id=\"1rtxsh9\" data-start=\"2687\" data-end=\"2738\" data-is-last-node=\"\"\u003eReplacement of Siemens CED63B050 Circuit Breakers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48488565276921,"sku":"3VA5150-5EF31-0AA0","price":495.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/3VA5110-4EC31-0AA0-3-Pole-Circuit-Breaker_Siemens-1_2bf33340-b453-4eb1-8921-54a7b7336b8b.webp?v=1780664734","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-3va5150-5ef31-0aa0-50-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600y-347vac-500vdc","provider":"My Circuit Breakers","version":"1.0","type":"link"}