{"product_id":"siemens-3va5170-4ec31-0aa0-70-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600y-347vac-500vdc","title":"Siemens 3VA5170-4EC31-0AA0 70 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-5a08b3a83112-0\" 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-5a08b3a83112-0\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-0\" data-testid=\"conversation-turn-42\" 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=\"02119d6b-6791-4dd7-879b-0d837cd9a402\" 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=\"971\"\u003eThe Siemens 3VA5170-4EC31-0AA0 is a robust molded case circuit breaker (MCCB) engineered for commercial and industrial power distribution systems. Built on the compact 3VA51 frame, this 3-pole, 70A breaker provides dependable overload and short-circuit protection through its TM230 thermal-magnetic trip unit. Featuring fixed thermal protection and adjustable magnetic protection, it allows for improved coordination with downstream devices while maintaining reliable fault-clearing performance. Designed for installation in Siemens P1, P2, and P3 panelboards, SB switchboards, and motor control centers, it serves as a direct replacement for legacy ED63B070 circuit breakers. Its current-limiting design, HACR rating, and reverse-feed capability make it an excellent choice for demanding electrical applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"yc43s8\" data-start=\"973\" data-end=\"995\"\u003eVoltage and Rating\u003c\/h3\u003e\n\u003cul data-start=\"996\" data-end=\"1207\"\u003e\n\u003cli data-section-id=\"q6ntg\" data-start=\"996\" data-end=\"1025\"\u003e\n\u003cstrong data-start=\"998\" data-end=\"1017\"\u003eCurrent Rating:\u003c\/strong\u003e 70 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1vo15dd\" data-start=\"1026\" data-end=\"1083\"\u003e\n\u003cstrong data-start=\"1028\" data-end=\"1047\"\u003eVoltage Rating:\u003c\/strong\u003e 240VAC, 480VAC, 600Y\/347VAC, 500VDC\u003c\/li\u003e\n\u003cli data-section-id=\"1murovg\" data-start=\"1084\" data-end=\"1104\"\u003e\n\u003cstrong data-start=\"1086\" data-end=\"1096\"\u003ePhase:\u003c\/strong\u003e 3-Phase\u003c\/li\u003e\n\u003cli data-section-id=\"1k2j0h4\" data-start=\"1105\" data-end=\"1130\"\u003e\n\u003cstrong data-start=\"1107\" data-end=\"1121\"\u003eFrequency:\u003c\/strong\u003e 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"3x2kvw\" data-start=\"1131\" data-end=\"1207\"\u003e\n\u003cstrong data-start=\"1133\" data-end=\"1148\"\u003eAIC Rating:\u003c\/strong\u003e\n\u003cul data-start=\"1151\" data-end=\"1207\"\u003e\n\u003cli data-section-id=\"hzrd8j\" data-start=\"1151\" data-end=\"1166\"\u003e65kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"yr8mx9\" data-start=\"1169\" data-end=\"1184\"\u003e25kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"jpg8o3\" data-start=\"1187\" data-end=\"1207\"\u003e14kA @ 600Y\/347VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"1209\" data-end=\"1231\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1232\" data-end=\"1727\"\u003e\n\u003cli data-section-id=\"13z4f0o\" data-start=\"1232\" data-end=\"1286\"\u003e\n\u003cstrong data-start=\"1234\" data-end=\"1251\"\u003eBreaker Type:\u003c\/strong\u003e Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"l7ajc\" data-start=\"1287\" data-end=\"1305\"\u003e\n\u003cstrong data-start=\"1289\" data-end=\"1300\"\u003eSeries:\u003c\/strong\u003e 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"16fe6a2\" data-start=\"1306\" data-end=\"1329\"\u003e\n\u003cstrong data-start=\"1308\" data-end=\"1323\"\u003eFrame Size:\u003c\/strong\u003e 3VA51\u003c\/li\u003e\n\u003cli data-section-id=\"1b7sbdh\" data-start=\"1330\" data-end=\"1359\"\u003e\n\u003cstrong data-start=\"1332\" data-end=\"1352\"\u003eNumber of Poles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1l1n3xv\" data-start=\"1360\" data-end=\"1393\"\u003e\n\u003cstrong data-start=\"1362\" data-end=\"1381\"\u003eMounting Style:\u003c\/strong\u003e Panel Mount\u003c\/li\u003e\n\u003cli data-section-id=\"fii6mb\" data-start=\"1394\" data-end=\"1419\"\u003e\n\u003cstrong data-start=\"1396\" data-end=\"1414\"\u003eTerminal Type:\u003c\/strong\u003e Lugs\u003c\/li\u003e\n\u003cli data-section-id=\"9uld3y\" data-start=\"1420\" data-end=\"1459\"\u003e\n\u003cstrong data-start=\"1422\" data-end=\"1442\"\u003eTrip Technology:\u003c\/strong\u003e Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1veldkz\" data-start=\"1460\" data-end=\"1482\"\u003e\n\u003cstrong data-start=\"1462\" data-end=\"1476\"\u003eTrip Unit:\u003c\/strong\u003e TM230\u003c\/li\u003e\n\u003cli data-section-id=\"10ttgyv\" data-start=\"1483\" data-end=\"1511\"\u003e\n\u003cstrong data-start=\"1485\" data-end=\"1508\"\u003eTrip Function Code:\u003c\/strong\u003e LI\u003c\/li\u003e\n\u003cli data-section-id=\"16robjh\" data-start=\"1512\" data-end=\"1571\"\u003e\n\u003cstrong data-start=\"1514\" data-end=\"1532\"\u003eTrip Function:\u003c\/strong\u003e Long-Time and Instantaneous Protection\u003c\/li\u003e\n\u003cli data-section-id=\"139l8iy\" data-start=\"1572\" data-end=\"1632\"\u003e\n\u003cstrong data-start=\"1574\" data-end=\"1597\"\u003eTrip Adjustability:\u003c\/strong\u003e Fixed Thermal, Adjustable Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"2144i0\" data-start=\"1633\" data-end=\"1727\"\u003e\n\u003cstrong data-start=\"1635\" data-end=\"1652\"\u003eFor Use With:\u003c\/strong\u003e Siemens P1, P2, P3 Panelboards, SB Switchboards, and Motor Control Centers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1729\" data-end=\"1757\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1758\" data-end=\"2095\"\u003e\n\u003cli data-section-id=\"15vnhe0\" data-start=\"1758\" data-end=\"1829\"\u003e\n\u003cstrong data-start=\"1760\" data-end=\"1786\"\u003eConstruction Features:\u003c\/strong\u003e HACR Rated, Current Limiting, Reverse Feed\u003c\/li\u003e\n\u003cli data-section-id=\"h60rf3\" data-start=\"1830\" data-end=\"1869\"\u003e\n\u003cstrong data-start=\"1832\" data-end=\"1855\"\u003eTemperature Rating:\u003c\/strong\u003e -25°C to 70°C\u003c\/li\u003e\n\u003cli data-section-id=\"d128t9\" data-start=\"1870\" data-end=\"1923\"\u003e\n\u003cstrong data-start=\"1872\" data-end=\"1897\"\u003eAccessories Included:\u003c\/strong\u003e None (Without Connection)\u003c\/li\u003e\n\u003cli data-section-id=\"10nxbx1\" data-start=\"1924\" data-end=\"2095\"\u003e\n\u003cstrong data-start=\"1926\" data-end=\"1948\"\u003eAvailable Options:\u003c\/strong\u003e Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Motor Operator, Handle Lock, Padlock Attachment, DIN Rail Adapter, Busbar System\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nr5bwx\" data-start=\"2097\" data-end=\"2124\"\u003eStandards and Approvals\u003c\/h3\u003e\n\u003cul data-start=\"2125\" data-end=\"2205\"\u003e\n\u003cli data-section-id=\"ujtupi\" data-start=\"2125\" data-end=\"2161\"\u003e\n\u003cstrong data-start=\"2127\" data-end=\"2141\"\u003eStandards:\u003c\/strong\u003e IEC 60947-2, UL 489\u003c\/li\u003e\n\u003cli data-section-id=\"1h8y797\" data-start=\"2162\" data-end=\"2205\"\u003e\n\u003cstrong data-start=\"2164\" data-end=\"2178\"\u003eApprovals:\u003c\/strong\u003e CE, CSA, EAC, IEC, UL, VDE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"2207\" data-end=\"2223\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"2224\" data-end=\"2308\"\u003e\n\u003cli data-section-id=\"7xjvzj\" data-start=\"2224\" data-end=\"2251\"\u003e\n\u003cstrong data-start=\"2226\" data-end=\"2243\"\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"l7ajc\" data-start=\"2252\" data-end=\"2270\"\u003e\n\u003cstrong data-start=\"2254\" data-end=\"2265\"\u003eSeries:\u003c\/strong\u003e 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"9yw9pt\" data-start=\"2271\" data-end=\"2308\"\u003e\n\u003cstrong data-start=\"2273\" data-end=\"2289\"\u003ePart Number:\u003c\/strong\u003e 3VA5170-4EC31-0AA0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2310\" data-end=\"2326\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2327\" data-end=\"2659\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1e8jn5z\" data-start=\"2327\" data-end=\"2366\"\u003eCommercial Power Distribution Systems\u003c\/li\u003e\n\u003cli data-section-id=\"xl1m6\" data-start=\"2367\" data-end=\"2404\"\u003eIndustrial Electrical Installations\u003c\/li\u003e\n\u003cli data-section-id=\"50vw0m\" data-start=\"2405\" data-end=\"2441\"\u003eSiemens P1, P2, and P3 Panelboards\u003c\/li\u003e\n\u003cli data-section-id=\"1jup1cy\" data-start=\"2442\" data-end=\"2459\"\u003eSB Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"c04670\" data-start=\"2460\" data-end=\"2483\"\u003eMotor Control Centers\u003c\/li\u003e\n\u003cli data-section-id=\"1lrsr2q\" data-start=\"2484\" data-end=\"2522\"\u003eFeeder and Branch Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"s1rvbh\" data-start=\"2523\" data-end=\"2570\"\u003eHVAC Equipment Protection (HACR Applications)\u003c\/li\u003e\n\u003cli data-section-id=\"1dklbos\" data-start=\"2571\" data-end=\"2608\"\u003eCurrent-Limiting Protection Systems\u003c\/li\u003e\n\u003cli data-section-id=\"1kwwx2k\" data-start=\"2609\" data-end=\"2659\" data-is-last-node=\"\"\u003eReplacement of Siemens ED63B070 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":48489396207865,"sku":"3VA5170-4EC31-0AA0","price":544.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/1111_161ab9b2-2fab-42fe-9210-3a5e31e0aa5c.webp?v=1780686578","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-3va5170-4ec31-0aa0-70-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600y-347vac-500vdc","provider":"My Circuit Breakers","version":"1.0","type":"link"}