{"product_id":"siemens-3va5335-5ec31-0aa0-350-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600vac-rated","title":"Siemens 3VA5335-5EC31-0AA0 350 Amp 3-Pole Molded Case Circuit Breaker – Panel Mount – 240\/480\/600VAC Rated","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-23\" 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-5a08b3a83112-23\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-23\" data-testid=\"conversation-turn-138\" 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=\"fb74773f-38e7-4ba5-843c-ce81cb6e54b7\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" 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=\"130\" data-end=\"679\"\u003eThe Siemens 3VA5335-5EC31-0AA0 is a high-capacity molded case circuit breaker (MCCB) from the SENTRON 3VA5 series, designed for demanding industrial and commercial power distribution systems. Built on the robust 3VA53 frame, this 350A, 3-pole breaker delivers reliable long-time and instantaneous (LI) protection using a TM230 thermal-magnetic trip unit with fixed thermal and adjustable magnetic settings. It is engineered for high fault current environments and provides dependable protection for feeder and distribution circuits.\u003c\/p\u003e\n\u003cp data-start=\"681\" data-end=\"971\"\u003eThis breaker is designed for Siemens 3VA panelboards and switchboards and installs seamlessly into Siemens 3VA systems. It also serves as a replacement for legacy JXD63B350 breakers when used with the appropriate retrofit kit, supporting modernization of existing electrical infrastructure.\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=\"997\" data-end=\"1261\"\u003e\n\u003cli data-section-id=\"lb9j36\" data-start=\"997\" data-end=\"1025\"\u003eCurrent Rating: 350 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1g7cfcg\" data-start=\"1026\" data-end=\"1094\"\u003eVoltage Rating: 240VAC, 480Y\/277VAC, 480VAC, 600Y\/347VAC, 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"13hyuq3\" data-start=\"1095\" data-end=\"1113\"\u003ePhase: 3-Phase\u003c\/li\u003e\n\u003cli data-section-id=\"12sfb1r\" data-start=\"1114\" data-end=\"1137\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"1ox0apq\" data-start=\"1138\" data-end=\"1261\"\u003eAIC Rating:\n\u003cul data-start=\"1154\" data-end=\"1261\"\u003e\n\u003cli data-section-id=\"aw9iru\" data-start=\"1154\" data-end=\"1171\"\u003e85kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1hcd29b\" data-start=\"1174\" data-end=\"1196\"\u003e35kA @ 480Y\/277VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1vwgnt7\" data-start=\"1199\" data-end=\"1216\"\u003e35kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"v22l1k\" data-start=\"1219\" data-end=\"1241\"\u003e18kA @ 600Y\/347VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1w4do8e\" data-start=\"1244\" data-end=\"1261\"\u003e18kA @ 600VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"1263\" data-end=\"1285\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1287\" data-end=\"1769\"\u003e\n\u003cli data-section-id=\"182vtm7\" data-start=\"1287\" data-end=\"1339\"\u003eBreaker Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"1ps02u8\" data-start=\"1340\" data-end=\"1364\"\u003eSeries: SENTRON 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"s9zoqv\" data-start=\"1365\" data-end=\"1380\"\u003eFamily: 3VA\u003c\/li\u003e\n\u003cli data-section-id=\"30xwxg\" data-start=\"1381\" data-end=\"1416\"\u003ePart Number: 3VA5335-5EC31-0AA0\u003c\/li\u003e\n\u003cli data-section-id=\"i507bm\" data-start=\"1417\" data-end=\"1444\"\u003eFrame Size: 3VA53 Frame\u003c\/li\u003e\n\u003cli data-section-id=\"bad5e\" data-start=\"1445\" data-end=\"1472\"\u003eNumber of Poles: 3-Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1jku7n8\" data-start=\"1473\" data-end=\"1504\"\u003eMounting Style: Panel Mount\u003c\/li\u003e\n\u003cli data-section-id=\"1nbdjus\" data-start=\"1505\" data-end=\"1528\"\u003eTerminal Type: Lugs\u003c\/li\u003e\n\u003cli data-section-id=\"1b3baop\" data-start=\"1529\" data-end=\"1566\"\u003eTrip Technology: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1cxaqxw\" data-start=\"1567\" data-end=\"1587\"\u003eTrip Unit: TM230\u003c\/li\u003e\n\u003cli data-section-id=\"ue0akg\" data-start=\"1588\" data-end=\"1614\"\u003eTrip Function Code: LI\u003c\/li\u003e\n\u003cli data-section-id=\"rgmkkq\" data-start=\"1615\" data-end=\"1672\"\u003eTrip Function: Long-Time and Instantaneous Protection\u003c\/li\u003e\n\u003cli data-section-id=\"gtcxsd\" data-start=\"1673\" data-end=\"1731\"\u003eTrip Adjustability: Fixed Thermal, Adjustable Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1vwficb\" data-start=\"1732\" data-end=\"1769\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1771\" data-end=\"1799\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1801\" data-end=\"2056\"\u003e\n\u003cli data-section-id=\"ktmh1r\" data-start=\"1801\" data-end=\"1846\"\u003eBreaking Capacity Class: Medium (Class M)\u003c\/li\u003e\n\u003cli data-section-id=\"9l1yze\" data-start=\"1847\" data-end=\"1908\"\u003eApplication: Industrial and Commercial Power Distribution\u003c\/li\u003e\n\u003cli data-section-id=\"df8m5\" data-start=\"1909\" data-end=\"1965\"\u003eCompatibility: Siemens 3VA Panelboards, Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"s136fy\" data-start=\"1966\" data-end=\"2056\"\u003eConstruction Features: HACR Rated, Current Limiting, Reverse Feed, Trip-Free Mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nr5bwx\" data-start=\"2058\" data-end=\"2085\"\u003eStandards and Approvals\u003c\/h3\u003e\n\u003cul data-start=\"2087\" data-end=\"2173\"\u003e\n\u003cli data-section-id=\"buyia9\" data-start=\"2087\" data-end=\"2121\"\u003eStandards: IEC 60947-2, UL 489\u003c\/li\u003e\n\u003cli data-section-id=\"10av85s\" data-start=\"2122\" data-end=\"2173\"\u003eApprovals: UL, CSA, CE, EAC, IEC, RCM, VDE, ABS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"2175\" data-end=\"2191\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"2193\" data-end=\"2279\"\u003e\n\u003cli data-section-id=\"qi30mg\" data-start=\"2193\" data-end=\"2218\"\u003eManufacturer: Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"1ps02u8\" data-start=\"2219\" data-end=\"2243\"\u003eSeries: SENTRON 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"30xwxg\" data-start=\"2244\" data-end=\"2279\"\u003ePart Number: 3VA5335-5EC31-0AA0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2281\" data-end=\"2297\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2299\" data-end=\"2642\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"yi6n97\" data-start=\"2299\" data-end=\"2340\"\u003eIndustrial Power Distribution Systems\u003c\/li\u003e\n\u003cli data-section-id=\"1cfavo2\" data-start=\"2341\" data-end=\"2380\"\u003eCommercial Electrical Installations\u003c\/li\u003e\n\u003cli data-section-id=\"5j9qow\" data-start=\"2381\" data-end=\"2413\"\u003ePanelboards and Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"a5hesb\" data-start=\"2414\" data-end=\"2439\"\u003eMotor Control Centers\u003c\/li\u003e\n\u003cli data-section-id=\"tk43vu\" data-start=\"2440\" data-end=\"2469\"\u003eFeeder Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"a2bybv\" data-start=\"2470\" data-end=\"2499\"\u003eBranch Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"1msjpjf\" data-start=\"2500\" data-end=\"2535\"\u003eHigh Fault Current Applications\u003c\/li\u003e\n\u003cli data-section-id=\"1g1kkou\" data-start=\"2536\" data-end=\"2574\"\u003eHeavy Electrical Load Distribution\u003c\/li\u003e\n\u003cli data-section-id=\"1pumc6t\" data-start=\"2575\" data-end=\"2610\"\u003eCritical Infrastructure Systems\u003c\/li\u003e\n\u003cli data-section-id=\"1vwgmrb\" data-start=\"2611\" data-end=\"2642\" data-is-last-node=\"\"\u003eRetrofit and Upgrade Projects\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":48491002953977,"sku":"3VA5335-5EC31-0AA0","price":2155.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/111111_61a9d03d-0952-4d9c-81af-3d5839928172.webp?v=1780749848","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-3va5335-5ec31-0aa0-350-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600vac-rated","provider":"My Circuit Breakers","version":"1.0","type":"link"}