{"product_id":"siemens-3va5330-5ec31-0aa0-400-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600vac-dc-rated","title":"Siemens 3VA5330-5EC31-0AA0 400 Amp 3-Pole Molded Case Circuit Breaker – Panel Mount – 240\/480\/600VAC \u0026 DC Rated","description":"\u003cdiv data-voice-floating-orb-focus-background=\"\" class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) pb-(--composer-overlap-px) [--composer-overlap-px:28px] grow flex\"\u003e\n\u003cdiv class=\"flex flex-col text-sm\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-20\" 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-5a08b3a83112-20\" data-turn-id-container=\"request-6a21ac48-87a0-83ec-890f-5a08b3a83112-20\" data-testid=\"conversation-turn-132\" 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=\"bf1451c5-56ae-4e92-aab1-47d03fb5001e\" 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=\"135\" data-end=\"806\"\u003eThe Siemens 3VA5330-5EC31-0AA0 is a heavy-duty molded case circuit breaker (MCCB) from the SENTRON 3VA5 series, designed for commercial and industrial power distribution systems. Built on the robust 3VA53 frame, this 400A, 3-pole breaker provides reliable long-time and instantaneous (LI) protection using a thermal-magnetic trip unit with fixed thermal and adjustable magnetic settings. With high interrupting performance up to 100kA at 480VAC, it delivers strong fault protection for high-energy electrical systems. The breaker is designed for Siemens 3VA panelboards and switchboards and is suitable for demanding distribution and feeder applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"yc43s8\" data-start=\"808\" data-end=\"830\"\u003eVoltage and Rating\u003c\/h3\u003e\n\u003cul data-start=\"832\" data-end=\"981\"\u003e\n\u003cli data-section-id=\"1om46o0\" data-start=\"832\" data-end=\"860\"\u003eCurrent Rating: 400 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"1ep5nc\" data-start=\"861\" data-end=\"903\"\u003eVoltage Rating: 240VAC, 480VAC, 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"13hyuq3\" data-start=\"904\" data-end=\"922\"\u003ePhase: 3-Phase\u003c\/li\u003e\n\u003cli data-section-id=\"12sfb1r\" data-start=\"923\" data-end=\"946\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"1x4nd2i\" data-start=\"947\" data-end=\"981\"\u003eAIC Rating:\n\u003cul data-start=\"963\" data-end=\"981\"\u003e\n\u003cli data-section-id=\"1tt1ek\" data-start=\"963\" data-end=\"981\"\u003e100kA @ 480VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uvdx3z\" data-start=\"983\" data-end=\"1005\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1007\" data-end=\"1520\"\u003e\n\u003cli data-section-id=\"182vtm7\" data-start=\"1007\" data-end=\"1059\"\u003eBreaker Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"1ps02u8\" data-start=\"1060\" data-end=\"1084\"\u003eSeries: SENTRON 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"s9zoqv\" data-start=\"1085\" data-end=\"1100\"\u003eFamily: 3VA\u003c\/li\u003e\n\u003cli data-section-id=\"97k7m9\" data-start=\"1101\" data-end=\"1136\"\u003ePart Number: 3VA5330-5EC31-0AA0\u003c\/li\u003e\n\u003cli data-section-id=\"i507bm\" data-start=\"1137\" data-end=\"1164\"\u003eFrame Size: 3VA53 Frame\u003c\/li\u003e\n\u003cli data-section-id=\"bad5e\" data-start=\"1165\" data-end=\"1192\"\u003eNumber of Poles: 3-Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1jku7n8\" data-start=\"1193\" data-end=\"1224\"\u003eMounting Style: Panel Mount\u003c\/li\u003e\n\u003cli data-section-id=\"aya10n\" data-start=\"1225\" data-end=\"1279\"\u003eTerminal Type: Lugs (not included where specified)\u003c\/li\u003e\n\u003cli data-section-id=\"1b3baop\" data-start=\"1280\" data-end=\"1317\"\u003eTrip Technology: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1cxaqxw\" data-start=\"1318\" data-end=\"1338\"\u003eTrip Unit: TM230\u003c\/li\u003e\n\u003cli data-section-id=\"ue0akg\" data-start=\"1339\" data-end=\"1365\"\u003eTrip Function Code: LI\u003c\/li\u003e\n\u003cli data-section-id=\"rgmkkq\" data-start=\"1366\" data-end=\"1423\"\u003eTrip Function: Long-Time and Instantaneous Protection\u003c\/li\u003e\n\u003cli data-section-id=\"gtcxsd\" data-start=\"1424\" data-end=\"1482\"\u003eTrip Adjustability: Fixed Thermal, Adjustable Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1vwficb\" data-start=\"1483\" data-end=\"1520\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"1522\" data-end=\"1550\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1552\" data-end=\"1811\"\u003e\n\u003cli data-section-id=\"1286rdo\" data-start=\"1552\" data-end=\"1622\"\u003eBreaking Capacity Class: Medium \/ high fault performance (Class M)\u003c\/li\u003e\n\u003cli data-section-id=\"9l1yze\" data-start=\"1623\" data-end=\"1684\"\u003eApplication: Industrial and Commercial Power Distribution\u003c\/li\u003e\n\u003cli data-section-id=\"df8m5\" data-start=\"1685\" data-end=\"1741\"\u003eCompatibility: Siemens 3VA Panelboards, Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"178gjm7\" data-start=\"1742\" data-end=\"1811\"\u003eConstruction Features: HACR Rated, Current Limiting, Reverse Feed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nr5bwx\" data-start=\"1813\" data-end=\"1840\"\u003eStandards and Approvals\u003c\/h3\u003e\n\u003cul data-start=\"1842\" data-end=\"1895\"\u003e\n\u003cli data-section-id=\"buyia9\" data-start=\"1842\" data-end=\"1876\"\u003eStandards: IEC 60947-2, UL 489\u003c\/li\u003e\n\u003cli data-section-id=\"1bvvze8\" data-start=\"1877\" data-end=\"1895\"\u003eApprovals: CSA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1aljov1\" data-start=\"1897\" data-end=\"1913\"\u003eProduct Data\u003c\/h3\u003e\n\u003cul data-start=\"1915\" data-end=\"2001\"\u003e\n\u003cli data-section-id=\"qi30mg\" data-start=\"1915\" data-end=\"1940\"\u003eManufacturer: Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"1ps02u8\" data-start=\"1941\" data-end=\"1965\"\u003eSeries: SENTRON 3VA5\u003c\/li\u003e\n\u003cli data-section-id=\"97k7m9\" data-start=\"1966\" data-end=\"2001\"\u003ePart Number: 3VA5330-5EC31-0AA0\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2003\" data-end=\"2019\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2021\" data-end=\"2337\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"yi6n97\" data-start=\"2021\" data-end=\"2062\"\u003eIndustrial Power Distribution Systems\u003c\/li\u003e\n\u003cli data-section-id=\"1cfavo2\" data-start=\"2063\" data-end=\"2102\"\u003eCommercial Electrical Installations\u003c\/li\u003e\n\u003cli data-section-id=\"5j9qow\" data-start=\"2103\" data-end=\"2135\"\u003ePanelboards and Switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"a5hesb\" data-start=\"2136\" data-end=\"2161\"\u003eMotor Control Centers\u003c\/li\u003e\n\u003cli data-section-id=\"tk43vu\" data-start=\"2162\" data-end=\"2191\"\u003eFeeder Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"a2bybv\" data-start=\"2192\" data-end=\"2221\"\u003eBranch Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"1g1kkou\" data-start=\"2222\" data-end=\"2260\"\u003eHeavy Electrical Load Distribution\u003c\/li\u003e\n\u003cli data-section-id=\"1pumc6t\" data-start=\"2261\" data-end=\"2296\"\u003eCritical Infrastructure Systems\u003c\/li\u003e\n\u003cli data-section-id=\"18ic5l8\" data-start=\"2297\" data-end=\"2337\" data-is-last-node=\"\"\u003eHigh Fault Current Protection Networks\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\n\u003cdiv aria-hidden=\"true\" class=\"pointer-events-none -mt-px h-px translate-y-[calc(var(--scroll-root-safe-area-inset-bottom)-14*var(--spacing))]\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"pointer-events-none translate-y-(--scroll-root-safe-area-inset-bottom) R6Vx5W_threadScrollVars min-h-(--gutter-remaining-height,0px) group-data-stream-active\/scroll-root:h-[calc(var(--thread-response-height)-16*var(--spacing))]\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"thread-bottom-container\" class=\"sticky bottom-0 z-10 group\/thread-bottom-container relative isolate w-full basis-auto has-data-has-thread-error:pt-2 has-data-has-thread-error:[box-shadow:var(--sharp-edge-bottom-shadow)] md:border-transparent md:pt-0 dark:border-white\/20 md:dark:border-transparent print:hidden content-fade single-line flex flex-col\"\u003e\n\u003cdiv class=\"relative mx-auto h-0\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"thread-bottom\"\u003e\n\u003cdiv class=\"text-base mx-auto [--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 class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 mb-[var(--thread-component-gap,1rem)]\"\u003e\n\u003cdiv class=\"w-full\"\u003e\n\u003cdiv class=\"pointer-events-auto relative z-1 flex h-(--composer-container-height,100%) max-w-full flex-(--composer-container-flex,1) flex-col\"\u003e\u003cform autocomplete=\"off\" class=\"group\/composer w-full\" data-type=\"unified-composer\"\u003e\n\u003cdiv class=\"hidden\"\u003e\u003c\/div\u003e\n\u003c\/form\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48490981589241,"sku":"3VA5330-5EC31-0AA0","price":2155.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/3VA5210-5EC61-0AA0-All-New-1_fef8fa42-42c7-4f8c-b519-46395d4c9b5a.webp?v=1780749453","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-3va5330-5ec31-0aa0-400-amp-3-pole-molded-case-circuit-breaker-panel-mount-240-480-600vac-dc-rated","provider":"My Circuit Breakers","version":"1.0","type":"link"}