{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA2440-5HN32-0LJ0","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA2440-5HN32-0LJ0","canonicalUrl":"https://aoctrl.com/siemens/3VA2440-5HN32-0LJ0","factsUrl":"https://aoctrl.com/api/mcp/products/3VA2440-5HN32-0LJ0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3VA2 series, IEC frame 630, breaking capacity class M, 3-pole circuit breaker, 400 A, Icu=55 kA @ 415 V, ETU350 LSI trip unit, universal release 24 V DC, 2 auxiliary switches + 1 trip alarm switch.","salesMarkdown":"The Siemens 3VA2440-5HN32-0LJ0 is a 3-pole IEC frame 630 circuit breaker in the 3VA2 series, rated for line protection with an ETU350 LSI trip unit. Rated In=400 A, with overload protection Ir adjustable from 160 A to 400 A, short-circuit protection Isd from 1.5 to 10 x Ir, and instantaneous pickup Ii fixed at 12 x In.","metaTitle":"Siemens 3VA2440-5HN32-0LJ0 Circuit Breaker, 400A, 55kA @ 415","metaDescription":"Siemens 3VA2440-5HN32-0LJ0 IEC frame 630, 3-pole, 55kA @ 415V, ETU350 LSI protection, 400A, current production. Available to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/0eb36652ce522f093395d6bd0dd27e34.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=630126&mlfb=3VA2440-5HN32-0LJ0","alternativesUrl":"https://aoctrl.com/api/mcp/products/3VA2440-5HN32-0LJ0/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy 3VA2440-5HN32-0LJ0 and get a price?","answer":"The part is sourced and quoted to order against an RFQ through independent distribution; availability and current pricing are confirmed at quote time."},{"question":"What is the breaking capacity of 3VA2440-5HN32-0LJ0?","answer":"Icu=55 kA at 415 V (breaking capacity class M), which is the maximum fault current the breaker can safely interrupt at that voltage."},{"question":"What trip unit does this breaker use?","answer":"An ETU350 LSI electronic trip unit with adjustable overload (Ir=160-400 A), short-delay (Isd=1.5-10 x Ir), and instantaneous (Ii=12 x In) protection curves."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3VA2440-5HN32-0LJ0","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/3VA2440-5HN32-0LJ0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}