{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA2440-7MS32-0KH0","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA2440-7MS32-0KH0","canonicalUrl":"https://aoctrl.com/siemens/3VA2440-7MS32-0KH0","factsUrl":"https://aoctrl.com/api/mcp/products/3VA2440-7MS32-0KH0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3VA2 IEC frame 630, breaking capacity class C, 3-pole, In=400A, Icu=110kA @ 415V, ETU310M electronic trip unit, shunt trip left 208-277V AC, 2 aux switches, 1 trip alarm switch.","salesMarkdown":"The Siemens 3VA2440-7MS32-0KH0 is a 3-pole IEC frame 630 circuit breaker rated 400 A continuous with a breaking capacity class C — Icu of 110 kA at 415 V AC. It ships with the ETU310M electronic trip unit configured for starter protection — short-circuit protection only (no overload function), with adjustable instantaneous pickup Ii from 3 to 15 x In. The 'M' designation means it's intended for motor starter coordination where the overload relay handles thermal protection. ## Integrated accessories Also includes the nut keeper kit for secure mounting.","metaTitle":"Siemens 3VA2440-7MS32-0KH0 Circuit Breaker, 400A, 110kA @ 41","metaDescription":"Siemens 3VA2440-7MS32-0KH0 IEC frame 630, 3-pole, 400A, Icu=110kA @ 415V, ETU310M trip unit, shunt trip, aux switches. Active production, available to order. Request quote.","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=1046669&mlfb=3VA2440-7MS32-0KH0","alternativesUrl":"https://aoctrl.com/api/mcp/products/3VA2440-7MS32-0KH0/alternatives.json"},"ai":{"faq":[{"question":"What is the breaking capacity of this breaker?","answer":"It has a breaking capacity class C with Icu = 110 kA at 415 V AC, suitable for high-fault installations."},{"question":"What accessories are included with 3VA2440-7MS32-0KH0?","answer":"Factory-fitted: a shunt trip left (208–277 V AC, 50/60 Hz), two auxiliary switches, one trip alarm switch, and a nut keeper kit."},{"question":"Where can I buy 3VA2440-7MS32-0KH0?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — submit an RFQ for a firm price and lead time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3VA2440-7MS32-0KH0","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/3VA2440-7MS32-0KH0 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}}