{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA2450-5MQ32-0DH0","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA2450-5MQ32-0DH0","canonicalUrl":"https://aoctrl.com/siemens/3VA2450-5MQ32-0DH0","factsUrl":"https://aoctrl.com/api/mcp/products/3VA2450-5MQ32-0DH0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3VA2 series, IEC frame 630, breaking capacity class M, Icu=55kA @ 415V, 3-pole, motor protection ETU860M, LSIG, In=500A, overload protection Ir=200A...500A, short-circuit protection Isd=1.2..15x In, Ii=3..15x In, ground-fault protection Ig=0.2...1 x In, tg=0.05-0.8s, undervoltage release 208-230 V AC 50/60 Hz accessory.","salesMarkdown":"The Siemens 3VA2450-5MQ32-0DH0 is a 3-pole IEC frame 630 circuit breaker with a breaking capacity class M, rated Icu=55kA @ 415V. It carries the ETU860M electronic trip unit configured for motor protection with LSIG (long-time, short-time, instantaneous, ground-fault) protection. The rated current In=500A, with overload protection Ir adjustable from 200A to 500A, short-circuit protection Isd from 1.2 to 15 times In, and instantaneous protection Ii from 3 to 15 times In. Ground-fault protection Ig is adjustable from 0.2 to 1 times In with a time delay tg of 0.05 to 0.8 seconds. An undervoltage release rated 208-230 V AC 50/60 Hz is included as an accessory.","metaTitle":"Siemens 3VA2450-5MQ32-0DH0 Circuit Breaker, 55kA @ 415V, 500","metaDescription":"Siemens 3VA2450-5MQ32-0DH0 circuit breaker, IEC frame 630, class M Icu=55kA @ 415V, 3-pole, motor protection ETU860M, LSIG, In=500A. Current lifecycle stage. Available to order.","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":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=1477454&mlfb=3VA2450-5MQ32-0DH0","alternativesUrl":"https://aoctrl.com/api/mcp/products/3VA2450-5MQ32-0DH0/alternatives.json"},"ai":{"faq":[{"question":"What is the breaking capacity of 3VA2450-5MQ32-0DH0?","answer":"The breaking capacity class M gives Icu=55kA @ 415V, which means it can safely interrupt fault currents up to 55kA at that voltage without upstream cascading."},{"question":"What protection functions does the ETU860M trip unit provide?","answer":"The ETU860M provides LSIG protection: long-time (overload) with Ir adjustable 200A-500A, short-time with Isd adjustable 1.2-15x In, instantaneous with Ii adjustable 3-15x In, and ground-fault with Ig adjustable 0.2-1x In and time delay tg 0.05-0.8s."},{"question":"Where can I buy 3VA2450-5MQ32-0DH0?","answer":"This part is sourced to order against an RFQ through independent distribution. Submit a request for current pricing and availability — we confirm both at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3VA2450-5MQ32-0DH0","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/3VA2450-5MQ32-0DH0 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}}