{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA1225-1AA32-0AD0","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA1225-1AA32-0AD0","canonicalUrl":"https://aoctrl.com/siemens/3VA1225-1AA32-0AD0","factsUrl":"https://aoctrl.com/api/mcp/products/3VA1225-1AA32-0AD0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 3VA1225-1AA32-0AD0, switch disconnector, 3-pole, In=250 A, without overload or short-circuit protection, IP40 front, busbar connection, 3 auxiliary switches HQ.","salesMarkdown":"The Siemens 3VA1225-1AA32-0AD0 is a SENTRON switch disconnector in an MCCB-style housing — 3-pole, rated 250 A continuous, with no overload or short-circuit protection built in. That makes it a pure isolation and switching device for a circuit that's already protected upstream or by a separate breaker. It's meant for applications where you need a visible air gap and a load-break rated switch, not a full molded-case breaker. The 250 A rating holds flat from 40 °C through 50 °C, then derates to 243 A at 55 °C, 237 A at 60 °C, 230 A at 65 °C, and 223 A at 70 °C. The mechanical service life is 15,000 operating cycles, typical for this class of disconnect. The main circuit connection is busbar, front terminal arrangement, so it's designed for busbar-stacked panels where you run the main feed horizontally and tap off vertically. No undervoltage release, no voltage trip, no communication module — it's a straightforward disconnect with aux contacts for remote position monitoring.","metaTitle":"Siemens 3VA1225-1AA32-0AD0 SENTRON Switch Disconnector, 250","metaDescription":"Siemens 3VA1225-1AA32-0AD0 SENTRON switch disconnector, 250 A, 3-pole, IP40 front. Active production. Sourced to order against RFQ. Current pricing and availability confirmed at qu","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"Depth":"70 mm","Width":"105 mm","Height":"158 mm","at 40 °C":"250 A","at 45 °C":"250 A","at 50 °C":"250 A","at 55 °C":"243 A","at 60 °C":"237 A","at 65 °C":"230 A","at 70 °C":"223 A","Trip Indicator":"No","Number Of Poles":"3","Voltage Trigger":"No","lifecycle_stage":"current","Product Brand Name":"SENTRON","Product Designation":"Switch disconnector","Undervoltage Release":"No","Design Of The Product":"in MCCB design","During Storage / Maximum":"80 °C","During Storage / Minimum":"-40 °C","power loss [W] / maximum":"57 W","During Operation / Maximum":"70 °C","During Operation / Minimum":"-25 °C","Design Of The Auxiliary Switch":"3 auxiliary switches HQ","Design Of The Auxiliary Release":"Without auxiliary release","Insulation Voltage / Rated Value":"800 V","protection class IP / on the front":"IP40","operating voltage / at AC / rated value":"690 V","operating voltage / at DC / rated value":"500 V","Product Function / Communication Function":"No","Undervoltage Release With Leading Contact":"No","reference code / according to IEC 81346-2":"Q","Product Extension / Optional / Motor Drive":"Yes","number of CO contacts / for auxiliary contacts":"3","Mechanical Service Life (Operating Cycles) / Typical":"15 000","Type Of Electrical Connection / For Main Current Circuit":"busbar connection","Arrangement Of Electrical Connectors / For Main Current Circuit":"Front terminal"}},"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=569240&mlfb=3VA1225-1AA32-0AD0","alternativesUrl":"https://aoctrl.com/api/mcp/products/3VA1225-1AA32-0AD0/alternatives.json"},"ai":{"faq":[{"question":"What are the key ratings for 3VA1225-1AA32-0AD0?","answer":"It's a 3-pole switch disconnector rated 250 A continuous at 40–50 °C, with a thermal derating curve down to 223 A at 70 °C. Insulation voltage is 800 V, operating voltage is 690 V AC or 500 V DC. Mechanical service life is 15,000 cycles."},{"question":"How does 3VA1225-1AA32-0AD0 compare to 3VA2225-5JQ32-0AK0?","answer":"The 3VA2225-5JQ32-0AK0 is a full molded-case circuit breaker with electronic overcurrent release (ETU560) and communication function, while the 3VA1225-1AA32-0AD0 is a switch disconnector with no overload or short-circuit protection. The breaker is deeper (86 mm vs. 70 mm) and taller (181 mm vs. 158 mm), so it won't drop into the same panel cutout without rework. If you need a disconnect only, the 3VA1225 is the right part; if you need integrated protection and communication, the 3VA2225 is the functional upgrade."},{"question":"Where can I buy 3VA1225-1AA32-0AD0?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution. Current pricing and availability 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/3VA1225-1AA32-0AD0","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/3VA1225-1AA32-0AD0 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}}