{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"XT3NU3125AFF000XXX","brand":"ABB","brandSlug":"abb","productSlug":"XT3NU3125AFF000XXX","canonicalUrl":"https://aoctrl.com/abb/XT3NU3125AFF000XXX","factsUrl":"https://aoctrl.com/api/mcp/products/XT3NU3125AFF000XXX","rawCanonicalId":null},"summary":{"shortDescription":"ABB Tmax XT3N breaker frame, order code XT3NU3125AFF000XXX, 3-pole, 225 A fixed thermal-magnetic trip, frame mount, front flat terminals.","salesMarkdown":"## 225 A fixed thermal-magnetic frame The ABB XT3NU3125AFF000XXX is a Tmax XT3N frame breaker — 3-pole, 225 A fixed thermal-magnetic trip, frame-mounted with front flat terminals. Frame mounting means it bolts into a switchboard or panel bus, not a DIN rail — plan for bus-bar connections and a cutout in the gland plate.","metaTitle":"ABB XT3NU3125AFF000XXX Tmax Breaker Frame, 225 A, 3-Pole","metaDescription":"ABB Tmax XT3NU3125AFF000XXX frame-mounted 3-pole thermal-magnetic breaker, 225 A fixed rating with front flat terminals. Current production. Quoted to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Molded Case Circuit Breakers (MCCB)"],"specifications":{"Amps":"225","Poles":"3","title":"XT3NU3125AFF000XXX","Mounting":"Frame","description":"Tmax Breaker Frame|Tmax Breaker Frame Size XT3N 225 Thermal Magnetic Fixed 125-1250, 3-Pole Fixed + Front Flat Terminals","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/7f0585e739c0d670e2952ceefa4c4e34.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the 225 A rating on the XT3NU3125AFF000XXX?","answer":"The 225 A is the fixed continuous current rating — the breaker carries that load indefinitely at 40 °C ambient without tripping. The thermal-magnetic trip provides overload protection via a bimetal strip and short-circuit protection via a solenoid."},{"question":"Where can I buy the XT3NU3125AFF000XXX?","answer":"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 position."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/abb/XT3NU3125AFF000XXX","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/abb/XT3NU3125AFF000XXX when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}