{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY4332-8CV","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY4332-8CV","canonicalUrl":"https://aoctrl.com/siemens/5SY4332-8CV","factsUrl":"https://aoctrl.com/api/mcp/products/5SY4332-8CV","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 5SY4332-8CV, MCB, Icu=15kA 400V, 3-pole, D32 characteristic.","salesMarkdown":"In a panel fed by a transformer with a high short-circuit capacity, that 15 kA rating means this breaker can sit downstream of a main breaker or fuse without needing a current-limiting device upstream to protect it. The D32 curve means it is designed for loads with a high inrush current — typically motor starters, small transformers, or discharge lighting. The D characteristic holds its thermal-magnetic trip above 10× to 20× rated current, so it will not nuisance-trip on the starting surge of a 7.5 kW motor or a control transformer. For a panel builder wiring a machine cell, that is the difference between a breaker that holds on first start and one that sends you back to the cabinet with a screwdriver. The 3-pole footprint takes three module widths (about 54 mm). For a panel OEM wireman, that means it fits the same DIN rail as the rest of the Siemens 5SY series — no adapter, no special end clamp. The D32 curve and 15 kA Icu make it a straight drop-in for motor branch circuits in a distribution board or a machine control cabinet.","metaTitle":"Siemens 5SY4332-8CV MCB, 15kA Icu 400V 3P D32","metaDescription":"Siemens 5SY4332-8CV MCB, 15kA interrupting capacity at 400V, 3-pole D32 curve. Current lifecycle stage. Quoted to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Miniature Circuit Breakers (MCB)"],"specifications":{"title":"5SY4332-8CV","description":"MCB Icu=15KA 400V 3P D32","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/3005a3fc0c6b706dbf4065bcce7fe9d7.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=1531599&mlfb=5SY4332-8CV"},"ai":{"faq":[{"question":"What is the interrupting capacity of the 5SY4332-8CV?","answer":"The 5SY4332-8CV has a 15 kA interrupting capacity (Icu) at 400 V AC, 3-pole, with a D32 tripping characteristic."},{"question":"Where can I buy the 5SY4332-8CV?","answer":"We source and quote the 5SY4332-8CV to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SY4332-8CV","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/5SY4332-8CV 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}}