{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY5232-7CC12","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY5232-7CC12","canonicalUrl":"https://aoctrl.com/siemens/5SY5232-7CC12","factsUrl":"https://aoctrl.com/api/mcp/products/5SY5232-7CC12","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 5SY5 series, MCB, 2-pole C32, 440V DC, 10kA breaking capacity, order code 5SY5232-7CC12.","salesMarkdown":"The Siemens 5SY5232-7CC12 is a 2-pole miniature circuit breaker from the 5SY5 series, rated C32 with a 440V DC breaking capacity of 10kA. This is a DC-rated MCB, so it's built for string monitoring in photovoltaic arrays, DC bus protection in drives, or battery-bank branch circuits — places where a standard AC MCB won't reliably extinguish the DC arc. The C32 curve means it holds 32 A continuous and trips magnetically between 5x and 10x rated current (160–320 A), sized for motor or transformer inrush without nuisance trips on a 32 A DC circuit. The 440V DC rating is the key spec — this isn't a general-purpose AC/DC breaker. DC arcs don't have a natural zero-crossing, so the arc chamber and contact gap are designed for DC interruption. The 10kA breaking capacity at 440V DC means it can safely clear a fault up to 10,000 A on a 440V DC bus without welding contacts or rupturing the case. The 2-pole configuration lets you break both the positive and negative conductors in a DC circuit, which is standard practice for ungrounded DC systems.","metaTitle":"Siemens 5SY5232-7CC12 MCB, 2P C32 440V DC 10kA","metaDescription":"Siemens 5SY5232-7CC12 miniature circuit breaker, 2-pole C32 curve, rated 440V DC with 10kA breaking capacity. Current lifecycle stage. Quoted to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["2-Pole MCB (DIN Rail)"],"specifications":{"title":"5SY5232-7CC12","description":"MCB 5SY5 CRH 440V DC 10KA 2P C32","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/40b3e418e6b65a2c055c06f98b23ba20.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=1265782&mlfb=5SY5232-7CC12"},"ai":{"faq":[{"question":"What is the 5SY5232-7CC12 used for?","answer":"It is a 2-pole C32 miniature circuit breaker rated for 440V DC with 10kA breaking capacity, used for DC branch circuit protection in photovoltaic arrays, DC bus systems, and battery banks."},{"question":"Where can I buy the 5SY5232-7CC12?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution channels. 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/5SY5232-7CC12","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/5SY5232-7CC12 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}}