{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY5105-7CC11","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY5105-7CC11","canonicalUrl":"https://aoctrl.com/siemens/5SY5105-7CC11","factsUrl":"https://aoctrl.com/api/mcp/products/5SY5105-7CC11","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SY5105-7CC11, 1-pole C-curve miniature circuit breaker, 0.5 A, 10 kA DC breaking capacity per IEC 60947-2, designed for railway applications.","salesMarkdown":"Rated 0.5 A at 35 °C, derating to 0.38 A at 60 °C — the thermal curve matters when the breaker shares a crowded enclosure with other heat sources. IP20 with connected conductors means the busbar and wiring must be inside an enclosure — it is not a standalone outdoor device.","metaTitle":"Siemens 5SY5105-7CC11 SENTRON MCB, 1P C 0.5 A, 10 kA DC","metaDescription":"Siemens 5SY5105-7CC11 SENTRON miniature circuit breaker, 1-pole C-curve 0.5 A, 10 kA DC breaking capacity per IEC 60947-2, rated for railway applications. Sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["1-Pole MCB (DIN Rail)"],"specifications":{"Depth":"76 mm","Width":"18 mm","Height":"90 mm","Maximum":"75 °C","Minimum":"-40 °C","Sealable":"Yes","Halogen-Free":"Yes","Silicon-Free":"Yes","Design Of Pole":"1P","Number Of Poles":"1","lifecycle_stage":"current","Fastening Method":"Quick assembly system","Mounting Position":"any","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Degree Of Pollution":"3","Product Designation":"Miniature circuit breaker","acc. to IEC 81346-2":"F","at DC / rated value":"220 V","protection class IP":"IP20, with connected conductors","Overvoltage Category":"III","Combined Terminal Top":"Yes","Design Of The Product":"For railway applications","acc. to DIN EN 61346-2":"F","at 35 °C / rated value":"0.5 A","at 40 °C / rated value":"0.46 A","at 45 °C / rated value":"0.44 A","at 50 °C / rated value":"0.42 A","at 55 °C / rated value":"0.4 A","at 60 °C / rated value":"0.38 A","Combined Terminal Bottom":"Yes","Suitability For Operation":"Railway","Number Of Modular Width Units":"1","Tripping Characteristic Class":"C","Position / Of Power Supply Cord":"Consider polarity","Product Feature / Touch Protection":"Yes","Influence Of The Surrounding Temperature":"max. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C","at DC / acc. to IEC 60947-2 / rated value":"10 kA","Type Of Voltage / Of The Operating Voltage":"DC","vibration resistance / acc. to IEC 60068-2-6":"±1mm at 5 to 25Hz; 50m/s² at 25 to 150Hz","Product Component / Neutral Conductor Switching":"No","operating voltage / at DC / rated value / maximum":"250 V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/903c8fe204fc014164904e09b0a401f9.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=512909&mlfb=5SY5105-7CC11","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SY5105-7CC11/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy 5SY5105-7CC11 and how do I get a price?","answer":"This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time."},{"question":"What compliance documentation does this brand provide for 5SY5105-7CC11?","answer":"The breaker is designed for railway applications and carries IEC 60947-2 DC breaking capacity certification. It is halogen-free and silicon-free, and vibration-tested per IEC 60068-2-6."},{"question":"What is 5SY5105-7CC11's listed depth (76 mm) on this component line?","answer":"The overall depth is 76 mm; the installation depth (behind the panel face) is 70 mm."},{"question":"What is 5SY5105-7CC11's listed width (18 mm) on this component line?","answer":"The width is 18 mm, which corresponds to 1 modular unit on a standard DIN rail."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SY5105-7CC11","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/5SY5105-7CC11 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}}