{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SL4314-8","brand":"Siemens","brandSlug":"siemens","productSlug":"5SL4314-8","canonicalUrl":"https://aoctrl.com/siemens/5SL4314-8","factsUrl":"https://aoctrl.com/api/mcp/products/5SL4314-8","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SL4314-8, 3-pole miniature circuit breaker, D tripping characteristic, 0.3 A rated current, 10 kA breaking capacity, 400 V AC.","salesMarkdown":"The Siemens 5SL4314-8 is a SENTRON 3-pole miniature circuit breaker with a D tripping characteristic, rated 0.3 A at 400 V AC and breaking 10 kA per IEC 60898 and IEC 60947-2. ## Dimensions & mounting ## Environmental & approvals Rated for ambient temperatures from -40 °C to +75 °C, with derated current values at elevated temperatures (0.28 A at 40 °C, 0.26 A at 55 °C). Halogen-free and silicon-free construction. Sealable for tamper-proof installations. Touch protection integrated.","metaTitle":"Siemens 5SL4314-8 SENTRON MCB, 3P D 0.3A 10kA","metaDescription":"Siemens 5SL4314-8 SENTRON miniature circuit breaker, 3-pole, D-curve, 0.3 A rated current, 10 kA breaking capacity per IEC/EN 60898 & 60947-2. Active production. Quoted to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Miniature Circuit Breakers (MCB)"],"specifications":{"Depth":"76 mm","Width":"54 mm","Height":"90 mm","Maximum":"75 °C","Minimum":"-40 °C","Sealable":"Yes","Halogen-Free":"Yes","Silicon-Free":"Yes","Number Of Poles":"3","Type Of Voltage":"AC","lifecycle_stage":"current","Mounting Position":"any","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Degree Of Pollution":"2","Product Designation":"Miniature circuit breaker","acc. to IEC 81346-2":"F","at AC / rated value":"0.3 A","protection class IP":"IP20, with connected conductors","Overvoltage Category":"III","Number Of Poles / Note":"3P","acc. to DIN EN 61346-2":"F","Energy Limitation Class":"3","at 30 °C / rated value":"0.3 A","at 40 °C / rated value":"0.28 A","at 45 °C / rated value":"0.28 A","at 55 °C / rated value":"0.26 A","Suitability For Operation":"Residential buildings/infrastructure","Number Of Modular Width Units":"3","Tripping Characteristic Class":"D","at DC / rated value / maximum":"72 V","acc. to EN 60898 / rated value":"10 kA","acc. to IEC 60947-2 / rated value":"10 kA","Product Feature / Touch Protection":"Yes","supply voltage / at AC / rated value":"400 V","Influence Of The Surrounding Temperature":"+55 °C, max. 95% humidity","with multi-phase operation / at AC / maximum":"440 V","Product Function / Neutral Conductor Switching":"No","with multi-phase operation / at AC / rated value":"440 V","Mechanical Service Life (Operating Cycles) / Typical":"10 000"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/c33d831d74aa9e0bbe8cf82f9a2a9e18.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=191670&mlfb=5SL4314-8","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SL4314-8/alternatives.json"},"ai":{"faq":[{"question":"What is the breaking capacity of 5SL4314-8?","answer":"10 kA per both IEC 60898 and IEC 60947-2, which covers most residential and light commercial panel fault levels."},{"question":"Where can I buy 5SL4314-8?","answer":"Sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing confirmed at quote time."},{"question":"What does the D-curve mean on this breaker?","answer":"The D tripping characteristic allows magnetic trips at 10–20× rated current, so it handles high inrush from motor or transformer loads without nuisance tripping."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SL4314-8","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/5SL4314-8 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}}