{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY4311-7","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY4311-7","canonicalUrl":"https://aoctrl.com/siemens/5SY4311-7","factsUrl":"https://aoctrl.com/api/mcp/products/5SY4311-7","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SY4311-7, 3-pole miniature circuit breaker, C-curve, 10 kA (EN 60898-1) / 35 kA (IEC 60947-2), 400 V AC, 60 V DC, 3-module width, IP20.","salesMarkdown":"## Breaking capacity and standard compliance The 5SY4311-7: At DC per IEC 60947-2 it is rated 15 kA, and under UL 1077 it carries a 5 kA interrupting rating. Rated operating voltage is 400 V AC (440 V max single- or multi-phase) and 60 V DC (72 V max). ## Panel fit and environmental range Installation depth is 70 mm. Mounting position is any; the fastening system is a quick-assembly clip for snap-on rail installation. The enclosure is IP20 with conductors connected — suitable for dry indoor panel environments. It is designed for mechanical engineering and industrial applications per the manufacturer's suitability classification.","metaTitle":"Siemens 5SY4311-7 SENTRON 3-Pole MCB, C-Curve, 10 kA","metaDescription":"Siemens 5SY4311-7 SENTRON 3-pole MCB, C-curve, 10 kA per EN 60898-1, 35 kA per IEC 60947-2. Active production, sourced to order. Dimensions 90x54x76 mm.","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","Standard":"IEC / EN 60898-1, IEC / EN 60947-2 / UL1077","Halogen-Free":"Yes","Silicon-Free":"Yes","Design Of Pole":"3P","Number Of Poles":"3","lifecycle_stage":"current","Fastening Method":"Quick assembly system","Mounting Position":"any","at AC rated value":"400 V","at DC rated value":"60 V","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Degree Of Pollution":"3","Product Designation":"Miniature circuit breaker","protection class IP":"IP20, with connected conductors","Overvoltage Category":"III","Combined Terminal Top":"Yes","Energy Limitation Class":"3","Combined Terminal Bottom":"Yes","Suitability For Operation":"Mechanical engineering / industry","Neutral Conductor Switching":"No","Number Of Modular Width Units":"3","Position Of Power Supply Cord":"Any","Tripping Characteristic Class":"C","according to EN 60898 rated value":"10 kA","according to IEC 60947-2 rated value":"35 kA","Influence Of The Surrounding Temperature":"max. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C","Type Of Voltage Of The Operating Voltage":"AC","at DC according to IEC 60947-2 rated value":"15 kA","Value Range Of The Supply Voltage Frequency":"50/60 Hz","operating voltage at DC rated value maximum":"72 V","with multi-phase operation at AC rated value":"440 V","with single-phase operation at AC rated value":"440 V","at AC according to UL 1077 and CSA C22.2 No.235":"5 kA","vibration resistance according to IEC 60068-2-6":"±1mm at 5 to 25Hz; 50m/s² at 25 to 150Hz","Mechanical Service Life (Operating Cycles) Typical":"10 000","Product Extension Installable Supplementary Devices":"Yes","power loss [W] for rated value of the current at AC in hot operating state per pole":"2.2 W"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$238.17","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/1f272014663ac587a086b0fba7721182.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=523605&mlfb=5SY4311-7","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SY4311-7/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SY4311-7","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/5SY4311-7 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}}