{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SM2647-0","brand":"Siemens","brandSlug":"siemens","productSlug":"5SM2647-0","canonicalUrl":"https://aoctrl.com/siemens/5SM2647-0","factsUrl":"https://aoctrl.com/api/mcp/products/5SM2647-0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SM2647-0 RCD-unit, 4-pole, type AC, In: 100 A, IΔn: 300 mA, Un AC: 400 V, instantaneous, 5 MW, IP20.","salesMarkdown":"## Siemens SENTRON 5SM2647-0 RCD unit, 4-pole, 100 A, 300 mA The Siemens SENTRON 5SM2647-0 is a 4-pole residual current device (RCD) of type AC, rated for 100 A continuous current and 300 mA fault sensitivity at 400 V AC, 50 Hz. This RCD mounts in a SENTRON distribution board, occupying 5 modular width units (roughly 90 mm of DIN-rail space). ## Sourcing and lifecycle — active, quoted to order The part belongs to the SENTRON family of protection devices, used across residential, commercial, and industrial distribution. No official successor or replacement has been published; the 5SM2647-0 remains the current order code for a 4-pole 100 A/300 mA Type AC RCD in the 5SP4 system.","metaTitle":"Siemens 5SM2647-0 SENTRON RCD, 4-pole, 100 A, 300 mA, 400 V","metaDescription":"Siemens SENTRON 5SM2647-0 RCD unit, 4-pole, type AC, 100 A rated current, 300 mA fault current, 400 V AC. Active production. Quoted to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Residual Current Breakers (RCCB/RCBO)"],"specifications":{"Depth":"70 mm","Width":"124 mm","Height":"90 mm","Maximum":"45 °C","Minimum":"-25 °C","Sealable":"No","Number Of Poles":"4","lifecycle_stage":"current","Fastening Method":"REG","Mounting Position":"any","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Degree Of Pollution":"2","Maximum Permissible":"75 °C","Minimum Permissible":"-40 °C","Product Designation":"RCD-unit","protection class IP":"IP20, if the distribution board is installed, with connected conductors","Overvoltage Category":"III","Design Of The Product":"instantaneous","OFF-delay time adjustable":"No","Number Of Modular Width Units":"5","Rated Fault Current Adjustable":"No","Protection Function False Tripping":"Yes","insulation voltage (Ui) rated value":"460 V","Surge Voltage Resistance Rated Value":"4 000 V","Value Range Of The Operating Frequency":"50 Hz","reference code according to IEC 81346-2":"F","Value Range Of The Supply Voltage Frequency":"50 Hz","Supply Voltage For Testing Equipment Minimum":"195 V","Mechanical Service Life (Operating Cycles) Typical":"10 000","for rated value of the current at AC in hot operating state per pole":"5 W"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/4cb12d8c40a172b420db7edfc1fce3f2.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=239198&mlfb=5SM2647-0","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SM2647-0/alternatives.json"},"ai":{"faq":[{"question":"What are the key ratings of the 5SM2647-0?","answer":"The 5SM2647-0 is a 4-pole Type AC RCD rated at 100 A continuous current, 300 mA fault sensitivity, 400 V AC operating voltage, and 50 Hz frequency. It has an instantaneous trip characteristic with no adjustable time delay, and occupies 5 modular width units on a DIN rail."},{"question":"Where can I buy the 5SM2647-0?","answer":"The 5SM2647-0 is sourced and quoted to order against an RFQ through independent industrial automation distribution. Availability and current pricing are confirmed at quote time — submit an RFQ to receive a firm offer."},{"question":"What is the 5SM2647-0 used for?","answer":"This RCD provides earth leakage protection for 3-phase 4-wire circuits up to 100 A in SENTRON distribution boards. The 300 mA sensitivity makes it suitable for fire protection or equipment protection on main or sub-main circuits in commercial and industrial installations."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SM2647-0","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/5SM2647-0 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}}