{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SV4744-0","brand":"Siemens","brandSlug":"siemens","productSlug":"5SV4744-0","canonicalUrl":"https://aoctrl.com/siemens/5SV4744-0","factsUrl":"https://aoctrl.com/api/mcp/products/5SV4744-0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON series, RCCB, order code 5SV4744-0, 4-pole, 40 A, 500 mA trip, Type AC, 10 kA SCCR, DIN rail mount, IP20.","salesMarkdown":"The Siemens SENTRON 5SV4744-0 is a 4-pole residual current circuit breaker (RCCB) rated for 40 A at 50 Hz, tripping on a 500 mA residual current of Type AC. The instantaneous design (no short-time delay) clears fast, which keeps let-through energy low — the listed I²t is 58 000 A²·s. ## Thermal performance across the range That storage window covers handling in unheated warehouses; the operating limit is what governs the panel environment.","metaTitle":"Siemens 5SV4744-0 SENTRON RCCB, 4P, 40 A, 500 mA, Type AC","metaDescription":"Siemens SENTRON 5SV4744-0 RCCB, 4-pole, 40 A rated, 500 mA trip, Type AC, 10 kA SCCR, DIN rail mount, IP20, current lifecycle. Sourced 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":"72 mm","Height":"90 mm","Maximum":"45 °C","Minimum":"-25 °C","Number Of Poles":"4","lifecycle_stage":"current","Fastening Method":"DIN rail (REG)","Mounting Position":"any","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Maximum Permissible":"75 °C","Minimum Permissible":"-40 °C","Operating Frequency":"50 Hz","Product Designation":"RCCB","at AC / rated value":"40 A","protection class IP":"IP20, if the distribution board is installed, with connected conductors","Overvoltage Category":"III","Design Of The Product":"Instantaneous","Residual Current Type":"AC","I2t value / permissible":"58 000 A²·s","at 40 °C / rated value":"40 A","at 45 °C / rated value":"40 A","at 50 °C / rated value":"40 A","at 55 °C / rated value":"40 A","at 60 °C / rated value":"40 A","at 65 °C / rated value":"40 A","at 70 °C / rated value":"40 A","Short-Circuit Current Rating":"10 kA","Number Of Modular Width Units":"4","Product Feature / Silicon-Free":"Yes","acc. to EN 60898 / rated value":"0.8 kA","For Testing Equipment / Minimum":"100 V","Position / Of Power Supply Cord":"top or bottom","Let-Through Current / Permissible":"5 200 kA","Tripping Fault Current / Rated Value":"500 mA","Supply Voltage Frequency / Rated Value":"50 Hz","according to IEC 61008-1 / rated value":"0.8 kA","Switching Function / Short-Term Delayed":"No","size of installation devices / acc. to DIN 43880":"1","Mechanical Service Life (Switching Cycles) / Typical":"10 000"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/209311acb28db95441254b1d896c5ffd.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=171126&mlfb=5SV4744-0","alternativesUrl":"https://aoctrl.com/api/mcp/products/5SV4744-0/alternatives.json"},"ai":{"faq":[{"question":"What is the 5SV4744-0 used for?","answer":"It is a residual current circuit breaker (RCCB) that protects against earth faults by tripping when residual current exceeds 500 mA, Type AC (sensitive to sinusoidal AC faults). Rated 40 A, 4-pole, for 50 Hz distribution boards."},{"question":"What are the key ratings of the 5SV4744-0?","answer":"40 A rated current, 500 mA trip threshold, Type AC residual, 10 kA SCCR per IEC 61008-1, 4-pole, 50 Hz, instantaneous trip, I²t 58 000 A²·s."},{"question":"Where can I buy the 5SV4744-0?","answer":"Sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing confirmed at quote time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SV4744-0","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/5SV4744-0 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}}