{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SM2322-0","brand":"Siemens","brandSlug":"siemens","productSlug":"5SM2322-0","canonicalUrl":"https://aoctrl.com/siemens/5SM2322-0","factsUrl":"https://aoctrl.com/api/mcp/products/5SM2322-0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON 5SM2322-0, RCD-unit for 5SY, 2-pole, 40 A rated, 30 mA Type AC, instantaneous, IP20.","salesMarkdown":"The Siemens 5SM2322-0 is a SENTRON residual current device (RCD) designed as a companion unit for the 5SY series miniature circuit breakers. It is a 2-pole, instantaneous-trip RCD rated at 40 A with a 30 mA Type AC residual current sensitivity, intended for installation in distribution boards where it occupies 2 modular width units (71 mm wide). Rated insulation voltage is 460 V, surge voltage resistance is 4 000 V, and the operating frequency is 50 Hz. The unit carries a degree of pollution 2 and overvoltage category III, fitting standard residential and commercial panel environments. Supply connection can be made from top or bottom. The unit is not sealable. Temperature derating is specified from 40 °C upward: 37.2 A at 40 °C and 45 °C, 36 A at 50 °C, 34.8 A at 55 °C, 34 A at 60 °C, 33.2 A at 65 °C, and 32 A at 70 °C. The minimum test voltage is 195 V AC.","metaTitle":"Siemens 5SM2322-0 SENTRON RCD, 2-pole 40A 30mA Type AC","metaDescription":"Siemens 5SM2322-0 SENTRON RCD-unit for 5SY MCB. 2-pole, 40A, 30mA Type AC, instantaneous. 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":"71 mm","title":"5SM2322-0","Height":"90 mm","Maximum":"75 °C","Minimum":"-40 °C","Sealable":"No","description":"RC unit for 5SY, 2-pole, type AC, In: 40 A, 30 mA, Un AC: 230 V","Design Of Pole":"2 poles","Number Of Poles":"2","lifecycle_stage":"current","Fastening Method":"REG","Mounting Position":"any","at AC rated value":"40 A","Installation Depth":"70 mm","Product Brand Name":"SENTRON","Product Variations":"for 5SY","Degree Of Pollution":"2","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","Residual Current Type":"AC","at 40 °C rated value":"37.2 A","at 45 °C rated value":"37.2 A","at 50 °C rated value":"36 A","at 55 °C rated value":"34.8 A","at 60 °C rated value":"34 A","at 65 °C rated value":"33.2 A","at 70 °C rated value":"32 A","OFF-delay time adjustable":"No","For Testing Equipment Minimum":"195 V","Number Of Modular Width Units":"2","Position Of Power Supply Cord":"top or bottom","Rated Fault Current Adjustable":"No","Protection Function False Tripping":"Yes","Tripping Fault Current Rated Value":"30 mA","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","Type Of Voltage Of The Operating Voltage":"AC","Value Range Of The Supply Voltage Frequency":"50 Hz","Mechanical Service Life (Operating Cycles) Typical":"10 000","for rated value of the current at AC in hot operating state per pole":"3.6 W"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/54a8c3784aae74ec876a81b2786d6bbb.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=258911&mlfb=5SM2322-0"},"ai":{"faq":[{"question":"What is 5SM2322-0 used for?","answer":"It is a 2-pole residual current device (RCD) rated 40 A, 30 mA Type AC, designed to pair with a 5SY series MCB for personal protection against earth faults in 50 Hz AC circuits. Typical applications include residential and commercial distribution boards where sinusoidal residual currents are expected."},{"question":"What are the key ratings of 5SM2322-0?","answer":"Rated current 40 A (derated at elevated temperatures), residual current 30 mA Type AC, insulation voltage 460 V, surge voltage resistance 4 000 V, operating frequency 50 Hz, 2 poles, instantaneous trip, IP20 (in distribution board)."},{"question":"Will 5SM2322-0 drop into a panel that was specified around 5SL4363-7 without rewiring?","answer":"No. The 5SL4363-7 is a 4-pole RCBO with integrated overcurrent protection and Type B characteristic; the 5SM2322-0 is a 2-pole standalone RCD Type AC. They differ in pole count, footprint, and functionality — rewiring and a separate MCB are required."},{"question":"Where can I buy 5SM2322-0 and get current pricing?","answer":"The 5SM2322-0 is sourced and quoted to order against an RFQ through independent distribution channels. Availability and current pricing are confirmed at quote time — submit an RFQ for a firm price and lead time."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SM2322-0","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/5SM2322-0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}