{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RH2911-2NM31","brand":"Siemens","brandSlug":"siemens","productSlug":"3RH2911-2NM31","canonicalUrl":"https://aoctrl.com/siemens/3RH2911-2NM31","factsUrl":"https://aoctrl.com/api/mcp/products/3RH2911-2NM31","rawCanonicalId":null},"summary":{"shortDescription":"auxiliary switch, solid-state compatible, on the front, 3 NO + 1 NC,.3/.4,.3/.4,.3/.4,.1/.2, current path: 1 NO (solid-state compatible), 1 NO, 1 NO, 1 NC, spring-loaded terminal, for contactors 3RT2","salesMarkdown":null,"metaTitle":"3RH2911-2NM31 - Siemens","metaDescription":"auxiliary switch, solid-state compatible, on the front, 3 NO + 1 NC,.3/.4,.3/.4,.3/.4,.1/.2, current path: 1 NO (solid-state compatible), 1 NO, 1 NO, 1 NC, spring-loaded terminal, for contactors 3RT2","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Contactors"],"specifications":{"Depth":"47.7 mm","Width":"36 mm","Height":"41.5 mm","at 24 V":"0.3 A","at 48 V":"0.3 A","at 60 V":"0.3 A","During Storage":"-55 ... +80 °C","Leading Contact":"0","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","Fastening Method":"snap-on mounting","Lagging Switching":"0","Size Of Contactor":"S00, S0, S2, S3","Solid Or Stranded":"2x (0.5 ... 2.5 mm²)","Suitability For Use":"power contactor","Instantaneous Contact":"3","protection class IP on the front":"IP20","Surge Voltage Resistance Rated Value":"6 kV","at AWG cables for auxiliary contacts":"2x (20 ... 14)","Finely Stranded With Core End Processing":"2x (0.5 ... 1.5 mm²)","Contact Reliability Of Auxiliary Contacts":"one incorrect switching operation of 100 million switching operations (5 V, 1 mA)","mirror contact according to IEC 60947-4-1":"No","Finely Stranded Without Core End Processing":"2x (0.5 ... 2.5 mm²)","Mechanical Service Life (Operating Cycles) Typical":"5 000 000","Type Of Electrical Connection For Auxiliary And Control Circuit":"spring-loaded terminals","insulation voltage with degree of pollution 3 at AC rated value":"690 V","number of CO contacts of auxiliary contacts instantaneous contact":"0","AWG number as coded connectable conductor cross section for auxiliary contacts":"20 ... 14"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=1458577&mlfb=3RH2911-2NM31","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RH2911-2NM31/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RH2911-2NM31","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/3RH2911-2NM31 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}}