{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RA1125-1GL16-4BB4","brand":"Siemens","brandSlug":"siemens","productSlug":"3RA1125-1GL16-4BB4","canonicalUrl":"https://aoctrl.com/siemens/3RA1125-1GL16-4BB4","factsUrl":"https://aoctrl.com/api/mcp/products/3RA1125-1GL16-4BB4","rawCanonicalId":null},"summary":{"shortDescription":"Load feeder fuseless direct-on-line starting, 400 V AC 4.5...6.3 A, 24 V DC Size S00 1 NO + 1 NC (circuit breaker) 2 NC+2 NO (contactor),Screw terminal With slide adapter Type of coordination 1, Iq = 50 kA Circuit breaker S0!!! Phased-out product!!! Successor is SIRIUS 3RA2","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Motor Starters"],"specifications":{"Depth":"154 mm","Width":"45 mm","at DC":"24 ... 24 V","Height":"205 mm","lifecycle_stage":"current","During Operation":"-20 ... +70 °C","Fastening Method":"snap-on mounting","PROFINET protocol":"No","at DC rated value":"24 V","Product Brand Name":"SIRIUS","Type Of Assignment":"1","Size Of Load Feeder":"S0","PROFIBUS DP protocol":"No","at 400 V rated value":"2.2 kW","Design Of The Product":"direct starter","Number Of Digital Inputs":"0","Of The Supplied Contactor":"3RT1016-1BB44","NO-Load Switching Frequency":"15 1/s","Of The Supplied Link Module":"3RA1921-1AA00","Type Of The Motor Protection":"bimetal","Substance Prohibitance (Date)":"05/01/2012","Design Of The Switching Contact":"electromechanical","Of The Supplied Circuit-Breakers":"3RV1021-1GA15","protection class IP on the front":"IP20","Product Function Bus Communication":"No","reference code according to IEC 81346-2":"Q","Number Of Poles For Main Current Circuit":"3","Product Function Short Circuit Protection":"Yes","protocol is supported AS-Interface protocol":"No","number of CO contacts for auxiliary contacts":"0","number of NC contacts for auxiliary contacts":"3","number of NO contacts for auxiliary contacts":"3","Type Of Voltage Of The Control Supply Voltage":"DC","operating voltage at AC-3 rated value maximum":"400 V","Of The Supplied Standard Mounting Rail Adapter":"3RA1922-1L","operational current at AC-3 at 400 V rated value":"5 A","Type Of Electrical Connection For Main Current Circuit":"screw-type terminals","breaking capacity maximum short-circuit current (Icu) at 400 V rated value":"50 kA","Adjustable Current Response Value Current Of The Current-Dependent Overload Release":"4.5 ... 6.3 A"}},"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=473259&mlfb=3RA1125-1GL16-4BB4","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RA1125-1GL16-4BB4/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RA1125-1GL16-4BB4","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/3RA1125-1GL16-4BB4 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}}