{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RT1017-2KF42-0LA0","brand":"Siemens","brandSlug":"siemens","productSlug":"3RT1017-2KF42-0LA0","canonicalUrl":"https://aoctrl.com/siemens/3RT1017-2KF42-0LA0","factsUrl":"https://aoctrl.com/api/mcp/products/3RT1017-2KF42-0LA0","rawCanonicalId":null},"summary":{"shortDescription":"Power contactor, AC-3 12 A, 5.5 kW / 400 V 110 V DC, 3-pole, Size S00 Spring-type terminal 0.7-1.25*Us with varistor for railway application!!! Phased-out product!!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2017-2XF42-0LA2<<","salesMarkdown":null,"metaTitle":"3RT1017-2KF42-0LA0 - Siemens","metaDescription":"Power contactor, AC-3 12 A, 5.5 kW / 400 V 110 V DC, 3-pole, Size S00 Spring-type terminal 0.7-1.25*Us with varistor for railway application!!! Phased-out product!!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2017-2XF42-0LA2<<","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Contactors"],"specifications":{"Depth":"123 mm","Solid":"2x (0.25 ... 2.5 mm²)","Width":"45 mm","Height":"60 mm","Rated Value":"110 V","On The Front":"IP20","Initial Value":"0.7","Of The Terminal":"IP20","lifecycle_stage":"current","During Operation":"-40 ... +70 °C","Fastening Method":"screw and snap-on mounting onto 35 mm DIN rail according to DIN EN 50022","Full-Scale Value":"1.25","Size Of Contactor":"S00","Solid Or Stranded":"2x (0,25 ... 2,5 mm²)","Product Brand Name":"SIRIUS","Degree Of Pollution":"3","Product Designation":"power contactor","at 24 V rated value":"10 A","at 60 V rated value":"2 A","Of Contactor Typical":"30 000 000","at 110 V rated value":"1 A","at 220 V rated value":"0.3 A","at 230 V rated value":"6 A","at 400 V rated value":"3 A","at 500 V rated value":"5.5 kW","at 690 V rated value":"5.5 kW","Side-By-Side Mounting":"Yes","For Main Current Circuit":"spring-loaded terminals","at AC-2 at 400 V rated value":"5.5 kW","at AC-4 at 400 V rated value":"8.5 A","Substance Prohibitance (Date)":"07/01/2006","Design Of The Surge Suppressor":"with varistor","For Auxiliary And Control Circuit":"spring-loaded terminals","With Type Of Assignment 2 Required":"fuse gL/gG: 20 A","closing power of magnet coil at DC":"11 W","holding power of magnet coil at DC":"4 W","With Type Of Coordination 1 Required":"fuse gL/gG: 35 A","operational current at AC-12 maximum":"10 A","for AWG cables for auxiliary contacts":"2x (24 ... 14)","number of NC contacts for main contacts":"0","number of NO contacts for main contacts":"3","reference code according to IEC 81346-2":"Q","Finely Stranded With Core End Processing":"2x (0.25 ... 1.5 mm²)","Number Of Poles For Main Current Circuit":"3","Contact Reliability Of Auxiliary Contacts":"1 faulty switching per 100 million (17 V, 1 mA)","Finely Stranded Without Core End Processing":"2x (0.25 ... 2.5 mm²)","Type Of Voltage Of The Control Supply Voltage":"DC","Required Spacing For Grounded Parts At The Side":"6 mm","Installation Altitude At Height Above Sea Level Maximum":"2 000 m","Of The Contactor With Added Auxiliary Switch Block Typical":"10 000 000","For Short-Circuit Protection Of The Auxiliary Switch Required":"fuse gL/gG: 10 A","number of NC contacts for auxiliary contacts instantaneous contact":"0","number of NO contacts for auxiliary contacts instantaneous contact":"0","Of The Contactor With Added Electronically Optimized Auxiliary Switch Block Typical":"5 000 000"}},"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=254885&mlfb=3RT1017-2KF42-0LA0","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RT1017-2KF42-0LA0/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RT1017-2KF42-0LA0","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/3RT1017-2KF42-0LA0 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}}