{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RT1526-1BA40","brand":"Siemens","brandSlug":"siemens","productSlug":"3RT1526-1BA40","canonicalUrl":"https://aoctrl.com/siemens/3RT1526-1BA40","factsUrl":"https://aoctrl.com/api/mcp/products/3RT1526-1BA40","rawCanonicalId":null},"summary":{"shortDescription":"Power contactor, AC-3 25 A, 11 kW / 400 V 12 V DC 4-pole, 2 NO + 2 NC, Size S0 Screw terminal!!! Phased-out product!!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2526-1BA40<<","salesMarkdown":null,"metaTitle":"3RT1526-1BA40 - Siemens","metaDescription":"Power contactor, AC-3 25 A, 11 kW / 400 V 12 V DC 4-pole, 2 NO + 2 NC, Size S0 Screw terminal!!! Phased-out product!!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2526-1BA40<<","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Contactors"],"specifications":{"Depth":"101 mm","Solid":"2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max. 2x (0.75 ... 4 mm²)","Width":"61 mm","at DC":"13 ... 40 ms","Height":"85 mm","Maximum":"2 000 m","Arcing time":"10 ... 15 ms","At The Side":"6 mm","Rated Value":"12 V","On The Front":"IP20","Initial Value":"0.8","Mounting type":"screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 50022","During Storage":"-55 ... +80 °C","Of The Terminal":"IP00","at AC-1 maximum":"1 000 1/h","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","Full-scale value":"1.1","Mounting position":"with vertical mounting surface +/-180° rotatable, with vertical mounting surface +/- 30° tiltable to the front and back","Size of contactor":"S0","Product brand name":"SIRIUS","Product designation":"power contactor","at 24 V rated value":"10 A","at 60 V rated value":"2 A","Of Contactor Typical":"10 000 000","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 440 V rated value":"1 A","Instantaneous Contact":"0","Side-by-side mounting":"Yes","For Main Current Circuit":"screw-type terminals","Single Or Multi-Stranded":"2x (0,5 ... 1,5 mm²), 2x (0,75 ... 2,5 mm²), max. 2x (0,75 ... 4 mm²)","per NC contact rated value":"20 A","per NO contact rated value":"20 A","Of Main Circuit Rated Value":"6 kV","at maximum AC-1 rated value":"10 mm²","Of Auxiliary Circuit Rated Value":"6 kV","at DC at 24 V maximum permissible":"0.016 A","Closing power of magnet coil at DC":"5.6 W","Holding power of magnet coil at DC":"5.4 W","Operating current at AC-12 maximum":"10 A","With Type Of Assignment 2 Required":"fuse gL/gG: 35 A","at 24 V per NC contact rated value":"35 A","at 24 V per NO contact rated value":"35 A","Protection against electrical shock":"finger-safe","at 110 V per NC contact rated value":"7.5 A","at 110 V per NO contact rated value":"15 A","at 220 V per NC contact rated value":"1.5 A","at 220 V per NO contact rated value":"3 A","at 230 V per NC contact rated value":"5.5 kW","at 230 V per NO contact rated value":"5.5 kW","at 400 V per NC contact rated value":"11 kW","at 400 V per NO contact rated value":"11 kW","at 440 V per NC contact rated value":"0.135 A","at 440 V per NO contact rated value":"0.27 A","at AWG conductors for main contacts":"2x (20 ... 16), 2x (18 ... 14), 1x 12","With Type Of Coordination 1 Required":"fuse gL/gG: 63 A","Reference code acc. to DIN EN 81346-2":"Q","Number of NC contacts for main contacts":"2","Number of NO contacts for main contacts":"2","Finely Stranded With Core End Processing":"2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)","Number of poles for main current circuit":"4","at AWG conductors for auxiliary contacts":"2x (20 ... 16), 2x (18 ... 14), 1x 12","Contact reliability of auxiliary contacts":"1 faulty switching per 100 million (17 V, 1 mA)","For Auxiliary And Control Current Circuit":"screw-type terminals","Type of voltage of the control supply voltage":"DC","Of Main Circuit With Degree Of Pollution 3 Rated Value":"690 V","Of The Contactor With Added Auxiliary Switch Block Typical":"10 000 000","Of Auxiliary Circuit With Degree Of Pollution 3 Rated Value":"690 V","For Short-Circuit Protection Of The Auxiliary Switch Required":"fuse gL/gG: 10 A","Of The Contactor With Added Electronics-Compatible Auxiliary Switch Block Typical":"5 000 000","Power loss [W] at AC-3 at 400 V for rated value of the operating current per conductor":"1.6 W"}},"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=272000&mlfb=3RT1526-1BA40","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RT1526-1BA40/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RT1526-1BA40","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/3RT1526-1BA40 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}}