{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RT1054-2AR36","brand":"Siemens","brandSlug":"siemens","productSlug":"3RT1054-2AR36","canonicalUrl":"https://aoctrl.com/siemens/3RT1054-2AR36","factsUrl":"https://aoctrl.com/api/mcp/products/3RT1054-2AR36","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS power contactor, 3RT1054-2AR36, Size S6, rated 440-480 V AC, screw fixing, spring-type coil terminals.","salesMarkdown":"It'll handle 400 V European gear too, but the coil and main poles are specced for that 480 V sweet spot. Mechanical life of 10 million operations typical for this contactor size — that's the mechanical endurance of the switching mechanism before wear-out. Electrical life depends on the load: at AC-3 (motor starting) it's rated for 1000 operations per hour max; at AC-4 (inching/plugging) it drops to 130 per hour. That's flexible enough for most panel layouts, but keep the arcing clearance in mind: 10 mm upward, 20 mm forward, 10 mm sideways, 10 mm downward. Main power terminals accept stranded wire from 25 to 120 mm² — that's serious cable, appropriate for the Size S6 frame. Auxiliary and coil terminals use 2x 0.25 to 2.5 mm² solid or stranded, spring-cage style. Fastening is via screw fixing through a single 9 mm hole. That's a bolt-down mount, not DIN rail — plan for a drilled backplate or mounting bracket.","metaTitle":"Siemens 3RT1054-2AR36 SIRIUS Power Contactor, Size S6, 440-4","metaDescription":"Siemens 3RT1054-2AR36 SIRIUS power contactor, Size S6. Rated 440-480V AC. Screw fixing, spring-type coil terminals. Active production. Sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Contactors"],"specifications":{"Depth":"170 mm","Solid":"2x (0.25 ... 2.5 mm²)","Width":"120 mm","at AC":"40 ... 60 ms","at DC":"40 ... 60 ms","Height":"172 mm","Upwards":"10 mm","Forwards":"20 mm","Stranded":"25 ... 120 mm²","at 50 Hz":"0.8","at 60 Hz":"0.8","Downwards":"10 mm","Arcing Time":"10 ... 15 ms","At The Side":"10 mm","Rated Value":"440 ... 480 V","Initial Value":"0.8","During Storage":"-55 ... +80 °C","Of Magnet Coil":"Spring-type terminals","Number Of Holes":"1","at AC-1 maximum":"800 1/h","at AC-2 maximum":"400 1/h","at AC-3 maximum":"1 000 1/h","at AC-4 maximum":"130 1/h","lifecycle_stage":"current","Auxiliary Switch":"Yes","During Operation":"-25 ... +60 °C","Fastening Method":"screw fixing","Full-Scale Value":"1.1","at AC-3e maximum":"1 000 1/h","Diameter Of Holes":"9 mm","Mounting Position":"with vertical mounting surface +/-90° rotatable, with vertical mounting surface +/- 22.5° tiltable to the front and back","Size Of Contactor":"S6","Solid Or Stranded":"2x (0,25 ... 2,5 mm²)","Product Brand Name":"SIRIUS","Product Designation":"Power contactor","at 24 V rated value":"10 A","at 48 V rated value":"2 A","at 60 V rated value":"2 A","Of Contactor Typical":"10 000 000","at 110 V rated value":"1 A","at 125 V rated value":"0.9 A","at 220 V rated value":"0.3 A","at 230 V rated value":"25 hp","at 400 V rated value":"3 A","at 440 V rated value":"1.4 A","at 480 V rated value":"124 A","at 50 Hz rated value":"440 ... 480 V","at 500 V rated value":"2 A","at 60 Hz rated value":"440 ... 480 V","at 600 V rated value":"125 A","at 690 V rated value":"1 A","Side-By-Side Mounting":"Yes","at 1000 V rated value":"75 kW","For Auxiliary Contacts":"24 ... 14","Width Of Connection Bar":"17 mm","For Main Current Circuit":"Connection bar","at 200/208 V rated value":"40 hp","at 220/230 V rated value":"50 hp","at 460/480 V rated value":"100 hp","at 575/600 V rated value":"125 hp","Relative Humidity Minimum":"10 %","Of Main Circuit Rated Value":"8 kV","Thickness Of Connection Bar":"3 mm","at AC-3 rated value maximum":"1 000 V","at AC in hot operating state":"21 W","at AC-3e rated value maximum":"1 000 V","at AC-4 at 400 V rated value":"97 A","safety-related switching OFF":"Yes","Substance Prohibitance (Date)":"05/01/2012","Design Of The Surge Suppressor":"with varistor","Of Auxiliary Circuit Rated Value":"6 kV","at AC-5a up to 690 V rated value":"140 A","at AC-5b up to 400 V rated value":"95 A","For Auxiliary And Control Circuit":"spring-loaded terminals","Function Module For Communication":"No","With Type Of Assignment 2 Required":"gG: 250 A (690 V, 100 kA), aM: 200 A (690 V, 50 kA), BS88: 250 A (415 V, 50 kA)","Without Load Current Share Typical":"5.2 W","closing power of magnet coil at DC":"360 W","holding power of magnet coil at DC":"5.2 W","At Contactor For Auxiliary Contacts":"Spring-type terminals","With Type Of Coordination 1 Required":"gG: 355 A (690 V, 100 kA)","operational current at AC-12 maximum":"10 A","at AC in hot operating state per pole":"7 W","for AWG cables for auxiliary contacts":"2x (24 ... 14)","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)","mirror contact according to IEC 60947-4-1":"Yes","Finely Stranded Without Core End Processing":"2x (0.25 ... 2.5 mm²)","Type Of Voltage Of The Control Supply Voltage":"AC/DC","Limited To 1 S Switching At Zero Current Maximum":"2 565 A; Use minimum cross-section acc. to AC-1 rated value","Limited To 5 S Switching At Zero Current Maximum":"1 654 A; Use minimum cross-section acc. to AC-1 rated value","Limited To 10 S Switching At Zero Current Maximum":"1 170 A; Use minimum cross-section acc. to AC-1 rated value","Limited To 30 S Switching At Zero Current Maximum":"729 A; Use minimum cross-section acc. to AC-1 rated value","Limited To 60 S Switching At Zero Current Maximum":"572 A; Use minimum cross-section acc. to AC-1 rated value","contact rating of auxiliary contacts according to UL":"A600 / Q600","Of Main Circuit With Degree Of Pollution 3 Rated Value":"1 000 V","Installation Altitude At Height Above Sea Level Maximum":"2 000 m","Of The Contactor With Added Auxiliary Switch Block Typical":"10 000 000","Of Auxiliary Circuit With Degree Of Pollution 3 Rated Value":"500 V","For Short-Circuit Protection Of The Auxiliary Switch Required":"gG: 10 A (500 V, 1 kA)","minimum cross-section in main circuit at maximum AC-1 rated value":"70 mm²","number of NC contacts for auxiliary contacts instantaneous contact":"2","number of NO contacts for auxiliary contacts instantaneous contact":"2","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":"https://cdn.aoctrl.com/48191814343ef1de12d436857500061f.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=152826&mlfb=3RT1054-2AR36","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RT1054-2AR36/alternatives.json"},"ai":{"faq":[{"question":"What are the key dimensions for panel layout?","answer":"Height is 172 mm, width 120 mm, depth 170 mm. Mounting clearance requires 10 mm above and below, 20 mm in front, and 10 mm on the sides for arc flash and cooling."},{"question":"What wire sizes does the main power terminal accept?","answer":"Stranded wire from 25 to 120 mm². That's a heavy lug — expect to use compression lugs or mechanical set-screw connectors for the larger sizes."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RT1054-2AR36","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/3RT1054-2AR36 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}}