{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RP2505-1BT20","brand":"Siemens","brandSlug":"siemens","productSlug":"3RP2505-1BT20","canonicalUrl":"https://aoctrl.com/siemens/3RP2505-1BT20","factsUrl":"https://aoctrl.com/api/mcp/products/3RP2505-1BT20","rawCanonicalId":null},"summary":{"shortDescription":"Timing relay, Multifunction 2 change-over contacts, 27 functions 7 time ranges (0.05 s...100 h) 400-440 V AC at 50/60 Hz AC with LED, Screw terminal","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Time Delay Relays"],"specifications":{"Depth":"90 mm","Solid":"20 ... 12","Width":"22.5 mm","Height":"100 mm","Upwards":"0 mm","at 24 V":"1 A","Forwards":"0 mm","ON-delay":"Yes","Stranded":"20 ... 14","at 125 V":"0.2 A","at 250 V":"0.1 A","at 400 V":"3 A","at 440 V":"0.1 ms","at 50 Hz":"400 ... 440 V","at 60 Hz":"400 ... 440 V","Backwards":"0 mm","Downwards":"0 mm","OFF delay":"Yes","At The Side":"0 mm","Non-Volatile":"No","Relay Output":"Yes","Initial Value":"0.85","Pulse Delayed":"Yes","Pulse-Shaping":"Yes","Recovery Time":"150 ms","During Storage":"-40 ... +85 °C","Adjustable Time":"0.05 s ... 100 h","Thermal Current":"5 A","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","During Transport":"-40 ... +85 °C","Fastening Method":"screw and snap-on mounting onto 35 mm DIN rail","Full-Scale Value":"1.1","Delayed Switching":"2","Mounting Position":"any","Tightening Torque":"0.6 ... 0.8 N·m","additive ON-delay":"Yes","minimum ON period":"35 ms","Product Brand Name":"SIRIUS","Star-Delta Circuit":"Yes","Type Of Insulation":"Basic insulation","Degree Of Pollution":"3","Product Designation":"timing relay","protection class IP":"IP20","Passing Make Contact":"Yes","for AWG cables solid":"1x (20 ... 12), 2x (20 ... 14)","Design Of The Product":"27 functions","Instantaneous Contact":"0","Passing Break Contact":"Yes","Semi-Conductor Output":"No","Power Supply Influence":"1% in the whole voltage range to the set runtime","power loss [W] maximum":"2 W","OFF delay/instantaneous":"Yes","for AWG cables stranded":"1x (20 ... 12), 2x (20 ... 14)","Relative Repeat Accuracy":"1 %; +/-","Pulse Delayed/Instantaneous":"Yes","Pulse-Shaping/Instantaneous":"Yes","Substance Prohibitance (Date)":"09/12/2014","Material Of Switching Contacts":"AgSnO2","ON-delay/instantaneous contact":"Yes","Test Voltage For Isolation Test":"2.5 kV","additive ON-delay/instantaneous":"Yes","ON-delay/OFF-delay/instantaneous":"Yes","Control Supply Voltage Frequency 1":"50 ... 60 Hz","Relative Humidity During Operation":"10 ... 95 %","Star-Delta Circuit With Delay Time":"No","Passing Break Contact/Instantaneous":"Yes","Surge Voltage Resistance Rated Value":"4 000 V","EMC immunity according to IEC 61812-1":"corresponds to degree of severity 3","Flashing Symmetrically With Pulse Start":"Yes","due to burst according to IEC 61000-4-4":"2 kV network connection / 1 kV control connection","reference code according to IEC 81346-2":"K","Finely Stranded With Core End Processing":"0.5 ... 4 mm²","Flashing Asymmetrically With Pulse Start":"No","Influence Of The Surrounding Temperature":"1% in the whole temperature range to the set runtime","Contact Reliability Of Auxiliary Contacts":"one incorrect switching operation of 100 million switching operations (17 V, 5 mA)","Product Extension Optional Remote Control":"No","Product Extension Required Remote Control":"No","Flashing Symmetrically With Interval Start":"Yes","Passing Make Contact/Instantaneous Contact":"Yes","Design Of The Control Terminal Non-Floating":"Yes","Flashing Asymmetrically With Interval Start":"No","Design Of The Thread Of The Connection Screw":"M3","shock resistance according to IEC 60068-2-27":"11g / 15 ms","Retriggerable With Deactivated Control Signal":"Yes","Type Of Voltage Of The Control Supply Voltage":"AC","Switching Capacity Current With Inductive Load":"0.01 ... 3 A","operating frequency with 3RT2 contactor maximum":"5 000 1/h","vibration resistance according to IEC 60068-2-6":"10 ... 55 Hz / 0.35 mm","Retrotriggerable With Switched-On Control Signal":"Yes","EMC emitted interference according to IEC 61812-1":"ambience A (industrial sector)","Mechanical Service Life (Operating Cycles) Typical":"10 000 000","electrostatic discharge according to IEC 61000-4-2":"4 kV contact discharge / 8 kV air discharge","contact rating of auxiliary contacts according to UL":"R300 / B300","At The Relay Outputs Switchover Delayed/Without Delay":"Yes","Flashing Symmetrically With Pulse Start/Instantaneous":"Yes","Relative Setting Accuracy Relating To Full-Scale Value":"5 %; +/-","Installation Altitude At Height Above Sea Level Maximum":"2 000 m","Flashing Symmetrically With Interval Start/Instantaneous":"Yes","Type Of Electrical Connection For Auxiliary And Control Circuit":"screw-type terminals","Product Component Removable Terminal For Auxiliary And Control Circuit":"Yes","Retrotriggerable With Deactivated Control Signal/Instantaneous Contact":"Yes","Retrotriggerable With Switched-On Control Signal/Instantaneous Contact":"Yes","Design Of The Fuse Link For Short-Circuit Protection Of The Auxiliary Switch Required":"fuse gL/gG: 4 A"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$86.00 – $218.97","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/cc157e105a040e0b3ef6c536bc92550b.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=248381&mlfb=3RP2505-1BT20"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RP2505-1BT20","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/3RP2505-1BT20 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}