{"product_id":"siemens-contactor-relay-s00-auxiliary-switch-screw-terminal-7no-1nc-24vdc","title":"Siemens Contactor relay, S00, auxiliary switch, screw terminal, 7NO+1NC, 24VDC","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens SIRIUS 3RH2271-1BB40 is a coupling contactor relay (frame size S00) featuring 7 normally-open (NO) contacts and 1 normally-closed (NC) contact, with a 24 V DC coil and screw-type terminals. It is designed for auxiliary circuit switching in control systems, offering high reliability and compact installation for industrial applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 7 NO + 1 NC instantaneous auxiliary contacts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Coil:\u003c\/strong\u003e 24 V DC operation, coil power approx. 4 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Frame:\u003c\/strong\u003e S00 – compact design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e Screw-type connections for reliable wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Insulation:\u003c\/strong\u003e Rated insulation voltage 690 V AC, surge voltage resistance 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Temperature Range:\u003c\/strong\u003e –25 °C to +60 °C during operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Service Life:\u003c\/strong\u003e Approx. 10,000,000 switching operations typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitching Ratings:\u003c\/strong\u003e AC-15: 6 A at 230 V, 3 A at 400 V | DC-12: 10 A at 24 V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e SIRIUS 3RH2 coupling contactor relays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Control Supply:\u003c\/strong\u003e 24 V DC (0.8 … 1.1 of rated coil voltage tolerance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Holding\/Closing Power:\u003c\/strong\u003e 4 W (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosing Delay:\u003c\/strong\u003e 30 … 100 ms (at 70% of rated coil voltage) | Opening Delay: 7 … 13 ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Contacts – Number and Type:\u003c\/strong\u003e 7 × NO, 1 × NC (instantaneous)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui):\u003c\/strong\u003e 690 V AC (pollution degree 3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo-load Switching Frequency:\u003c\/strong\u003e AC: 10,000 switches per hour | DC: same\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Snap-on or screw mounting onto 35 mm DIN rail | Height: 57.5 mm | Width: 45 mm | Depth: 117 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Ambient Temperature:\u003c\/strong\u003e –25 °C … +60 °C | Storage: –55 °C … +80 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE Marking:\u003c\/strong\u003e Conforms to EU Low-Voltage and Machinery Directives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIEC\/EN Standards:\u003c\/strong\u003e IEC 60947-4-1, IEC 60947-5-1 for auxiliary contact operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Meets Siemens hazardous-substance restrictions (since 01.10.2009)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP20 (finger-safe terminals, front side)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Classification:\u003c\/strong\u003e Industrial auxiliary switching relay\/coupler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIdeal for switching and controlling auxiliary circuits, interlocks and control panels in automation systems, machine building, packaging lines and material-handling installations. Commonly used where a high number of change-over auxiliary contacts is required in a compact relay form factor integrated into control cabinets.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775102955584,"sku":"3RH2271-1BB40","price":1199.17,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/3RH2271-1BB40_da88c5c6-51a4-4202-88f7-40a8bf8a25b0.jpg?v=1761134462","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-contactor-relay-s00-auxiliary-switch-screw-terminal-7no-1nc-24vdc","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}