{"product_id":"siemens-auxiliary-switch-on-front-side-screw-2no-2nc","title":"Siemens Auxiliary switch on front side, screw, 2NO + 2NC","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RH2911-1GA22 is a SIRIUS auxiliary contact block designed to extend the auxiliary contact functionality of Siemens contactors and control devices. It provides a total of four instantaneous contacts, comprising two normally open (2 NO) and two normally closed (2 NC) contacts. The unit is front-mounted and enables reliable signalling, interlocking, and control feedback in industrial motor control and automation systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSIRIUS auxiliary contact block for contactors and control devices\u003c\/li\u003e\n\u003cli\u003eContact configuration: 2 NO + 2 NC (instantaneous)\u003c\/li\u003e\n\u003cli\u003eFront-mounted snap-on design for quick installation\u003c\/li\u003e\n\u003cli\u003eScrew terminals for secure and vibration-resistant wiring\u003c\/li\u003e\n\u003cli\u003eCompact design for space-efficient panel layouts\u003c\/li\u003e\n\u003cli\u003eHigh mechanical and electrical endurance for industrial use\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\u003eArticle Number:\u003c\/strong\u003e 3RH2911-1GA22\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family:\u003c\/strong\u003e SIRIUS 3RH Auxiliary Contact Blocks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessory Type:\u003c\/strong\u003e Auxiliary contact block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 2 NO + 2 NC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Type:\u003c\/strong\u003e Instantaneous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage:\u003c\/strong\u003e 690 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurge Withstand Voltage:\u003c\/strong\u003e 6 kV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operational Current:\u003c\/strong\u003e Suitable for control circuit applications (AC-15)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Endurance:\u003c\/strong\u003e Approx. 10,000,000 switching cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Endurance:\u003c\/strong\u003e Approx. 200,000 switching cycles (AC-15)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e −25 °C to +60 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Front mounting on compatible devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Standards\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned in accordance with IEC 60947-5-1 for auxiliary control devices\u003c\/li\u003e\n\u003cli\u003eFully compatible with Siemens SIRIUS control and switching systems\u003c\/li\u003e\n\u003cli\u003eSuitable for industrial automation and motor control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RH2911-1GA22 auxiliary contact block is used to add signalling, monitoring, and interlocking contacts to contactors in motor starters, control panels, and automation systems. Typical uses include status indication, feedback to PLCs, safety interlocks, and control logic expansion in industrial electrical installations.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775023493184,"sku":"3RH2911-1GA22","price":169.29,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/G_NSA0_XX_00528I.jpg?v=1765453831","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-auxiliary-switch-on-front-side-screw-2no-2nc","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}