{"product_id":"siemens-3rh1921-1ca10-sirius-auxiliary-contact-block-1no-1nc-snap-on-industrial","title":"Siemens 3RH1921-1CA10","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RH1921-1CA10 SIRIUS Auxiliary Contact Block is an essential component for significantly enhancing the functionality and flexibility of your Siemens contactors and general control circuits. Engineered for seamless integration, this robust auxiliary contact block provides a critical interface for expanding control logic in various industrial applications. With its precise configuration of one normally open (NO) and one normally closed (NC) contact, the 3RH1921-1CA10 enables sophisticated switching operations, making it ideal for motor control, safety interlocks, and complex automation sequences. Its innovative snap-on mounting design ensures a remarkably fast and secure installation process, eliminating the need for cumbersome wiring and reducing downtime during setup or maintenance. Built to Siemens' rigorous quality standards, this compact yet powerful unit guarantees reliable performance and durability in even the most demanding operational environments, ensuring your systems run efficiently and without interruption.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 Normally Open (NO) + 1 Normally Closed (NC) Contact Configuration:\u003c\/strong\u003e Offers versatile circuit expansion for diverse control requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless Snap-On Mounting:\u003c\/strong\u003e Facilitates rapid and secure attachment to Siemens contactors, streamlining installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial-Grade Durability:\u003c\/strong\u003e Constructed with high-quality materials to withstand harsh industrial conditions and ensure long operational life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and Modular Design:\u003c\/strong\u003e Optimally designed for space-efficient integration within control panels and switchgear assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Reliability Electrical Performance:\u003c\/strong\u003e Engineered for sustained performance in applications with frequent switching cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIEC and Industrial Safety Compliance:\u003c\/strong\u003e Adheres to stringent international and industry safety standards for peace of mind.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless Compatibility:\u003c\/strong\u003e Specifically designed to integrate perfectly with the Siemens SIRIUS series, ensuring optimal system performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e SIRIUS Auxiliary Contact Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3RH1921-1CA10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 1 Normally Open (NO) + 1 Normally Closed (NC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Snap-on for Siemens Contactors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage \u0026amp; Current Rating:\u003c\/strong\u003e Standard industrial ratings tailored for control circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-durability engineering plastic housing with premium metal contacts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e Meets all relevant IEC and industrial safety standards and regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Designed for reliable operation across standard industrial temperature ranges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Motor Control:\u003c\/strong\u003e Essential for expanding contactor capabilities for enhanced motor starting, stopping, and protection schemes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Automation Systems:\u003c\/strong\u003e Integrates flawlessly into PLC-based and relay logic systems to provide additional switching points for precise control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Control Panels:\u003c\/strong\u003e Offers reliable and flexible circuit expansion for automated systems in various industrial processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Interlock Circuits:\u003c\/strong\u003e Crucial for implementing robust safety functions and emergency stop systems within machinery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC and Building Automation:\u003c\/strong\u003e Provides reliable switching contacts for heating, ventilation, air conditioning, and building management systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This Model?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnmatched Reliability:\u003c\/strong\u003e Siemens' reputation for quality ensures robust and dependable performance in critical industrial operations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffortless System Expansion:\u003c\/strong\u003e Easily add critical control points to your existing Siemens contactor setups without complex rewiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick and Secure Installation:\u003c\/strong\u003e The innovative snap-on design drastically reduces installation time and ensures a stable connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Industrial Environments:\u003c\/strong\u003e Built to withstand the challenges of industrial settings, guaranteeing longevity and consistent operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpace-Saving Design:\u003c\/strong\u003e Its compact form factor is perfect for efficient panel design, maximizing available space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective Solution:\u003c\/strong\u003e A durable and long-lasting component that minimizes maintenance and replacement costs over its lifespan.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOrder Now\u003c\/h2\u003e\n\u003cp\u003eElevate your industrial control systems with the Siemens 3RH1921-1CA10 SIRIUS Auxiliary Contact Block. Invest in Siemens quality and enhance the efficiency, safety, and flexibility of your automation infrastructure. Add this essential component to your cart today and experience superior control circuit expansion.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":45187853516853,"sku":"3RH1921-1CA10","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/7263\/6213\/files\/3RH1921-1CA10.webp?v=1777526667","url":"https:\/\/djer6s-ji.myshopify.com\/products\/siemens-3rh1921-1ca10-sirius-auxiliary-contact-block-1no-1nc-snap-on-industrial","provider":"PLCReadyparts","version":"1.0","type":"link"}