{"product_id":"siemens-3rh1140-1bb40-sirius-contactor-relay-4no-24v-dc","title":"Siemens 3RH1140-1BB40","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RH1140-1BB40 SIRIUS Contactor Relay is a robust and reliable solution designed for precise control within industrial automation environments. Engineered with 4 Normally Open (NO) contacts and a 24V DC coil, this contactor relay ensures dependable operation across a wide array of control circuits. Its user-friendly screw terminal connections guarantee straightforward installation and secure wiring, while the compact Size S00 design facilitates seamless, space-saving integration into crowded control panels. This unit is built to withstand demanding industrial conditions, providing a foundation for efficient and safe system management. Although the 3RH1140-1BB40 has been phased out, its legacy for quality and performance continues, with the Siemens SIRIUS 3RH2140-1BB40 serving as an advanced successor.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile 4 Normally Open (NO) Contacts:\u003c\/strong\u003e Offers extensive control options, making it adaptable for diverse industrial applications and complex circuit configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized 24V DC Coil Voltage:\u003c\/strong\u003e Ensures broad compatibility with standard industrial control systems, enabling seamless integration and reliable operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Screw Terminal Connections:\u003c\/strong\u003e Provides quick, easy, and secure wiring, significantly reducing installation time and enhancing connection integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Size S00 Design:\u003c\/strong\u003e Maximizes space utilization within control cabinets, allowing for more efficient panel layouts and installations, especially in restricted areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh 690V Insulation Voltage:\u003c\/strong\u003e Guarantees exceptional electrical safety and durability, making it suitable for operation in robust and demanding industrial settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable IP20 Front Protection:\u003c\/strong\u003e Offers a degree of protection against solid objects, ensuring the relay's longevity and consistent performance in industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional Mechanical Durability:\u003c\/strong\u003e Engineered for high endurance, promising reliable long-term operation and a reduced need for frequent maintenance or replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RH1140-1BB40 boasts a set of specifications that underline its capability as a dependable component in industrial control:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Contactor Relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3RH1140-1BB40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 4 Normally Open (NO)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Voltage:\u003c\/strong\u003e 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw Terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e S00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Voltage:\u003c\/strong\u003e 690 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP20 (front)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Durability:\u003c\/strong\u003e High endurance for reliable long-term operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3RH1140-1BB40, with its robust design and flexible contact configuration, is well-suited for a variety of critical control applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Automation Systems:\u003c\/strong\u003e Essential for efficient control, monitoring, and sequencing of machinery and complex industrial processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Control Circuits:\u003c\/strong\u003e Provides reliable switching for starting, stopping, and regulating industrial motors, ensuring smooth operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Lighting Systems:\u003c\/strong\u003e Ideal for managing and automating commercial and industrial lighting infrastructures, enhancing energy efficiency and control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneral-Purpose Switching:\u003c\/strong\u003e Its versatile nature makes it an excellent choice for various general control applications across different sectors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC and Building Management:\u003c\/strong\u003e Can be integrated into heating, ventilation, and air conditioning systems, as well as broader building management systems for automated control.\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\u003eProven Siemens Quality:\u003c\/strong\u003e Benefit from the renowned reliability and engineering excellence associated with the Siemens brand in industrial control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDependable Performance:\u003c\/strong\u003e The 4 NO contacts and 24V DC coil ensure consistent and reliable operation for your critical control circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEase of Installation:\u003c\/strong\u003e Screw terminals provide a straightforward and secure wiring process, saving valuable installation time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpace-Saving Design:\u003c\/strong\u003e Its compact S00 size allows for efficient panel design and integration, optimizing available space in control cabinets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust for Industrial Environments:\u003c\/strong\u003e High insulation voltage and IP20 protection ensure durability and safe operation in demanding industrial settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoundation for Upgrade:\u003c\/strong\u003e While superseded, understanding this model provides a solid basis for transitioning to the enhanced capabilities of the SIRIUS 3RH2140-1BB40.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOrder Now\u003c\/h2\u003e\n\u003cp\u003eAlthough the Siemens 3RH1140-1BB40 has reached its end-of-life, exploring its features offers valuable insight into the quality design that characterizes Siemens industrial components. For current projects requiring similar functionality with enhanced features, we highly recommend considering its direct successor, the \u003ca href=\"your-link-to-3rh2140-1bb40\"\u003eSIRIUS 3RH2140-1BB40\u003c\/a\u003e. This successor model is engineered to meet modern industrial demands, offering improved performance and compatibility. Contact us today to discuss your specific requirements and find the perfect Siemens solution for your industrial control needs.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":45187853418549,"sku":"3RH1140-1BB40","price":82.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/7263\/6213\/files\/3RH1140-1BB40.webp?v=1777526662","url":"https:\/\/djer6s-ji.myshopify.com\/products\/siemens-3rh1140-1bb40-sirius-contactor-relay-4no-24v-dc","provider":"PLCReadyparts","version":"1.0","type":"link"}