{"product_id":"siemens-3ug4512-1ar20-sirius-phase-failure-sequence-monitoring-relay","title":"Siemens 3UG4512-1AR20","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Siemens 3UG4512-1AR20 SIRIUS phase failure and sequence monitoring relay is an indispensable component for maintaining the integrity and operational efficiency of three-phase AC systems. Expertly engineered, this device provides critical protection for motors, pumps, HVAC systems, and a wide array of industrial machinery by meticulously monitoring for phase failures and incorrect phase sequences. With its ability to operate across a broad voltage range of 160 to 690 V AC (50-60 Hz), the 3UG4512-1AR20 offers unparalleled versatility and reliability in diverse industrial environments. Its compact design, coupled with straightforward screw terminal connections, ensures easy integration into existing control panels, minimizing installation time and complexity. This monitoring relay acts as a vigilant guardian, preventing costly downtime and equipment damage that can arise from phase-related anomalies, making it a cornerstone for robust industrial automation and control.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdvanced Phase Protection:\u003c\/strong\u003e Continuously monitors three-phase systems for both phase failure and improper phase sequence, safeguarding connected equipment from operational hazards and wear.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBroad Voltage Compatibility:\u003c\/strong\u003e Designed for optimal performance across a wide operating voltage range from 160V to 690V AC, ensuring adaptability to various international and industrial power standards.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSpace-Saving Design:\u003c\/strong\u003e Its remarkably slim 22.5 mm width allows for high-density installation within control cabinets, maximizing valuable panel space without compromising functionality.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIntuitive Analog Display:\u003c\/strong\u003e Features an accessible analog display for immediate and clear visualization of system status, facilitating quick diagnostics and troubleshooting by operators.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReliable Switching Performance:\u003c\/strong\u003e Equipped with a robust single changeover (SPDT) contact, rated at 3 A for 400 V AC, ensuring dependable and precise control over connected circuits and safety mechanisms.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEffortless Integration:\u003c\/strong\u003e Utilizes standard screw terminal connections, providing a secure and simple wiring solution for seamless integration into new or existing electrical setups.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRobust Environmental Tolerance:\u003c\/strong\u003e Operates reliably across a wide temperature range from -25°C to +60°C and boasts an IP20 protection rating, making it suitable for demanding industrial applications.\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 Phase Failure and Sequence Monitoring Relay\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3UG4512-1AR20\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Siemens\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e SIRIUS\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVoltage Range:\u003c\/strong\u003e 160–690 V AC\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50–60 Hz\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOutput Contact:\u003c\/strong\u003e 1 Changeover (SPDT)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eContact Rating:\u003c\/strong\u003e 3 A at 400 V AC\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw Terminals\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 22.5 mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e DIN Rail\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -25°C to +60°C\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP20\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIndustrial Automation:\u003c\/strong\u003e Provides essential protection for critical components such as motors, industrial drives, and complex machinery against damaging phase loss and incorrect wiring sequences.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePumping and Fluid Systems:\u003c\/strong\u003e Ensures the correct rotational direction and continuous operation of pumps, preventing mechanical damage and ensuring consistent fluid delivery in water treatment, irrigation, and process industries.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHVAC and Refrigeration:\u003c\/strong\u003e Safeguards compressors, fans, and associated control systems in heating, ventilation, air conditioning, and refrigeration units, maintaining optimal climate control and preventing costly breakdowns.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial Handling Equipment:\u003c\/strong\u003e Essential for the safe and reliable operation of conveyors, hoists, cranes, and other logistics equipment where correct phase integrity is crucial to prevent operational malfunction and protect personnel.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eElectrical Distribution Panels:\u003c\/strong\u003e Integrates into industrial and commercial control panels to offer overarching protection for downstream equipment from voltage imbalances and phase irregularities within the main power supply.\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\u003eUncompromised Equipment Protection:\u003c\/strong\u003e The Siemens 3UG4512-1AR20 offers robust, real-time monitoring that actively prevents damage to expensive machinery, extending its lifespan and reducing maintenance costs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSiemens Reliability:\u003c\/strong\u003e As a product from Siemens, a global leader in industrial technology, this monitoring relay is built to the highest standards of quality and engineering excellence, guaranteeing consistent performance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFlexible Application:\u003c\/strong\u003e Its wide voltage range and compact design make it a versatile solution suitable for a vast array of industrial applications and installation constraints, from small workshops to large-scale factories.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEase of Installation and Operation:\u003c\/strong\u003e Designed for simplicity, the screw terminals and intuitive analog display ensure that installation is quick and operation is straightforward, reducing setup time and potential for errors.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLong-Term Value:\u003c\/strong\u003e Investing in the 3UG4512-1AR20 means investing in the uninterrupted operation of your facility, translating into significant long-term savings by avoiding costly repairs and production downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOrder Now\u003c\/h2\u003e\n\u003cp\u003eEnhance the reliability and safety of your three-phase electrical systems with the Siemens 3UG4512-1AR20 SIRIUS Phase Failure and Sequence Monitoring Relay. Don't leave your critical equipment vulnerable to power anomalies. Ensure seamless operation and protect your investments by integrating this advanced monitoring solution into your setup today. Purchase the Siemens 3UG4512-1AR20 and benefit from Siemens' renowned quality and performance. Add to cart now to secure your system's uptime and operational integrity!\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":45187859710005,"sku":"3UG4512-1AR20","price":338.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/7263\/6213\/files\/3UG4512-1AR20.webp?v=1777526968","url":"https:\/\/djer6s-ji.myshopify.com\/products\/siemens-3ug4512-1ar20-sirius-phase-failure-sequence-monitoring-relay","provider":"PLCReadyparts","version":"1.0","type":"link"}