{"product_id":"siemens-sitop-dc-ups-6ep1931-2fc21-uninterruptible-power-supply","title":"Siemens 6EP1931-2FC21 SITOP DC UPS Module 24V\/40A","description":"\u003cp\u003eThe Siemens 6EP1931-2FC21 is a high-performance SITOP DC UPS module designed to provide reliable backup power for 24 V DC systems. Engineered for industrial environments, this module bridges power supply interruptions by utilizing external battery modules, ensuring that critical automation processes remain operational during grid fluctuations or failures. This specific model is a robust, base-version unit configured without integrated communication interfaces.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDelivers 40 A output current for demanding 24 V DC applications.\u003c\/li\u003e\n\u003cli\u003eDesigned for standard DIN rail mounting to facilitate easy integration into control cabinets.\u003c\/li\u003e\n\u003cli\u003eEnsures high operational reliability through continuous monitoring of readiness.\u003c\/li\u003e\n\u003cli\u003eSupports seamless transition to buffering mode during input voltage drops.\u003c\/li\u003e\n\u003cli\u003eEngineered for industrial automation systems requiring high uptime and protection against power loss.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial PCs (IPCs):\u003c\/strong\u003e Prevents data loss and system corruption by providing stable backup power during outages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging and Bottling Lines:\u003c\/strong\u003e Maintains control over conveyor systems and filling mechanisms to prevent production waste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCritical Monitoring Systems:\u003c\/strong\u003e Ensures continuous operation of sensors and controllers in water treatment and chemical processing facilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Infrastructure:\u003c\/strong\u003e Powers diagnostic sensors and safety controls, such as those found in wind turbine systems, during grid instability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e6EP1931-2FC21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e22 to 29 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Current\u003c\/td\u003e\n\u003ctd\u003e42 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuffering Mode Output\u003c\/td\u003e\n\u003ctd\u003e19 to 28.5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActive Power (Typical)\u003c\/td\u003e\n\u003ctd\u003e960 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Current\u003c\/td\u003e\n\u003ctd\u003e1 A \/ 2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN Rail (EN 60715)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMount the module vertically within a control cabinet on a standard 35 mm DIN rail.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum clearance of 50 mm above and below the unit to allow for adequate natural convection cooling.\u003c\/li\u003e\n\u003cli\u003eUse a cable cross-section of at least 10 mm² for the L+ input connection to safely accommodate the 40 A load.\u003c\/li\u003e\n\u003cli\u003eVerify correct polarity when connecting external battery modules to prevent damage to internal circuitry or fuses.\u003c\/li\u003e\n\u003cli\u003eEnsure the power supply is disconnected before performing any wiring or maintenance tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 6EP1931-2FC21?\u003c\/h3\u003e\u003cp\u003eThis module acts as a DC uninterruptible power supply, bridging power failures by switching to an external battery source to maintain a stable 24 V DC output for critical loads.\u003c\/p\u003e\u003ch3\u003eDoes this model include communication ports?\u003c\/h3\u003e\u003cp\u003eNo, the 6EP1931-2FC21 is a standard version without built-in USB or fieldbus communication interfaces.\u003c\/p\u003e\u003ch3\u003eWhat is the input voltage requirement?\u003c\/h3\u003e\u003cp\u003eThe unit is designed for a 24 V DC nominal input, with an operational range between 22 V and 29 V DC.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":44693975892056,"sku":"6EP1931-2FC21","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_82ddd684-cc3f-4c3a-b9dd-93c0c82f33d2.jpg?v=1788292696","url":"https:\/\/www.industriaxplc.com\/products\/siemens-sitop-dc-ups-6ep1931-2fc21-uninterruptible-power-supply","provider":"IndustriaX Limited","version":"1.0","type":"link"}