{"product_id":"siemens-6ep1931-2ec42-sitop-dc-ups-24v-15a-usb","title":"Siemens 6EP1931-2EC42 SITOP DC UPS 24V\/15A USB Interface DC UPS Module","description":"\u003cp\u003eThe Siemens 6EP1931-2EC42 is a SITOP DC UPS module rated 24 V DC \/ 15 A output, drawing 22...29 V DC \/ 16 A at the input, that bridges mains power cuts with a connected battery module. It reaches 96.2% efficiency at rated output and adds a USB interface for status and configuration on top of floating relay contacts.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6EP1931-2EC42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSITOP DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC UPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22 ... 29 V DC (24 V DC rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Current at 24 V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 A (+ approx. 1 A with empty battery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage, Normal Operation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage, Buffering Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19 ... 28.5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Current, Rated\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePeak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15.7 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStartup Delay Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 s (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rise Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 ms (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEfficiency at Rated Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e96.2% (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEfficiency on Battery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e96% (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Loss at Rated Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 W (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupplied Active Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360 W (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Short-Circuit Proof\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReverse Polarity Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInput and battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Class IP\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScrew terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature, Operation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-25 ... +60 degC (natural convection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Dimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 x 125 x 125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFastening Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN rail EN 60715 35x7.5\/15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMTBF at 40 degC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e690131 h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eCertifications \u0026amp; Standards\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCE\u003c\/li\u003e\n\u003cli\u003ecULus\u003c\/li\u003e\n\u003cli\u003eEAC\u003c\/li\u003e\n\u003cli\u003eABS\u003c\/li\u003e\n\u003cli\u003eDNV\u003c\/li\u003e\n\u003cli\u003eEPD\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eThis is the 15 A member of the SITOP DC UPS family with a USB interface, which lets a PC log battery status and set the buffer response voltage instead of relying on the floating relay contacts alone. Pick the serial-interface 15 A variant if the downstream controller reads status over RS-232 rather than USB, or the 6 A or 40 A variants in the same family when the load current differs. The 96.2% efficiency and 14 W power loss at rated output keep enclosure heat load low, and the 1 s startup delay should be accounted for when sequencing downstream 24 V loads.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eBridges the 24 V DC control supply for PLCs, remote I\/O, and HMI panels through short mains interruptions until standby generators start or the supply recovers, using a separately ordered battery module for energy storage.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53960761934107,"sku":"6EP1931-2EC42","price":380.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-6ep1931-2ec42-sitop-dc-ups-24v-15a-usb.png?v=1789780016","url":"https:\/\/stoklink.com\/products\/siemens-6ep1931-2ec42-sitop-dc-ups-24v-15a-usb","provider":"Stoklink","version":"1.0","type":"link"}