{"product_id":"siemens-simatic-s5-6es5951-7lb14-ps-951-power-supply-module","title":"Siemens 6ES5951-7LB14 Simatic S5 PS 951 Power Supply Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5951-7LB14 is a dedicated power supply unit from the PS 951 series, engineered specifically for the Simatic S5-115U and S5-115H programmable logic controller (PLC) systems. This module provides essential power regulation by converting standard AC grid inputs into the stable 5 V DC supply required for rack-mounted CPU, I\/O, and communication modules. Designed for industrial longevity, it serves as a critical component in maintaining the continuous operation of automation systems in demanding environments, effectively preventing system resets and protecting memory integrity during power fluctuations.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for seamless integration with S5-115U and S5-115H rack backplanes.\u003c\/li\u003e\n\u003cli\u003eWide-range input voltage compatibility supporting 110\/120 V AC or 220\/240 V AC at 50\/60 Hz.\u003c\/li\u003e\n\u003cli\u003eDelivers a stable 3 A output current to the system bus.\u003c\/li\u003e\n\u003cli\u003eIntegrated battery backup compartment for volatile memory retention (compatible with C-size lithium cells).\u003c\/li\u003e\n\u003cli\u003eRugged aluminum housing with passive ventilation for heat dissipation.\u003c\/li\u003e\n\u003cli\u003eDesigned for continuous duty cycles in harsh industrial settings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5951-7LB14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSimatic S5-115U \/ S5-115H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e110 to 240 VAC (50\/60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e35 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC rack is powered down before inserting or removing the power supply module.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated slot on the S5 rack, ensuring the rear connector is properly seated in the backplane.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the integrated locking mechanism or mounting screws to ensure proper grounding through the chassis.\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage selection matches the local power grid configuration before applying power.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the ventilation windows to allow for natural convection cooling.\u003c\/li\u003e\n\u003cli\u003eHandle with standard ESD precautions to prevent damage to internal logic circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eDoes this module support battery backup?\u003c\/h3\u003e\u003cp\u003eYes, the 6ES5951-7LB14 includes a dedicated compartment for a C-size lithium battery, which is used to preserve volatile memory contents during power outages.\u003c\/p\u003e\u003ch3\u003eWhat systems is this power supply compatible with?\u003c\/h3\u003e\u003cp\u003eThis unit is specifically engineered for the Siemens Simatic S5-115U and S5-115H PLC series.\u003c\/p\u003e\u003ch3\u003eWhat is the primary output of this module?\u003c\/h3\u003e\u003cp\u003eThe module provides a regulated 5 V DC output at 3 A to the rack backplane to support the processing and communication modules installed in the system.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48869967593662,"sku":"6ES5951-7LB14","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_39c08de9-4d32-4f8d-b14a-1aa38fc17d51.jpg?v=1788929070","url":"https:\/\/www.autooiltech.com\/products\/siemens-simatic-s5-6es5951-7lb14-ps-951-power-supply-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}