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One of the main advantages of the device is full compliance with the rigorous EN50131-6 Grade 2 standard. This means the power supply can be used in facilities with increased burglary risk, where high reliability and precise signaling of fault states are required. Thanks to built-in OC (Open Collector) technical outputs, the alarm system can immediately receive information about AC power loss or battery problems, allowing for a quick service response.
The product offers advanced battery protection functions, including protection against reverse polarity, short circuits, and deep discharge. The dynamic battery test function regularly checks the technical condition of the connected cell, eliminating the risk of an unpleasant surprise when emergency power is needed most. A solid plastic housing with a width of 10U ensures proper ventilation and an aesthetic appearance inside the mounting cabinet. By choosing this solution, you invest in the stability and security of the entire low-voltage system, CCTV cameras, cipher locks, and keypads.
EAN: 6931240053676 SKU: 931053678
A buffer power supply is a key component of any professional security system, guaranteeing uninterrupted device operation even in the event of a power grid failure. This model is characterized by high energy efficiency of up to 90%, which translates into lower heat loss and longer durability of electronic components. It has been designed for mounting on a standard DIN rail (TS-35), which significantly facilitates installation in modern electrical switchboards and control cabinets.
One of the main advantages of the device is full compliance with the rigorous EN50131-6 Grade 2 standard. This means the power supply can be used in facilities with increased burglary risk, where high reliability and precise signaling of fault states are required. Thanks to built-in OC (Open Collector) technical outputs, the alarm system can immediately receive information about AC power loss or battery problems, allowing for a quick service response.
The product offers advanced battery protection functions, including protection against reverse polarity, short circuits, and deep discharge. The dynamic battery test function regularly checks the technical condition of the connected cell, eliminating the risk of an unpleasant surprise when emergency power is needed most. A solid plastic housing with a width of 10U ensures proper ventilation and an aesthetic appearance inside the mounting cabinet. By choosing this solution, you invest in the stability and security of the entire low-voltage system, CCTV cameras, cipher locks, and keypads.
Power supply type
Switching, buffer for continuous operation
Input voltage
200 ... 240 V AC, 50/60 Hz
Output voltage
13.8 V DC (buffer operation), stabilized
Current efficiency
Total: 5 A (receivers + charging)
Power supply rating
69 W
Battery charging current
1 A / 2 A (selectable via J1 jumper)
Energy efficiency
≤ 90 %
Technical protections
Short-circuit (SCP), Overload (OLP), Overvoltage (OVP), Surge protection, Reverse polarity, Deep discharge (UVP)
Optical signaling
LED indicators: AC (mains power), DC (output voltage), APS (battery failure)
Technical outputs
EPS FLT (AC power failure), APS FLT (battery failure) - both OC type (30VDC/50mA max)
Compliance with standards
EN50131-6:2017 (Grade 1, 2), EN60839-11-2:2015
Design and mounting
Plastic housing, DIN rail TS-35 mounting, 10U width (176mm)
Software and logic
The power supply's logic circuit implements an advanced algorithm for managing the battery charging and maintenance process. The firmware constantly monitors the cell's internal resistance via a dynamic load test, allowing for the early detection of battery wear or damage. The system automatically switches to buffer operation mode in the event of a mains voltage failure, ensuring uninterrupted power to the receivers. Intelligent 'cold start' logic enables system startup solely from the battery, which is crucial during maintenance. Additionally, built-in procedures protect the cell against deep discharge (UVP) by disconnecting it at critically low voltage, which significantly extends the lifespan of expensive gel and AGM batteries. Precise control of charging current (1A/2A) optimizes the time required to restore full system readiness.
Operating conditions
Temperature: -10 °C ... 40 °C, Environmental class II
Contents
1x DING2-12V5A buffer power supply
1x Battery cable set
1x User manual
Dimensions, Weight
Product dimensions: 60 x 91 x 176 mm (Depth x Width x Height)
Packaging dimensions: 65 x 100 x 180 mm (Depth x Width x Height)
Product weight: 400 g
Weight with packaging: 464 g
Specific References