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Summary of Contents for Pulsar MSRK 1012
- Page 1 MSRK 1012 v.1.0 MSRK 13,8V/1A/OC Buffer, switch mode power supply module with technical outputs. EN** Edition: 3 from 01.06.2016 Supersedes the edition: 2 from 11.05.2015...
- Page 2 MSRK1012 Features: DC 13,8V/1A uninterruptible power supply EPS technical output indicating AC power loss high efficiency 86% – OC type PSU technical output indicating PSU failure – OC type low voltage ripple LoB technical output indicating battery low voltage ...
- Page 3 MSRK1012 1.2. Block diagram (fig.1) Fig.1. Block diagram of the PSU module 1.3. Description of components and connectors PSU module. Table 1. Elements of the PSU module pcb (fig. 2). Element no. Description ; pins - configuration of UVP battery protection function ...
- Page 4 MSRK1012 Fig.2. View of the PSU module. 1.4 Specifications: - electrical parameters (tab.3) - mechanical parameters (tab.4) - operating parameters (tab.5) Electrical parameters (tab. 3). Mains supply 18V÷22V AC 30VA min. (e.g. AWT150,AWT468) Current up to 1,4 A max.
- Page 5 MSRK1012 - LoB output indicating battery low voltage - OC type, 50mA max. Normal operation (U >11,5V): L state (0V), failure (U <11,5V): hi-Z state The power supply module unit does not feature a battery detection function. fuse F2A / 250V Mechanical parameters (tab.
- Page 6 MSRK1012 11. Check the output voltage (the PSU voltage without load should amount to 13,6 V÷ 13,9 V, during battery charging 11 V÷ 13,8 V). If the value of the voltage requires adjustment, it should be set by the V potentiometer, monitoring the voltage at the AUX output of the PSU module.
- Page 7 MSRK1012 4. Operation and use. 4.1 Overload or short circuit of the PSU module output. The AUX output of the PSU module is equipped with the PTC polymer fuse assisted protection. If the load (load 110% ÷ 150% @25ºC of the PSU module power), the output voltage is of the PSU module exceeds I automatically cut off and indicated by the green diode going off.
- Page 8 THE GENERAL WARRANTY CONDITIONS 1. Pulsar (the manufacturer) grants a five-years warranty for the equipment, counted from the device’s production date. 2. The warranty includes free-of-charge repair or replacement with an appropriate equivalent (the selection is at the manufacturer’s discretion) if the malfunction is due to the manufacturer, includes manufacturing or material defects, unless such...
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