MSRD 1024
v.1.0
MSRD 27,6V/1A
Buffer switch mode power supply module
EN
Edition: 1st (14th Mar 2012)
Supercedes:---------------
Page 1: ...MSRD 1024 v 1 0 MSRD 27 6V 1A Buffer switch mode power supply module EN Edition 1st 14th Mar 2012 Supercedes ...
Page 2: ...t 0 8A 0 2A battery charge 3 Output current 0 5A 0 5A battery charge Total current of the receivers battery 1A max In case of power failure a battery back up is activated immediately The battery charging current is preset to 0 2A Features Uninterrupted supply of 27 6VDC 1A supply voltage external transformer required 27 30VAC AWT5172430 AWT049 high efficiency 85 battery charging and maintenance co...
Page 3: ...n collector type FAC AC absence technical output normal status L level 0V failure status hi Z level indication time lag approx 10 sec GND joint terminal FPS technical output of the PSU failure OC type normal status L level 0V failure status hi Z level 4 IBAT pin battery charging current adjustment IBAT Ibat 0 2A IBAT Ibat 0 5A Caption jumper on jumper off 5 VADJ potentiometer DC voltage adjustment...
Page 4: ...ng time 20ms 40ms 12ms Izn Uac min Voltage adjustment range 24 0 V 28 V Ripple voltage 40mV p p max Current drawn by the PSU module systems 25 mA max Battery charging current 0 2A 0 5A IBAT jumper selectable Short circuit protection SCP 200 250 of PSU module power current limitation and or fuse damage in the battery circuit fuse element replacement required Overload protection OLP 110 150 25ºC 55º...
Page 5: ...unacceptable Direct insolation unacceptable Vibrations and impulse waves during transport PN 83 T 42106 2 Installation 2 1 Requirements The buffer PSUmodule is to be mounted by a qualified installer holding relevant permits and licenses applicable and required for a given country for 230V AC interference and low voltage installations The unit should be mounted in confined spaces in accordance with...
Page 6: ...n a DIN rail 3 Operating status indication 3 1 LED indication The PSU module is equipped with four diodes indicating operating status AC LB AUX FBAT AC red diode under normal status AC supply the diode is permanently illuminated The absence of AC supply is indicated by the AC diode going out AUX green diode indicates the DC supply status in the output of the PSU module Under normal status the diod...
Page 7: ...output requires the replacement of the fuse 4 2 Battery assisted operation In case of the main power outage the device is immediately switched into a battery assisted operation In order to run the PSU module from the battery only connect the BAT connectors in accordance with the signs BAT red to plus and BAT black to minus then press the START button on the main board and hold it for 5 seconds The...
Page 8: ...eriod mentioned in item 6 may be prolonged if there are no technical possibilities to carry out the repairs or if the equipment has been conditionally accepted due to the breaking warranty terms by the claimant 8 All the services rendered by force of the warranty are carried out at the service centre of the manufacturer exclusively 9 The warranty does not cover the defects of the equipment resulti...
