User manual

After a few seconds, the UPS will be running (rectifier working, inverter working), and the output will be
supplied from the inverter.
Fig..25. Procedure start-up / shutdown.
 Before continuing, be sure that the LED indication (c) Inverter is working is lit (green), and (b) Unit
on Bypass is turned OFF (see Fig. 26). Otherwise please contact with the S.T.S. (Service and
Technical Support).
 Once the rectifier is completely working, it starts a process of equalization (DC bus voltage starts to
equalize with battery voltage). After a few seconds (depending on the battery level), an alarm
message like this
…it displays that the equalizing process has been finished, and IN THIS MOMENT ONLY is when the
battery fuse holder switch or switch of UPS (Q3) can be turned on
DO NOT TRY to close any battery fuse holder switch at any other moment, because this operation could
damage the equipment and/or cause possible accidents. They can only be turned on by following the quoted
previous steps
Fig..26. LED indications control panel (PC)
 If the system has outgoing distribution protections, switch them «On».
 Start up the loads to be supplied in a progressive way. The system is started up completely, and the loads
(ENT)
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screen 1.0
CONTROL & STATUS
OF THE UNIT
screen 1.1
UPS ON STAND-BY
<ENT> TO START
(ENT)
UPS Start UP «screen
1.1» is now replaced by
«screen 1.3»
UPS Shutdown (on
Bypass) «screen 1.3»
is now replaced by
«screen 1.1».
(ESC)
(ESC)
(ENT)
screen 1.2
<ENT> TO CONFIRM
<ESC> TO CANCEL
screen 1.3
UPS RUNNING
<ESC> TO STOP
(ESC)
screen 1.4
<ENT> TO CONFIRM
<ESC> TO CANCEL
screen 1.5
BATTERY
TEST
<status>
BATT. SWITCH OPEN
SWITCH IT ON
screen 4*