IV420E Rev.00 SIEL S.p.A.
Installation and user manual
Date of issue: 2019-01-29
Pag. 28 di 72+ FR
When battery normal, rectifier starts operation, 30s later, inverter starts and
operates and battery LED on.
CAUTION!
Please press the close start button after 30 seconds until closing the
battery switch.
4.2.5
Shut down procedure
CAUTION!
This procedure should be followed to completely shut down the UPS
and the LOAD. After all power switches, isolators and circuit breakers
are opened, there will be no output.
◆
Switch OFF the BATTERY breaker
;
◆
Open the UPS door to easily access to the main power switch
;
◆
Switch OFF the MAINS breaker.
◆
Switch OFF the BYPASS breaker.
◆
Open the OUTPUT breaker.
The UPS shuts down
;
◆
To completely isolate the UPS from AC Mains, all input switches of Utility shall
be completely off, which includes the ones for rectifier and bypass.
◆
The primary input distribution panel, which is often located far away from the
UPS area, so a label should be posted to advise service personnel that the
UPS circuit is under maintenance.
WARNING!
Wait for about 5 minutes for the internal D.C. bus bar capacitors to
be completely discharged.
4.2.6 Parallel setting
◆
Connect the UPS with computer. Power on the UPS.
◆
Open Muser5000 software, after connecting with the UPS successfully, click
“System”->“User Set”
Summary of Contents for 50-200kVA PF-1 UPS
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