AEG 1.04 Manuale Utente

Pagina di 56
 
35 
Operating and Maintenance 
8.1 
Operation 
1. 
Make sure that the phase sequence is correct if you are 
using a three-phase mains connection (L1, L2, L3). If you 
are using a single-phase mains connection, make sure 
that phase L1 has been selected and correctly connected 
to the UPS.  
2. 
Furthermore, make sure that the neutral conductor has 
been connected properly and that the system is 
adequately earthed.  
3. 
Check the polarity of the battery system. Make sure that 
the (+) and (-) poles of the connection match those of the 
battery casing. Now switch the battery system "ON" using 
the fuse load break switch. 
4. 
Switch the input protection switch on the rear of the UPS to 
"ON". The fans start operating immediately. 
5. 
Now set the "system start switch" behind the slot cover 
cap of the LC display to "ON" and follow the instructions 
on the LC display. 
Note: The diagrams below show examples for the displays with 
a three-phase connection for the UPS; in spite of the slight 
differences they also apply accordingly to the AC voltage 
connection. The content of the diagrams is only intended for 
display purposes.  
1) After step 4. 
2) Wait about 15 seconds 
 
    IMPORTANT: Step 5 only now. 
   
 
 
LCD SELFTESTING … 
 
PT1.M UPS  
UPS SELFTESTING 
PLEASE WAIT A MOMENT 
 
 
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