WEG UPS 10 kVA Serie Manual Del Usuario página 55

Open the reserve input DJER.
Figure 5.25: Position of manual bypass and output switch disconnector closed
Repeat the operation above for all the other units of the system.
Open output DJS.
Figure 5.26: Position of only manual bypass switch-disconnector closed
Repeat the operation above for all the other units of the system.
Turn off the battery bank.
From this moment the parallel system is completely isolated and the loads are directly connected
to the power line. The System is in Manual Bypass.
Before proceeding with the maintenance of the equipment, wait for the complete discharge of
the internal capacitors.
5.9 TRANSFER FROM THE MANUAL BYPASS SYSTEM TO THE NORMAL
MODE
In order to return the system to the normal operating mode, transferring the load that is connected
to the manual Bypass, proceed as follows:
Close the reserve input DJER.
Figure 5.27: Position of manual bypass and reserve input switch-disconnector closed
Repeat the instruction above for all the other units of the system.
Mains line Reserve
OFF OFF
Mains line Reserve
OFF OFF
Mains line Reserve
OFF ON
UPS Enterprise Parallelism Procedure
M-Bypass Output
ON ON
M-Bypass Output
ON OFF
M-Bypass Output
ON OFF
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