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A01-00134 Rev. A
b.)
Make sure the bypass setting is enabled in each UPS and
then turn off the system. All UPSs will transfer to Bypass
mode. Remove all the maintenance bypass covers and set the
maintenance switches from “UPS” to “BPS” position. Turn off all
the input breakers and battery breakers in parallel system.
c.) Turn OFF the output breaker and
remove the parallel cable
and share current cable of the UPS which you want
to remove.
Now, you can remove the UPS
from
parallel system.
d.) Turn ON the input breaker of the remaining UPS and the
system will transfer to Bypass mode.
Set the maintenance
switches from “BPS” to “UPS position and put the maintenance
bypass covers back on.
e.)
Turn
ON
the remaining UPS according to the previous section.
WARNING (Only for Parallel System)
●
Before turning on the parallel system to activate inverter,
make sure that all units’ maintenance switches are in the
same position.
●
When parallel system is turned on, please do not operate the
maintenance switch of any unit.
●
The parallel system DOES NOT support ECO mode.
Therefore, please DO NOT “enable” ECO mode in any unit.