43
Parallel card configuration
Check that all three UPSs are
supplying power. Switch off
UPS 2 and open SWIN,
SWOUT,
SWBATT.
Temporarily isolate the ring by
removing
communication
cables from IN and OUT
connectors of the UPS 2
parallel card. Take the parallel
card out of UPS 2 and change
the setting as indicated. Insert
parallel card in the slot (secure
it with screws), close SWIN,
SWOUT, SWBATT, restore
ring
communication
connections and switch on
UPS 2 again.
Parallel card configuration
Check that all 3 UPSs are
supplying power. Switch off
UPS 1 and open SWIN,
SWOUT,
SWBATT.
Temporarily isolate the ring by
removing
communication
cables from IN and OUT
connectors of the UPS 1
parallel card. Take out the
parallel card of UPS 1 and
change
the
setting
as
indicated. Insert the parallel
card in the slot (secure it with
screws),
close
SWIN,
SWOUT, SWBATT, restore
ring
communication
connections and switch on
UPS 1 again.
After this procedure check that the UPSs do not signal any faults on their display and that the system shares the power output.
UPS 1
UPS 2
UPS 3
UPS 1
UPS 2
UPS 3
UPS 1
UPS 2
UPS 3
UPS 1
UPS 2
UPS 3
Содержание Saturn
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