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4)
4) After you
After you remove one
remove one UPS, you
UPS, you need t
need to connect
o connect the
the short
short
connection wire of the JP1 and JP2 located on the Terminal
connection wire of the JP1 and JP2 located on the Terminal
block of the UPS if the remained UPS system only remain one
block of the UPS if the remained UPS system only remain one
UPS runs by itself
UPS runs by itself
5)
5) After all
After all panels
panels of the
of the UPSs do
UPSs do not
not display anything
display anything any
any more,
more,
remove the cover board of the parallel port on the UPS
remove the cover board of the parallel port on the UPS
connected with the parallel cable of the UPS that need to be
connected with the parallel cable of the UPS that need to be
removed. Remove the parallel cable and screw the cover board
removed. Remove the parallel cable and screw the cover board
of the parallel port back again.
of the parallel port back again.
6)
6) Remove the
Remove the cover
cover board
board of th
of the
e parallel
parallel port
port located
located on
on the
the UPS
UPS
that need to be removed and remove the parallel cable, and
that need to be removed and remove the parallel cable, and
then screw the cover board back again.
then screw the cover board back again.
7)
7) Turn
Turn on
on all of
all of the
the input mains
input mains breakers of
breakers of the
the remained
remained UPSs.
UPSs.
After all UPSs transfer to the Bypass mode, set the UPS
After all UPSs transfer to the Bypass mode, set the UPS
maintenance switch from “BPS” to “UPS” and screw the
maintenance switch from “BPS” to “UPS” and screw the
maintenance cover board back again. Then turn on all of the
maintenance cover board back again. Then turn on all of the
UPSs in the Line mode to perform the parallel operation.
UPSs in the Line mode to perform the parallel operation.
8)
8)
If
If the
the removed
removed UPS
UPS will
will be
be used
used in
in a
a stand-alone
stand-alone mode,
mode, then
then
JP1 and JP2 on the terminal block should be connected with a
JP1 and JP2 on the terminal block should be connected with a
short connection wire.
short connection wire.
Combine machine warning:
Combine machine warning:
1)
1) When U
When UPS
PS combine
combine system
system work
work at
at inverter
inverter mode,
mode, make
make sure
sure
that all UPS maintain switches at the same place, that is to say,
that all UPS maintain switches at the same place, that is to say,
be at the position of “UPS”, or be at the position of “BPS”.
be at the position of “UPS”, or be at the position of “BPS”.
2)
2) When turning
When turning on th
on the
e UPS c
UPS combine
ombine system b
system before enter
efore enter into
into
inverter mode, UPS output switch must at the “OFF” position.
inverter mode, UPS output switch must at the “OFF” position.
3)
3) When U
When UPS
PS combine
combine system
system work
work at
at inverter mode
inverter model,
l, please
please do
do
not operate any UPS maintain switch.
not operate any UPS maintain switch.