APC Smart-UPS VT User Manual
Page 15
Operation – Operation Procedures
990-2282A-001
Smart-UPS® VT 10-40 kVA 400V, 208V, 200V – Operation
9
Parallel System – turning into external bypass.
P
Warning
In bypass operation the batteries are still charged. If a total power off is required, the batteries
must be pulled out to the red disconnect line, see the section How to perform a total power off.
From the UPS: Check that all UPS units are in
bypass on each of the displays.
From the external MBP: Check that the bypass
lamp indication is lit
(Q003)
.
From the external MBP: Turn the bypass
switch (
Q003
) to position “1”
(ON)
.
From the external MBP: Check that the lamp
indication of the output isolation breaker is lit
(Q004)
.
From the external MBP: Turn the output
isolation breaker (
Q004
) to position “0”
(OFF)
.
From the UPS: Turn
OFF
each UPS from the
display via Control
–
Turn Load off
–
Yes,
Turn Load off.
From the external MBP: Check that all output
lamps are lit
(Q002)
.
From the external MBP: Turn all output
switches (
Q002
) to position “0”
(OFF)
.
From the external MBP: Turn all input
switches (
Q001
) to position “0”
(OFF)
.
From the XR Enclosure(s) (if available): Set
the DC disconnect switch (if available) to
position
OFF
.
From the UPS: Disconnect the batteries by
pulling them out to the red disconnect line.
From the XR Enclosure(s) (if available):
Disconnect the batteries by pulling them out to
the red disconnect line.
For a total UPS shut down see the section How
to perform a total power off.
Chrg 100%
Load 000%
xxxVin 000Vout x0Hz
Runtime: 0hr 0m
Press
Control
Status
Setup
Logging
Display
Diags
Help
Use
Press
UPS into Bypass
Do Self Test
Simulate Power Fail
Start Runtime Cal
Use
Press
Confirm:
UPS into Bypass
NO, ABORT
YES, UPS into Bypass
Use
Press