W
ARNING
Power
is
present
inside the UPS
cabinet
after the
upstream
input
feeder
circuit
breakers are
opened because
of the installed
external battery cabinet.
6.4.11
Using the Remote Emergency Power-off
Switch
A UPS
emergency power-off
is initiated by the REPO
pushbutton switch.
In an
emergency,
you can use
this
switch
to control the UPS
output.
The REPO
switch de-energises
the critical load and
powers
down the
UPS
immediately, without
asking for v
erification.
The UPSs, including
Bypass, remains
off until
rest
arted.
CAUTION
All
power
to the critical load is lost
when
the REPO
switch
is
activated
in the following
step.
You
should use this
feature
only
when
you want to
de-energise
the critical
load.
NOTE
The following
instructions
are for the
Eaton-supplied
REPO
switch.
If a
customer-
supplied
REPO
switch
is
used,
it may not
activate
in the
same manner;
refer to
the
operating instructions
provided with the
switc
h.
To use the REPO
switc
h:
1. Firmly push the red
pushbutton
until it locks into place. The
switch latches
into the
activated state .
The input,
output, battery,
and optional
bypass backfeed contactors open,
and the
power module
is
turned
off
immediately, without
asking for v
erification.
CAUTION
Do not
attempt
to
restart
the
system
after the REPO until the
cause
of the
shutdown
has
been
identified and
cleared.
2. To
deactivate
the REPO
switch
in
preparation
for
restarting
the UPS, insert the
supplied
key and
rot
ate
clockwise
until the red
pushbutton
releases.
To
remove
the key,
rotate
the key back to the vertical
position.
3.
Restart
the UPS by following the
procedure
in
paragraph
6.4.1 or
6.4.2.
W
ARNING
Power
is
present
inside the UPS
cabinet
after the
upstream
input
feeder
circuit
breakers are
opened because
of the installed
external battery cabinet.
Eaton 93E MK2 UPS (10-40kVA, 380/400/415V) Installation and Operation
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