6.2.2
System
Events
When the UPS
system
is running in Normal
mode,
it continually
monitors
itself and the incoming utility
po
w
er
.
In Battery or
Bypass modes,
the UPS may
issue
alarms to let you know exactly what
event caused
the
c
hange
from Normal
mode.
System events
on the UPS can be
indicated
by horns, lights,
messages,
or all
three.
Select
the
EVENTS
symbol from the
menu
bar on the main
menu screen
to display the active
events screen.
This
screen
shows
any currently active alarms,
notices,
or
commands.
This
screen shows
any currently
activ
e
alarms,
notices,
or
commands.
For more
information
on using the
events screen, see paragraph 6.2.6.
• System
Event Horns – The
system event
horn
beeps
to alert an
operator
that an
event needing attention is
taking place.
The horn cycles at 3 seconds.
• System
Event
Indicators –
The
status indicators
on the UPS control panel work with the
event
horn to let
the
operator
know
when
the UPS is
operating
in any
mode
other than normal. Only the Normal
mode
indicator
is
illuminated during normal
UPS
system
operation.
The other
indicators
illuminate to indicate alarms or
e
v
ents.
When an alarm
occurs,
first check
these
indicators
to
see
what type of
event
has taken place. F
or
descriptions
of the
status indicators, see paragraph
6.2.1.
• System
Event
Messages –
When a
system event occurs,
a
message appears
on the LCD in the UPS
st
at
us
area. This
message
is also
written
to the
Events
Log and may be
added
to the History Log. The
messages are
divided into four
categories:
alarms,
notices, status,
and
commands.
Eaton 93E MK2 UPS (10-40kVA, 380/400/415V) Installation and Operation
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