11.1.2 Audible Alarm; Troubleshooting; Table 5; Audible Alarm Description - Emerson Liebert GXT3 208V 5000-10000V User Manual

11.1.2 Audible Alarm

An audible alarm will sound in conjunction with the visual indicators to indicate a change in UPS
operating status. The audible alarm will sound as described in Table 5.

Table 5

Audible alarm description

Condition
Battery discharge
Low battery
UPS fault, load on bypass
UPS fault, no power to load
Overload
Battery replacement
Battery loss
Wiring problem
(loss of proper grounding for UPS)
Bypass reminder
11.2

Troubleshooting

In the event of an issue with the UPS, refer to Table 6 to determine the cause and solution. If the
fault persists, contact Emerson Channel Support.
Table 6

Troubleshooting table

Problem
UPS fails to start when the
On/Alarm Silence/Manual
Battery Test button is pressed
Battery indicator is illuminated
UPS has reduced battery
backup time
Fault and Bypass indicators
and all LED segments of
battery level indicator are
illuminated
Fault and Bypass indicators
and diagnostic A indicator are
illuminated
Fault and Bypass indicators
and diagnostic B indicator are
illuminated
Alarm
Half-second beep every 10 seconds
Two half-second beeps every 5 seconds
1-second beep every 4 seconds
Continuous
Half-second beep every half second
2-second beep every 60 seconds
Continuous
Continuous
1-second beep every 2 minutes
Cause
UPS is short-circuited or
overloaded
UPS is not plugged in
UPS input protection fuse has
blown/opened
Utility power is out of tolerance
Batteries are not fully charged
UPS is overloaded
Batteries may not be able to
hold a full charge due to age
UPS is overloaded or load is
faulty
UPS has been shut down due
to temperature condition; load
is on bypass power
UPS internal DC bus
overvoltage
36
Solution
Ensure UPS is Off. Disconnect all loads and ensure
nothing is lodged in output receptacles. Ensure loads
are not defective or shorted internally.
UPS is operating from battery mode. Ensure UPS is
securely plugged into the wall receptacle.
UPS is operating from battery mode. Save data and
close applications. Replace UPS input fuse, then restart
UPS.
UPS is operating from battery mode. Save data and
close applications. Ensure utility supply voltage is within
acceptable limits for UPS.
Keep UPS plugged in continuously at least 24 hours to
recharge batteries.
Check load level indicator and reduce the load on the
UPS.
Replace batteries. Contact your local dealer, Emerson
representative or Emerson Channel Support for
replacement battery kit.
Check load level indicator and remove non-essential
loads. Recalculate the load and reduce number of loads
connected to UPS. Check load for faults.
Ensure UPS is not overloaded, ventilation holes are not
blocked and room ambient temperature is not
excessive. Wait 30 minutes to allow UPS to cool, then
restart UPS. If UPS cannot restart, contact your local
dealer, Emerson representative or Emerson Channel
Support.
UPS requires service. Contact your local dealer,
Emerson representative or Emerson Channel Support.
Troubleshooting