Chapter 7 Operation And Display Panel 25
Table 7-4 Prompts and meanings
1 Utility power restored
The utility power recovers, and the UPS transfers back to Utility (AC)
mode
2 Bypass power restored
The bypass power recovers, and the UPS can transfers back to
bypass
UPS return from a low battery condition
The UPS transfers back to Utility (AC) mode from Battery low mode
UPS return from battery mode
The UPS transfers back to Utility (AC) mode from Battery mode
5 UPS battery test unallowed
Conditions of battery test do not meet,UPS battery test is not
allowed
The UPS self-test is successfully performed
UPS self test in progress
The UPS is performing self-test
The UPS shuts down and has no output
The UPS starts up successfully and supplies power to the load
UPS Maintenance bypass output
The UPS Maintenance bypass output
UPS shutdown command received
The UPS shuts down through communication
12 UPS shutdown process had been cancelled
The shutdown command sent through Multilink or SNMP card to the
UPS is cancelled
The UPS transfers back to Green mode, saving more electricity
14 UPS switch to Auto Green mode
When the input utility power satisfies the condition of Auto Green
mode, the UPS will transfer back to Auto Green mode
15 UPS switch to Online mode
The UPS transfers back to Online mode, supplying power to the
load through the inverter
UPS internal temperature return to normal
The internal temperature of the UPS recovers to normal range
17 UPS load return from overload
The loads are reduced, and the UPS recovers to normal state from
overload
18 Beeper Disable
The beeper is disabled, and no audible alarm will be generated
when faults or warnings occur again
19 Beeper Enable
The beeper is enabled, and audible alarms will be generated when
faults or warnings occur again
7.3.6 Warning List
All UPS warning messages are described in Table 7-4.
Table 7-5 Warning list
1 Utility power not available
The utility power is not available, or it cannot satisfy the
requirements for the UPS to operate
UPS batteries low and exhausted soon
The battery capacity is low and will be exhausted soon
3 UPS has switched to battery mode
The utility power is abnormal or the PFC side is faulty, the UPS
transfers back to Battery mode
4 UPS Switch to Bypass
The UPS transfers back to Bypass mode, at this point, the input
utility power supplies power to the load directly, and the load is
not protected
5 Bypass power not available
The bypass power is not available, or it cannot satisfy the
requirements for the UPS to transfers to bypass (include phase
angle abnormal for two phase model)
6 Input power wiring error
Ground is not connected or L/N wires are reversed or Input
phase error
Liebert GXT4 UPS 5000VA ~ 10000VA (230V) User Manual