Vertiv
™
| Liebert® EXL
™
S1 Touchscreen Control User Manual | 69
Charger/Boos
ter
Alar
m
DC Overvoltage
23-
080
Set when the DC bus voltage crosses the
maximum threshold of P1753.30 for P1753.31 time.
General
Alar
m
System Power UP
00-
023
—
General
Alar
m
Commissioning / Test Mode
20-
018
—
General
Alar
m
System Maint. Bypass Switch
Closed
20-
019
—
General
Alar
m
Synchronization system fault
20-
022
—
General
Alar
m
System shutdown
20-
024
—
General
Alar
m
The ID Card is missing
20-
025
—
General
Alar
m
Calibration is started
20-
026
—
General
Alar
m
Input Air High Temperature
20-
027
—
General
Alar
m
System Output Switch Open
20-
031
—
General
Alar
m
System Bypass Switch Closed
20-
032
—
General
Alar
m
Detected Cores Mismatch 20-127 —
General
Alar
m
Communication Loss BIB 20-132 —
General
Alar
m
AC Ground Fault 20-133 —
General
Alar
m
Communication Loss MI Ph. U-A
20-
153
—
General
Alar
m
Communication Loss MI Ph. V-B
20-
154
—
General
Alar
m
Communication Loss MI Ph. W-C
20-
155
—
General
Alar
m
Communication Loss MI BB
20-
156
—
General
Alar
m
Motherboard Overtemperature
20-
165
—
General
Alar
m
PIB Overtemperature
20-
166
—
General
Alar
m
Cable Conduit Overtemperature 20-167 —
General
Alar
m
MIB Overtemperature
20-
168
—
General
Alar
m
Duplicated Parallel Unit Id
20-
169
—
General
Alar
m
Parallel Unit Number Mismatch
20-
170
—
Table 10 All Liebert® EXL™ S1 Alarms (continued)
Component Type Text Display ID Description