Vertiv
™
| Liebert® EXL
™
S1 Touchscreen Control User Manual | 70
General
Alar
m
Communication Loss MI-B Ph. U-
A
20-
206
—
General
Alar
m
Communication Loss MI-B Ph. V-
B
20-
207
—
General
Alar
m
Communication Loss MI-B Ph. W-
C
20-
208
—
General
Alar
m
Communication Loss MI-B BB
20-
209
—
General
Alar
m
Fan Failure Phase U-A
20-
210
—
General
Alar
m
Fan Failure Phase V-B 20-211 —
General
Alar
m
Fan Failure Phase W-C 20-212 —
General
Alar
m
Fan Failure Buck-Booster 20-213 —
General
Alar
m
Battery Switch Open - Do Not
Close
20-
214
—
General
Alar
m
CPU Time Slice 20-215 —
General
Alar
m
Fan Failure Static Switch
20-
222
—
General
Alar
m
Fan Failure Board Slot
20-
223
—
General
Alar
m
I/O Transformer Overtemperature
20-
224
—
General
Alar
m
DC Overvoltage
20-
227
—
General
Alar
m
Communication Loss PIB-S1
20-
243
—
General
Alar
m
Communication Loss PIB-S1
20-
244
—
General
Alar
m
Communication Loss PIB-S1- I2C
20-
245
—
General
Alar
m
Communication loss STS MICRO
S1
20-
299
—
General
Alar
m
Maintenance Isolation Breaker
Open
20-
291
—
General
Alar
m
Load Bank Breaker Closed
20-
021
—
General
Alar
m
Rectifier Feed Breaker Open
20-
292
—
General
Alar
m
Backfeed Disconnect Switch
Open
20-
293
—
Inverter
Alar
m
Inverter DC Undervoltage
26-
025
Inverter inhibit when DC voltage < P135.i04.
Inverter
Alar
m
Inverter overload
26-
026
RMS overload condition.
Table 10 All Liebert® EXL™ S1 Alarms (continued)
Component Type Text Display ID Description