Vertiv Liebert iCOM DP400/500 Installer/User Manual page 58

Table 4.3 Events Specific to Liebert MC Condenser (continued)
Event
GC Low Cond Temp
C1 or C2
GC 1 or 2 Fan 1
through 4 FAIL
GC 1 or 2 TVSS Failure
Table 4.4 below, describes events available with a Liebert® EconoPhase™.
Table 4.4 Events Specific to Liebert EconoPhase
Event Description
An unrecoverable failure of the pump control board has occurred. Pump shut down.
PB1 BOARD
FAIL
Pump has cavitated and shut down.
PB1 CAVITATE
SHUTDOWN
Inlet refrigerant pressure sensor failure. Pump shut down.
PB1 IN PRES
SENS FAIL
Inlet refrigerant temperature sensor failure. Pump shut down.
PB1 IN TEMP
SENS FAIL
Invalid data detected and pump shut down.
PB1 INV DATA
SHUTDOWN
Pump differential pressure fell below a lower threshold and pump shut down.
PB1 LO DIFF
PRESSURE
Event is reset when iCOM requests a new startup.
Pump outlet-refrigerant temperature fell below a lower threshold and pump was shut down.
PB1 LO OUTLET
TEMP
50
Description
Low refrigerant liquid line temperature
The following events may result from a fan failure alarm. Refer to the specific fan manufacturer's literature for troubleshooting
information.
• VSD high link current
• VSD drive error
• VSD earth to ground fault
• VSD electronics heat sink thermal overload
• VSD hall failure
• VSD IGBT failure
• VSD line fault
• VSD motor locked
• VSD motor thermal overload
• VSD phase failure
• VSD-specific uncategorized alarm detected
• VSD electronics high-temperature condition
• VSD high link voltage
• VSD low link voltage
• RS-485 communications failure
TVSS alarm
• Pump board must be rebooted to reset event.
• Event is reset when iCOM requests a new startup.
• Event is reset when condition clears.
• Event is reset when condition clears.
• Event is reset when iCOM requests a new startup.
• Event is reset when iCOM requests a new startup.
Vertiv™ | Liebert® iCOM™ Installer/User Guide