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IOM 1210-1 • MAGNITUDE
®
MODEL WMC CHILLERS
o
peraTIon
Table 13: Compressor Fault Alarms
Description
OITS Alarm Message
Alarm Reset
Compressor Current Overload Trip #1
COMPR STOP - Motor Current Overload
Auto-clears
Compressor Current Overload Trip #2
COMPR STOP - Motor Current Overload
Auto-clears
Locked off if UL Limit is exceeded
High Motor Temperature Comp 1
COMPR STOP - High Motor Temperature
Auto-clears
High Motor Temperature Comp 2
COMPR STOP - High Motor Temperature
Auto-clears
Locked off if Tripped 3x in 50 min
Overvoltage On Compressor 1
COMPR STOP - Line Voltage High
Auto-clears
Overvoltage On Compressor 2
COMPR STOP - Line Voltage High
Auto-clears
Undervoltage On Compressor 1
COMPR STOP - Line Voltage Low
Auto-clears
Undervoltage On Compressor 2
COMPR STOP - Line Voltage Low
Auto-clears
High Condenser Pressure Circuit 1
COMPR STOP - Condenser Pressure High
Auto-clears
Locked off if Tripped 3x in 50 min
High Condenser Pressure Circuit 2
COMPR STOP - Condenser Pressure High
Auto-clears
Locked off if Tripped 3x in 50 min
High Discharge Temperature Circuit 1
COMPR STOP - Discharge Temperature High
Auto-clears
Locked off if Tripped 3x in 50 min
High Discharge Temperature Circuit 2
COMPR STOP - Discharge Temperature High
Auto-clears
Locked off if Tripped 3x in 50 min
Starter Fault Compressor 1
COMPR STOP - Compressor Fault
(previously used for WMC general compressor fault)
Reset is dependent on specific alarm
Starter Fault Compressor 2
COMPR STOP - Compressor Fault
(previously used for WMC general compressor fault)
Reset is dependent on specific alarm
No Starter Transition Comp 1
COMPR STOP - Compressor Comm Loss
(previously used for compressor communication error)
Auto-clears
No Starter Transition Comp 2
COMPR STOP - Compressor Comm Loss
(previously used for compressor communication error)
Auto-clears
General Compressor Fault 1
COMPR STOP - Compressor Fault
Reset is dependent on specific alarm
General Compressor Fault 2
COMPR STOP - Compressor Fault
Reset is dependent on specific alarm
Communication Fault 1
COMPR STOP - Compressor Comm Loss
Auto-clears
Communication Fault 2
COMPR STOP - Compressor Comm Loss
Auto-clears
Interlock Fault
NO START - Interlock Fault
Auto-clears
Interlock Fault 2
NO START - Interlock Fault
Auto-clears
