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Protect PV.630 Operating Instructions
44 of 72 8000047961 BAL
Unit Monitoring Systems
Fault/Message
Deac-
tivat-ing
Self-
acknow-led
ging
Signalling
DOU message
Monitoring
fan fault cabinet fan
X !Fan failure!
Monitoring
fan fault stack fans
X !Fan failure!
Monitoring K91
feedback signal fan contactor
X K91: !Switch feedback fault!
Monitoring K7
feedback signal INV
output contactor
X #Fault K7 feedback signal#
Monitoring
parameter limits
X !Parameter limit fault!
Monitoring
PCB ID
X #Self-test fault#
Monitoring
EEPROM
X #EEPROM fault#
Monitoring
serial EEPROM
X !System fault!
Monitoring
Watchdog
X #Watchdog#
Monitoring
15 V supply voltage
X #15 V supply voltage fault#
Monitoring
IGBT stack
X #Stack fault#
Monitoring
short-circuit/overload
X #Short circuit#
Monitoring
load current transformer
X #Load current transformer fault#
Monitoring
stack current transformer
X #Stack current transformer –
fault#
Monitoring
inverter output voltage
X #AC voltage deviation#
Monitoring
stack overcurrent
X #Stack overcurrent#
Monitoring
mains synchronisation
X #Synchronisation fault#
Monitoring
parallel CAN communication
X !Communication fault parallel
CAN!
Monitoring
remote monitoring communication
X !Remote monitoring fault!