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Protect PV.630 Operating Instructions
8000047961 BAL 43 of 72
CAN I/O monitoring systems
Fault/Message
Deac-
tivat-ing
Self-
acknow-led
ging
Signalling
DOU message
Feedback signal
DC load interrupter switch Q4.1
X Q4.x: !Switch feedback fault!
Switch position Q4.1
X Q4.x: Switch open
Feedback signal
K21 earthing PV cells
X K21: !Switch feedback fault!
Monitoring
F21 earthing circuit breaker
X !Miniature circuit breaker tripped!
Monitoring
F81 surge voltage arrester DC
input
X !Overvoltage protection tripped!
Monitoring
insulation monitor level 1
X !Insulation monitor warning!
Monitoring
insulation monitor level 2
X !Insulation monitor alarm!
Monitoring
F83/F84 surge voltage arrester AC
– anti-condensation heater
X F83/84: !Miniature circuit breaker
tripped!
Monitoring
F60 auxiliary power supply mains 2
X F60: !Miniature circuit breaker
tripped!
Monitoring
F61 independent power supply
mains 1
X F61: !Miniature circuit breaker
tripped!
Monitoring
Q26 AC mains disconnector
X Q26: Switch open
Monitoring
unit cabinet door
X !Unit cabinet door open!
Monitoring communication CAN
I/O AC cabinet
X !Communication fault with I/O
control!
Monitoring communication CAN
I/O DC cabinet
X !Communication fault with I/O
control!
Monitoring
CAN I/O parameters
X #I/O parameter error#