Fronius IG 300 - Manual (Page 71)

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Warning message issued by
one of the power modules,
while the other power mo-
dules are operating normal-
ly 514 No communication with
one of the power mo-
dules Notify FRONIUS-trained
service engineer
The power modules cannot
all be activated 516 Status messages are
received from a power
module Analyse the messages
Further information can
be found in the chapter
entitled „The Setup
Menu“, under
„STATE_PS“. If the ser-
vice code remains on the
display for a long time:
Notify FRONIUS-trained
service engineer
Transformer not connected/
plugged in
Jumper short circuit
Intermediate circuit voltage
logging fault
517 Master has been chan-
ged Check for possible faults
- listed under „Descripti-
on“.
Notify FRONIUS-trained
service engineer
Roof fans not working, pos-
sible power derating 530 Supply voltage to roof
fans outside permissib-
le range Notify FRONIUS-trained
service engineer
Roof fans not working, pos-
sible power derating
Check ventilation slots on
the option rack
531 Excess temperature in
fan controller Notify FRONIUS-trained
service engineer
Uncover ventilation slots
if necessary
Temperature sensor defec-
tive or not connected 532 Intake air temperature
sensor defective Notify FRONIUS-trained
service engineer
Roof fans not working, pos-
sible power derating 533 Fan controller tempe-
rature sensor defecti-
ve Notify FRONIUS-trained
service engineer
Roof fans not working, pos-
sible power derating 534 Fan controller’s self-
test routine found fan
voltage to be out of ran-
ge Notify FRONIUS-trained
service engineer
Sensor card settings have
been reset to their defaults 511 EEPROM defective Reconfigure measuring
channels if necessary
Too many power modules
have been detected on the
system 512 Too many power mo-
dules on the system Notify FRONIUS-trained
service engineer
Code Designation Description Remedy
e.g.: Solar modules cove-
red with snow 509 No power fed into mains
for a 24-hour period e.g.: Remove snow from
solar modules
SMS settings have been
reset to their defaults 510 EEPROM defective Reconfigure SMS if ne-
cessary
Class 5
(continued)
DC/AC or DC/DC tempera-
ture sensor faulty, service
jumper installed on the „Ser-
vice“ slot or „+15 V seconda-
ry“ not connected 515 Faulty plug connec-
tions Check plug connections