Fronius Primo 4.5-1 Serviceanleitung Seite 100

Code Description
523 DC LOW Ch2
558 Country setup not support-
ed by power stage set
559 Recerbo function not sup-
ported
560 Power reduction caused by
overfrequency
565 AFCI SD card failure
566 AFCI deactivated
567 GVDPR active
601 Internal communication er-
ror
602 Autotest Italy failed
603 Faulty temperature sensor
for μC (Ch3 AC temp)
604 Faulty temperature sensor
for DC2 (Ch4)
607 RCMU error message more
than four times in 24 hours
100
Behaviour
1. DC main switch open
2. PV generator not connected
3. DC voltage too low for feed-
in
4. Reverse voltage of PV gen-
erator
5. DC operating mode: fixed
voltage and incorrect voltage
6. Measurement fault on power
stage set
1. Old software
2. Old software
3. Incompatible hardware com-
bination
1. Old software
2. Old software
3. Incompatible hardware com-
bination
1. Grid frequency too high
2. Grid-borne interference
3. Incorrect settings
1. Writing data to SD card
failed
1. No fault - AFCI is deactivat-
ed
1. Mains voltage too high
2. Grid-borne interference
3. Incorrect setting
1. Occurs once
2. Permanent error
1. Autotest Italy has been start-
ed and not completed
1. Faulty temperature sensor
for μC
2. Faulty power stage set cir-
cuit
1. Faulty temperature sensor
for DC2
2. Faulty power stage set cir-
cuit
1. Grounding problem
Remedy
1. Close DC main switch
2. Connect PV generator
3. Wait for increased insolation
or check modules
4. Change the polarity of the
PV generator
5. Check MPP settings and
voltages
6. Replace DC PC board; re-
place AC PC board if neces-
sary
1. Software update
2. Reload setup
3. Check hardware compo-
nents
1. Software update
2. Reload setup
3. Check hardware compo-
nents
1. Automatic correction
2. Software update
3. Check the settings
1. Format SD card
1. Use tool if the AFCI needs to
be turned on
1. Automatic correction
2. Software update
3. Check the settings
1. Restart the inverter
2. Replace AC PC board
1. Reload setup
1. Replacing a power stage set
2. Replace AC PC board
1. Replace DC PC board
2. Replace AC PC board
1. Automatic correction after
24 hours
2. Check PV field
3. Check wiring