Fronius Primo serie Serviceanleitung, Ersatzteilliste Seite 99

Code Description
401 Communication error be-
tween the Recerbo and the
power module
406 Temperature sensor in the
DC semiconductor module
faulty
407 Temperature sensor on
power module faulty
408 Unacceptably high DC de-
celeration detected on in-
verter
412 Set fixed voltage outside of
permissible MPP range
415 Release signal: option
cards triggered
416–425 Communication between
power module and Recerbo
not possible
426 Intermediate circuit
charging takes too long
427 Power module inoperative
for too long (timeout)
Behavior
1. Ribbon cable between the
power module and filter PC
board faulty or not connected
correctly
2. Ribbon cable faulty
3. Recerbo not connected cor-
rectly
4. Recerbo faulty
5. Power module faulty
6. Filter PC board faulty
1. Faulty temperature sensor in
the semiconductor module
2. Faulty circuit on power mod-
ule
1. Faulty temperature sensor
on power module
2. Faulty circuit on power mod-
ule
1. Asynchronous alternating
current grid
2. Power module faulty
1. Fixed voltage set too high or
too low
1. Option card does not pro-
vide release for feeding energy
into the grid
1. Occurs once – PSP commu-
nication error
2. Unknown option card is
blocking inverter
3. Ribbon cable between filter
PC board and power module
faulty
4. Recerbo faulty
5. Filter PC board faulty
6. Power module faulty
1. DC voltage too weak
2. DC inductor not cleanly con-
tacted
3. DC booster faulty
1. Software fault
2. Measurement error on pow-
er module
Remedy
1. Check ribbon cable between
Recerbo and the power mod-
ule
2. Replace ribbon cable
3. Check Recerbo plug
4. Replace Recerbo
5. Replace AC power module
6. Replace filter PC board
1. Replace DC PC board
2. Replace DC PC board
1. Replace AC PC board
2. Replace AC PC board
1. Check alternating current
grid
2. Replace AC PC board
1. Check adjustments in ser-
vice menu
1. Automatically corrected; op-
tion card stopped inverter
1. Automatically corrected
2. Software update
3. Replace ribbon cable
4. Replace Recerbo
5. Replace filter PC board
6. Replace AC PC board
1. Restart inverter or check ca-
bling
2. Check cabling of the DC in-
ductor
3. Replace DC PC board and
then, if necessary, AC PC
board
1. Software update
2. Replace AC PC board
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