No. Grid
LED
LED
Display
Status description
Action
Pers
.
33
DC feed-in error
The DC feed-in has exceeded the permitted
value. This DC feed-in can be caused in the
device by grid conditions and may not neces-
sarily indicate a fault.
Notify your author-
ised electrician if
the fault occurs sev-
eral times.
E
34
Internal communication er-
ror
A communication error has occurred in the in-
ternal data transmission.
Notify your author-
ised electrician.
Check the data
cable.
E
35
Protection shutdown SW
Protective shutdown of the software (AC over-
voltage, AC overcurrent, DC link overvoltage,
DC overcurrent, DC overtemperature).
Kein Fehler! Grid-re-
lated shutdown, the
grid connects again
automatically.
-
36
Protection shutdown HW
Protective shutdown of the software (AC over-
voltage, AC overcurrent, DC link overvoltage,
DC overcurrent, DC overtemperature).
Kein Fehler! Grid-re-
lated shutdown, the
grid connects again
automatically.
-
37
Unknown hardware
No valid version of the power unit was detec-
ted. Incorrect hardware installed.
Gerät von AC-/DC-
Versorgung
trennen. Nach
Minuten wieder
einschalten. Falls
kein Erfolg Elektro-
fachkraft bena-
chrichtigen
B E
38
Error: Generator Voltage too
high Error: Battery over-
voltage
The voltage of the DC generator is too high.
The PV generator is configured incorrectly.
Notify your author-
ised electrician.
E
41
Line failure undervoltage L1 The voltage of a grid phase is too low; the grid
cannot be fed into. The phase experiencing
failure is displayed.
Notify your author-
ised electrician.
E
42
Line failure overvoltage L1
The voltage of a grid phase is too low; the grid
cannot be fed into. The phase experiencing
failure is displayed.
Notify your author-
ised electrician.
E
43
Line failure undervoltage L2 The voltage of a grid phase is too low; the grid
cannot be fed into. The phase experiencing
failure is displayed.
Notify your author-
ised electrician.
E
44
Line failure overvoltage L2
The voltage of a grid phase is too low; the grid
cannot be fed into. The phase experiencing
failure is displayed.
Notify your author-
ised electrician.
E
45
Line failure undervoltage L3 The voltage of a grid phase is too low; the grid
cannot be fed into. The phase experiencing
failure is displayed.
Notify your author-
ised electrician.
E
46
Line failure overvoltage L3
The voltage of a grid phase is too low; the grid
cannot be fed into. The phase experiencing
failure is displayed.
Notify your author-
ised electrician.
E
47
Grid failure phase-to-phase
voltage
The measured phase-to-phase voltage is out-
side of the tolerance limits.
Software-Version
prüfen (Möglicher
Abbruch beim Up-
load) KACO-Service
benachrichtigen!
B/K
48
Line failure: underfreq.
Grid frequency is too low. This fault may be
grid-related.
Notify your author-
ised electrician!
E
Powador 30.0-72.0 TL3
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