No. Grid
LED
LED
Display
Status description
Action
Pers
.
36
Protection shutdown HW
Protective shutdown of the software (AC over-
voltage, AC overcurrent, DC link overvoltage,
DC overcurrent, DC overtemperature).
Not a fault! 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.
Disconnect the
device from the AC
and DC supply.
Switch it back on
after several
minutes. If this does
not resolve the is-
sue, notify your au-
thorized electrician
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-
ized electrician!
E
41
Grid 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-
ized electrician!
E
42
Grid 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-
ized electrician!
E
43
Grid 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-
ized electrician!
E
44
Grid 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-
ized electrician!
E
45
Grid 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-
ized electrician!
E
46
Grid 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-
ized electrician!
E
47
Grid failure phase-to-phase
voltage
The measured phase-to-phase voltage is out-
side of the tolerance limits.
Check software ver-
sion (possible can-
cellation during up-
load) Notify KACO
Service!
B/K
48
Grid failure underfrequency Grid frequency is too low. This fault may be
grid-related.
Notify your author-
ized electrician!
E
49
Grid failure overfrequency
Grid frequency is too high. This fault may be
grid-related.
Notify your author-
ised electrician.
E
50
Grid failure average voltage The grid voltage measurement according to EN
50160 has exceeded the maximum permitted
limit value. This fault may be grid-related.
Notify your author-
ized electrician!
E
57
Waiting for reactivation
Waiting time of the device following an error. The devices
switches on after a
country-specific
waiting period.
-
Kaco blueplanet 29.0TL3
Page 82
EN