KACO Powador 3200 - 6600 - Manual (Page 46)

EN EN
Maintenance/Troubleshooting
Page 46 Operating Instructions for Powador 3200-6600_EN
Authorised electrician
Status Display
!
Explanation Action By
OS 4 MPP control
In cases of sufficient sunlight, the unit
feeds into the grid with MPP control so
as to maximise yields
OS 8 Self-test Checks the shutdown of the power
electronics as well as the grid relay
before feed-in mode.
- -
FS 10 Temperature in
unit too high
In case of overheating, the inverter
switches off. Possible causes:
• Ambient temperature too high,
• Fans covered,
• Inverter defective.
" Cool off the
area around the
inverter.
" Uncover the
fans.
" Notify your
authorised elec-
trician.
B
B
E
OS 11 Power limitation
Protective function of the inverter when
too much generator power is supplied
or the heat sink of the unit exceeds 75°C
FS 17 Powador Protect
shutdown
The activated grid and system protec-
tion has been tripped.
" Notify your
authorised elec-
trician if the fault
occurs several
times.
E
OS 20 Active ramp lim-
itation
Internal power limiting
e.g.: "Ramp Up“ 10 %/Min
OS 29 Ground fault
Check fuse
A ground fault was detected on the DC
side.
" Check the PV
generator
E
FS 30 Fault
Transformer fault The current and voltage measurements
in the inverter are not within acceptable
range.
- -
FS 32 Fault
Self-test The internal grid separation relay test
has failed.
" Notify your
authorised elec-
trician if the fault
occurs several
times.
E
FS 33 Fault
DC feed-in The direct component of the line cur-
rent has exceeded the permitted value.
This DC feed-in can be caused by grid
conditions and may not necessarily
indicate a fault.
" Notify your
authorised elec-
trician if the fault
occurs multiple
times.
E
FS 34 Communication
error
A communication error has occurred in
the internal data transmission.
" Notify your
authorised elec-
trician.
E
FS 35 Protection shut-
down SW
Protective shutdown of the software
(AC overvoltage, AC overcurrent, DC link
overvoltage, DC overvoltage).
Not a fault
Grid-related
shutdown,
the grid connects
again automatically.
-
Table 7: Operating status and fault messages on the display