Bosch BPT-S 3 Manuel De Service page 223

English
Fault message
ENGLISH
TEMP LIMITS
DC VOLTAGE
Bosch Power Tec GmbH
A complete overview of all possible faults in the string
inverter can be found in the table Messages on the
display screen and LED status indicator, p. 105.
8.2 Messages on the display screen and
LED status indicator
If there is a fault on the string inverter, the current
fault message is shown on the display:
Top line: Fault message as per the following table

Bottom line: Numeric code of the fault

The faults listed cause the string inverter to shut
down automatically. The string inverter normally
switches back on automatically once the fault has
been cleared.
If the string inverter does not switch back on and/or
you cannot remedy the fault: Contact Bosch Power
Tec Service (see contact details on the back of the
manual)
LED status indicator
Top LED red
Left LED red
Help in the event of faults | 105
Possible cause
Ambient temperature
is outside the
temperature limits
Solar power system
field designed or
connected incorrectly
Bosch BPT-S 3 / 3.68 / 4 / 4.6 | Operating manual
Possible fault
rectification
Check the installation
conditions
(Requirements for the
installation location,
p. 42)
Check the voltage of
the solar power system
field