Fronius Selectiva 4.0 2100 Operating Instructions Manual page 52

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Battery error:
If the battery reports an error state, the battery charger will display this error as
a battery error including the corresponding error number of the battery. The re-
spective error explanation can be found in the Operating Instructions for the
battery.
If an error message appears on the display and the error cannot be rectified in-
dependently:
1
2
3
Status codes with an external cause
No.
(11)
(12)
(13)
(14)
(15)
(16)
(17)
Status codes in the event of a battery fault
No.
(22)
(23)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
52
Battery error
A battery with an unsuitable voltage has been connected.
The device has overheated.
A software or hardware error has occurred.
Note down the displayed status code: e.g., "Statecode (31)".
Note the configuration of the device.
Contact your authorized Service Partner.
If the device is in an error state, a freely defined text can be displayed, which
can contain the contact details of the distributor, for example.
Cause / Remedy
Check mains voltage
Check grid (phase failure)
External temperature sensor defective
Electrolyte circulation defective (pressure switch does not switch)
No control voltage detected
External start/stop is not closed.
Open circuit detection triggered several times during a charge (e.g.: worn
charging contacts)
Cause / Remedy
Battery undervoltage
Battery overvoltage
Battery too hot (only with external temperature sensor)
Battery undertemperature (only with external temperature sensor)
Cell defect detected
Battery not supported
Battery heavily discharged - safety charge in progress
Incorrect battery polarity
Thermal Runaway