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© 2017 KOSTAL Solar Electric GmbH
Operation and operating the device
Event
code
LED
display
Type of event
Description/
possible cause
Measure
3000
Update process fault
Internal system fault
Perform inverter update.
3003
Internal communica-
tion fault
Internal communication fault
between grid monitoring and
control system
Check internal communication
cables between the individual
PCBs
1
3006
Internal system fault
Internal system fault with respect
to power curtailment
Device carries out a test several
times and generally overrides.
Support
1
3010
Internal communica-
tion fault
Internal communication fault
between control system and
communications PCB
Check the time setting, function
of the communications PCB and
other communication settings.
Inverter switches despite incorrect
time stamp
1
3012
Varistor fault
DC varistor defective
Replace defective varistor
1
3013
Internal
temperature fault
Excess temperature AC/DC at
power level
Check installation conditions and
fan
1
3014
Internal
temperature fault
Overheating of processor
Check installation conditions and
fan
1
3017
External generator fault Overvoltage on PV generator
Check generator installation/
layout
1
3018
Information
Power curtailment through exter-
nal specifications (grid operator)
No action necessary.
3019
External grid fault
Power curtailment due to a grid
fault (increased grid frequency)
Support
1
3020
Information
Overcurrent on the PV generator
Check generator installation/
layout
1
3022
External generator fault Overvoltage on PV generator
Check generator installation/
layout
1
3023
Information
Overcurrent on the PV generator
Check generator installation/
layout
1
3025
External generator fault Overvoltage on PV generator
Check generator installation/
layout
1
3026
Information
Overcurrent on the PV generator
Check generator installation/
layout
1
3032
External generator fault Overcurrent on the PV generator
Check generator installation/
layout
1
3033
Internal system fault
Internal system fault
Support
1
3039
Internal parameteriza-
tion fault
Internal system fault
Contact support
3045
Internal system fault
Internal AC system fault
Device carries out test several
times and generally overrides
1
3048
Internal communica-
tion fault
Internal communication error
Check the internal communica-
tion cables between the individual
PCBs
1
2
3
4
6
7
8
9
10
11
1
5