SMA SUNNY ISLAND 3.0M Operating Manual page 76

10 Troubleshooting
No. Name
F 831 BoxQ2NotClose
F 832 BoxQ9NotOpen
F 833 BoxQ9NotClose
F 834 BoxQ10NotOpen
F 835 BoxQ10NotClose
W 840 eHZ1ComFail
W 841 eHZ2ComFail
W 842 ComBoxFail
76 SI30M-44M-60H-80H-BE-en-33
Level Cause
2 Error: Contactor Q2 does not
close
Exception: In the NA-Box, the tie
switch Q202 does not close.
2 Error: Contactor Q9 does not
open
Exception: Load-shedding con-
tactor Q109 in the Multicluster-
Box 12 (MC-BOX-12.3-20)
does not open.
2
Error: Contactor Q9 does not
close
Exception: Load-shedding con-
tactor Q109 in the Multicluster-
Box 12 (MC-BOX-12.3-20)
does not close.
4 Error: Contactor Q10 does not
open
Exception: Load-shedding con-
tactor Q110 in the Multicluster-
Box 12 (MC-BOX-12.3-20)
does not open.
4 Error: Contactor Q10 does not
close
Exception: Load-shedding con-
tactor Q110 in the Multicluster-
Box 12 (MC-BOX-12.3-20)
does not close.
1 Faulty communication with the
PV production meter
1 Faulty communication with the
feed-in meter and purchased
electricity meter
1 Communication between device
and SBUKomBox (Meter Box) is
faulty
SMA Solar Technology AG
Corrective measures
• Contact the Service (see Section 16
"Contact", page 161).
• Contact the Service (see Section 16
"Contact", page 161).
• Contact the Service (see Section 16
"Contact", page 161).
• Contact the Service (see Section 16
"Contact", page 161).
• Contact the Service (see Section 16
"Contact", page 161).
• Ensure that the optical probe is
correctly installed and connected.
• Ensure that the data cables are
correctly installed.
Operating Manual