8 external device and component category (8xx) – SMA SI 3.0-11 User Manual
Page 62

9 Troubleshooting
SMA Solar Technology AG
62
SI30M-44M-60H-80H-BE-en-30
Operating Manual
9.4.8 External Device and Component Category (8xx)
No.
Name
Level Cause
Corrective measures
F 801 Box
4
Plausibility check of the
contactors in the
Multicluster Box has failed.
• Contact the SMA Service Line.
W 805 BoxNoGn
1
Operation with the generator
is not possible.
•
Reset the off-grid system. For this,
disconnect all loads, AC sources,
generator and DC sources. Open the
load-break switch of the BatFuse. Wait ten
minutes and restart the off-grid system.
Wait until all AC sources are feeding into
the stand-alone grid and all loads are
connected before connecting the
generator.
• Contact the SMA Service Line.
F 806 BoxType
4
Configuration of the
Sunny Island inverters does
not match the Multicluster Box.
•
Check whether the value of the parameter
250.23 Box matches the
Multicluster Box. If the value does not
match, restart the QCG (see the
Sunny Island inverter installation manual).
• Contact the SMA Service Line.
W 807 BoxGdVtg
1
Voltage of the external energy
source is not within the valid
thresholds for connection.
• Acknowledge the error (see Section 9.2,
• Contact the SMA Service Line.
F 809 BoxNoLod
4
Load-shedding contactor Q5
in the Multicluster Box is not
functioning correctly.
• Reset the off-grid system. For this,
disconnect the off-grid system and restart.
The configuration may be incorrect.
•
Start the QCG and reconfigure
multicluster operation (see the
Sunny Island inverter installation manual).
• Contact the SMA Service Line.
F 810 Box15V
4
15 V voltage supply in the
Multicluster Box is defective.
• Contact the SMA Service Line.
F 811 Box24V
4
24 V voltage supply in the
Multicluster Box is defective.