SMA SI 3.0-11 - Manual (Page 68)

9 Troubleshooting SMA Solar Technology AG
68 SI30M-44M-60H-80H-BE-en-30 Operating Manual
9.4.9 General Category (9xx)
W 887 Sic4ComLoss 1 Last communication with the
Sunny Island Charger 4 was
more than 24 hours ago.
•
Ensure that undamaged CAT5e cables
are used for communication and that the
cables are plugged in correctly.
•
Ensure that the configuration of the
Sunny Island Charger charge controller
with the DIP switches is correct.
•
Ensure that the communication interfaces
are correctly inserted in the Sunny Island.
W 890 BoxMeas 2 Disturbance in voltage or
current measurement at the
measurement point of the
Multicluster Box for the master.
•
Ensure that the control and measuring
cable between the Multicluster Box and
the corresponding Sunny Island of the
main cluster is correctly inserted. When
doing so, observe the correct sequence of
the Multicluster Box connections to the
Sunny Island inverters
(see the Sunny Island inverter installation
manual and the Multicluster Box
documentation).
W 891 BoxMeasSlv1 2 Disturbance in voltage or
current measurement at the
measurement point of the
Multicluster Box for slave 1.
W 892 BoxMeasSlv2 2 Disturbance in voltage or
current measurement at the
measurement point of the
Multicluster Box for slave 2.
No. Name Level Cause
F 905 CalFail 4 Unable to read calibration data.
F 906 CalFailSlv1 4 Unable to read calibration data of slave 1.
F 907 CalFailSlv2 4 Unable to read calibration data of slave 2.
W 915 TimeOut 1 An error has occurred in the program run sequence.
F 952 ExtBMSTimeout 3 Time for communication with the external battery management has been
exceeded.
W 953 WrnExtBMSTmOut 1 Time for communication with the external battery management has been
exceeded.
No. Name Level Cause Corrective measures