Troubleshooting
SMA America, LLC
206
SI5048U-TUS121440
Technical Description
F743
3
Internal CAN communication of the master is interrupted
W744
1
Internal CAN communication of the slave 1 is interrupted
W745
1
Internal CAN communication of the slave 2 is interrupted
W746
1
Internal CAN communication of the slave 3 is interrupted
W747
1
Short-circuit or cable break on transformer temperature sensor slave 1
W748
1
Short-circuit or cable break on transformer temperature sensor slave 2
W749
1
Short-circuit or cable break on transformer temperature sensor slave 3
W750
1
Short-circuit or cable break on heat sink temperature sensor slave 1
W751
1
Short-circuit or cable break on heat sink temperature sensor slave 2
W752
1
Short-circuit or cable break on heat sink temperature sensor slave 3
W753
1
Invalid system time
F754
2
Communication with Multicluster Box interrupted
W755
1
Battery Preservation Mode 1 (LBM)
W756
1
Battery Preservation Mode 2 (LBM)
W757
1
Battery Preservation Mode 3 (LBM)
W758
1
No output voltage measured from the main cluster
W759
1
No output voltage measured from slave 1 of main cluster
W760
1
No output voltage measured from slave 2 of main cluster
W761
1
No output voltage measured from slave 3 of main cluster
F781
4
Error at a slave which leads to shutdown of the system
(for the ”RunMod” function)
F782
4
Failure of the grid monitoring
F783
2
Slave does not receive a Syncpuls
F784
2
Slave does not receive a Syncpuls Slave 1
F785
2
Slave does not receive a Syncpuls Slave 2
F786
2
Slave does not receive a Syncpuls Slave 3
Display no.
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Description
