SMA SUNNY ISLAND 6048-US - GRD Category; Category RLY; Category SYS

20 Troubleshooting SMA America, LLC
214 SI4548_6048-US-TB_en-13 Technical description
20.8.5 GRD Category
20.8.6 Category RLY
20.8.7 Category SYS
Display no. Level Description
W501 1 Grid reverse current prevented (quick grid disconnection)
W502 1 Grid reverse current prevented (quick grid disconnection) on slave 1
W503 1 Grid reverse current prevented (quick grid disconnection) on slave 2
W504 1 Grid reverse current prevented (quick grid disconnection) on slave 3
W505 1 Feed-in current is greater than the nominal grid current
(parameter "#232.03 GdCurNom")
W506 1 Feed-in current is greater than the nominal grid current
(parameter "#232.03 GdCurNom") on slave 1
W507 1 Feed-in current is greater than the nominal grid current
(parameter "#232.03 GdCurNom") on slave 2
W508 1 Feed-in current is greater than the nominal grid current
(parameter "#232.03 GdCurNom") on slave 3
Display no. Level Description
F605 4 Transfer relay does not open
W606 1 Transfer relay does not open slave 1
W607 1 Transfer relay does not open slave 2
W608 1 Transfer relay does not open slave 3
Display no. Level Description
F702 5 DSP reset
F703 2 Timeout during a task
F704 4 Invalid DSP calibration
W705 1 Watchdog DSP has been tripped
F706 4 Watchdog meter elapsed (watchdog tripped several times in
succession)
W707 1 Watchdog meter on slave 1 elapsed (watchdog tripped several times
in succession)
W708 1 Watchdog meter on slave 2 elapsed (watchdog tripped several times
in succession)