SUNNY ISLAND 5048 - Technical Description - Wind & Sun Ltd.

Troubleshooting SMA Solar Technology AG
20.8 Warnings and Failure Messages
The meanings of the warnings and failures displayed by the Sunny Island are described in the
following table.
20.8.1 Category INV
Display no. Level Description
F109 3 Transformer overtemperature
W110 1 Overtemperature on transformer on slave 1
W111 1 Overtemperature on transformer on slave 2
W112 1 Overtemperature on transformer on slave 3
F113 3 Overtemperature on heat sink
W114 1 Overtemperature on heat sink on slave 1
W115 1 Overtemperature on heat sink on slave 2
W116 1 Overtemperature on heat sink on slave 3
F117 2 AC current limit (short-circuit control active for too long)
W118 1 AC current limit (short-circuit control active for too long) on slave 1
W119 1 AC current limit (short-circuit control active for too long) on slave 2
W120 1 AC current limit (short-circuit control active for too long) on slave 3
F121 3 Inverter overvoltage
W122 1 Inverter overvoltage on slave 1
W123 1 Inverter overvoltage on slave 2
W124 1 Inverter overvoltage on slave 3
W137 1 Derating due to temperature (heat sink or transformer)
W138 1 Derating due to temperature (heat sink or transformer) on slave 1
W139 1 Derating due to temperature (heat sink or transformer) on slave 2
W140 1 Derating due to temperature (heat sink or transformer) on slave 3
F141 2 Inverter undervoltage
W142 1 Inverter undervoltage slave 1
W143 1 Inverter undervoltage slave 2
W144 1 Inverter undervoltage slave 3
F158 2 Voltage on output AC1
W159 1 Voltage on output AC1 slave 1
W160 1 Voltage on output AC1 slave 2
W161 1 Voltage on output AC1 slave 3
202 SI5048-TB-TEN110340 Technical Description