SMA SUNNY BOY 1.5 - Page 67

Event number Message, cause and corrective measures
1001
L/N swapped > Check connection
The connection of L and N is swapped.
Corrective measures:
• Ensure that L and N are correctly connected (see Section6.3.2,
page27).
1101
Installation fault > Check connection
A second line conductor is connected to N.
Corrective measures:
• Connect the neutral conductor to N (see Section6.3.2, page27).
1302
Waiting for grid voltage > Installation failure grid connection > Check
grid and fuses
L or N not connected.
Corrective measures:
• Ensure that L and N are connected.
• Make sure that the circuit breaker is switched on.
• Ensure that the AC cable is not damaged and that it is connected
correctly.
1501
Reconnection fault grid
The changed country data set or the value of a parameter you have set does
not correspond to the local requirements. The inverter cannot connect to the
utility grid.
Corrective measures:
• Ensure that the country data set has been configured correctly. To do this,
select the parameter Set country standard and check the value.
3301 to 3303
Unstable operation
There is not enough power at the DC input of the inverter for stable operation.
The inverter cannot connect to the utility grid.
Corrective measures:
• Ensure that the PV array is designed correctly.
• Ensure that the PV array is not covered by snow or otherwise shaded.
• Ensure that the PV array is free of errors.
12 Troubleshooting
SMA Solar Technology AG
Operating Manual 67SB15-25-1VL-40-BE-en-11