12 Troubleshooting
SMA Solar Technology AG
Operating manual
SHP-US-20-BE-en-10
65
Event number
Message, cause and corrective measures
1302
Waiting for grid voltage > Installation failure grid connection > Check
grid and fuses
L not connected.
Corrective measures:
• Ensure that L is connected.
• Ensure 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.
3302
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.
Summary of Contents for SHP 125-US-20
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