SMA SUNNY BOY 3000TL Single Tracker, Руководство по обслуживанию

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Event number Display message, cause and corrective measures
8001 Derating occurred
The inverter has reduced its power output for more than ten minutes due to ex-
cessive temperature.
Corrective measures:
• Clean the cooling fins on the rear of the enclosure and the air ducts on
the top using a soft brush.
• Ensure that the inverter has sufficient ventilation.
8801 to 8803 No display
The cause must be determined by the Service.
Corrective measures:
• Contact the Service (see Section 11, page 30).
9002 Inst. code invalid
The SMA Grid Guard code entered is incorrect. The operating parameters are
still protected and cannot be changed.
Corrective measures:
• Enter the correct SMA Grid Guard code.
9003 Grid param. locked
The parameters are now locked. You cannot change the parameters.
Corrective measures:
• Unlock the parameters with the SMA Grid Guard code.
9005 Changing grid param. not possible > Ensure DC supply
This error can have the following causes:
• The selected rotary switch setting for the country configuration is not
programmed.
• The parameters to be changed are protected.
• The DC voltage at the DC input is not sufficient to run the main CPU.
Corrective measures:
• Ensure that the country data set has been configured correctly.
• Enter the SMA Grid Guard code.
• Ensure that sufficient DC voltage is available (green LED is glowing or
flashing).
4 Troubleshooting SMA Solar Technology AG
Service Manual SB30-60TL-21-SG-en-11 18