Replacing An Optimizer (On The Local Device Commissioning Screen) - Huawei SUN2000 Series User Manual

SUN2000 Smart PV Optimizer
User Manual
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Follow-up Procedure
Pack the faulty component and return it to the local warehouse of the Company.
5.5.2 Replacing an Optimizer (on the Local Device
Commissioning Screen)
Prerequisites
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Procedure
Step 1 Wear protective gloves.
Step 2 Power off the inverter.
Step 3 Disconnect the input terminals of the optimizer.
Step 4 Remove the old optimizer.
1.
2.
Step 5 Install a new optimizer.
1.
2.
Issue 04 (2023-04-21)
NO TE
N optimizers need to be replaced, perform the preceding procedure for N times.
● If
● After the optimizer is replaced, the new optimizer automatically inherits the energy
yield, physical layout, and logical layout of the faulty optimizer.
Use dedicated insulation tools, and wear insulated shoes and protective
gloves before performing operations.
A new Smart PV Optimizer is available.
Record the cable connection positions on the optimizer and disconnect the
cables.
Loosen the bolt that secures the optimizer and remove the optimizer.
Secure the new optimizer to the corresponding bolt and tighten the bolt.
Connect the cables to the new optimizer based on the recorded information.
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5 System Maintenance
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