en
71
10 Decommissioning
101
Instructions for inverter replacement
Before replacing the inverter, write down the total yield. The procedure for viewing the
total yield is described in Section 7.5.4.
102 Inverter disassembly
DANGER!
Fatal electric shock hazard!
Components within the inverter are charged with dangerously high voltage.
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Before starting inverter disassembly, the inverter must be fully discon-
nected in accordance with the procedure described in this chapter.
WARNING!
Risk of injury from electric arc!
Dangerous electric arcs could occur when removing live DC conductors.
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Switch off the DC disconnector before pulling out the DC plugs.
ATTENTION!
Electrostatic discharge can damage the inverter
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Do not touch any electronic components inside the inverter.
Procedure
1. Switch off the external AC disconnector.
– The "No grid" status message is shown on the inverter.
2. Switch off the DC disconnector at the inverter.
Figure 51 Switching off the DC disconnector
3. Use a size 2 screwdriver to remove the locking clips on the DC plugs.
4. Pull out the DC conductors to fully separate the inverter from the PV generator.