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Installation
3.9 On-Site Insulation Test
For customers who want to do on-site insulation test, please make sure:
1. The DC switches are in "OFF" position.
2. Apply one probe to the positions shown in Figure 3-40, the other to the ground.
It might cause damages to the inverter if probes are applied to inappropriate
positions.
3. Each MPPT need to remove the connector from solar panel one times for
positive and negative pole to complete all string insulation test.
Figure 3-40: Precautions for on-site insulation test
Suggest to do on-site insulation
test during night time
DC Switch
52
OFF
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