On-Site Insulation Test - Delta M42U Operation And Installation Manual

Installation

3.6 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 3-25, the other to the ground.
It might cause damages to the inverter if probes are applied to inappropriate
positions.
-120 Model WB
-121 Model WB
-122 Model WB
Hi-pot / Insulation Hi-pot / Insulation
Hi-pot / Insulation
Figure 3-25: Precautions for on-site insulation test
Hi-pot / Insulation Hi-pot / Insulation
50
or
DC Switch
OFF
or
DC Switch
OFF
or
DC Switch
OFF