Replacing Psu 1 For The Insulation Monitoring Instrument - Huawei PDU8000 User Manual

PDU8000 DC Combiner Cabinet
User Manual
Step 6 Install the new insulation monitoring instrument.
1.
2.
Step 7 Connect the cables.
Step 8 Connect the PSU fuses FU11 and FU12. Verify that the power indicator turns on.
Step 9 Close the protective panel and tighten the screws.
Step 10 Close the front door of the combiner cabinet.
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8.8 Replacing PSU 1 for the Insulation Monitoring
Instrument
Prerequisites
When replacing PSU 1, wear insulated gloves and do not touch the copper bar.
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Issue 02 (2022-08-10)
Figure 8-8 Removing the insulation monitoring instrument
Install the insulation monitoring instrument on the sheet metal.
Install the sheet metal in the original position of the combiner cabinet.
CA UTION
Tools: electroprobe, insulated gloves, Phillips screwdriver, flat-head
screwdriver, multimeter, step ladder, key to the combiner cabinet door
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