INVT RBU100H, Руководство по эксплуатации, Страница: 30 / 33

RBU100H operation manual 8 Maintenance and hardware diagnostics
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8.3.2 Change electrolytic capacitors

Read and follow the instructions in chapter 1 Safety precautions. Ignoring the
instructions may cause physical injury or death, or damage to the equipment.
Change electrolytic capacitors if the working hours of electrolytic capacitors in the RBU are above
35000. Please contact with the local INVT offices or dial our national service hotline (400-700-9997)
for detailed operation.
8.4 Power cables

Read and follow the instructions in chapter 1 Safety precautions. Ignoring the
instructions may cause physical injury or death, or damage to the equipment.
1. Stop the drive and disconnect it from the power line. Wait for at least the time designated on the
RBU.
2. Check the tightness of the power cable connections.
3. Restore power.