Vertiv™ | Liebert® DM | User Manual 62
Electrical Installation
3.7. Electrical Installation Inspection
After the system electrical installation is completed, the following requirements should be met.
Table 3-4 Electrical Inspection Checklist
Particulars Results
The system electrical loop has no open-circuit or short-circuit exists in the electrical
connection.
The power supply voltage meets the rated voltage on the name-plate of the unit.
Confirm if the power cables and ground cables are connected to the breaker switches,
indoor unit, and outdoor unit correctly as per the norms.
The ratings of the MCBs and fuses are correct.
The control cables are configured and subsequently fixed properly.
All the cables and connector connections, including the fixing blocks are firm and
appropriately fixed.
After confirming the preceding points, user can replace the electrical plate and start start-up inspection & functional testing.
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