Vertiv™ | Liebert® AHU | User Manual 29
Figure 2-25 Common Alarm
2.4.7. Check the Installation
After completion of the electrical installation, check and confirm as per Table 2-7.
Table 2-7 Inspection Checklist
Check items Results
The power supply voltage meets the rated voltage on the unit name plate
The system electric loop has no open circuit or short circuit
Power cables and ground cables to the MCB
The ratings of the MCBs and fuses are correct
The control cables are well connected
All the cables connections are fastened, with no loose screws
Do not power-on the unit, unless the unit has been checked and confirmed by Vertiv Personnel/ Vertiv
Service Team.
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