Vertiv | Liebert® CRV4 | User Manual 46
Electrical Installation
4.3. Electrical Installation Checklist
Conrm the particulars listed in Table 4-4 on completion of the electrical installation.
Table 4-4 Electrical Inspection Checklist
Particulars Conrmation
The power supply voltage meets the rated voltage on the name-plate of the unit.
The system electrical loop has no open-circuit or short-circuit exists in the electrical connection.
Conrm, if the power cables and ground cables are connected to the breaker switches, indoor
unit, and outdoor unit are correct as per the norms.
The ratings of the MCBs and fuses are correct (refer Table 4-1 to select suitable MCB or fuses).
The control cables are congured and subsequently, xed properly.
All the cables and connector connections, including the xing blocks, are rmly xed and
appropriately.
Control transformer setting matches the incoming power.
After conrming the above particulars, user can start the commissioning of the unit.
Do not power on the unit until Vertiv authorized technical personnel has checked and conrmed all
the parameters of electrical installation in the unit are correct.