Vertiv Liebert XDO, User Manual

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Mechanical Installation 17
ITEMS DESCRIPTION ITEMS DESCRIPTION
1 Liquid assembly 3 Pressure sensor and NTC
2 Suction assembly
Figure 2-15 Installation of Pressure and Temperature Sensor
• Dry Filter
Figure 2-16 shows a dry filter available in the unit accessories kit. Install the dry filter to the liquid piping inlet, or it can be
connected to the branch piping of the connecting pipes of the terminal unit. When connecting the dry filter, note that the
direction of the dry filter is the same as the flow direction of the refrigerant, and must not be connected reversely.
Figure 2-16 Dry Filter
2.10.2. Internal Piping Specifications
Vertiv ™ Liebert® XDO terminal is installed with the upper running piping. The installation piping includes the refrigerant inlet
piping, the refrigerant outlet piping and the condensate drain piping. The specifications of the three piping are shown in
Table 2-4 , and the locations of the piping are shown in Figure 2-17 .
Table 2-4 Internal Piping Specifications of the Unit
Pipeline Type Pipe Size OD
Refrigerant inlet pipe (upper and lower) 12.7 mm
Refrigerant outlet pipe (upper and lower) 22 mm
Condensate pipe 12.7 mm