Specifications

Designing a Liebert XD Solution
33
Figure 32 Hard-pipe connection diagram for Liebert cooling modules
Refer to Table 8
for details.
Rear of
Liebert XD
Cooling
Module
Copper Tubing
Total length of each line
from Liebert XD Cooling
Module (Liebert XDH, Liebert
XDO, Liebert XDR, Liebert
XDV) to Main
Top of Liebert XD
Cooling Module
Recommended Arc
Supply Main
(seen from end )
1-1/8" O.D.
or 1-3/8" O.D.
Refrigerant -Grade
Full-Port Ball Valve
Field-Supplied and
Field- Installed to
Match Pipe Size
Return Main
(seen from end )
2-1/8" O.D.
or 2-5/8" O.D.
Acceptable Arc
Refrigerant -Grade
Full-Port Ball Valve
Field-Supplied and
Field-Installed to
Match Pipe Size
Supply
to Cooling
Module
Return from Liebert XD
Cooling Module