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Installation
10
Figure 8 Piping access points
2.2 Electrical Considerations
Make sure the actual supply voltage and frequency correspond to the voltage and frequency indicated
on the Liebert XDP’s rating plate. The unit must be installed in accordance with national wiring
regulations.
Connect cables for high voltage supply to the electrical box in the Liebert XDP according to Figure 11
and make sure that the phases are correctly connected.
Table 3 Unit piping outlet connection sizes, inches, OD Cu
Model Pipe Connection Point
50/60 Hz A B C D
XDP160 2-1/8 1-1/8 2-5/8 2-5/8
!
WARNING
Risk of electric shock. Can cause injury or death.
Disconnect all local and remote electric power before working within the unit.
Dimensions are
approximate
and subject to change
without notice.
16-1/8"
(409.6mm)
17-1/4"
(438mm)
10" (254mm)
19"
(483mm)
A - Return from Liebert XD
Cooling Modules
B - Supply to Liebert XD Cooling Modules
D - Chilled Water Return
To Chilled Water Source
C - Chilled Water Supply
From Chilled Water Source
* Allow 8" (204mm) clearance for filter replacement.
** To ensure ensure all refrigerant flow is filtered,
install the filter dryer assembly between the discharge
line of the Liebert XDP and the first bypass flow controlle
r
or the first Liebert XD cooling module.
DPN001598
Pg. 3, Rev. 7
Install replaceable filter dryer assembly
in liquid supply line B.
To first cooling module
or bypass flow controller **
* Orientation
determined
by installer.
Close this
valve during
normal
operation
Emerson recommends field-installation
of shutoff valves at these points to permit
isolating the Liebert XDP for maintenance