Huawei NetCol8000-A Series User Manual page 46

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
(10) Outdoor unit
(13) Liquid pipe needle valve
(16) Thermostatic expansion
valve
(19) Evaporator coil
(22) Low pressure switch
(25) Suction pipe
Installation Layout Principles
Layout principles for installing the NetCol8000-A:
If the outdoor unit is placed higher than the indoor unit, install an oil trap every 5
m to 6 m along pipes in the vertical direction.
parameters of oil trap and inverted traps.
●
The inverted trap should be higher than the top copper pipe of the condenser in
the outdoor unit.
Issue 12 (2020-10-28)
NO TE
● The pipes in real line are installed by Huawei before delivery.
● The pipes in dash are to be routed onsite by technical personnel.
● Huawei does not provide the inverted trap (component 11) and oil traps (component 9)
used in the scenario where the outdoor unit is placed higher than the indoor unit.
However, to ensure the normal operating and easy maintenance of the NetCol8000-A, it
is recommended that you use these two components.
If the outdoor unit is placed higher than the indoor unit:
NO TICE
Copyright © Huawei Technologies Co., Ltd.
(11) Inverted trap
(14) Solenoid valve
(17) Needle valve after the
thermostatic expansion valve
(20) Indoor fan
(23) Sensing bulb
Figure 3-2
3 Installation Guide
(12) Dry filter
(15) Sight glass
(18) Distributor
(21) Freeze point protecting
switch
(24) Low pressure needle valve
and Table 3-7 show the
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