Installing A Return Air Duct; Connecting Water Pipes - Huawei NetCol8000-E220 User Manual

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
Step 8 Lay a soft connection between the air supply air duct and the wall, and wrap the rubber plastic
thermal insulation foam (at least 3 cm thick, covering the aluminum foil) for the soft
connection.
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3.8 Installing a Return Air Duct

The return air duct needs to be prepared onsite.
The reserved space for the equipment is 2130 mm x 1310 mm.
You are advised to use foam boards. Use six screws to secure the horizontal board and four
screws the vertical board. Drill holes at the return air vent by yourself.
Figure 3-22 Installing a return air duct (unit: mm)
(1) Flexible connection (canvas or other
materials, prepared onsite)

3.9 Connecting Water Pipes

The design and installation of the condensate water trap for the NetCol8000 comply with the
requirements specified in the water trap installation diagram.
Issue 02 (2019-10-10)

When the equipment is installed indoors, it is recommended that shock pads be installed between the
air duct and the floor.
 When the equipment is installed outdoors, it is recommended that the air duct be secured on the
concrete platform to prevent rain from soaking the air duct.
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3 Installation Guide
(2) Hard connection (stainless steel,
prepared onsite)
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