Huawei NetCol8000-E220 User Manual page 51

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
Figure 3-26 Water inlet and outlet pipes
(1) Condensate
drainpipe 1 (DN20)
Sealing
1.
2.
(1) Paper protective film
Issue 02 (2019-10-10)
(2) Condensate
drainpipe 2 (DN20)
 Connect the water pipes using thread connectors. Connect external water inlet and outlet pipes using
connectors with inner screw threads.

When connecting water pipes, use appropriate active connectors and secure them using a wrench.

The drainpipe must be wrapped with thermal insulation foam (including the buried parts), and the
thickness of the thermal insulation foam is not less than 3 cm.
Remove the paper protective film from the sealing putty.
Seal the gap between the water pipe and the equipment using sealing putty after the pipe
is correctly connected.
Figure 3-27 Setting sealing putty
Copyright © Huawei Technologies Co., Ltd.
3 Installation Guide
(3) Spray (4) Spray water
drainpipe (DN40) refill pipe (DN20)
(2) Sealing putty
43