Huawei FusionCol8000-E240 User Manual page 66

FusionCol8000-E240 Modular Indirect Evaporative
Cooling System
User Manual
Context
Figure 3-27 Reserved terminals for the air dampers
(1) Reserved terminal for the indoor supply air
damper
Procedure
Step 1 Install the motorized damper at the air vent of the unit.
Step 2 Connect the air damper cable terminal and reserved cable terminal, and install the
X504 terminal to the corresponding port.
Step 3 Connect the cables from port 3 in G1 and from port 5 in G2 to port X3.1.
Step 4 Connect the cables from port 3 in G3 and port 5 in G4 to port X3.2.
Figure 3-28 Terminal connection
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Issue 01 (2021-01-30) Copyright © Huawei Technologies Co., Ltd.
3 System Installation (Building Scenario)
(2) Reserved terminal for the outdoor exhaust
air damper
57