FusionModule1000A20 Prefabricated All-in-One Data
Center
Installation Guide
6 Installing Devices Inside the Pre-fab. Module
Issue 02 (2020-01-15)
Copyright © Huawei Technologies Co., Ltd.
45
6.1.2 (Optional) Connecting Cables of the Fresh Air Integrated
Unit
Context
Figure 6-10
Signal
terminals
Table 6-1
Symbol list
Symbol
Name
L1
Live line
L2
Live line
L3
Live line
N
Neutral wire
PE (left)
Cable grounding
PE (right)
Shell grounding
0V
Positive pole
-48VDC
Negative pole
RS485
EMS communication port
Display
Display port
CAN1
Port of the teamwork (+)
CAN2
Port of the teamwork (-)
1
Port for remote startup and shutdown
2
3
N/A
4
N/A
5
Normally close alarm dry contact
6
Common port for alarm dry contact