Optional) Connecting Cables Of The Fresh Air Integrated Unit - Huawei FusionModule1000A20 Installation Manual

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