No. Cable Name
From
To
Cable
Specifications
6
Control unit
output power
cable
X1.1, X1.2, X1.3, and
FU1-FU3 ports on the
indoor unit
OUT1 port on
the control
unit
-
7
J3 cable
X101, X102, X103, and
X104 ports on the
indoor unit
J3 port on the
control unit
-
8
J4 cable
X101, X102, X103, and
X104 ports on the
indoor unit
J4 port on the
control unit
-
9
Temperature/
Humidity
(T/H) sensor
cable
RS485/12V port on the
control unit
T/H sensor
Two shielded
twisted pairs,
26 AWG
10
ECC800-Pro
cable
FE-1 port on the
control unit
● If the smart
ETH
gateway is
configured,
connect the
cable to the
PoE port on
the smart
ETH
gateway.
● If no smart
ETH
gateway is
configured,
connect the
cable to the
WAN_2
port on the
ECC800-Pro.
Four shielded
twisted pairs,
24 AWG
11
Ground cable Ground point on the
control unit
IT cabinet
ground copper
bar
4 mm
2
12
Indoor unit
power cable
L (converged cabinet
XT2-9, XT2-10, XT2-11
and XT2-12 correspond
to indoor units 4, 3, 2,
and 1, respectively.), N
bar, PE bar
L, N, and PE
ports on the
indoor unit
3×4mm
2
(Optional)
FusionModule800 Smart Small Data Center
User Manual
4 Installation Guide
Issue 01 (2021-02-05)
Copyright © Huawei Technologies Co., Ltd.
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