Huawei NetCol5000-A - Page 254

NetCol5000-A 42 kW Air Cooled In-row Precision Air
Conditioner
User Manual
A Electric Control Box Layout
Issue 01 (2017-07-27)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
246
No.
Name and Function
(4)
DPT 5 V DC (Reserved)
(5)
Reserved
-
(6)
(7)
(8)
C
Fan circuit breakers Fan1–Fan10 (between the two groups of fans on the front
door)
D
Front
view
of the
electri
c
control
box
(1) Main
power
port
(AC1)
(2)
Backup
power
port
(AC2)
a
(3) Power port
for outdoor
unit (AC3)
(4) Switch QF3 controlling the
outdoor unit and compressor
(5)
Electric
heater
switch
QF4
(6)
Compres
sor PSU
power
port
(X101)
(connect
ed before
delivery)
(7) Electric
heater power
port (X102)
(connected
before
delivery)
(8) Signal port (X103)
(connected before delivery)
a: This item is not for the equipment configured with single power supply.