Connecting The Indoor Unit Power Cable - Huawei NetCol5000-A025 User Manual

NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width)
Figure 3-44 Port layout on the electrical control box
(1) Active power supply (AC1) (2) Standby power supply
(4) Contactor control switch
(MD2)
(7) Compressor, PSU power
port (X101) (connection not
required onsite)
(10) Fuse (FU1 oil heating belt
fuse, FU2/FU3 contactor coil
fuse)
(13) Cable clip
a: For some models, the oil heating belt fuse and contactor coil fuse are inside the electric
control box.

3.11.2 Connecting the Indoor Unit Power Cable

Prerequisites
Before connecting cables, remove the top cover from the power terminals.
Issue 15 (2020-12-10)
a
NO TE
Copyright © Huawei Technologies Co., Ltd.
(AC2)
(5) Outdoor unit and
compressor switch (QF3)
(8) Electric heating and
humidification power port
(X102) (connection not
required onsite)
(11) Outdoor unit power (AC3) (12) External signal port (X301,
3 Installation Guide
(3) Contactor control switch
(MD1)
(6) Heater and humidifier
switch (QF4)
(9) External signal port (X103)
(connection not required
onsite)
X302) (connected by yourself)
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