Installing Cables; Positions Of Electric Ports - Huawei NetCol8000-C070 User Manual

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual

3.6 Installing Cables

● Connections of all power cables, control cables, and ground cables must comply
with local electrical regulations, and the cable specifications should comply
with local cabling specifications.
● For details about the current in full load, see the NetCol8000-C nameplate.
● Primary power supply: 380–415 V AC, 3 PH, 50/60 Hz. The neutral wire does
not need to be connected.
● Only trained and qualified personnel are allowed to connect cables.
● Before connecting cables, use a voltmeter to measure the input voltage and
ensure that the power supply is disconnected.
● All smart cooling products must be securely grounded before being powered
on.
● Keep cables away from fans and copper pipes (otherwise, take protective
measures), and connect cables securely.
● Cable colors in this document are for reference only.

3.6.1 Positions of Electric Ports

After opening the front door, you can see the electric ports, as shown in the
following figure.
Figure 3-34 Layout of the connection box and electric control box (upflow)
(1) Active power switch QF1
(4) Wiring terminal for the
water valve actuator
(7) Intermediate relay KM3
Issue 07 (2021-12-30)
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(2) Standby power switch QF2 (3) Cable clamp
(5) Electric heater contactor
a
KM4/KM5
(8) Fuses 1–4
3 Installation
(6) Dual power supply switch
over contactor KM1/KM2
(9) Electric heater switch QF3
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