Cooper & Hunter HB16NK, Руководство пользователя

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Hydro Box of C
H
V5 Home Installation and Operation Manual
22
3.2.7 Requirements for Electrical Wiring
3.2.7.1 Cable Layout
(1) The hydro box belongs to Category I Electric Appliance. Therefore, be sure to take
reliable earthing measures. The earthing wire shall be connected to the special
earthing device on the construction. The installation must be done by specialist
technicians.
(2) The fixed circuit must be provided with leakage protection switch and air switch that
have enough capacity.
(3) The power supply must comply with the ratings on nameplate, while the special circuit
for air conditioner must be used.
(4) The diameter of power cables shall be big enough. Please select the power cables in
reference to the specifications below.
(5) Carry out installation according to national wiring rules.
(6) Do not pull the power cables with force.
Model
Type of power
supply
Min. sectional area of power cable(mm
2
)
Live
wire Neutral
wire
Earthing
wire
Air switch
capacity(A)
H
B
16N
K
220-240V
～
50Hz
60Hz
6 6 6 32
Note:
①
The power cable must be copper-core cable, and its working temperature shall not be
higher than the specified value.
②
If the power cable is longer than 15m, please increase its sectional area appropriately,
thus to avoid overloading.
③
The power cable specification refers to the specification of BV single-cord cable (2~4
cords) laid when inserting the plastic pipe and selected the working environment
temperature is 40
℃
. The air switch is used for a temperature of 40
℃
and it shall be
“D” type.
④
All electrical installation must be performed by qualified technicians in accordance with
local laws, regulations and the corresponding instruction manual.
⑤
In case of any change to the site installation conditions, please appropriately reduce
the capacity according to the power cables and air switch specifications provided by
the manufacturer.
3.2.7.2 Electrical Wiring and Connection
(1) Loosen the screws fixing the electric box cover on the hydro box. Open the electric box
cover.
(2) Connect one end of the electric heating power cable included on the water tank to the
terminal board of the main unit. The specific wiring terminal please refer to the wiring
diagram.
(3) Apply heat conductive silicone gel onto the water temperature sensor which leads out from