5 Installation
5 1 Installation information
.
1
.
need to check to ensure the minimum water flow volume shown
below, If necessary, install external water pumps for DHW circulation or for air conditioning circulation,
especially for under floor heating system or several floors application.
.
2 Water pump can be build inside of outside according to requirement
Users need to install DHW water tank with coil heat exchanger built inside if this heat pump is used for
DHW together with air conditioning function.
3 Even with builtin water pump, user
.
.
Pipe connection
Note!
The pipe must be clean and has no dust and fragments inside.
DHW tank is too small then it may lead to rapid decline in water temperature during use, DHW tanks to use recommended
configuration as follows:
DHW tank
Recommended water
volume
:
tank
and minimum water flow volume
All outdoor pipes must be thermally insulated with at least 19 mm thick pipe insulation.
Pipe installation must be carried out in accordance with current standard and directives.
To keep the heat pump from freezing, please do not shut off the power supply of the heat pump in
winter. If the electricity is out of supply in winter, please drain out the water in the heat pump
(
%
%
)
.
or you
can use brine mixed 20
to 40
glycol
to replace pure water in case of electric cut off
accident during winter
DHW tank
Model
8KW
11KW
14-15KW
17-18KW
23KW
Piping connections of d
must
omestic hot water and air-conditioning
install filters.
≥
300L
Pip
connections must ensure
no leakage
ing
that it is
.
10
DHW:D
omestic hot water;
A/C:Air conditioning
Note:
A/C OUTLET
A/C and DHW INLET
DHW OUTLET
DRAIN
≥1
00L
≥
100L
≥15
0L
≥
200L
Minimum water
flow volume
(Liter Hour
/
)
1300L h
/
1800L h
/
2400L h
/
3000L h
/
3500L h
/
