Kaisai R290 Series, Installation Manual

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10
6.1.2. House Heating/Cooling
（
including Buffer tank
）
1 Heat pump 7 Plate heat exchanger 13
Check valve
2 Flexible pipe 8 Buffer tank 14
Floor heating valve
3 Thermometer 9 Expansion tank 15
Floor heating pipe/fan coil unit
4 Manometer 10 Relief valve
5 Shut-off valve 11 Air vent valve
6 Y type water filter 12 Water pump for floor heating
6.2. Choose a right heat pump unit
(1) Based on the local climate condition, construction features and insulation level,
calculate the required cooling(heating) capacity per square meter.
(2) Conclude the total capacity which will be needed by the construction.
(3) According to the total capacity needed, choose the right model by consulting
the heat.
(4) Pump features as below:
a. Cooling only unit: chilled water outlet temp. at 5-15
℃
, maximum ambient temp.
at 43
℃
.
b. Heating and Cooling unit: for cooling chilled water outlet temp. at 5-15
℃
,
maximum ambient temp. at 43
℃
. For heating, warm water outlet temp. at
9-75
℃
, minimum ambient temp. at -25
℃
.
c. Unit application
Inverter air source water heat pump is used for house, office, hotel, and so
forth, which need heating or cooling separately, with each area needed to
be controlled.
6.3. Installation Method
The heat pump can be installed onto the concrete basement by expansion
screws, or onto a steel frame with rubber feet which can be placed on the
ground or housetop.