Gree Versati II Series Manuale - Pagina 5
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2 Model Selection
2.1 Speculations of Power Supply
220~240V-1PH-50Hz
GRS-CQ10Pd/NaC-K
GRS-CQ8.0Pd/NaC-K
2.2 Operation Conditions
Capacities and power inputs are based on the following conditions (floor heating /cooling )
a. Cooling conditions
Indoor Water Temp 23°C/18°C;
Outdoor Air Temp 35°C DB/24°C WB
Capacities and power inputs are based on the following conditions (FCU or radiator)
a. Cooling conditions
Indoor Water Temp 12°C/7°C;
Outdoor Air Temp 35°C DB/24°C WB
2.3 Flowchart of Model Selection
NO
2.4 Design Principle
◆ Cooling: capacity of the unit ≥ cooling load of the air conditioning
◆ Heating: capacity of the unit ≥ max{ heating load, floor heating load, water heating load}
◆ Water Tank: it should be selected based on the sanitary outfit or quantity of users. Each unit can
accommodate only one water tank.
Two choices of Power Supply
b. Heating conditions
Indoor Water Temp 30°C/35°C;
Outdoor Air Temp 7°C DB/6°C WB
b. Heating conditions
Indoor Water Temp 40°C/45°C;
Outdoor Air Temp 7°C DB/6°C WB
Calculate the load
Preliminary selection
of unit
Calculate the load
Actual capacity ＞
Load
YES
Finish unit selection
3
Design & Selection
380~415V-3PH-50Hz
GRS-CQ12Pd/NaC-M
GRS-CQ14Pd/NaC-M