IVT 12PHR-N - Chapter 4. Refrigeration Cycle [1]Schematic Diagram; Standard Condition

4-1
12PHR-N
CHAPTER 4. REFRIGERATION CYCLE
[1]SCHEMATIC DIAGRAM
1. HOW REFRIGERANT FLOWS
s
1
4
C
2
Accumulator
3
Strainer
Expansion
valve
Heating Cooling
Outdoor unit
Condenser
Evaporator
Indoor unit
Reverse valve
Comp-
ressor
Flare coupling Flare coupling
3-way
valve
2-way
valve
Silencer
Coil
Antifreeze
pipe
2. STANDARD CONDITION
Indoor side Outdoor side
Dry-bulb Temp. (
℃
)
Relative Humidity (%)
Dry-bulb Temp. (
℃
)
Relative Humidity (%)
Cooling 27 47 35 40
Heating 20 — 7 87
* REFRIGERANT PIPE LENGTH: 5m
3. TEMPERATURE AT EACH PART AND PRESSURE IN 3-WAY VALVE
Model 12PHR-N
Mode Cooling Heating
Temp. on (°C)
65 56
Temp. on
(°C)
37 3
Temp. on
(°C)
14 22
Temp. on
(°C)
14 5
3-way valve pressure (MPaG) 1.00 2.17
* On test run mode
12PHR-N_S530612PHRN.indd 1 2013/8/7 15:42:18