Flow Fow Refrigerant; Standard Condition; Temperature At Each Part And Pressure In 3-Way Valve; Chapter 4. Refrigeration Cycle 1] Flow Fow Refrigerant - IVT 09LR-N Service Manual

12LRN
CHAPTER 4.
12LRN REFRIGERATION CYCLE

[1] FLOW FOW REFRIGERANT

[2] STANDARD CONDITION

Dry-bulb Temp. (C)
Cooling
Heating
* REFRIGERANT PIPE LENGTH 5m

[3] TEMPERATURE AT EACH PART AND PRESSURE IN 3-WAY VALVE

Model
NO. Condition
Temp. on (C)
Temp. on (C)
Temp. on (C)
Temp. on (C)
3-way valve pressure (MPaG) 1.05
* On test run mode
Indoor unit
Flare coupling
3-way
valve
Silencer
Outdoor unit
Accumulator
4
Comp-
ressor
Reverse valve
Indoor side
Relative Humidity (%)
27 47
20 –
12LR-N
Cooling Heating
66 63
40 2
14 22
17 6
2.14
Service Manual
Evaporator
3
Flare coupling
2-way
valve
Heating Cooling
Strainer
s
1
Antifreeze
pipe
Expansion
Silencer
valve
Coil
C
2
Condenser
Outdoor side
Dry-bulb Temp. (C)
35
7
Cooling
66
40
14
16
1.04
4 – 1
Relative Humidity (%)
40
87
9LR-N
Heating
65
2
23
6
2.23