5
Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
Rated cooling
condition(°C)
(DB/WB)
Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
frequency
(Hz)
Indoor
Outdoor
P (MPa)
T1 (°C)
T2 (°C)
27/19
35/24
24K
0.9 to 1.1
in:8~11
out:11~14
in:65~75
out:37~43
Super High
High
53
Rated heating
condition(°C)
(DB/WB)
Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
frequency
(Hz)
Indoor
Outdoor
P (MPa)
T1 (°C)
T2 (°C)
20/-
7/6
24K
2.0 to 2.3
in:75~8
out:33~38
in:1~3
out:4~8
Super High
High
75
Instruction:
T1: Inlet and outlet pipe temperature of evaporator
T2: Inlet and outlet pipe temperature of condenser
P: Pressure at the side of big valve
Connection pipe length: 5 m.
Cooling:
Heating:
2.5 Noise Curve
Indoor side noise
Outdoor side noise
45
50
35
40
30
25
Indoor side noise
Outdoor side noise
Indoor fan motor rotating speed
SH
MH
M
ML
SL
L
H
Noise dB(A)
48
50
52
54
56
58
60
62
20 30
40
50
60
70
80
90 100
Compressor frequency(Hz)
Noise dB(A
)
Heating
Cooling
