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Service Manual
2.4 Cooling Data Sheet in Rated Frequency
Cooling:
Rated cooling condition(°C)
(DB/WB)
Indoor
Outdoor
27/19
35/24
Heaing:
Rated cooling condition(°C)
(DB/WB)
Indoor
Outdoor
20/-
7/6
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.
2.5 Noise Curve
Indoor side noise when blowing
60
50
40
30
20
10
0
low
Indoor fan motor rotating speed
Technical Information
Pressure of gas pipe
connecting indoor and
Model
outdoor unit
P (MPa)
24K
0.9 to 1.1
Pressure of gas pipe
connecting indoor and
Model
outdoor unit
P (MPa)
24K
2.0 to 2.3
High
Middle
Inlet and outlet pipe
temperature of heat exchanger
T1 (°C)
T2 (°C)
in:8~11
in:65~75
out:11~14
out:37~43
Inlet and outlet pipe
temperature of heat exchanger
T1 (°C)
T2 (°C)
in:1~3
in:75~85
out:4~8
out:33~48
Outdoor side noise when blowing
65
55
45
35
25
0
Super High
Compressor frequency/Hz
Fan speed
Fan speed
of indoor
of outdoor
unit
unit
Super High
High
Fan speed
Fan speed
of indoor
of outdoor
unit
unit
Super High
High
20
40
60
Compressor
frequency
(Hz)
48
Compressor
frequency
(Hz)
56
80
100
5
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