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5. REFRIGERATION CYCLE DIAGRAM
FILE NO. SVM-09030
Heat exchanger
Indoor unit
Cross flow fan
Cooling
Heating
4-way valve
Heating Cooling Compressor
Accumulator
Heat exchanger
Propeller fan
Outdoor unit
Capillary tube
Æ
1.2 x 800
Capillary tube
Æ
1.5 x 1100
PA150X2C-4FT
Cooling
Heating
Mark ( ) means check points of Gas Leak.
O.D.:12.7 mm
O.D.:6.35 mm
Cooling
Heating
Packed valve
(
Æ
12.7)
Packed valve
(
Æ
6.35)
0.39 m
(Connecting pipe)
0.49 m
(Connecting pipe)
T1
P
Refrigerant
R410A : 0.95 kg.
Æ
12.7
Æ
6.35
Ambient temp.
conditions DB/WB
(°C)
Indoor
Outdoor
Standard 2.66 44.8 High 20/15 7/6
Heating Overload*1
2.85~3.36
45.9~53.2
Low 27/
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24/18
Low temperature 2.65 43.9 High 20/
Standard 1.03 10.9 High 27/19 35/24
Cooling Overload 1.16 14.4 High 32/23 43/26
Low temperature 0.78 2.5 Low 21/15 21/15
Standard
pressure P
(MPaG)
Surface temp. of heat
exchanger interchanging
pipe T1 (°C)
Fan speed
(indoor)
50Hz
Note
Measure the heat exchanger temperature at the center of U-bend. (By means of TC sensor)
*1
During heating overload operation, a value for the high temperature limit control operation is included.
l
l
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10/
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10
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