FILE NO. SVM-02008
– 18 –
5. REFRIGERATION CYCLE DIAGRAM
5-1. RAS-18UFHP-E / RAS-18UAH-E
Standard 0.4 45.0 High 20/– 7/6
Heating High temperature*1 0.5 ~ 0.6 49.0 ~ 58.0 Low 27/– 24/18
Low temperature 0.3 34.0 High 20/– –10/–10
Standard 0.4 10.0 High 27/19 35/24
Cooling High temperature 0.5 15.0 High 32/23 43/26
Low temperature 0.3 1.0 Low 21/15 21/15
Note : Measure the heat exchanger temperature at the center of U-bend. (By means of TC sensor.)
*1 : During heating overload, the high temperature limit control operation is included.
50Hz
Standard
pressure P
(MPaG)
Surface temp. of heat
exchanger interchanging
pipe T (°C)
Fan speed
(indoor)
Ambient temp.
conditions DB/WB
(°C)
Indoor Outdoor
Evaporator
Indoor unit
Multi blade fan
Cooling
Heating
Muffler
4-way valve
Heating
Cooling
Compressor
Condenser
Propeller fan
Outdoor unit
Capillary tube
∅1.2x1500S
Capillary tube
∅2.0x1200S
PH250X3-4LM
Accumulator
Cooling
Heating
O.D.:6.35 mm
Packed valve
0.49m
(Connecting pipe)
∅6.35 mm
T
Capillary tube
∅0.8x500S
Refrigerant
R-22 1.29kg
Mark ( ) means check points of Gas Leak
Packed valve
(∅12.70)
P
O.D.:12.70 mm
0.39m
(Connecting pipe)
∅12.70 mm
∅12.70 mm
0.39m
(Flexible pipe)
Cooling
Heating
(∅6.35)
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