Product Manual

Cod. 9828093011 00 - Edition 03/2015 - 51
ENGLISH
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SUCTION SIDE OF
REFRIGERATION COMPRESSOR
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E
v
aporat.
Temperat.
°C (°F)
Evaporating
Pressure bar (psi)
Evaporating
Pressure bar (psi)
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RATED VALUES
(Temperat.
20 °C – 68 °F)
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1 ÷ 2
(33,8 ÷ 35,6)
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R134A
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2,1 ÷ 2,3
(30,4 ÷ 33,3)
R404A
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4,3 ÷ 4,5
(62,3 ÷ 65,2)
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25.0 CALIBRACION FOR DRYER
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HOT BYPASS VALVE
N.B. Tthese valves are calibrated at the factory. A different dew point (from rated) may be related to different cause than HGBP.
1) Closing cap
2) Adjusting screw
WORKING PRESSURE AND TEMPERATURE OF R134a / R404a
1
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2
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25.1 FLOW DIAGRAM OF THE DRYER
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AIR OUTLET
AIR INLET
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1 COMPRESSOR 8 REFRIGERANT FILTER
2 CONDENSER 9 HOT G
A
S BYPASS VALVE
3 MOTOR FAN 10
A
IR-TO-
A
IR EXCANGER
4 EVAPORATOR 11 DEW POINT THERMOMETER
5 SEPARATOR 12 FAN PRESSURE SWITCH
7 EXPANSION CAPILLARY TUBE