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3.2 Specifications 

 
TECHNICAL SPECIFICATIONS 

Max. operating pressure 

14 bar

g

 

Max. inlet air temperature 

55 °C (for temperature ≠ 

35 

°C apply correction factor)

 

Operating ambient temperature 

1,5 

°C to 45

 

°C (for temperature >

 25 

°C apply correction factor)

 

Pressure dew point 

+ 3 

°C

 

Filter requirement (inlet) 

Prefilter 3 

μ

Communication 

RS-485, MODBUS 

Digital input 

Remote ON/OFF 

Type of cooling 

Air cooled 

Compressor operation 

Non-cycling 

Condensate drain 

Automatic (Zero loss type) 

Voltage, Frequency 

230 V, 50 Hz (RDP 20-600) 

400V, 50 Hz (RDP 750-1900) 

Refrigerant

 

R134a 

 

Protection class (controller front) 

IP 65 

Handling option 

Manual (RDP 20-100), Forklift (RDP 140-1900) 

MATERIALS 

Casing 

Carbon steel  

Casing corrosion protection 

Epoxy powder paint 

Evaporator 

Brazed plate stainless steel 

Evaporator insulation 

Polyurethane foam 

Condenser 

Copper tube, aluminium fins 

Compressor 

Carbon steel 

Refrigerant piping 

Copper 

Controller enclosure 

Plastic 

SIZES 

 

Compressed air 

Electrical connection 

Ambient air 

Refrigerant 

Dimensions & Mass 

Model 

(3)

Flow 

Connection 

Pressure 

drop 

Power supply 

(4)

Power/ 

Consumption 

Cooling 

flow 

Heat 

rejec. 

Type 

Mass 

 W x L x H 

Net 

 

m

3

/h 

 

bar 

Ph~V-Hz 

kW 

m

3

/h 

kW 

 

kg 

mm 

kg 

RDP 20 

20 

G 3/8” BSP

-F 

0,2 

1~230-50* 

0,160 / 0,135 

250 

0,2 

R134a 

0,190 

352 x 485 x 499 

25 

RDP 35 

35 

G 3/8” BSP

-F 

0,2 

1~230-50* 

0,170 / 0,135 

250 

0,3 

R134a 

0,230 

352 x 485 x 499 

25 

RDP 50 

50 

G 3/4” BSP

-F 

0,2 

1~230-50* 

0,20 / 0,18 

250 

0,4 

R134a 

0,330 

352 x 485 x 499 

26 

RDP 75 

75 

G 3/4” BSP

-F 

0,2 

1~230-50/230-60 

0,40 / 0,25 

250 

0,6 

R134a 

0,380 

352 x 485 x 499 

27 

RDP 100 

100 

G 3/4” BSP

-F 

0,2 

1~230-50/230-60 

0,45 / 0,32 

400 

0,8 

R134a 

0,585 

352 x 485 x 499 

32 

RDP 140 

140 

G 1” BSP

-F 

0,2 

1~230-50/230-60 

0,50 / 0,38 

700 

1,1 

R134a 

0,61 

357 x 552 x 684 

50 

RDP 180 

180 

G 1” BSP

-F 

0,2 

1~230-50* 

0,60 / 0,45 

700 

1,5 

R134a 

0,71 

357 x 552 x 684 

52 

RDP 235 

235 

G 1” BSP

-F 

0,2 

1~230-50* 

0,73 / 0,60 

700 

1,9 

R134a 

0,89 

357 x 552 x 684 

56 

RDP 300 

300 

G 1 1/4” BSP

-F 

0,2 

1~230-50/230-60 

1,20 / 0,95 

1100 

2,4 

R134a 

1,07 

496 x 589 x 827 

84 

RDP 380 

380 

G 1 1/4” BSP

-F 

0,2 

1~230-50/230-60 

1,40 / 1,08 

1100 

3,1 

R134a 

1,20 

496 x 589 x 827 

90 

RDP 480 

480 

G 1 

1/2” BSP

-F 

0,2 

1~230-50/230-60 

1,45 / 1,20 

1100 

3,9 

R134a 

1,31 

496 x 589 x 827 

99 

RDP 600 

600 

G 2” BSP

-F 

0,2 

1~230-50/230-60 

1,50 / 1,25 

2200 

4,9 

R134a 

1,59 

491 x 710 x 973 

110 

RDP 750 

750 

G 2” BSP

-F 

0,2 

3~400-50/440-60 

2,2 / 1,6 

2200 

6,1 

R134a 

2,19 

491 x 710 x 973 

120 

RDP 950 

950 

G 2” BSP

-F 

0,2 

3~400-50/440-60 

2,7 / 2,1 

2200 

7,7 

R134a 

2,55 

491 x 710 x 973 

150 

RDP 1150 

1150 

G 2 1/2” BSP

-F 

0,2 

3~400-50/440-60 

2,8 / 2,2 

1900 

9,4 

R134a 

3,49 

663 x 856 x 1534 

250 

RDP 1300 

1300 

G 2 1/2” BSP

-F 

0,2 

3~400-50/440-60 

3,2 / 2,6 

1900 

10,6 

R134a 

3,25 

663 x 856 x 1534 

280 

RDP 1500 

1500 

G 2 1/2” BSP

-F 

0,2 

3~400-50/440-60 

3,3 / 2,7 

4600 

12,2 

R134a 

5,00 

663 x 856 x 1534 

290 

RDP 1900 

1900 

G 2 1/2” BSP

-F 

0,2 

3~400-50/440-60 

4,2 / 4,0 

3800 

15,5 

R134a 

5,30 

663 x 856 x 1534 

310 

RDP 2600 

2600 

DN100 

0,2 

3~400-50* 

8,0 / 3,3 

4000 

16,1 

R134a 

8,0 

1044 x 1467 x 1797 

500 

 Larger sizes available upon request 

 

(3)

 Nominal conditions: inlet flow 20 

°

C at 1 bar

a

, ambient 25 °C, dryer inlet 35°

C at 7 bar

g

, 3 °C pressure dew point 

(-

20,5 °C atmospheric).

 

(4)

 For 60 Hz 20 % more than stated, consumption at nominal conditions. 

* Special 60 Hz version available. 

 
 
 
 
 
 

Содержание RDP Series

Страница 1: ...nly by following the recommendations and conditions stated in the instructions For additional questions contact the manufacturer and inform him of the information on the data plate found on the front...

Страница 2: ...maintenance is limited to a few checks and cleanings as shown in the continuation of this manual These instructions must always be present at the unit and be available for the entire operating life o...

Страница 3: ...14 5 4 2 RDC 2 MODBUS COMMUNICATION 15 5 5 EXPANSION VALVES 16 5 6 ELECTRONIC CONDENSATE DRAIN 16 5 7 SAFETY FUNCTIONS 18 5 7 1 LOW PRESSURE SWITCH 18 5 7 1 SAFETY FUNCTIONS OF RDC 2 18 5 8 FILTER DEH...

Страница 4: ...e fill in the fields carefully Correct data enables proper and efficient maintenance of the device selection of suitable spare parts and technical support 1 2 Information on the supplier Model of refr...

Страница 5: ...ryers 1 4 Refrigeration air dryers Refrigeration air dryers are the best choice in all standard applications where pressure dew point 3 C suffices Examples of such applications are process air in the...

Страница 6: ...at the dryer is vented and not under pressure this also includes the closest components of the installation in front and behind the dryer and that the dryer is not connected to an electrical source Do...

Страница 7: ...eck and follow the local regulations for lifting and transporting heavy objects In the event of fire do not use extinguishing water on the dryer and nearby objects Wear suitable protective equipment e...

Страница 8: ...Components 1 Heat exchanger 3in1 7 Switch 2 Condenser 8 Capillary tube 3 Compressor 9 Sensor for fan operation 4 Electronic condensate drain 10 Filter dehydrator 5 Controller 6 Hot gas bypass valve F...

Страница 9: ...4a 0 380 352 x 485 x 499 27 RDP 100 100 G 3 4 BSP F 0 2 1 230 50 230 60 0 45 0 32 400 0 8 R134a 0 585 352 x 485 x 499 32 RDP 140 140 G 1 BSP F 0 2 1 230 50 230 60 0 50 0 38 700 1 1 R134a 0 61 357 x 55...

Страница 10: ...NAL FLOW CAPACITY x COP x CAT x CIN x CDP OPERATING PRESSURE DEW POINT bar 4 5 6 7 8 10 12 14 C 3 5 7 10 psi 58 72 87 100 115 145 174 203 F 37 4 41 44 6 50 COP 0 77 0 86 0 93 1 1 05 1 14 1 21 1 27 CDP...

Страница 11: ...lower temperature than the input air Refrigeration circuit The refrigerant enters the compressor and then enters the condenser at high pressure where it transfers heat to the ambient air and condenses...

Страница 12: ...he compressor cools condenses and changes the aggregate state from the gaseous to the liquid The condenser is a pipe in which the refrigerant is flowing and on which fins are placed The heat transfer...

Страница 13: ...point temperature 2 Tcomp Compressor temperature 3 Tcond ali pcond Condensation temperature or pressure 4 20 mA b Regulated components 1 Fan ON OFF Fan symbol is displayed when in ON state 2 Compress...

Страница 14: ...A Controller can also be turned OFF ON via In Remote When the current flows the controller goes to OFF state when the circuit is disconnected the controller is in ON state See the attached scheme abov...

Страница 15: ...40022 T_Dew R_ONLY T_Dew X 200 10 C 40023 T_Comp R_ONLY T_Comp X 200 10 C 40024 T_Cond R_ONLY T_Cond X 200 10 C 40025 P_Cond R_ONLY P_Cond X 10 Bar 40026 Digital Input status R_ONLY 0 contact open 1 c...

Страница 16: ...Rotate the screw until the following value is reached Hot gas setting R134 a pressure 2 0 barg 0 1 bar 5 6 Electronic condensate drain The separator consists of a condensate reservoir in which the cap...

Страница 17: ...alve in front of the drain is closed open it The dryer is not pressurized set normal operating conditions The solenoid valve is defective replace the condensate separator The circuit board is damaged...

Страница 18: ...rging check the hot gas bypass valve Lt Low dew point temperature Check that the temperature sensor is correctly inserted into its position check the cooling system sealing charging check the hot gas...

Страница 19: ...o the interior components of the dryer the installation and use may result in injury or death Check the dryer for any visible damage after removing the packaging If the refrigeration air dryer is dama...

Страница 20: ...vibration refers to the floor and pipes For maintenance and servicing provide sufficient space for uninhibited work around the unit 1 m The ventilation grilles of the device must not be covered for t...

Страница 21: ...Pressure vessel 3 Condensate Separator 8 Filter 4 Pre filter min 5 micron 9 Condensate drain 5 Bypass air valve Type A installation is recommended when the compressor operates at a reduced interruptio...

Страница 22: ...osition of the holes in the illustration is shown maximum size M8 The pipe connections for the compressed air in the front and back of the dryer must be fitted with suitable valves that allow the inde...

Страница 23: ...e bypass air circuit is closed and that the dryer is insulated from the system Check and ensure that the condenser is clean free of impurities 10 2 Start up Connect the dryer to the power supply Conne...

Страница 24: ...ese components until they completely cool down SYMPTOM POSSIBLE CAUSE PROPOSED ACTIVITY The dryer does not start Make sure that the system is connected to a power source Check the electrical installat...

Страница 25: ...installation Dew point is too low the condensate is frozen and blocks the air flow The compressed air pressure is too low and the condensate is not removed establish normal operating conditions The el...

Страница 26: ...ulation pressure switch 3001095 1 1 1 1 1 1 1 1 1 1 1 High pressure switch 3001154 1 1 1 1 1 1 Low pressure switch 3001111 1 1 1 1 1 1 RDC 2 Controller 2101826 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 NTC...

Страница 27: ...or property resulting from improper use or inadequate maintenance of the device and is limited solely to production errors When claiming a warranty you must provide information from the identification...

Страница 28: ...28 16 Maintenance notebooks MAINTENANCE TYPE DATE SIGNATURE NOTES First installation...

Страница 29: ...29...

Страница 30: ...30 17 Drawings of RDP refrigeration air dryers RDP 20 100...

Страница 31: ...31 RDP 140 235...

Страница 32: ...32 RDP 300 480...

Страница 33: ...33 RDP 600 950...

Страница 34: ...34 RDP 1150 1900...

Страница 35: ...35 RDP 2600...

Страница 36: ...36 16 Electro schemes of RDP refrigeration air dryer RDP 20 180...

Страница 37: ...37 RDP 235 600...

Страница 38: ...38 RDP 750 1900...

Страница 39: ...39 RDP 2600...

Страница 40: ...00 Description Compressed air refrigeration dryer Is in conformity with the following directives Pressure Equipment Directive PED 2014 68 EU Electromagnetic Compatibility Directive EMC 2004 108 EC EN...

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