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Maintenance, troubleshooting, spare parts and dismantling 

38 

 

DRYPOINT® RA CT 20-500 NA 

12.3  Recommended spare parts  

NOTE:  

To order the recommended spare parts or other elements, the data on the type plate must be 
indicated. 

 

 

 

 

Summary of Contents for DRYPOINT RA CT 100-NA-EB

Page 1: ...1 EN english Instructions for installation and operation Compressed air refrigeration dryer DRYPOINT RA CT 20 500 NA ...

Page 2: ...r Please read these installation and operating instructions carefully before mounting and starting up the DRYPOINT RA CT 20 500 NA and follow our directions Perfect functioning of the DRYPOINT RA CT 20 500 NA and thus reliable compressed air drying can only be guaranteed when the provisions and notes stipulated here are strictly adhered to ...

Page 3: ...Warning 19 8 12 5 Indication of an Alarm 19 8 12 6 Operation of the Service Warning Alarm signal 20 8 12 7 How to change operating parameters SETUP menu 20 8 13 Electronically level controlled BEKOMAT condensate drain 20 9 Installation 21 9 1 Place of installation 21 9 2 Installation plan 22 9 3 Correction factors 23 9 4 Connection to the compressed air system 24 9 5 Electrical connections 25 9 6 ...

Page 4: ...diagram DRYPOINT RA CT 200 250 NA 57 13 2 8 Exploded diagram DRYPOINT RA CT 300 350 NA 58 13 2 9 Exploded diagram DRYPOINT RA CT 400 500 NA 59 13 2 10 Exploded diagram DRYPOINT RA CT 200 250 NA 3phase 60 13 2 11 Exploded diagram DRYPOINT RA CT 300 350 NA 3phase 61 13 2 12 Exploded diagram DRYPOINT RA CT 400 500 NA 3phase 62 13 3 Electric diagrams 63 13 3 1 Electric diagrams list of components 63 1...

Page 5: ...e responsible operator certified skilled personnel prior to installation start up and maintenance The operating instructions must be accessible at all times at the place of application of the DRYPOINT RA CT 20 500 NA compressed air refrigeration dryer In addition to these operating instructions local and national regulations need to be observed where required Ensure that operation of the DRYPOINT ...

Page 6: ... ARIA AIR LUFT AIR Connection point compressed air inlet ARIA AIR LUFT AIR Connection point compressed air outlet Connection point condensate drain 1 Certified skilled personnel are persons who are authorised by the manufacturer with experience and technical training who are well grounded in the respective provisions and laws and capable of carrying out the required works and of identifying and av...

Page 7: ...bol advises the user to observe the environmental aspects and comply with the recommendations connected with this symbol 2 Certified skilled personnel are persons who are authorised by the manufacturer with experience and technical training who are well grounded in the respective provisions and laws and capable of carrying out the required works and of identifying and avoiding any risks during the...

Page 8: ... when accessories are used Danger Compressed air Risk of serious injury or death through contact with quickly or suddenly escaping compressed air or through bursting and or unsecured plant components Compressed air is a highly dangerous energy source Never work on the dryer when the system is under pressure Never direct the compressed air outlet or condensate drain hoses at persons The user is res...

Page 9: ... the reach of children Breathing protection ambient air independent respirator at high concentrations Eye protection sealing goggles Hand protection protective gloves e g made of leather Personal protection protective clothing Skin protection use protective cream In addition the safety data sheet for the refrigerant needs to be observed Caution Hot surfaces During operation several components can ...

Page 10: ...ed interventions may endanger persons and plants and lead to malfunction Unauthorised interventions modification and abuse of the pressure devices are prohibited The removal of sealings and leadings at safety devices is prohibited Operators of the devices must observe the local and national pressure equipment regulations in the country of installation Pos 8 Beko Technische Dokumentation Sicherheit...

Page 11: ... prior to the start up and for periodic inspections the national regulations need to be observed such as the industrial safety regulation in the United States of America In countries outside the US the respective regulations in force there need to be adhered to The proper use of pressure devices is the basic requirement for safe operation As regards pressure devices the following points need to be...

Page 12: ...ng shocks can cause irreparable damage 7 Storage SCC0001 Keep the device away from extreme weather conditions even when packaged Keep the dryer in an upright position also while it is stored Tilting the device or turning it upside down can cause irreparable damage to some components When the dryer is not in use it can be stored in its packaging in a dust free and protected place at a temperature o...

Page 13: ... 0 Set reset K 1 Main switch 2 Electronic control unit DMC 51 3 Air and refrigerant gas flow chart RA CT 125 500 K 2 3 PQS0081 1 Set reset K 1 Main switch 2 Electronic control unit DMC 51 3 Air and refrigerant gas flow chart RA CT 200 500 3phase K 3 A PQS0082 T4 T3 T1 T2 0 1 1 2 Set reset K A Main switch 1 ON OFF switch 2 Electronic control unit DMC 51 3 Air and refrigerant gas flow chart ...

Page 14: ... it is compressed again Operation in cycling mode Energy Saving ESS YES see section 8 12 7 The DMC51 electronic controller constantly monitors the temperature of the DewPoint In low load conditions the temperature of the DewPoint tends to fall close to the freezing point at this point the DMC51 controls the switching off of the compressor The compressor will be started again when the DewPoint temp...

Page 15: ... discharge RA CT 125 500 2 Refrigerant pressure switch LPS P RA CT 300 500 and RA CT 200 500 3phase 13 Condensate drain service valve 4 Refrigerant pressure switch HPS P RA CT 300 500 and RA CT 200 500 3phase 21 BEKOMAT condensate drain 5 Refrigerant fan pressure switch PV 25 Compressor crankcase heater RA CT 200 500 3phase 6 Refrigerating compressor 36 Suction refrigerant separator 7 Hot gas bypa...

Page 16: ...ween the condenser and the evaporator serving as a restrictor to reduce the pressure of the refrigerant The pressure reduction serves to reach an optimum temperature inside of the evaporator The lower the outlet pressure at the capillary tube the lower the evaporation temperature The length and the inner diameter of the capillary tube are exactly dimensioned to ensure the performance of the dryer ...

Page 17: ...ished Calibrated pressure R 134 a Stop 10 2 psig 0 7 barg Restart 24 7 psig 1 7 barg R 407 C Stop 24 7 psig 1 7 barg Restart 39 2 psig 2 7 barg HPS The high pressure control unit on the discharge side of the compressor is activated when the pressure exceeds the predetermined value It has a manual reset button on the control itself Calibrated pressure R 134 a Stop 290 psig 20 barg Manual reset P 20...

Page 18: ...n C or F Led shows that the compressor is ON Press the Set button and keep it pressed to display the compressor discharge temperature probe T2 if installed Press the button and keep it pressed to display the hours remaining until the next maintenance Press the Set buttons simultaneously and keep them pressed to display the total number of operating hours of the dryer ie when dryer is powered Press...

Page 19: ...s an exceptional event which to avert damage from to the machine and the operator always leads to the dryer stop When an alarm is active the LED flashes When an alarm is no longer active but not reset yet so it has been stored Led is continuously on in any case the dryer remains OFF In both cases the display shows and the alarms which are active or which are no longer active but not yet reset Alar...

Page 20: ...y high DewPoint service warning enable delay 00 20 minutes 1 min 15 SrV Service Setting setting of service warning timer 0 0 service warning timer disabled 0 0 9 0 x 1000 hours 0 1 x1000 hours 8 0 SCL Scale display scale of temperatures C F C or F ESS Energy Saving Set selection if dryer run in energy saving cycle YES Energy saving mode is active cycling mode nO Energy saving mode is not active Ho...

Page 21: ...ea which is clean and dry free from dust and protected against atmospheric disturbances The load bearing zone must be even horizontal and able to bear the weight of the dryer Minimum ambient temperature 34 F 1 C Maximum ambient temperature 122 F 50 C Ensure a proper cooling air replacement Allow a sufficient clearance on each side of the dryer for proper ventilation and to facilitate maintenance o...

Page 22: ...the air consumption constantly varies with peak values which considerably exceed the throughput rate of the compressor The storage capacity of the tank must be dimensioned in such a way that a possible short term high air demand peak air consumption can be compensated Do not obstruct the ventilation grille Prevent any recirculation of the outgoing cooling air Protect the dryer against draughts Not...

Page 23: ...120 psig 8 barg Ambient temperature 115 F 45 C Air inlet temperature 122 F 50 C Pressure dew point 50 F 10 C Factor F1 1 07 Factor F2 0 78 Factor F3 0 68 Factor F4 1 36 Every function parameter corresponds to a numerical factor which multiplied by the planned nominal capacity determines the following Actual air throughput 75 x 1 07 x 0 78 x 0 68 x 1 36 58 scfm 99 m h 58 scfm 99 m h is the maximum ...

Page 24: ...the flow rate of the dryer Should air with a very high temperature be treated the installation of an aftercooler may be necessary For the implementation of maintenance works the installation of a bypass system is recommended The dryer was designed in such a manner that vibrations that may occur during operation are limited Therefore it is advisable to employ connecting lines flexible hoses vibrati...

Page 25: ... missing earth connection Important ensure that the plant is connected to earth ground Do not use plug adapters at the power plug Possible replacement of the power plug must only be carried out by a qualified electrician 9 6 Condensate drain Danger Compressed air and condensate under pressure The condensate is discharged at system pressure The drain pipe needs to be secured Never direct the conden...

Page 26: ...re fixed and supported properly 3 Ensure that the condensate drain pipe is fixed in accordance with the provisions and that it is connected with a collection system or a container and open the drain service valve 4 Ensure that the bypass system if installed is open and that the dryer is disconnected from the compressed air system 5 Remove any packaging material and other items which may block the ...

Page 27: ...ts within a few minutes NOTE With low temperatures the refrigerating compressor will remain OFF Wait a few minutes and then check whether or not the dew point temperature indicated on the DMC 51 electronic control unit is stable Establish the compressed air supply Check that the condensate is regularly drained RA CT 200 500 3phase dryer remote control ON OFF Remove the jumper between terminals 1 a...

Page 28: ...Technical data 28 DRYPOINT RA CT 20 500 NA 11 Technical data 11 1 Technical data DRYPOINT RA CT 20 200 NA 1 115 60 ...

Page 29: ...Technical data DRYPOINT RA CT 20 500 NA 29 11 2 Technical data DRYPOINT RA CT 20 500 NA 1 230 60 ...

Page 30: ...Technical data 30 DRYPOINT RA CT 20 500 NA 11 3 Technical data DRYPOINT RA CT 200 500 NA 3phase 3 460 50 ...

Page 31: ...Technical data DRYPOINT RA CT 20 500 NA 31 11 4 Technical data DRYPOINT RACT 200 500 NA 3phase 3 380 60 ...

Page 32: ...leshooting spare parts and dismantling chapters leads to the expiration of the guarantee Improper maintenance may result in dangerous situations for the personnel and or the device Danger Supply voltage Contact with non insulated parts carrying supply voltage involves the risk of an electric shock resulting in injuries and death Only qualified and skilled personnel are authorised to run electrical...

Page 33: ...e provisions The respective directives in force apply to the qualification and expertise of the certified skilled personnel For safe operation the device must only be installed and operated in accordance with the indications in the operating instructions In addition the national and operational statutory provisions and safety regulations as well as the accident prevention regulations required for ...

Page 34: ... the electric wiring If installed the KC relay is faulty replace it If installed replace the internal thermal protection and or the start up relay and or the start up capacitor and or the working capacitor DMC51 The led is ON see specific point If the compressor still does not work replace it If ESS YES see section 8 12 7 The compressor remains OFF unexpected short time The OFF time of the compres...

Page 35: ... 7 DewPoint on this type of dryer is fluctuating the compressor turns ON and OFF and for some periods can reach values lower than normal wait until the DewPoint rise to normal temperature The refrigerating compressor is always ON even though the led is OFF verify the electric wiring or KC relay if installed is faulty replace it Excessive pressure drop within the dryer The dryer does not drain the ...

Page 36: ...gh pressure switch has been activated Check which of the following reasons has caused the activation 1 The ambient temperature is too high or the room aeration is insufficient provide proper ventilation 2 The condenser is dirty clean it 3 The fan does not work see specific point 4 The solenoid valve EVL is not operating correctly see specific point Reset the pressure switch by pressing the button ...

Page 37: ...active alarms With LED lit one or more alarms are waiting to be reset and the display shows and the alarms that are no longer active but not yet reset The alarms are displayed by the following messages 1 LP LPS pressure switch activated low pressure see specific paragraph 2 Hdt Compressor discharge temperature too high probe T2 see specific paragraph 3 ICE Temperature inside the exchanger too low ...

Page 38: ...nce troubleshooting spare parts and dismantling 38 DRYPOINT RA CT 20 500 NA 12 3 Recommended spare parts NOTE To order the recommended spare parts or other elements the data on the type plate must be indicated ...

Page 39: ...Maintenance troubleshooting spare parts and dismantling DRYPOINT RA CT 20 500 NA 39 ...

Page 40: ...Maintenance troubleshooting spare parts and dismantling 40 DRYPOINT RA CT 20 500 NA ...

Page 41: ...f the refrigerants used Refrigerant Chemical formula MIK GWP R134a HFC CH2FCF3 1000 ppm 1300 R407C HFC R32 125 134a 23 25 52 CHF2CF3 CH2F2 CH2FCF3 1000 ppm 1653 12 5 Dismantling the dryer When the dryer is dismantled all parts and operating materials related to the plant need to be disposed of separately Component Material Refrigerant R407C R134a oil Roof and supports Structural steel epoxy paint ...

Page 42: ...Appendices 42 DRYPOINT RA CT 20 500 NA 13 Appendices 13 1 Dryer dimensions 13 1 1 Dryer dimensions DRYPOINT RA CT 20 50 NA ...

Page 43: ...Appendices DRYPOINT RA CT 20 500 NA 43 13 1 2 Dryer dimensions DRYPOINT RA CT 75 NA ...

Page 44: ...Appendices 44 DRYPOINT RA CT 20 500 NA 13 1 3 Dryer dimensions DRYPOINT RA CT 100 150 NA ...

Page 45: ...Appendices DRYPOINT RA CT 20 500 NA 45 13 1 4 Dryer dimensions DRYPOINT RA CT 200 250 NA ...

Page 46: ...Appendices 46 DRYPOINT RA CT 20 500 NA 13 1 5 Dryer dimensions DRYPOINT RA CT 300 350 NA ...

Page 47: ...Appendices DRYPOINT RA CT 20 500 NA 47 13 1 6 Dryer dimensions DRYPOINT RA CT 400 500 NA ...

Page 48: ...Appendices 48 DRYPOINT RA CT 20 500 NA 13 1 7 Dryer dimensions DRYPOINT RA CT 200 250 NA 3phase ...

Page 49: ...Appendices DRYPOINT RA CT 20 500 NA 49 13 1 8 Dryer dimensions DRYPOINT RA CT 300 350 NA 3phase ...

Page 50: ...Appendices 50 DRYPOINT RA CT 20 500 NA 13 1 9 Dryer dimensions DRYPOINT RA CT 400 500 NA 3phase ...

Page 51: ...ass valve 57 Upper plate 8 Condenser 58 Carrier support 9 Condenser fan 59 Support bracket 9 1 Motor 60 Control panel 9 2 Blade 61 Electric connecting plug 9 3 Grid 62 Electric cabinet 10 Filter dryer 66 QE door 11 Capillary tube 81 Adhesive label flow chart 12 T1 temperature probe dew point 82 Check valve CHV 13 Condensate drain service valve 83 Service valve High pressure side 17 Air dryer contr...

Page 52: ...Appendices 52 DRYPOINT RA CT 20 500 NA 13 2 2 Exploded diagram DRYPOINT RA CT 20 30 NA ...

Page 53: ...Appendices DRYPOINT RA CT 20 500 NA 53 13 2 3 Exploded diagram DRYPOINT RA CT 50 NA ...

Page 54: ...Appendices 54 DRYPOINT RA CT 20 500 NA 13 2 4 Exploded diagram DRYPOINT RA CT 75 NA ...

Page 55: ...Appendices DRYPOINT RA CT 20 500 NA 55 13 2 5 Exploded diagram DRYPOINT RA CT 100 NA ...

Page 56: ...Appendices 56 DRYPOINT RA CT 20 500 NA 13 2 6 Exploded diagram DRYPOINT RA CT 125 150 NA ...

Page 57: ...Appendices DRYPOINT RA CT 20 500 NA 57 13 2 7 Exploded diagram DRYPOINT RA CT 200 250 NA ...

Page 58: ...Appendices 58 DRYPOINT RA CT 20 500 NA 13 2 8 Exploded diagram DRYPOINT RA CT 300 350 NA ...

Page 59: ...Appendices DRYPOINT RA CT 20 500 NA 59 13 2 9 Exploded diagram DRYPOINT RA CT 400 500 NA ...

Page 60: ...Appendices 60 DRYPOINT RA CT 20 500 NA 13 2 10 Exploded diagram DRYPOINT RA CT 200 250 NA 3phase ...

Page 61: ...Appendices DRYPOINT RA CT 20 500 NA 61 13 2 11 Exploded diagram DRYPOINT RA CT 300 350 NA 3phase ...

Page 62: ...Appendices 62 DRYPOINT RA CT 20 500 NA 13 2 12 Exploded diagram DRYPOINT RA CT 400 500 NA 3phase ...

Page 63: ...isplay module BT1 T1 Temperature probe dew point BT2 T2 Temperature probe compressor discharge EVH Hot gas solenoid valve EVL Liquid solenoid valve KC Compressor operating relay HPS Pressure switch compressor discharge side HIGH PRESSURE LPS Pressure switch compressor suction side LOW PRESSURE PV Pressure switch fan control ELD BEKOMAT drain S1 ON OFF switch QS Main switch with locking device RC C...

Page 64: ...ing no 01 00 PE N L1 4 1 2 5 See dryer nameplate RCD Id 0 03A suggested 1 230V 50Hz PE FUSE MAX 10 A 1 230V 60Hz PE OR SUPPLY BY PLUG 1 115V 60Hz PE OR EVH EVL 1 2 4 CV MV1 M 1 ELD NTC 10k BT1 BN 1 BU 2 13 14 Set reset K MC1 KT M 1 C CS KR R S 13 N 14 L 12 16 11 15 10 17 EVH EVL K 7 8 12VDC 2 1 3 T2 T1 5 6 LPS PV R BEKO TECHNOLOGIES GMBH http www beko technologies com BKRAECOSEL0170 Power OFF Alar...

Page 65: ...d 1 230V 50Hz PE FUSE MAX 13 A 1 230V 60Hz PE OR SUPPLY BY PLUG 1 115V 60Hz PE OR ELD DMC51 Air Dryer Controller 13 N 14 L 12 16 11 15 10 17 EVH EVL K EVH EVL KC KT S CR R C M 1 PV 1 2 4 CV MV1 M 1 KC 1 6 14 11 12 1 4 12 11 14 MC1 2 1 3 5 6 LPS BN 1 BU 2 13 14 Set reset K FUSE MAX 10 A BEKO TECHNOLOGIES GMBH http www beko technologies com BKRAECOSEL0171 Power OFF Alarm NO Alarm Power ON and or MAX...

Page 66: ...30V 50Hz PE FUSE MAX 13 A 1 230V 60Hz PE OR SUPPLY BY PLUG 1 115V 60Hz PE OR 4 3 1 2 2 4 ELD DMC51 Air Dryer Controller 13 N 14 L 12 16 11 15 10 17 EVH EVL K EVH EVL KC KT S CR R C M 1 PV 1 2 4 CV MV1 M 1 KC 1 6 14 11 12 MC1 2 1 3 5 6 LPS BN 1 BU 2 13 14 Set reset K FUSE MAX 10 A BEKO TECHNOLOGIES GMBH http www beko technologies com BKRAECOSEL0172 Power OFF Alarm NO Alarm Power ON and or MAX 15mA ...

Page 67: ...V 60Hz PE 1 230V 50Hz PE RCD Id 0 03A suggested OR Set reset K EVH EVL KC KT S CR R C M 1 1 2 4 CV MV1 M 1 KC 1 6 14 11 12 12 11 14 MC1 BN 1 BU 2 13 14 13 N 14 L 12 16 11 15 10 17 EVH EVL K 2 1 3 5 6 LPS PV Power OFF Alarm NO Alarm Power ON and or MAX 15mA 0VDC 12VDC PE BN 1 BU 2 PE N L1 4 3 1 2 2 4 SUPPLY BY PLUG 1 4 24 22 21 N U P HPS P LPS BEKO TECHNOLOGIES GMBH http www beko technologies com B...

Page 68: ... 50Hz PE RCD Id 0 03A suggested OR BN 1 BU 2 ELD Set reset K EVH EVL KC KT S CR R C M 1 1 2 4 CV MV1 M 1 KC 1 6 14 11 12 12 11 14 MC1 13 14 13 N 14 L 12 16 11 15 10 17 EVH EVL K 2 1 3 5 6 LPS PV Power OFF Alarm NO Alarm Power ON and or MAX 15mA 0VDC 12VDC PE BN 1 BU 2 PE N L1 4 3 1 2 2 4 SUPPLY BY PLUG 1 4 24 22 21 N U P LPS BEKO TECHNOLOGIES GMBH http www beko technologies com BKRAECOSEL0180 CO X...

Page 69: ...1 22 PV P FU1 3 400V 50Hz PE 3 460V 60Hz PE Technical modifications are subject to change without notice errors not excluded CV M 3 T S TP MV1 MV1 TP U2 1 M BKRACT5478QCD017 3 400V 50Hz PE OR 3 460V 60Hz PE OR 3 380V 60Hz PE 1 OR 3 575V 60Hz PE 1 FUSE MAX 16 A RCD Id 0 03A suggested Smin 2 5sqmm 14AWG TR See dryer nameplate 1 With Auto Transformer TR installed BEKO TECHNOLOGIES GMBH http www beko ...

Page 70: ...xcluded A B S1 5 2 4 1 Set reset K DMC51 Air Dryer Controller 13 14 12 16 11 15 10 17 EVH EVL K 7 8 12VDC 2 1 3 T2 T1 5 6 LPS EVH NTC 10k NTC 10k BT2 BT1 4 2 1 4 2 1 HPS BK WH BK LPS A1 A2 KC1 1 2 1 3 11 5 12 6 3 4 1 8 1 3 1 3 EVL BU BN BU BN BK BK X1 2 X1 1 N L X1 2 X1 1 N L CO X2 2 NC X2 3 NO X2 1 BKRACT5478QCD017 Power OFF Alarm NO Alarm Power ON and or MAX 15mA 0VDC 12VDC BEKO TECHNOLOGIES GMB...

Page 71: ...7 16 6 21 8 17 9 18 10 19 11 12 12 11 ELECTRONIC LEVEL DRAINER ELD LIQUID SOLENOID VALVE HOT GAS SOLENOID VALVE Technical modifications are subject to change without notice errors not excluded 1 12 DAS 4 2 13 REMOTE ON OFF P U R0 to CV V W to CV S0 CBC 4 PV M 3 MV1 FAN PRESSURE SWITCH FAN MOTOR FAN PRESSURE SWITCH FAN MOTOR PV M 1 MV1 R0 U P CBC 4 S0 W V FAN PRESSURE SWITCH BKRACT5478QCD017 BEKO T...

Page 72: ...Appendices 72 DRYPOINT RA CT 20 500 NA ...

Page 73: ...Appendices DRYPOINT RA CT 20 500 NA 73 ...

Page 74: ...Appendices 74 DRYPOINT RA CT 20 500 NA ...

Page 75: ...Exploded diagram 51 52 53 54 55 56 57 58 F Field of application 11 Filter dryer 16 Flow chart 15 Functional description 14 H Heat exchanger 16 Hot gas bypass valve 17 I Initial start up 26 Installation 21 Installation plan 22 M Maintenance 32 Maintenance works at the refrigeration cycle 41 Minimum installation requirements 21 O Overview of the safety instructions 8 P Place of installation 21 Press...

Page 76: ...Original operating instructions in English Subject to technical changes errors excepted DRYPOINT_RACT_20 500_NA_manual_en_2014_09 7425MUM281_EN_2014 09 ...

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