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NANO NDX Series User Manual

Direct expansion refrigerated air dryer
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Summary of Contents for NANO NDX Series

  • Page 1 NDX series direct expansion refrigerated air dryer user guide...
  • Page 2 They are the contractors who install them, the manufacturers who use them in their processes and the service people who maintain them. At nano we have developed our products, packaging and support materials to ensure they exceed all of our Customers’ expectations.

  • Page 3: Table Of Contents

    table of contents section description page general information manufacturers details and support document introduction warranty guidelines general warnings basic safety rules qualified operators safety storage 1.10 transport and handling compressed air installation principle machine code identification operating principle of the dryer operating principle installation by pass...

  • Page 4: General Information

    This manual is copyrighted, all rights reserved. It may not, in whole or in part, be copied, photocopied, reproduced, translated, or reduced to any electronic medium or machine readable form without prior consent in writing from nano-purification solutions. It may not be distributed through the internet or computer bulletin board systems without prior consent from nano-purification solutions.

  • Page 5: Document Introduction

    The direct expansion refrigerated air dryer and this manual are protected by copyright. Any reproduction of the same shall be liable for prosecution. All rights reserved by nano-purification solutions, particularly the rights of reproduction and distribution, as well as translation, including those relating to charges of copyright infringement.
  • Page 6 Any assembling/removal carried out by THE USER, which is not provided for in this manual or not authorized by “nano-purification solutions”, will be considered as an inappropriate operation, thereby damaging safety functions, and will lead to the...

  • Page 7: Qualified Operators

    direct expansion refrigerated air dryer qualified operators Only the professionals stated below are authorized Staff allocated for the start-up and shut-down of to operate the unit after having received all the the unit necessary instructions from this manual: (Basic operator and engineer operator) After having understood the information contained Specialized maintenance electrician in this manual, the basic operator will be authorized...

  • Page 8: Safety

    direct expansion refrigerated air dryer safety Essential safety rules Warning labels (Warning) Read this paragraph • Warning labels are very important. Do not remove ! WARNING carefully and them deliberately. understand it • If they become dirty or illegible, or they get before operating or removed inadvertently or are lost, stick new labels in servicing this machine.

  • Page 9: Storage

    Any damage or complaints must be reported The equipment should be preferably lifted to nano-purification solutions and declared using a forklift truck. Use a spreader bar if to the carrier (or shipper) before the carrier...
  • Page 10 direct expansion refrigerated air dryer During transport, do not place the dryer on the ground, on the side, in order to avoid any possible problem. Example of lifting using a forklift truck: • Insert the protection for the external structure of the unit, e.g. polystyrene or board sheet (A). •...

  • Page 11: Compressed Air Installation Principle

    direct expansion refrigerated air dryer 2. 1 compressed air installation principle A backup wrench must be used when tightening air inlet and outlet pipework connections. Failure to properly tighten inlet and outlet pipework without use of a backup wrench could result in dam- age to the dryer and void warranty.

  • Page 12: Operating Principle Of The Dryer

    direct expansion refrigerated air dryer operating principle of the dryer Schematic diagram NDX 0015 to NDX 0175 NDX 0215 to NDX 0725...

  • Page 13: Operating Principle

    direct expansion refrigerated air dryer NDX 0950 to NDX 4750 For NDX 0950- NDX 1350, there is only one cooling/drying circuit. For NDX 1750 - NDX 4750, there is a multi-circuits cooling process in parallel. operating principle 1. Compressed air, with high temperature and humidity (relative 100%), from the compressor enters the dryer through an air circuit/freon circuit plate heat exchanger.

  • Page 14: Installation

    direct expansion refrigerated air dryer installation Note: These instructions help to improve the service durability of the equipment. Please read them carefully and follow them. Location of the compressed air dryer 1. Locate the air dryer on a surface in a horizontal position. 2.

  • Page 15: By Pass

    direct expansion refrigerated air dryer by pass Note: Illustration is for example purposes only. Inlet and outlet connections as well as dimensional information will vary by model. Refer to the drawing of your specific model air dryer and consult with a compressed air piping contractor for appropriate installation.

  • Page 16: 2.7 Operation

    2. Appropriate protection should be installed to avoid over current and possible electrocution due to short- circuit before installing the air dryer. 3. Proper grounding should be installed. 4. Permissible operating voltage range: ± 5% 5. Refer to the electrical schematic and direct any questions to nano-purification solutions technical support. operation Function test...

  • Page 17: Use

    direct expansion refrigerated air dryer Initial start-up of NDX direct expansion refrigerated air dryer Only start up the dryer once you have thoroughly tested all the compressed air, refrigeration and electrical connections. 1. Close the isolating valves on the dryer and open the by-pass valve. 2.

  • Page 18: Controller Instructions

    direct expansion refrigerated air dryer controller instructions User interface - with CAREL Modifying other parameters Parameters access • Press and hold SET button for 3 seconds until reach P5. • Press the UP and DOWN arrows to scroll the list of available parameters. •...
  • Page 19 direct expansion refrigerated air dryer Parameters table parameters description default unit Select probe display Offset of probe 1 10.4 53.6 28.4 °F Offset of probe 2 (not used) 10.4 53.6 28.4 °F Offset of probe 3 (not used) 10.4 53.6 28.4 °F Set point...
  • Page 20 direct expansion refrigerated air dryer Changing condensate drain parameters General • The condensate drain energizes and opens every one minutes (parameter p2) for a duration of two seconds (parameter p1). The factory setting matches the standard operating conditions of the dryer. However , you may have to: •...

  • Page 21: Safety System

    The motor protection allows disconnecting the dryer through the thermal relay when the air compressor operates under overload. Restart 1. Resolve the problem that caused the device to shut down (refer to Corrective maintenance, or contact nano-purification solutions). 2. Press the start button to restart the dryer. 2. 1 1 routine maintenance Daily maintenance •...

  • Page 22: Trouble Shooting In The Event Of Malfunction

    The pointer of the pressure gauge can go out of the normal working range if there are defects in other parts of the device. The settings must be adjusted properly. Consult nano-purification solutions or a qualified refrigeration technician for assistance.
  • Page 23 direct expansion refrigerated air dryer Condensate drain, strainer maintenance The Y-strainer provided with the condensate drain helps to trap particulate con- tamination and minimize the potential for leakage at the drain seat. It is necessary to clean the Y-strainer periodically to maintain proper operation of the drain. How often depends on cleanliness of the compressed air pipework and other compo- nents in the compressed air stream.

  • Page 24: Corrective Maintenance

    direct expansion refrigerated air dryer 2. 1 3 corrective maintenance Refer to the table below if your dryer malfunctions. problem cause solution Defective switch Replacement The device does not start after pressing the Start Low voltage Use rated voltage button. (The power light does not switch on.) Breakdown of the refrigerating Replacement compressor...
  • Page 25 direct expansion refrigerated air dryer problem cause solution Breakdown of the drain valve Replacement Very high ambient temperature Cool the ambient temperature The outlet air temperature is similar or hotter than the inlet air temperature. Breakdown of the fan Replacement Breakdown of the compressor Replacement contactor...

  • Page 26: Arrangement Drawings

    direct expansion refrigerated air dryer 3. 1 arrangement drawings NDX 0015 to NDX 0725 dimensions model NDX 0015 15.04 16.93 17.72 1.57 9.45 2.00 12.24 NDX 0020 15.04 16.93 17.72 1.57 9.45 2.00 12.24 NDX 0030 15.04 16.93 17.72 1.57 9.45 2.00 12.24...
  • Page 27 direct expansion refrigerated air dryer dimensions model NDX 0340 17.79 34.72 46.85 1190 5.83 13.78 8.23 22.55 NDX 0470 17.79 34.72 46.85 1190 5.83 13.78 8.23 22.55 NDX 0550 17.79 34.72 46.85 1190 5.83 13.78 8.23 22.55 NDX 0725 17.79 34.72 46.85 1190...
  • Page 28 direct expansion refrigerated air dryer NDX 1750 to NDX 2500 dimensions model NDX 1750 72.91 1852 63.58 1615 39.53 1004 12.44 27.99 32.99 50.32 1278 22.36 NDX 2000 72.91 1852 63.58 1615 39.53 1004 12.44 27.99 32.99 50.32 1278 22.36 NDX 2500 72.91 1852 63.58 1615 39.53 1004 12.44 27.99 32.99...
  • Page 29 direct expansion refrigerated air dryer NDX 3500 to NDX 4750 dimensions model NDX 3500 101.58 2580 74.80 1900 47.24 1200 12.44 39.57 1005 40.63 1032 61.89 1572 22.32 NDX 4750 101.58 2580 74.80 1900 47.24 1200 12.44 39.57 1005 40.63 1032 61.89 1572 22.32...

  • Page 30: 3.2 Exploded Views And Spare Parts

    Some parts are similar between two models of one chassis/cabinet, some others are different. These views are provided for part identification purposes only. When contacting nano-purification solutions for support, please have the serial number and model of your dryer available.
  • Page 31 direct expansion refrigerated air dryer NDX 0055 to NDX 0085 description part no description part no bottom base assembly back panel condenser set (NDX 0055) SC100-NDHR15 evaporator unit A1601-191N condenser set (NDX 0085) SC100-NDHR20 control valve A1001-139N fan motor A0601-033N fan pressure switch A0802-066N control card...
  • Page 32 direct expansion refrigerated air dryer NDX 110 to NDX 0175 description part no description part no bottom base assembly back panel condenser set (NDX 0110) SC100-NDHR30 evaporator unit A1601-192N condenser set (NDX 0135) SC100-NDHR30 control valve A1001-141N condenser set (NDX 0175) SC100-NDHR40 fan pressure switch A0802-066N fan motor...
  • Page 33 direct expansion refrigerated air dryer NDX 0215 to NDX 0250 - 230/1/60 description part no description part no bottom base assembly fan pressure switch A0802-054N condenser set (NDX 0215) SC100-NDHR50 control valve A1001-140N condenser (NDX 0250) SC100-NDHR60 filter A1001-090N fan motor A0702-044N e.
  • Page 34 direct expansion refrigerated air dryer NDX 0340 - 230/1/60 description part no description part no bottom base assembly fan pressure switch A0802-054N condenser set SC100-NDHR75 control valve A1001-141N fan motor A0702-044N filter A1001-090N control card C0104-144N e. box assembly pressure gauge A1102-040N right panel front panel...
  • Page 35 direct expansion refrigerated air dryer NDX 0340 - 460V/3/60 description part no description part no bottom base assembly fan pressure switch A0802-055N condenser set SC100-NDHR75 control valve A1001-143N fan motor A0601-045N filter A1001-090N control card C0104-144N e. box assembly pressure gauge A1102-040N right panel front panel...
  • Page 36 direct expansion refrigerated air dryer NDX 0470 to NDX 0725 description part no description part no bottom base assembly fan pressure switch A0802-208N condenser set (NDX 0470) SC100-NDHR100 control valve A1001-143N condenser set (NDX 0550) SC100-NDHR125 filter A1001-008N condenser set (NDX 0725) SC100-NDHR150 e.
  • Page 37 direct expansion refrigerated air dryer NDX 0950 description part no description part no bottom base assembly compressor A0101-047N front panel H/L pressure switch A0802-027N service panel #1 right panel #2 service panel #2 solenoid valve A0904-089N low pressure gauge A1102-040N oil separator A1402-010N high pressure gauge...
  • Page 38 direct expansion refrigerated air dryer NDX 1150 description part no description part no bottom base assembly compressor A0101-048N front panel H/L pressure switch A0802-027N service panel #1 right panel #2 service panel #2 solenoid valve A0904-089N low pressure gauge A1102-040N oil separator A1402-010N high pressure gauge...
  • Page 39 direct expansion refrigerated air dryer NDX 1350 description part no description part no bottom base assembly compressor A0101-049N front panel H/L pressure switch A0802-027N service panel #1 right panel #2 service panel #2 solenoid valve A0904-089N low pressure gauge A1102-040N oil separator A1402-010N high pressure gauge...
  • Page 40 direct expansion refrigerated air dryer NDX 1750 description part no description part no column front right filter A1001-020N service panel #1 evaporator A1601-223N front panel r constant valve A1001-144N column middle hot gas bypass A1001-144N front panel l solenoid valve A0904-089N column front left compressor...

  • Page 41: Electrical Wirings

    direct expansion refrigerated air dryer electrical wirings NDX 0015 to NDX 0020 - 115V/1/60 NDX 0030 to NDX 0045 - 115V/1/60Hz...
  • Page 42 direct expansion refrigerated air dryer NDX 0055 to NDX 0085 - 115V/1/60 NDX 0110 to NDX 0175- 115V/1/60Hz...
  • Page 43 direct expansion refrigerated air dryer NDX 0215 to NDX 0250 - 230V/1/60 NDX 0340 - 230V/1/60Hz...
  • Page 44 direct expansion refrigerated air dryer NDX 0250 to 0340 - 460V/3/60Hz NDX 0470 - NDX 0550 - NDX 0725 - 460V/3/60Hz...
  • Page 45 direct expansion refrigerated air dryer NDX 0950 - NDX 1150 - NDX 1350 - 460V/3/60Hz NDX 1750 - NDX 2000 - NDX 2500 - 460V/3/60Hz (1st Circuit)
  • Page 46 direct expansion refrigerated air dryer NDX 1750 - NDX 2000 - NDX 2500 460V/3/60Hz (2nd Circuit) NDX 3500 to NDX 4750 - 460V/3/60Hz (1st Circuit)
  • Page 47 direct expansion refrigerated air dryer NDX 3500 to NDX 4750- 460V/3/60Hz (2nd Circuit) NDX 3500 to NDX 4750- 460V/3/60Hz (3rd Circuit)
  • Page 48 direct expansion refrigerated air dryer NDX 3500 to NDX 4750 - 460V/3/60Hz (4th Circuit)

  • Page 49: Appendixes

    direct expansion refrigerated air dryer appendixes max power air connections/ reference power supply full load amps refrigerant gas weight installed pressure max working model 60 Hz only (kW) NPT (inch) pressure (psi) NDX 0015 1/115V/60Hz 0.29 3.66 ½” R134a NDX 0020 1/115V/60Hz 0.30 3.80...

  • Page 50: Hazardous Ingredient(S)

    direct expansion refrigerated air dryer 4. 1 R407c gas chemical safety data sheet PRODUCT NAME: REFRIGERANT GAS R407c COMPOSITION/INFORMATION ON INGREDIENTS EEC No.: 200-839-4 HFC32, 206-557-8 HFC125, 212-377-0 HFC134a HAZARDOUS INGREDIENT(S) CAS No. % (w/w) Symbol R Phrases Difluoromethane (HFC 32) 000075-10-5 Pentafluoroethane (HFC 125) 000354-33-6...
  • Page 51 direct expansion refrigerated air dryer FIRE-FIGHTING MEASURES This refrigerant is not flammable in air under ambient conditions of temperature and pressure. Certain mixtures of this refrigerant and air when under pressure may be flammable. Mixtures of this refrigerant and air under pressure should be avoided. Certain mixtures of HFCs and chlorine may be flammable or reactive under certain conditions.

  • Page 52: Toxicological Information

    direct expansion refrigerated air dryer STORAGE Keep in a well ventilated place. Keep in a cool place away from fire risk, direct sunlight and all sources of heat such as electric and steam radiators. Avoid storing near to the intake of air conditioning units, boiler units and open drains. Cylinders and Drums: Keep container dry.

  • Page 53: Ecological Information

    direct expansion refrigerated air dryer Skin Contact Liquid splashes or spray may cause freeze burns. Unlikely to be hazardous by skin absorption Eye Contact Liquid splashes or spray may cause freeze burns. Ingestion Highly unlikely - but should this occur freeze burns will result. Long Term Exposure HFC 32: An inhalation study in animals has shown that repeated exposures produce no significant...

  • Page 54: Disposal Considerations

    direct expansion refrigerated air dryer Effect on Effluent Treatment Discharges of the product will enter the atmosphere and will not result in long term aqueous contamination. DISPOSAL CONSIDERATIONS Best to recover and recycle. If this is not possible, destruction is to be in an approved facility which is equipped to absorb and neutralise acid gases and other toxic processing products.

  • Page 55: Product Name

    direct expansion refrigerated air dryer R134a gas chemical safety data sheet PRODUCT NAME: REFRIGERANT GAS R134a COMPOSITION/INFORMATION ON INGREDIENTS CAS No.: 000811-97-2 EEC No.: 212-377-0 HAZARDOUS INGREDIENT(S) CAS No. Symbol R Phrases 1,1,1,2-tetrafluoroethane (HFC 134a) 000811-97-2 HAZARDS IDENTIFICATION Low acute toxicity. High exposures may cause an abnormal heart rhythm and prove suddenly fatal. Very high atmospheric concentrations may cause anaesthetic effects and asphyxiation.
  • Page 56 direct expansion refrigerated air dryer Extinguishing Media: As appropriate for surrounding fire. Water spray should be used to cool containers. FIre FIghting Protective Equipment: A self-contained breathing apparatus and full protective clothing must be worn in fire conditions. See Also EXPOSURE CONTROLS/ PERSONAL PROTECTION.

  • Page 57: Physical And Chemical Properties

    direct expansion refrigerated air dryer Occupational Exposure Limits HAZARDOUS INGREDIENT(S) STEL STEL mg/m3 mg/m3 1,1,1,2- Tetrafluoroethane 1000 4240 (HFC 134a) PHYSICAL AND CHEMICAL PROPERTIES Form: liquified gas Color: colorless Odor: slight ethereal Boiling Point (Deg C): -26.2 Vapor Pressure (mm Hg): 4270 at 20 Deg C Density (g/ml): 1.22 at 20 Deg C...
  • Page 58 direct expansion refrigerated air dryer ECOLOGICAL INFORMATION Environmental Fate and Distribution High tonnage material produced in wholly contained systems. High tonnage material used in open systems. Vapor.Persistence and Degradation Decomposed comparatively rapidly in the lower atmosphere (troposphere). Atmospheric lifetime is 13.6 year(s).
  • Page 59 F-series industrial filters D-series desiccant dryers B-series breathing air purifiers -series nitrogen generators R-series refrigerated dryers V-series oil vapor removal systems S-series oil water separators...
  • Page 60 5509 david cox road charlotte,nc 28269 tel: 704.897.2182 fax: 704.897.2183 www.n-psi.com support@n-psi.com nano-purification solutions dukesway, team valley trading estate, gateshead, ne11 opz united kingdom tel: +44 (0) 191 497 7700 www.n-psi.co.uk enquiries@n-psi.co.uk nano-purification solutions 188 bunting road, unit 8B...

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