EKOM DK50 9x4VRT/M User Manual
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EKOM DK50 9x4VRT/M User Manual

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Summary of Contents for EKOM DK50 9x4VRT/M

  • Page 1 DK50-9x4VRT/M User manual...
  • Page 2 October 2018 Z_2195/2018 Chap. 3 – pgs.5...
  • Page 3 COMPRESSOR DK50 9x4VRT/M EKOM spol. s r. o. Priemyselná 5031/18 SK-921 01 Piešťany Slovak Republic tel.: +421 33 7967255 fax: +421 33 7967223 www.ekom.sk email: ekom@ekom.sk DATE OF LAST REVISION 10/2018 NP-DK50-9x4VRTM_ED-EN- 2_10-2018 112000370-0001...

  • Page 4: Table Of Contents

    DK50 9x4VRT/M CONTENTS IMPORTANT INFORMATION ......................5  CONFORMITY WITH THE REQUIREMENTS OF EUROPEAN UNION DIRECTIVES ..... 5     INTENDED USE ..........................5     CONTRAINDICATIONS AND SIDE-EFFECTS ................... 5     WARNINGS AND SYMBOLS ......................5     NOTICE ............................... 6  ...

  • Page 5: Important Information

    DK50 9x4VRT/M IMPORTANT INFORMATION 1. CONFORMITY WITH THE REQUIREMENTS OF EUROPEAN UNION DIRECTIVES This product confirms to the requirements of Directives 93/42/EEC (Medical Device Directive) and 2006/42/EEC and is safe for the intended use when all safety instructions are followed.

  • Page 6: Notice

    DK50 9x4VRT/M 5. NOTICE The product is designed and manufactured to  The user manual corresponds to the be safe for the user and its surrounding configuration product environment when used in the defined compliance with applicable safety and manner. Keep the following warnings in mind.

  • Page 7: Storage And Transport

    DK50 9x4VRT/M product. The user must be trained to 5.3. Electrical system safety warnings operate product must  The equipment may only be connected to a experienced. properly installed socket connected to earth  Create operating regulations for the person (grounded).

  • Page 8: Technical Data

    DK50 9x4VRT/M 7. TECHNICAL DATA Compressors are designed for dry and well- Temperature : +5°C to +40°C, ventilated indoor environments with Max. relative humidity.: 70%, following conditions: Max. absolute humidity.: 15 g/m Tab.1 Type DK50 9x4VRT/M DK50 9x4VRTS/M Output at 6 bar...
  • Page 9 DK50 9x4VRT/M Tab.2 Type DK50 9x4VRT/M DK50 9x4VRTS/M Output at 8 bar l/min 1780 1780 Voltage / frequency V / Hz 3 x 400 / 50 3 x 400 / 50 Current draw (max.) Main circuit breaker Main feeder gauge...
  • Page 10 DK50 9x4VRT/M 7.1. Free air delivery (FAD) correction due to elevation FAD correction table Elevation [MASL] 0 - 1500 1501 - 2500 2501 - 3500 3501 - 4500 FAD [l/min] FAD x 1 FAD x 0.8 FAD x 0.71 FAD x 0.60...
  • Page 11 DK50 9x4VRT/M Calculation to determine dryer pressure dew point value:  skut    = actual airflow skut = nominal dryer flow (1800lit/min) = working pressure correction factor = correction factor for air entering the dryer = dew point correction factor...

  • Page 12: Product Description

    DK50 9x4VRT/M 8. PRODUCT DESCRIPTION 8.1. Variants DK50 9x4VRTS/M compressor comprised of DK50 9x4VRT/M compressor comprised of the following modules (Fig. 1b): the following modules (Fig.1a): - a compressor module with 9 compressor compressor module with 9 compressor air pumps and controls along with a...
  • Page 13 DK50 9x4VRT/M 8.2.1. Central air pump intake kit 8.2. Accessories This kit provides a properly sized central filter Accessories are available for compressor located on the compressor module with intake directly from the manufacturer (by special ducts to the individual compressors. This...

  • Page 14: Equipment Function

    DK50 9x4VRT/M 9. EQUIPMENT FUNCTION into the condensing dryer (9). This continues The compressor produces oil-free, dry, to lower the temperature of the air and filtered compressed air to power pneumatic produces more condensate. The temperature devices and equipment used in dental clinics then rises to reduce the relative humidity.
  • Page 15 DK50 9x4VRT/M Fig. 3 Electrical box / switchboard Electrical box / switchboard 16. Display 17. Alarm indicator 18. Start/stop button 19. Main switch 20. Temperature sensor 10/2018 NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 15-...

  • Page 16: Pneumatic Diagram

    DK50 9x4VRT/M 10. PNEUMATIC DIAGRAM DK50 9x4VRT/M and DK50 9x4VRTS/M NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 16 - 10/2018...

  • Page 17: Installation

    Air outlet Space conditions Fire hazard! - Temperature +5°C ÷+40°C - Relative humidity 70% Recommended flow of cooling air: DK50 9x4VRT/M – 3250 m3/h Applies for continuous operation and cooling air temperature of 20°C Cooling air inlet Fig.4 10/2018...

  • Page 18: Placement Of The Compressor

    DK50 9x4VRT/M 12. PLACEMENT OF THE COMPRESSOR Only a trained and qualified technician may 12.1. Handling install the product. Use a fork lift truck or similar hoisting equipment to handle and position the product. Unpack the compressor assembly (compressor, dryer and air tank...
  • Page 19 Remove the transport stabilizers from the air pumps. (Fig.8) Remove all stabilizers on the air pumps once the compressor assembly has been positioned and levelled at the site of final installation! Fig.8 Releasing air pump stabilizers DK50 9x4VRT/M - 18 stabilizers 10/2018 NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 19-...

  • Page 20: Pneumatic Connections

    DK50 9x4VRT/M Position the air tank at the site of installation and anchor it to the floor! (Fig.9) Cleaning 12 Fig.9 13. PNEUMATIC CONNECTIONS Compressor module – dryer module – connect the air tank with the provided hoses. (Fig.10) Fig.10...

  • Page 21: Electrical Connections

    DK50 9x4VRT/M  Connect the hoses from the water  A G3/4” threaded ball valve is installed on separator and the condensate drain from the compressed air outlet from the air the dryer to connectors at the canister tank (Fig.12) valves (Fig.11).
  • Page 22 DK50 9x4VRT/M Fig.13 Fig.14 Fig. 15 Cable bridge NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 22 - 10/2018...
  • Page 23 DK50 9x4VRT/M Fig.16 Fig.17 configure the IP addresses (specific or ETHERNET NETWORK CONNECTION requested) based on the manual (see The compressor may be connected to an service manual) Ethernet 10/100 M network via the controller compressor manufacturer’s technical as follows: support for such purposes.
  • Page 24 DK50 9x4VRT/M Click on the “LOGO! BM” function in the browser to display the current virtual status of the BM text display screen. Navigate through the screen using the cursor keys the same as on the real display Enter the password “LOGO” and click on the “LOG on”...

  • Page 25: Operation

    DK50 9x4VRT/M Note: 1. The values of time-based variables are Click on the button in the upper left corner. displayed in minutes. For instance, 12.000 minutes is displayed in address ten, which corresponds to 2.000 hours. 2. The values of analogue parameters...
  • Page 26 DK50 9x4VRT/M the dryer itself cools down and the internal pressure is balanced. The dryer begins cooling the heat exchanger. NORMAL OPERATION Wait 5 minutes, the period counts down on the display (16). Once the period is over, the Air pumps operate in automatic mode and are...
  • Page 27 DK50 9x4VRT/M The pressure sensor monitors the pressure in the air tank. The pressure is shown on the F1 - in alarm display mode, press to switch display. back to normal operating mode for 60 Check all air line connections and seconds.
  • Page 28 DK50 9x4VRT/M This permits browsing through different Low priority alarm conditions auxiliary screens. E.g. displays the number of overload faults for motors M1 to M9 (the motor  Expiry of defined maintenance/service circuit breaker disconnects the motor from the interval.
  • Page 29 DK50 9x4VRT/M The alarm clears when the temperature drops below the limit.  compressor supplies Compressor module ambient compressed air system as needed and temperature exceeds the limit. without restriction.  Low pressure alarm during compressor start-up. WARNING - high ambient temperature alarm.

  • Page 30: Compressor Shut-Down

    DK50 9x4VRT/M compressor supplies Alarm signals have priority over compressed air system as needed and maintenance interval signals. without restriction. As such, the light will indicate an alarm from any of the air pumps. Medium priority alarm conditions All error signals are connected to ...
  • Page 31 DK50 9x4VRT/M 62353, Annex together with Repair works beyond normal measurement methods. maintenance can be performed only by qualified personnel or he The equipment has been constructed and manufacturer’s customer service. produced to keep maintenance to a minimum. only spare...
  • Page 32 DK50 9x4VRT/M 18.1. Maintenance intervals Tab.3 once once once once a every Set of spare Time interval 2000 4000 6000 8000 10000 12000 16000 Chapter Performed by a day week parts year years Product function check 18.2 user Cleaning the compressor 18.8...
  • Page 33 DK50 9x4VRT/M Tab. 3 once once once once every Set of spare Time interval 2000 4000 6000 8000 10000 12000 16000 Chapter Performed by a day parts week year years Replacement of compressor 035300016-000 fans (6-8bar) Replacement of compressor 035300016-000...
  • Page 34 DK50 9x4VRT/M - contamination in the crankcase and 18.2. Functionality check play in the crankshaft  Replace any parts as needed.  Check air pump condition – the air pumps should be operating normally without excessive vibration or noise. 18.4.
  • Page 35 DK50 9x4VRT/M Inlet filter replacement:  Pull out the rubber plug by hand (2).  Remove the used filter (1).  Insert a new filter and replace the rubber plug. Pre-filter replacement:  Pull out the pre-filter by hand (3).
  • Page 36 DK50 9x4VRT/M Fig .20 18.8. Cleaning / replacing the compressor’s intake filters (*) (Fig. 21, Fig. 22)  In Point A, remove the foam, remove the 4 (*) - only applicable to enclosed products. screws (5), washers (6) and remove the Clean or replace the inlet filters at defined suction filter cover (7).
  • Page 37 DK50 9x4VRT/M Fig .21 Fig. 22 18.9. Compressor performance check 18.10. Check operation of check valves  Turn off the compressor using the STOP Compressed air circuit: Check for proper operation of the check button valves (3) in the pneumatic circuit by ...
  • Page 38 DK50 9x4VRT/M Air tank: 18.12. Checking the operation of temperature sensor switching Check for proper operation of the check valve (Fig.24) on the air tank by disconnecting the pressure This check is conducted using the LOGO!TDE hose from the valve.

  • Page 39: Troubleshooting And Remedying Problems

    DK50 9x4VRT/M TROUBLESHOOTING AND REMEDYING PROBLEMS 19. TROUBLESHOOTING COMMON PROBLEMS Caution! Disconnect the Pressure in the compressed air equipment from the mains before circuit can only increase because starting work! of an increase in flow resistance in the compressed air lines or as a result of a dryer malfunction (e.g.
  • Page 40 DK50 9x4VRT/M Tab.4 FAILURE POSSIBLE CAUSE REMEDY Problem with electrical power source Main breaker is off Check mains voltage Loose terminal in the electrical box - tighten Loss of power None of the compressor Check the main power connection - replace if damaged...

  • Page 41: Repair Service

    DK50 9x4VRT/M one another switch on enclosure cooling fans do not operate Defective temperature switch – replace (overheating) ED180 dryer See the dryer manual on the CD High compressed air Condensation dryer off Turn on the dryer, dew point drain condensate found in the air tank...

  • Page 42: Annex

    DK50 9x4VRT/M ANNEX 22. MAPPING PARAMETERS NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 42 - 10/2018...
  • Page 43 DK50 9x4VRT/M 10/2018 NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 43-...

  • Page 44: Installation Record

    DK50 9x4VRT/M 23. INSTALLATION RECORD 1. Product: (model) 2. Serial number: DK50 9x4VRT/M DK50 9x4VRTS/M 3.1. User’s name: 3.2. Address of installation: 4. Equipment connected to the compressor: 5. Installation / Commissioning: 6. Contents of operator training: A. Product completeness check ** Description of the product and functions** B.
  • Page 45 DK50 9x4VRT/M DK50-9x4VRT/M EKOM spol. s r.o., Priemyselná 5031/18 921 01 PIEŠŤANY, Slovak Republic tel.: +421 33 7967255, fax: +421 33 7967223 e-mail: ekom@ekom.sk, www.ekom.sk NP-DK50-9x4VRTM_ED-EN-2_10-2018 112000370-0001 NP-DK50-9x4VRTM_ED-EN-2_10-2018 - 45 - 06/2018...

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