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OMEGA COMPRESSORS NOBEL 45 DV Instruction & Maintenance Manual
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OMEGA COMPRESSORS NOBEL 45 DV Instruction & Maintenance Manual

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For us, it's not just business. It's personal.
NOBEL DV 45-55 & NOBEL 75 E DV
Instruction & Maintenance Manual
63 Morrow Road, Barrie, Ontario, Canada L4N 3V7 Phone: 1-800-668-8448 Fax: (705) 721-8646 www.omegacompressors.com

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Summary of Contents for OMEGA COMPRESSORS NOBEL 45 DV

  • Page 1 For us, it's not just business. It's personal. NOBEL DV 45-55 & NOBEL 75 E DV Instruction & Maintenance Manual 63 Morrow Road, Barrie, Ontario, Canada L4N 3V7 Phone: 1-800-668-8448 Fax: (705) 721-8646 www.omegacompressors.com...

  • Page 2: Table Of Contents

    GENERAL INFORMATION INDEX GENERAL INFORMATION ..........3 OVERALL DIMENSIONS ..........4 SAFETY INDICATIONS ............6 INSTALLATION ..............8 TECHNICAL FEATURES ..........12 START-UP AND OPERATION ........13 MAINTENANCE .............26 TROUBLE SHOOTING ..........31 WIRING DIAGRAM ............32 OUTFIT The following accessories are supplied with the compressor: • use and maintenance manual •...

  • Page 3: Overall Dimensions

    OVERALL DIMENSIONS 2 , 5 2 ” Ø 7 , 5 NOBEL DV 45-55_NOBEL 75 E DV CSA - Cod.197EE0696ML - Rev.0 02/2020...
  • Page 4 SAFETY REGULATIONS GENERAL WARNINGS • The rotating compressors are destined for arduous and continuous industrial use. They are particularly adapt for application in industries where a large consumption of air is requested for long periods of time. • The compressor must be used exclusively as indicated in this manual, which must be kept carefully in an easily accessible place known to everyone, as it must remain with the machine for its entire duration.
  • Page 5 SAFETY REGULATIONS TO DO: Make sure that mains voltage corresponds to the voltage indicated on CE plate and that cable of suitable cross-section are used for electric connections. Always check oil level before starting the compressor. Be familiar with emergency stop control and all other controls. Unplug the connector before any maintenance work, so to avoid accidental start.

  • Page 6: Installation

    INSTALLATION DESCRIPTION OF THE COMPRESSOR ON GROUND NOBEL DV 45-55 STORM 38 VS - Cod.197DD9910 - Rev.2 01/2016 NOBEL DV 45-55_NOBEL 75 E DV CSA - Cod.197EE0696ML - Rev.0 02/2020...
  • Page 7 INSTALLATION DESCRIPTION OF THE COMPRESSOR ON GROUND NOBEL 75 E DV NOBEL DV 45-55_NOBEL 75 E DV CSA - Cod.197EE0696ML - Rev.0 02/2020...
  • Page 8 INSTALLATION DESCRIPTION OF THE COMPRESSOR Electrical equipment 12) Control panel Front panel 13) Air intake outlet 14) Suction regulator Electrical fan 15) Screw compressor Oil filter 16) Inverter Oil separator filter 17) Thermostatic valve Minimum pressure valve 18) Condensate separator Oil separator tank 19) Safety valve Air filter 21) Emergency button...
  • Page 9 INSTALLATION UNPACKING AND HANDLING THE MACHINE When delivered, compressor top is protected by cardboard packing. Wear suitable protective gloves and then cut outer straps and then remove cardboard from the top. Check the (outer) good condition of the machine before moving the compressor. Visually check that no parts are damaged. Also ensure that all accessories are available.

  • Page 10: Technical Features

    TECHNICAL FEATURES Model NOBEL 45 DV NOBEL 55 DV NOBEL 75 E DV Technical features kW/HP 45 / 60 55 / 75 75 / 100 Working pressure bar g Air-end type FS260 FS260 FS260 Transmission type Gear Direct Direct Gear...

  • Page 11: Start-Up And Operation

    START-UP AND OPERATION 1 - CHECKS TO BE CARRIED OUT PRIOR TO START-UP N.B.: The customer is responsible for installing the machine and making the required electrical and air connections. Initial system start-up must be carried out by skilled personnel who will make the various checks required and follow the respective instructions.
  • Page 12 START-UP AND OPERATION WORKING CYCLE • At the end of the start-up cycle, the electric motor reaches the maximum working speed; for pressure under approx. 4 bar, the compressed air produced accumulates inside the tank (4), not being able to cross the minimum pressure valve, whose opening is calibrated to approx.
  • Page 13 START-UP AND OPERATION 2 - CONTROL PANEL The compressor is fitted with a “control panel” for setting up and monitoring machine operation. The operating parameters were entered by the Manufacturer during “testing”. The parameters were tested for several hours in the various operating conditions. The features offered by this electronic control system includes: •...
  • Page 14 START-UP AND OPERATION Stoppage procedure: - Press the STOP button (O) to activate the stoppage procedure. The load solenoid valve is deactivated and the no load cycle starts for the time set in the parameter “Stoppage time” (“NO LOAD ” and then “STATUS - OFF”...
  • Page 15 START-UP AND OPERATION Main Screen The main screen summarises the current status of the machine Air Cycle Status Summary Panel :Graphical representation of the motor without inverter 100% :Graphical representation of the motor with inverter (indicazione percentual di funzionamento) STATUS-OFF :(functioning percentage indication) 09.0BAR :Current Pressure...
  • Page 16 START-UP AND OPERATION Menus and Parameters The menus are structured as vertical drop-down menus; the title is on top and is followed by the list of parameters or sub-menus available. If the menu contains more items than the LCD display can show, two arrows (Up and Down) appear on the right to indicate more items are present.
  • Page 17 START-UP AND OPERATION ALARMS ON Back to Main screen emergency button pressed phase sequence error Displays the alarms on page (After 15 sec it automatically goes back to the main screen) WORKING HOURS Back to Main screen 00000=Line Hours 00000=Load Hours Displays the counters page for 00=No.
  • Page 18 START-UP AND OPERATION Password Certain menus are password protected. A password is requested if you try to access the reserved areas. Removal of menu protection persists until you go back to the main screen. ENTER PASSWORD Selects digit to 0000 change ENTER PASSWORD 0000...
  • Page 19 START-UP AND OPERATION Selects the desired Start-up setting: program Start-up on Programma 00 Program Enters the program Program selected Program Program Back to previous men Program Program 00 Program0 00:00 ..Start time Selects the parameter 00:00 ... Stop time to change 00.0BAR.
  • Page 20 START-UP AND OPERATION Press the RESET key to execute calibration of the pressure transducer (the Factory password is required) Output configuration: Sub-menu that allows you to associate the outputs CN4-8 and CN4-9 with a function, choosing from: “Pre-alarm”, “Control ON”, “Compressor ON”, “Motor running” and “Compress No Load/Loaded” Output Configuration Emergency pressed premuta CN4-8=...
  • Page 21 START-UP AND OPERATION Continuous: the dryer starts as soon as the compressor is switched on and will only stop when it is switched off. Alarms Delay: Defines the delay with which the dryer alarms are displayed. Alarm type: Defines the effects of the alarm on the compressor: Alarm: blocks the compressor.
  • Page 22 START-UP AND OPERATION Input configuration: Sub-menu allowing you to configure the logic of all the control unit inputs and associate a function of your choice to input CN2-1, among: “oil filter, “air filter” and “air pressure switch”. By setting the configuration equal to 1, the input logic will be denied.
  • Page 23 START-UP AND OPERATION Alarm! Air filter: When an air filter anomaly occurs, the alarm BLOCKS the compressor. Alarm! Oil separator filter: When an oil separator filter anomaly occurs, the alarm BLOCKS the compressor. Alarm! Inverter fault: When an inverter anomaly occurs, the alarm BLOCKS the compressor. To re-start the compressor, you need to reset the inverter.

  • Page 24: Maintenance

    MAINTENANCE • Correct maintenance is crucial to achieve maximum efficiency of your compressor, and to lengthen its operating life. • It is also important to comply with the maintenance intervals recommended, but it must be remembered that such intervals are suggested by the manufacturer in the event that the environmental conditions of use of the compressor are optimal (see “Installation”...
  • Page 25 MAINTENANCE DRAIN CONDENSATE (Fig. 6) NOBEL DV 45-55 The oil/air mixture cooling is set at a higher temperature with respect to the dew point of the air (under standard operating conditions of the compressor). However, the condensate in the oil cannot be fully removed. Blow off compressed air through cock B and then close it as soon as oil begins to flow out instead of water.
  • Page 26 MAINTENANCE REPLACING THE OIL FILTER (Fig. 8) NOBEL DV 45-55 With the compressor stopped, remove the front panel. This operation must be carried out with the tank not pressurised. Alarm signal. At each change replace also the oil filter E, unscrew the old filter and replace it.
  • Page 27 MAINTENANCE REPLACING THE MINIMUM VALVE (Fig. 10) NOBEL DV 45-55 Replace the seals highlighted with the letter G. NOBEL 75 E DV SUCTION VALVE REVISION (Fig. 11) Replace the gasket, rod guide, spring and plate, highlighted by letter H. THERMOSTATIC VALVE REVISION (Fig. 12) Replace the cylinder with the thermostatic element, highlighted by letter H.
  • Page 28 MAINTENANCE CLEAN AIR PREFILTER (Fig. 13) • Remove pre-filters A-B from their seat. • Wash with soapy water solution, dry them completely before restarting the machine. CONDENSATE DRAINAGE SOLENOID VALVE NOBEL DV 45-55 FILTER CLEANING (Fig.14) • Unscrew the filter and remove it from the compartment on tap B. • Clean with compressed air jet. •...

  • Page 29: Troubleshooting

    TROUBLESHOOTING Problem Cause Remedy Motor stopped (thermal relay Voltage too low. Check voltage, press Reset and then restart. operation signal) Overtemperature. Check motor absorption and relay setting. In case of regular absorption press Reset and restart. Oil consumption high Drainage faulty. Check oil drain hose and check valve.

  • Page 30: Wiring Diagram

    WIRING DIAGRAM AWG18 RED AWG18 WHITE 2 3 4 5 6 7 8 9 3 4 5 6 7 AWG3 BLACK RS485 (24) (575) (24) D2 (OPTIONAL) AWG18 BLUE (***) XR03 24Vac/dc RS232 RS485 morsettiera controllo control terminal board AWG22 (115) (575) 12 11 10 9 8 7 6 5 4...
  • Page 31 WIRING DIAGRAM AWG18 RED AWG1 BLACK 2 3 4 5 6 7 8 9 3 4 5 6 7 AWG10 BLACK AWG18 WHITE RS485 (24) (230) (230VA) (575) (24) D2 (OPTIONAL) AWG18 BLUE (***) XR03 24Vac/dc morsettiera RS232 RS485 controllo control terminal board AWG22...

This manual is also suitable for:

Nobel 55 dvNobel 75 e dv