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spiralAIR SPR 10 Instruction Book
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spiralAIR SPR 10 Instruction Book

Oil-free scroll compressors
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spiralAIR
Oil-free scroll compressors
SPR 10, SPR 15
Instruction book

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Summary of Contents for spiralAIR SPR 10

  • Page 1 Oil-free scroll compressors SPR 10, SPR 15 Instruction book...
  • Page 3 Oil-free scroll compressors SPR 10, SPR 15 From following serial No. onwards: API 770 000 Instruction book Original instructions Copyright notice Any unauthorized use or copying of the contents or any part thereof is prohibited. This applies in particular to trademarks, model denominations, part numbers and drawings.
  • Page 4 Instruction book Table of contents Safety precautions......................5 ........................... 5 AFETY ICONS ......................5 AFETY PRECAUTIONS GENERAL ................... 6 AFETY PRECAUTIONS DURING INSTALLATION ....................7 AFETY PRECAUTIONS DURING OPERATION ................8 AFETY PRECAUTIONS DURING MAINTENANCE OR REPAIR General description...................... 10 ........................10 ENERAL DESCRIPTION ..........................13 LOW DIAGRAM...
  • Page 5 Instruction book 3.12 ..........................40 ERVICE MENU 3.13 ..........................44 ETPOINT MENU 3.14 ........................46 VENT HISTORY MENU 3.15 ........................47 ENERAL SETTINGS MENU 3.16 ............................49 NFO MENU 3.17 ...........................49 EEK TIMER MENU 3.18 ............................. 57 EST MENU 3.19 ........................58 SER PASSWORD MENU 3.20 ..........................
  • Page 6 Instruction book Adjustments and servicing procedures..............82 ............................82 IR FILTER ............................ 82 IR COOLER ..........................82 RIVE MOTOR ..........................83 AFETY VALVE ....................83 ELT SET EXCHANGE AND TENSIONING ....................84 LEANING THE COMPRESSOR ELEMENT .....................85 EPLACEMENT OF THE OUTLET PIPE ........................86 RYER MAINTENANCE Problem solving......................88 Technical data.......................90 ......................90...
  • Page 7 Instruction book Safety precautions Safety icons Explanation Danger to life Warning Important note Safety precautions, general General precautions 1. The operator must employ safe working practices and observe all related work safety requirements and regulations. 2. If any of the following statements does not comply with the applicable legislation, the stricter of the two shall apply.
  • Page 8 Instruction book Safety precautions during installation All responsibility for any damage or injury resulting from neglecting these precautions, or non observance of the normal caution and care required for installation, operation, maintenance and repair, even if not expressly stated, will be disclaimed by the manufacturer.
  • Page 9 Instruction book 13. In multiple compressor systems, manual valves must be installed to isolate each compressor. Non-return valves (check valves) must not be relied upon for isolating pressure systems. 14. Never remove or tamper with the safety devices, guards or insulation fitted on the machine. Every pressure vessel or auxiliary installed outside the machine to contain air above atmospheric pressure must be protected by a pressure relieving device or devices as required.
  • Page 10 Instruction book • There are no leaks • All fasteners are tight • All electrical leads are secure and in good order • Safety valves and other pressure relief devices are not obstructed by dirt or paint • Air outlet valve and air net, i.e. pipes, couplings, manifolds, valves, hoses, etc. are in good repair, free of wear or abuse 9.
  • Page 11 Instruction book 10. Scrupulously observe cleanliness during maintenance and repair. Keep dirt away by covering the parts and exposed openings with a clean cloth, paper or tape. 11. Never weld or perform any operation involving heat near any oil system. Oil tanks must be completely purged, e.g.
  • Page 12 General description Introduction SPR 10 and SPR 15 are stationary, oil free compressors. The sound insulating canopy contains 2 electric motor driven compressor modules. The front door panel houses the controller with graphical display and the emergency stop button. An electric cabinet with the electric components is located behind the front panel.
  • Page 13 Instruction book SPR 10 T, rear view Compressor module Refrigerant dryer Compressed air outlet valve Compressor element operating principle Each compressor element consists of a fixed scroll shaped housing and a scroll shaped rotor. Air enters the compressor element through inlet opening (1). Once the air is drawn in, the orbiting scroll (4) seals the inlet opening and forces the air into a continuously decreasing space.
  • Page 14 Instruction book Compressor module The SPR 10 has two 3.7 kW modules, while the SPR 15 has two 5.5 kW modules. 3.7 kW compressor module 5.5 kW compressor module Air filter Compressor element air outlet Motor Safety valve Compressor element...
  • Page 15 Instruction book Flow diagram Text on image Compressor module 1 (10) 2920 7140 72...
  • Page 16 Instruction book Compressor module 2 (11) Drain Compressor module 3 (12) Mechanical link Compressor module 4 (13) Electrical signal To cubicle (14) Electric energy Refrigerant dryer (units with dryer) (15) Enclosure Water separator (units without dryer) (16) Local mounting Outlet (17) On control cabinet Ambient temperature sensor...
  • Page 17 • Monitoring components subject to service • Automatic restart after voltage failure For more details, please consult the sections on the controller further in this book. Electrical system Cubicle layout Electrical cabinet SPR 10 and SPR 15, typical K21, K22,... Contactor 1X0, 4X3,... Terminals Q21,Q22,...
  • Page 18 Instruction book Electric diagram • The electrical installation must correspond to the applicable codes. • The mains supply and earthing lines must be of suitable size. See section Electric cable size and fuses. • The installation must be earthed and protected by fuses in each phase. •...
  • Page 19 Instruction book 3.7 kW compressor module 5.5 kW compressor module When the compressor is stopped due to overheating, the compressor will not restart until the failure is acknowledged and the compressor is restarted manually. See also sections Shutdown warning and Shutdown. Air dryer Flow diagram 2920 7140 72...
  • Page 20 Instruction book Compressed air circuit Compressed air enters heat exchanger (1) and is cooled by the outgoing, cold, dried air. Water in the incoming air starts to condense. The air then flows through heat exchanger/evaporator (2) where the refrigerant evaporates, causing the air to be cooled further to close to the evaporating temperature of the refrigerant.
  • Page 21 Instruction book Controller General Control panel Introduction The controller has following functions: • Controlling the compressor • Protecting the compressor • Monitoring components subject to service • Automatic restart after voltage failure (made inactive) Automatic control of the compressor operation The controller maintains the net pressure between programmable limits by automatically starting and stopping one or more compressor modules.
  • Page 22 Instruction book Before remedying, consult the applicable safety precautions. Shutdown warning / shutdown If the compressor element temperature exceeds the factory set warning level, the compressor element will be stopped for a short time and a warning will appear on the controller display (1) and the general alarm LED (2) will light up.
  • Page 23 Instruction book Parts and functions Reference Designation Function Display Shows the compressor operating condition and a number of icons to navigate through the menu. Pictograph Automatic operation Pictograph General alarm Alarm LED Flashes in case of a shutdown, is lit in case of a warning condition.
  • Page 24 Instruction book Name Icon Description Machine control mode Local start / stop Remote start / stop Network control Automatic restart after voltage Automatic restart after voltage failure is active failure Week timer Week timer is active Active protection functions Emergency stop Shutdown Warning Service...
  • Page 25 Instruction book Name Icon Description Not valid Input icons Icon Description Pressure Temperature Digital input Special protection System icons Icon Description Compressor element (LP, HP, ...) Dryer Drain Filter Motor Failure expansion module Network problem General alarm 2920 7140 72...
  • Page 26 Instruction book Icon Description The compressor module is running and can be stopped The compressor module is stopped and is ready to start The compressor module is awaiting the minimum stop time to expire Menu icons Icon Description Inputs Outputs Alarms (Warnings, shutdowns) Counters Test...
  • Page 27 Instruction book Icon Description Info Navigation arrows Icon Description Down Main screen Control panel Scroll keys Enter key Escape key Function The Main screen is the screen that is shown automatically when the voltage is switched on and one of the keys is pushed. It is switched off automatically after a few minutes when no keys are pushed.
  • Page 28 Instruction book Two and four value lines screens This type of Main screen shows the value of 2 or 4 parameters (see section Inputs menu). Typical Main screen (2 value lines) Text on image Compressor Outlet Ambient Air Load, Shutdown, ... (text varies upon the compressors actual condition) Menu Typical Main screen (4 value lines), fixed speed compressors Text on image...
  • Page 29 Instruction book • Optional icons These icons are only shown if their corresponding function is activated (e.g. week timer, automatic restart after voltage failure , etc.) • Pop up icons These icons pop up if an abnormal condition occurs (warnings, shutdowns, service,...) To call up more information about the icons shown, select the icon concerned using the scroll keys and press the enter key.
  • Page 30 Instruction book When the Chart (Medium Resolution) is selected, the chart shows the variation of the selected input per hour. The screen shows the last 4 hours. When the Chart (Low Resolution) is selected, the chart shows the variation of the selected input per day.
  • Page 31 Instruction book Calling up menus Control panel Scroll keys Enter key Escape key Procedure When the voltage is switched on, the Main screen is switched on automatically: Typical Main screen (2 value lines) • To go to the Menu screen, select action button Menu (1) by means of the Scroll keys and press the Enter key.
  • Page 32 Instruction book Text on image Menu Regulation • The menu screen shows a number of icons. Each icon indicates a menu item. By default, the Regulation icon is selected. The status bar shows the name of the menu that corresponds with the selected icon. •...
  • Page 33 Instruction book Element 2 is shutdown due to repeatedly high element temperature warnings If this occurs: 1. Switch off the voltage and remedy the problem cause. 2. Switch on the voltage and reset the element manually by selecting the warning icon (or go to warning menu - elements) and press Reset: Warning element screen (element 2 is triggered) Text on image...
  • Page 34 Instruction book Counter screen where one element was reset manually Text on image Information Element Warnings Trigger level Element Problem Resets High Temperature Warnings Modify High ambient temperature If the ambient temperature is above the factory setting (40 °C - 104 °F), a warning is triggered and a warning icon (1) is shown on the main screen: Main screen with high ambient temperature warning Text on image...
  • Page 35 Instruction book Description of high ambient alarm in the protection menu Text on image General Shutd. Warn. Ambient air Shutdown High temperature warning Dew point temperature On compressors with integrated dryer, alarm LED (4) will be lit and the related alarm icon will be flashing if the dew poin temperature exceeds the warning level: Main screen with dew point exceeding the limit Text on image...
  • Page 36 Instruction book Shutdown Description The compressor will shut down in case of: • Too high ambient temperature • Motor overload • Outlet pressure sensor error High ambient temperature If the ambient temperature is above the factory set shutdown temperature (45 °C - 113 °F), the compressor will be stopped and a stop icon will be shown on the main screen of the controller: Main screen - shutdown by too high ambient temperature Text on image...
  • Page 37 Instruction book Procedure Starting from the Main screen, • Move the cursor to the action button Menu and press the Enter key. Following screen appears: Text on image Menu Regulation • Using the Scroll keys, move the cursor to the Inputs icon (see above, section Menu icon). •...
  • Page 38 Instruction book The first item in the list is highlighted. In this example, the Net Pressure is selected (chart icon). To change, press the Enter button again. A pop up window opens: Press Enter again to remove this input from the chart. Another confirmation pop up opens: Select Yes to remove or No to quit the current action.
  • Page 39 Instruction book Text on image Set As Main Chart Signal Outputs menu Menu icon, Outputs Function To call up information regarding the actual status of some outputs such as the condition of the Fan motor overload contact, the general warning contact, etc. Procedure Starting from the Main...
  • Page 40 Instruction book Text on image General General warning General shutdown Cabinet fan Fan motor • The screen shows a list of all outputs with their corresponding icons and readings. If an output is in warning or shutdown, the original icon is replaced by the warning or shutdown icon respectively.
  • Page 41 Instruction book Text on image Counters Fan starts Shutdowns element 2 Module hours Load relay The screen shows a list of all counters with their actual readings. 3.11 Control mode selection Function To select the control mode, i.e. whether the compressor is in local control, remote control or controlled via a local area network (LAN).
  • Page 42 Instruction book • There are 3 possibilities: • Local control (1) • Remote control (2) • LAN control (3) After selecting the required control mode, press the Enter key on the controller to confirm your selection. The new control mode selection is now visible on the main screen. 3.12 Service menu Menu icon, Service Function...
  • Page 43 Instruction book Procedure Starting from the Main screen, • Move the cursor to the action button Menu and press the Enter key. Following screen appears: Text on image Menu Regulation • Using the Scroll keys, move the cursor to the Service icon (see above, section Menu icon). •...
  • Page 44 Instruction book Overview Text on image Overview Real Time (hours) Running Hours Reset Example for service level (A): The figures at the left are the programmed service intervals. For Service interval A, the programmed number of running hours is 2500 hours (upper row) and the programmed number of real time hours is 8760 hours, which corresponds to one year (second row).
  • Page 45 Instruction book Text on image Service plan Real time hours Level Modify Running hours Modifying a service plan Dependant on the operating conditions, it can be necessary to modify the service intervals. To do so, use the Scroll keys to select the value to be modified. A screen similar to the one below appears: Press the Enter key.
  • Page 46 Instruction book Next Service Text on image Next service Running hours Level Actual In the example above, the A Service level is programmed at 500 running hours, of which 0 hours have passed. History The History screen shows a list of all service actions done in the past, sorted by date. The date at the top is the most recent service action.
  • Page 47 Instruction book Text on image Menu Regulation • Using the Scroll keys, move the cursor to the Setpoint icon (see above, section Menu icon) • Press the Enter key. Following screen appears: Text on image Regulation Pressure band 2 High Pressure band 1 High Pressure band 2 Low Pressure band 1 Low...
  • Page 48 Instruction book Text on image Regulation Stopping pressure • The upper and lower limit of the setting is shown in grey, the actual setting is shown in black. Use the ↑ or ↓ key of the Scroll keys to modify the settings as required and press the Enter key to accept.
  • Page 49 Instruction book Example of Event History screen • Scroll through the items to select the desired shutdown or emergency stop event. • Press the Enter key to find the date, time and other data reflecting the status of the compressor when that shutdown or emergency stop occurred. 3.15 General settings menu Menu icon, Settings Function...
  • Page 50 Instruction book This screen shows again a number of icons. By default, the User Password icon is selected. The status bar shows the description that corresponds with the selected icon. Each icon covers one or more items , such as •...
  • Page 51 Instruction book 3.16 Info menu Menu icon, Info Function Shows the SPIRALAIR internet address. Procedure Starting from the Main screen, • Move the cursor to the action button Menu and press the Enter key. Following screen appears: Text on image...
  • Page 52 Instruction book Important remark: You can select different timers on one day.(up to 8 actions). It is however not possible to program 2 actions at the same time. The solution: leave at least 1 minute in between 2 actions. Example: Start Compressor: 5.00 AM, Pressure Setpoint 2: 5.01 AM (or later). Procedure Starting from the Main...
  • Page 53 Instruction book Text on image Week Action Schemes Week Action Scheme 3 Week Action Scheme 1 Week Action Scheme 4 Week Action Scheme 2 • A weekly list is shown. Monday is automatically selected and highlighted in red. Press the Enter key on the controller to set an action for this day.
  • Page 54 Instruction book Text on image Monday Modify • A new popup window opens. Select an action from this list by using the Scroll keys on the controller. When ready press the Enter key to confirm. Text on image Monday Stop Actions Pressure Setpoint 1 Remove...
  • Page 55 Instruction book • A new pop up window opens. Use the ↑ or ↓ key of Scroll keys to modify the values of the hours. Use the ← or → Scroll keys to go to the minutes. Text on image Monday Save Time...
  • Page 56 Instruction book Text on image Monday Are you sure? Save Modify Press the Escape key to leave this window. • The action is shown below the day the action is planned. Text on image Week Action Scheme 1 Thursday Monday - Start Friday Tuesday Saturday...
  • Page 57 Instruction book Text on image Week Cycle Week 3 Week 1 Week 4 Week 2 Modify Press the Enter key twice to modify the first week. • A new window opens. Select the action, example: Week Action Scheme 1 Text on image Week Cycle Week Action Scheme 2 Week 1...
  • Page 58 Instruction book Text on image Week Timer Status Week Action Schemes Week Timer Inactive Week Cycle Remaining Running Time • A new window opens. Select Week 1 to set the Week Timer active. Text on image Week Timer Week Timer Inactive Week Week 1 •...
  • Page 59 Instruction book • This timer is used when the week timer is set and for certain reasons the compressor must continue working, for example, 1 hour, it can be set in this screen. This timer is prior to the Week Timer action. Text on image Week Timer Remaining Running Time...
  • Page 60 Instruction book • Move the cursor to the action button Menu and press the Enter key (2). Following screen appears: • Using the scroll keys, move the cursor to the test icon (see above) • Press the Enter key, following screen appears: Text on image Test Not allowed...
  • Page 61 Instruction book Text on image Menu Regulation • Using the Scroll keys, select the Settings icon (see section General settings menu). • Press the Enter key. Following screen appears: • Move the cursor to the Password icon (see above, section Menu icon) •...
  • Page 62 Instruction book Configuration of the network card (in Windows) • Go to My Network places (1). • Click on View Network connections (1). • Select the Local Area connection (1), which is connected to the controller. 2920 7140 72...
  • Page 63 Instruction book • Click with the right button and select properties (1). • Use the check box Internet Protocol (TCP/IP) (1) (see picture). To avoid conflicts, uncheck other properties if they are checked. After selecting TCP/IP, click on the Properties button (2) to change the settings.
  • Page 64 Instruction book • Click on the Connections tab (1) and then click on the LAN settings button (2). • In the Proxy server Group box, click on the Advanced button (1). 2920 7140 72...
  • Page 65 Instruction book • In the Exceptions Group box, enter the IP address of your controller. Multiple IP addresses can be given but they must be separated with semicolons (;). Example: Suppose that you already added two IP addresses (192.168.100.1 and 192.168.100.2).
  • Page 66 Instruction book • Open your browser and type the IP address of the controller you want to view in your browser (in this example http://192.168.100.100). The interface opens: Screen shot (typical) Navigation and options • The banner shows the compressor type and the language selector. In this example, three languages are available on the controller.
  • Page 67 Instruction book Counters Lists all current counter values from controller and compressor. Info status Machine status is always shown on the web interface. Digital inputs Lists all Digital inputs and their status. 2920 7140 72...
  • Page 68 Instruction book Digital outputs Lists all Digital outputs and their status. Special protections Lists all special protections of the compressor. Service plan Displays all levels of the service plan and their status. This screen shot underneath only shows the running hours. It is also possible to show the current status of the service interval. 2920 7140 72...
  • Page 69 Instruction book 3.21 Programmable settings Compressors without built-in refrigeration dryer Minimum Factory Maximum setting setting setting Starting pressure Starting pressure (8 bar compressors) bar(e) Starting pressure (8 bar compressors) psig 101.5 Starting pressure (10 bar compressors) bar(e) Starting pressure (10 bar compressors) psig 130.5 Minimum...
  • Page 70 Instruction book Compressors with built-in refrigeration dryer Minimum Factory Maximum setting setting setting Starting pressure Starting pressure (8 bar compressors) bar(e) Starting pressure (8 bar compressors) psig 98.6 113.1 Starting pressure (10 bar compressors) bar(e) Starting pressure (10 bar compressors) psig 127.6 142.1...
  • Page 71 Instruction book Terminology Term Explanation ARAVF Automatic Restart After Voltage Failure. See section General. Power recovery Is the period within which the voltage must be restored to have an automatic restart. Is time accessible if the automatic restart is activated. To activate the automatic restart function, consult your supplier.
  • Page 72 Dimension drawing The dimension drawings can be found on the DVD or the USB, supplied with the compressor. Model Dimension drawing number SPR 10, SPR 15 metric 9820 7475 00–01 SPR 10, SPR 15 imperial 9820 7475 00–02 Hereby a list of commonly used terms with their translation:...
  • Page 73 Instruction book Installation proposal Reference Description Minimum free area to be reserved for the compressor installation Ventilation proposals Procedure 1. Install the compressor on a level floor, suitable for taking the weight of the compressor in a frost free and preferably low dust location. 2.
  • Page 74 Instruction book L = length of the pipe in m P = absolute pressure at the compressor outlet in bar = Free air delivery of the compressor in l/s 4. Ventilation: The inlet grid(s) and ventilation fan should be installed in such a way that any recirculation of hot cooling air to the inlet gratings of the compressor/dryer is avoided.
  • Page 75 Instruction book Supply cable Consult section Electric cable size and fuses for the section of the power supply cable. Connect the supply cable to terminals L1, L2 and L3 of terminal strip (1X0), connect the neutral conductor to terminal (N) (if applicable) and the earthing conductor to the earthing bolt (1X3). Pictographs Pictographs Pictographs...
  • Page 76 Instruction book Reference Designation Warning: before connecting compressor electrically, consult Instruction book for motor rotation direction Consult the specific instructions before greasing Manual condensate drain Torques for steel (Fe) or brass (CuZn) bolts Switch off the voltage and depressurize the compressor before maintenance or repair Warning: voltage Warning: hot surface Rotation direction of fan...
  • Page 77 Instruction book Operating instructions Initial start-up Safety The operator must apply all relevant Safety precautions. Initial start-up procedure 1. Remove the red painted transport brackets (2). 2. Check the settings of the overload relays. See section Electric cable size and fuses.
  • Page 78 Instruction book 1. Open the air outlet valve. See section Introduction for its location. 2. Switch on the voltage. 3. Close all manual condensate drain valves. 4. Press the start button (1). The compressor starts running and automatic operation LED lights up.
  • Page 79 Instruction book Stopping Procedure 1. Press the stop button (2). 2. Close the air outlet valve. See section Introduction. 3. Switch off the voltage. 4. Open the manual condensate drain valve. Taking out of operation Procedure 1. Stop the compressor and close the air outlet valve. 2.
  • Page 80 Instruction book Maintenance Preventive maintenance schedule Warning Before carrying out any maintenance, repair work or adjustments, proceed as follows: • Stop the compressor. • Switch off the voltage and open the isolating switch. • Press the emergency stop button (S3). •...
  • Page 81 Instruction book Period Running Service Plan Operation (note 1) hours (note Every 3 • Check the pressure drop over the (optional) filters . months • Inspect the air inlet filters: check for cleanness and (note 2) damage. Replace a dirty or damaged filter with a new one.
  • Page 82 Instruction book Period Running Service Plan Operation (note 1) hours (note Every 4 10000 8 bar and 116 psi compressors: years • Replace the element outlet pipe and the plastic insert. See section Outlet pipe replacement (3.7 kW elements only). Note: from S/N API 772 000 onwards, a new type of 3.7 kW compressor element is used.
  • Page 83 Instruction book Electronic components are subject to the EU Directive 2012/19/EC for Waste Electrical and Electronic Equipment (WEEE). As such, these parts must not be disposed of at a municipal waste collection point. Refer to local regulations for directions on how to dispose of this product in an environmental friendly manner.
  • Page 84 Instruction book Adjustments and servicing procedures Air filter Procedure 3.7 kW compressor module 5.5 kW compressor module 1. Stop the compressor, close the air outlet valve and switch off the voltage. 2. Remove the filter cover (1) and the filter element. Discard damaged or clogged elements. Clean the cover.
  • Page 85 Instruction book Safety valve 3.7 kW compressor module 5.5 kW compressor module Operating Operate the safety valve (5) by unscrewing the knurled cap one or two turns. Retighten the cap. Testing The valve can be tested on a separate compressed air line. If the safety valve does not open at the specified pressure, it must be replaced.
  • Page 86 Instruction book Procedure 1. Loosen motor hold-down bolts (3). 2. Loosen the belt tension by screwing bolts (4) equally and take off the belts (1). 3. Install new belts. 4. Tension the belts by screwing bolts (4) equally. The tension is correct if the deflection is between 5 mm and 7 mm when exerting a force of 25 N on the belt midway between the pulleys.
  • Page 87 (only applicable to SPR 10) From S/N API 772 000 onwards, a new type of 3.7 kW compressor element is used on the SPR 10. This new element does no longer have a plastic insert in the outlet pipe and replacement is no longer required.
  • Page 88 Instruction book Replacement procedure 1. Stop the compressor, depressurize and switch off the voltage. 2. Loosen coupling (3) while immobilizing nipple (2) with a wrench. 3. Remove the outlet pipe together with the nipple. 4. Fit the elbow and the nipple to the new outlet pipe and tighten. Use only PTFE tape. 5.
  • Page 89 Instruction book • Contact of liquid refrigerant with the skin can cause freezing. Wear special gloves. If contacted with the skin, the skin should be rinsed with water. On no account may clothing be removed. • Fluid refrigerant can also cause freezing of the eyes. Wear safety glasses. •...
  • Page 90 Instruction book Problem solving Before carrying out any maintenance or repair, perform following steps: • Stop the compressor and switch off the voltage. • Open and lock the isolating switch to prevent an accidental start. • Isolate the compressor by closing the outlet valve. •...
  • Page 91 Instruction book Condition Fault Remedy Condenser pressure Fan control switch out of order Have switch replaced too high or too low Condenser fan motor out of order Have fan motor inspected Ambient temperature too high Improve ventilation of compressor room, see section Installation proposal Condenser externally clogged...
  • Page 92 • Cable length should not exceed the maximum length according to IEC 60204 table 10. Currents and fuses Compressor type Q21/Q2 fuse (1) fuse (2) SPR 10 50 Hz 230 V 28 A 32 A 31 A 35 A 15.0 A...
  • Page 93 Instruction book (1): maximum current in the supply lines at maximum load and nominal voltage for compressors without integrated dryer. Max fuse (1): maximum fuse size in case of compressors without integrated dryer. (2): maximum current in the supply lines at maximum load and nominal voltage for compressors with integrated dryer.
  • Page 94 Instruction book Ambient temperature Cable section 30 °C 40 °C 45 °C 50 °C 55 °C 6 mm² < 34 A < 30 A < 27 A < 24 A < 21 A 10 mm² < 46 A < 40 A <...
  • Page 95 Instruction book Ambient temperature Cable section 30 °C 40 °C 45 °C 50 °C 55 °C 50 mm² < 167 A < 145 A < 132 A < 119 A < 102 A 70 mm² < 216 A < 188 A <...
  • Page 96 Instruction book Maximum allowed current in function of the wire size (NFPA70 table 310.16) AWG or kcmil Maximum current 20 A 25 A 50 A 65 A 85 A 100 A 115 A 130 A Correction factors Ambient temperature Correction factor 21-25 °C (70-77 °F) 1.05 26-30 °C (78-86 °F)
  • Page 97 All data specified below apply under reference conditions, see section Reference conditions and limitations. 8 bar compressors, 50 Hz Compressor type SPR 10 SPR 15 Maximum working pressure (compressors without integrated bar(e) dryer) Maximum working pressure (compressors without integrated psi(g)
  • Page 98 Instruction book Compressor type SPR 10 SPR 15 Maximum working pressure (compressors with integrated dryer) bar(e) 7.75 7.75 Maximum working pressure (compressors with integrated dryer) psi(g) Reference working pressure (compressors without integrated bar(e) dryer) Reference working pressure (compressors without integrated psi(g) 101.5...
  • Page 99 Instruction book Compressor type SPR 10 SPR 15 Air temperature at outlet valve (compressors with integrated °F dryer) Motor shaft speed 2900 2900 Nominal motor power 2 x 3.7 2 x 5.5 Nominal motor power 2 x 5 2 x 7.5...
  • Page 100 Instruction book 145 psi compressors, 60 Hz Compressor type SPR 10 SPR 15 Maximum working pressure (compressors without integrated bar(e) dryer) Maximum working pressure (compressors without integrated psi(g) dryer) Maximum working pressure (compressors with integrated dryer) bar(e) 9.75 9.75 Maximum working pressure (compressors with integrated dryer)
  • Page 101 Instruction book Guidelines for inspection Guidelines On the Declaration of Conformity / Declaration by the Manufacturer, the harmonised and/or other standards that have been used for the design are shown and/or referred to. The Declaration of Conformity / Declaration by the Manufacturer is part of the documentation that is supplied with this compressor.
  • Page 102 Instruction book PED (Pressure Equipment Directive) Components subject to Pressure Equipment Directive 97/23/EC (until 20/07/2016) or 2014/68/EU (from 20/07/2016 onwards) Components subject to 97/23/EC / 2014/68/EU Pressure Equipment Directive greater than or equal to category II: Part number Description Medium Pressure 0830 1009 17 Safety valve...
  • Page 103 Instruction book Declaration of conformity Typical example of a Declaration of Conformity document (1): Contact address: International Compressor Distribution NV Boomsesteenweg 957 B-2610 Wilrijk (Antwerp) Belgium (2): Applicable directives (3): Standards used On the Declaration of Conformity / Declaration by the Manufacturer, the harmonized and/or other standards that have been used for the design are shown and/or referred to.
  • Page 106 www.oilfreecompressors.eu...

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