Oilon RP-130 M Operation And Maintenance Manual
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Oilon RP-130 M Operation And Maintenance Manual

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Summary of Contents for Oilon RP-130 M

  • Page 2: Table Of Contents

    Table of contents 1. General 1. General 1.1. Forewords..........................5 1.2. Conventions in this Manual ..................... 5 1.3. Type labelling on Oilon burners ....................6 1.4. General information........................7 1.5. Inspecting boiler room ......................8 2. Burner operation 2. Burner operation 2.1.
  • Page 3 5. Maintenance 5. Maintenance 5.1. Burner maintenance....................... 49 5.2. Dismounting the Combustion Head ..................50 5.3. Oil Filter ..........................51 5.4. Changing the burner motor....................52 5.5. Nozzle Valve RPL-1....................... 54 5.6. Adjusting cam......................... 56 5.7. The Oil regulator ........................58 5.8.
  • Page 4 4 (77) RPMARINES 30820641GB...

  • Page 5: General

    Forewords Forewords Thank you for using Oilon-products. We hope you are content with the product and our service. This manual is intented to guide operation and maintenace of the product. We pursue to improve our products and services. Therefore we readily accept feedback about on our operation and maintenance manuals.

  • Page 6: Type Labelling On Oilon Burners

    1. General 1.3. 1.3. Type labelling on Oilon burners Type labelling on Oilon burners 1.3.1 1.3.1 Example of type labelling Example of type labelling GRP-150 M-II Label element 1: Fuel Light fuel oil Heavy fuel oil Gas + light fuel oil...

  • Page 7: General Information

    1. General 1.4. 1.4. General information General information 1.4.1 1.4.1 Burner features and general information Burner features and general information BURNER CONTROL BURNER APPLICATIONS Most heating appliances such as hot water boilers, steam boilers, air heaters and thermo fluid boilers APPLICABLE FUEL The burners are suitable for use on heavy fuel oil, with a viscosity of max.

  • Page 8: Inspecting Boiler Room

    1. General COMBUSTION AIR FAN The fan provides the air needed in the combustion. It is dimensioned to provide a sufficiently high and even air pressure for efficient combustion in modern combustion chamber. REQUIRED COMBUSTION AIR QUANTITY 15 m³ of combustion air for each burnt kilo of SERVOMOTOR AND COMPOUND Controls the burner capacity and the air/fuel REGULATOR...
  • Page 9 1. General Make sure the burner room combustion air gap (air in-let hole) is open. Make sure the shut-off valves on pressure gauges are shut. Make sure tightness of the pipeworks, safety appliances of the boiler system, pipeworks, and the burner are checked regularly according to rules and regulations of public authorities.

  • Page 10: Burner Operation

    2. Burner operation 2. 2. Burner operation Burner operation 2.1. 2.1. Burner operation modulating ( M ) burners Burner operation modulating ( M ) burners 2.1.1 2.1.1 Combustion air Combustion air Burner device has been provided with a fan that is tailored to produce high and steady air pressure, that is required to get a flawless ignition and good combustion in a modern combustion chamber.
  • Page 11 2. Burner operation The oil quantity to be burnt (= burner capacity) is regulated by means of the oil regulator by throttling the oil return flow. At partial load the oil regulator is open and at full load closed. To get a sufficient viscosity for the fuel atomizing the oil temperature is raised with a preheater device.

  • Page 12: Oil Circulation In The Burner

    2. Burner operation 14. Solenoid valve, NC (normal closed) + throttle plug diam. 1,5 mm 15. Solenoid valve, NO (normal open) 16. Oil regulator 17. Pressure switch 18. Nozzle valve 19. servo motor 20. Non-return valve 21. De-aerator 22. Drilled-ball valve (normal position closed) 23.
  • Page 13 2. Burner operation EL.TR EL.TR EL.TR EL.TR EL.TR EL.TR B-526A_1 Purging period EL.TR EL.TR EL.TR EL.TR EL.TR EL.TR B-526A_1 Atomizing period Components marked with a star symbol may be included or excluded according to class and customer requirements RPMARINES 30820641GB 13 (77)

  • Page 14: Sequence Program, Fuel Oil

    2. Burner operation 2.3. 2.3. Sequence program, fuel oil Sequence program, fuel oil 2.3.1 2.3.1 Time Sequence Diagram LAL.2.25 Time Sequence Diagram LAL.2.25 LAL2.25 2,5s 22.5s ON/OFF LAL2.25 p_103154.1 Required input signals to Control signals Permissible input signals to control unit control unit 14 (77) RPMARINES 30820641GB...
  • Page 15 2. Burner operation 2.3.2 2.3.2 Time sequence diagram legend Time sequence diagram legend Control loop Differential air pressure switch Oil pump Main solenoid valve, NC Ignition transformer Control circuit solenoid valves, NC and NO Capacity controller Air dampers Adjustable cam disc, air Servomotor Oil regulator Nozzle valve...

  • Page 16: Automated Functions In A Modulating Burner, Oil Fuel

    2. Burner operation 2.4. 2.4. Automated functions in a modulating burner, oil fuel Automated functions in a modulating burner, oil fuel 2.4.1 2.4.1 Sequence point 1. Prerequisites for start-up Sequence point 1. Prerequisites for start-up Failures and interlocks are reset Limit switch on burner flange is closed Control unit is reset (lockout indicator at symbol ◄) Control switch in position 2, 3, 4 or 5 (A) *M*...
  • Page 17 2. Burner operation 2.4.6 2.4.6 Sequence point 5. Lockout indicator of the control unit is at symbol P Sequence point 5. Lockout indicator of the control unit is at symbol P Differential air pressure switch has to have changed its contact over to position C/NO. Sequence point 6.
  • Page 18 2. Burner operation Burner operates thus supervised by control unit and controlled by capacity controller according to set controller parameters and functions (see documentation of controller) Burner shuts down when the load is small and the process value exceeds the burner switch-off level set on the controller or controlled by the boiler thermostat/ pressurestat.

  • Page 19: Control Program Of The Sequence Switch

    2. Burner operation 2.5. 2.5. Control Program of the Sequence Switch Control Program of the Sequence Switch 2.5.1 2.5.1 Control program diagram Control program diagram t1 t1 t6 t6 4 4 12 t4 t4 t7 t7 t3 t3 t3" t3" t5 t5 VIII t2 t2...

  • Page 20: Control Program Under Fault Conditions And Lockout Indication

    2. Burner operation Interval between beginning of t2 and release of voltage at terminal Interval between end of t4 and release of voltage at terminal 20 Post-purge time Interval between start-up command and release of voltage at terminal 7 Duration of start-up (without t11 and t12) 47,5 Running time for air dampers to OPEN position (air dampers optional...
  • Page 21 2. Burner operation 2.6.2 2.6.2 Fault indications on a modulating burner Fault indications on a modulating burner SYMBOL FAULT CAUSE Note ◄ Lockout the CLOSE signal has not been delivered to terminal 8 from air damper servomotor or contact have not been closed between terminals 12 and 4 or 4 and 5.
  • Page 22 2. Burner operation Lockout Flame signal has not Every flame signal been received during failure after safety safety time. time sequence leads to a lockout Lockout Return line pressure Pressure switch is switch (max) optional component. triggering stops fuel May not be included injection.

  • Page 23: Additional Heating

    2. Burner operation 2.6.4 2.6.4 Control unit LAL 2.25 Control unit LAL 2.25 1. Reset button 2. Program indicator 3. Fuses Control unit is a safety device. It is NOT allowed to open nor make altera- tions or adjustments to it. The control unit must be completely separated from supply voltage before carrying out any procedures to it.
  • Page 24 2. Burner operation If the oil viscosity is too high : ignition does not happen or it is difficult the oil pump and sealing components are overstressed which may lead to premature degrading. 2.7.2 2.7.2 Heating cartridges on pumps Heating cartridges on pumps Pump Suntec 2.7.3 2.7.3...
  • Page 25 2. Burner operation 2.7.4 2.7.4 Heating cartridges on nozzle valve Heating cartridges on nozzle valve Press the cartridge in to the opening. Top view of the nozzle valve 2.7.5 2.7.5 Heating the pipes and hoses with heating cables Heating the pipes and hoses with heating cables The heating cables must run in direct contact with the pipe surface.
  • Page 26 2. Burner operation 2.7.6 2.7.6 Technical data Technical data Heating cartridge capacity 40 W/230 V Heating cartridge dimensions 10 x 50 mm Heating cartridge electric cable 2500 mm Heating cable Self adjusting - capasity decreases as the pipe temperature rises. Heating cable capacity 230 V 45 W/m in +10 C°...

  • Page 27: Installing The Burner

    3. Installing the burner 3. 3. Installing the burner Installing the burner 3.1. 3.1. Burner Installation Burner Installation 3.1.1 3.1.1 Mounting dimensions Mounting dimensions 60 ° 1. Gasket 2. Mounting plate 3. Ceramic wool or similar 4. Refractory Burner Dimensions in mm RP130 RP140 RP150...

  • Page 28: Burner Hinges

    3. Installing the burner Remove the transportation bracket after the burner is attached to the boiler Make sure there is enough free space on the side to allow the burner to swing fully open The burner must be installed firmly. Vibrations may damage burner or its components.

  • Page 29: Examplery Oil Supply Diagram

    3. Installing the burner 3.3. 3.3. Examplery Oil supply diagram Examplery Oil supply diagram 3.3.1 3.3.1 Oil supply diagram Oil supply diagram B-552E_1 25 - double closing valve (accessory) A - Oil from tank B - Return line to tank C - Oil from pumping unit D - Pressure regulating valve The oil throughput from the pumping unit must be at least 1,2 x quantity of oil to be burned...

  • Page 30: Installing Hoses

    3. Installing the burner 3.4. 3.4. Installing hoses Installing hoses 3.4.1 3.4.1 Avoid torsion stress on hoses Avoid torsion stress on hoses Leave neutral hose ends long enough Use rigid pipe pends when necessary 3.4.2 3.4.2 Minimum bend radius Minimum bend radius Hose diameter Minimum bend radius ( r ) Ø...

  • Page 31: Aerator And Oil Filter

    3. Installing the burner 3.5. 3.5. De-aerator and oil filter De-aerator and oil filter B-440J A = Oil from tank B = Oil to tank Connection for oil line from filter to de-aerator is marked with ONE line ( I ) Connect for oil line from de-aerator to tank is marked with TWO lines ( II ) The accumulated gas must be able to vent from the deaerator.

  • Page 32: Electric Connections

    3. Installing the burner 3.6. 3.6. Electric connections Electric connections 3.6.1 3.6.1 Connections Connections The burner must be connected according to the electrical diagrams delivered together with the burner. General and local standards and regulations as well as requirements of electrical equipment on electrical connections must be adhered to.

  • Page 33: First Start-Up And Adjusting

    4. First start-up and adjusting 4. 4. First start-up and adjusting First start-up and adjusting 4.1. 4.1. First start-up and adjusting First start-up and adjusting Keep the boiler doors closed during ignition and operation. 4.1.1 4.1.1 Prepatory to first start up Prepatory to first start up Check the boiler and it's components are in proper working order Check the pipings are installed correctly and the joints are tight and have no leaks...

  • Page 34: Nozzle Capacity Charts

    4. First start-up and adjusting 15. Use an oil flow meter to check minimum capacity. ( Minimum capacity preadjusted at the factory ) 16. increase capacity step-by-step by adjusting the screws. 17. Use a gas analyzer to adjust optimum values for the combustion. 18.
  • Page 35 4. First start-up and adjusting W1-250 W1-650 W1-600 W1-225 W1-550 W1-200 W1-180 W1-500 W1-160 W1-450 W1-140 W1-400 W1-125 W1-360 W1-112 W1-330 W1-100 W1-90 W1-300 W1-80 W1-275 W1-70 4.2.2 4.2.2 Nozzle capacity charts Fluidics 12 W2 Nozzle capacity charts Fluidics 12 W2 Charts applicable when atomizing viscosity15 mm²/s (cSt) RPMARINES 30820641GB 35 (77)
  • Page 36 4. First start-up and adjusting W 2 NOZZL E CA PAC ITY W 2 NOZZL E CA PAC ITY W2-275 W2-700 W2-250 W2-650 W2-225 W2-600 W2-200 W2-550 W2-180 W2-500 W2-160 W2-450 W2-145 W2-130 W2-400 W2-115 W2-360 W2-100 W2-330 W2-90 W2-300 W2-80 ATOM IZING PRESSURE bar FOR EXAMPLE...

  • Page 37: Adjusting Combustion Air

    4. First start-up and adjusting 4.3. 4.3. Adjusting combustion air Adjusting combustion air 4.3.1 4.3.1 Servomotor SQM 50. cam switches Servomotor SQM 50. cam switches The diagram shows the basic positions of the cam discs. Cam switches (limit switches) are set at the factory during testing as follows: burner shutdown ignition load load, when changing over from ignition load to partial load...
  • Page 38 4. First start-up and adjusting A - adjusting key (under cover) B - release lever C - adjusted at the factory, DO NOT RELEASE THE SWITCH! D - scale indicates only the turning angle of servomotor shaft With the release lever B the cam shaft can be disengaged. This makes it possible to turn the cam discs manually.

  • Page 39: Adjusting Pressure Drop In Combustion Head

    4. First start-up and adjusting 4.4. 4.4. Adjusting pressure drop in combustion head Adjusting pressure drop in combustion head 4.4.1 4.4.1 Combustion head components Combustion head components A-492V 1. Flame tube 2. Adjustment ring 3. Diffuser disc 4. Combustion head extension 5.

  • Page 40: Setting The Burner Head

    4. First start-up and adjusting with gas 2 mbar with heavy fuel oil 4 mbar with light fuel oil 3 mbar 4.4.3 4.4.3 Note! Note! If the position of the adjustment ring has to be altered in relation to the diffuser disc, the air velocity and quantity in the combustion head will change.
  • Page 41 4. First start-up and adjusting 4.5.2 4.5.2 Ignition electrodes drawing Ignition electrodes drawing A-459Z 17 mm 3,5 mm 6 mm 8 mm 12 mm 4 mm RPMARINES 30820641GB 41 (77)

  • Page 42: Adjusting Oil Pump

    4. First start-up and adjusting 4.6. 4.6. Adjusting oil pump Adjusting oil pump 4.6.1 4.6.1 Oil pump connections Oil pump connections A-212Z 1. Suction line connection 2. Oil to nozzle 3. Return line connection 4. Pressure adjustment 5. Protective cap 6.
  • Page 43 4. First start-up and adjusting Min. oil inlet pressure to burner 2.5 bar or higher depending on oil temperature at the pump. See illustration. In-let oil temperature range: Heavy fuel oil 60 - 100 C° Pump operating pressure (=atomizing 25 - 30 bar pressure) for heavy fuel oil Pump operating pressure (=atomizing 20 - 25 bar...

  • Page 44: Burning Light Fuel Oil

    4. First start-up and adjusting 4.6.4 4.6.4 Pump pressure adjustment Pump pressure adjustment Use the pressure adjustment screw. Turn the screw clockwise to increase the pressure. Install a pressure gauge/valve -assembly if necessary. 4.6.5 4.6.5 Venting the oil pump Venting the oil pump 1.

  • Page 45: Preheater

    4. First start-up and adjusting 4.8. 4.8. Preheater Preheater 4.8.1 4.8.1 Preheater components Preheater components B-348M 100 C 200 C 1. Heater 2. Temperature sensor of limit thermostat 3. Controller sensor 4. Temperature controller 5. Limit thermostat Limit set point - Low 7.

  • Page 46: Temperature Controller For Preheater

    4. First start-up and adjusting 4.9. 4.9. Temperature Controller for Preheater Temperature Controller for Preheater 4.9.1 4.9.1 CAL 8000 CAL 8000 CAL 8000 p_101739.10 Removable top fascia of potentiometers (manual reset and low limit). Remove sliding the fascia parallel with the display panel. Manual reset potentiometer for correction of deviation.

  • Page 47: Preheater Limit Thermostat Settings

    Set value ± 2°C 2 - 6 °C above set value more than 6 °C above set value It is possible to modulate the temperature controller for 110 V voltage. Contact Oilon technical support for further assistance. 4.10. 4.10. Preheater limit thermostat settings Preheater limit thermostat settings 4.10.1...

  • Page 48: Compound Regulator

    4. First start-up and adjusting 4.11. 4.11. Compound regulator Compound regulator The oil quantity to be burned is determined by nozzle size and oil pump pressure. The oil regulator controlled by the servomotor regulates the return oil flow according to the capacity demand.

  • Page 49: Maintenance

    5. Maintenance 5. 5. Maintenance Maintenance 5.1. 5.1. Burner maintenance Burner maintenance Cut off electric current from the burner and close manual shut-off valves always before any maintenance work. Cutting power is adequate when just inspecting the device. 5.1.1 5.1.1 To maintain flawless operation it is recommended to do the following at least once a year: To maintain flawless operation it is recommended to do the following at least once a year: 1.

  • Page 50: Dismounting The Combustion Head

    5. Maintenance 5.2. 5.2. Dismounting the Combustion Head Dismounting the Combustion Head 5.2.1 5.2.1 Components Components Unscrew fixing screws of the combustion head and withdraw the combustion head. The combustion head extension is fixed with rivets to the combustion head guide. Reassemble in reverse order B-389P 1.

  • Page 51: Oil Filter

    5. Maintenance 5.3. 5.3. Oil Filter Oil Filter 5.3.1 5.3.1 Oil Filter components Oil Filter components Mantle Cover O-ring Gasket Hexagon head plug Hexagonal screw Gasket Spring Filter element Washer O-ring Label A-525G Plug A - Oil to filter B - Oil to burner 5.3.2 5.3.2 Note!!

  • Page 52: Changing The Burner Motor

    5. Maintenance 5.4. 5.4. Changing the burner motor Changing the burner motor Switch off the electric power from the burner and ensure the motor is not under voltage. Remove motor fuses if necessary. 5.4.1 5.4.1 Components Components 1-2 mm A-429L 1.
  • Page 53 5. Maintenance Unscrew the fixing screw of the fan wheel. Remove intermediate bushing and coupling head. Withdraw the fan wheel from the motor shaft using an extractor. Loosen the wedge and the base bushing. 5.4.3 5.4.3 Mounting the fan wheel Mounting the fan wheel Place the base bushing.

  • Page 54: Nozzle Valve Rpl-1

    5. Maintenance 5.5. 5.5. Nozzle Valve RPL-1 Nozzle Valve RPL-1 5.5.1 5.5.1 RPL-1 Components RPL-1 Components B-384E 1. Body 2. Break spring 3. Rear cover 4. Hexagonal socket screw 5. O-ring for cover 18,72 x 2,62 Viton 6. O-ring for piston 12 x 2 Viton 7.
  • Page 55 5. Maintenance 5.5.2 5.5.2 RPL-1 Operation principle RPL-1 Operation principle The opening of the nozzle valve is controlled by solenoid valves and oil pressure. The force of the oil pressure on the piston must exceed the force of the spring. The pressure of the spring closes the nozzle valve, when the oil pressure stops having effect on the nozzle valve.

  • Page 56: Adjusting Cam

    5. Maintenance 5.6. 5.6. Adjusting cam Adjusting cam 5.6.1 5.6.1 Adjusting cam components Adjusting cam components B-391U 1. Adjusting cam body 2. Adjusting guide 3. Adjusting screw 4. Cup spring 5. Spring band 6. Locking screw of spring band 7. Spring band guide 8.
  • Page 57 5. Maintenance 5.6.3 5.6.3 Adjusting the spring band Adjusting the spring band 1. Loosen the locking screws (10) max. ¼ of a turn 2. Adjust the spring band by turning the adjusting screws (3) 3. Retighten the locking screws (10) The edges of the spring band are sharp.

  • Page 58: The Oil Regulator

    5. Maintenance 5.7. 5.7. The Oil regulator The Oil regulator 5.7.1 5.7.1 Oil regulator components Oil regulator components B-393U 1. Body 2. Dosing shaft 3. Dosing nozzle 4. O-ring 9,3 x 2,4 Viton 5. Fitting 6. Compression spring 7. Thrust washer 8.

  • Page 59: Disassembling And Assembling And The Oil Regulator

    5. Maintenance 5.7.2 5.7.2 Oil regulator function Oil regulator function When the in indicator for swing angel is in position 0º, the dosing shaft is in open position. The return flow is at maximum and the return pressure at minimum. When the in indicator for swing angel is in position approx.
  • Page 60 5. Maintenance 3. Remove the locking pin and detach the 4. Release the servomotor shaft by pressing swivels/adjusting rod from the adjusting lever. the release switch. Turn the adjusting lever so that your able to loosen the shaft locking screws. 5.
  • Page 61 5. Maintenance 7. Pull out the adjusting lever (A). Detach the 8. Open pipe nipples and detach the oil pipes adjustable cam disc (B). Notice the wedge on from the oil regulator. the shaft. 9. Dismount the valve from burner by detaching the mounting plate from the body.
  • Page 62 5. Maintenance Uncover the components in numbered order Be careful not to damage the brass coating on the dozing nozzle. Regulator groove is marked on the shaft. 5.8.3 5.8.3 Assembling Assembling Maintain tidiness during assembling. Use lubrication oil on components. 1.

  • Page 63: Trouble Shooting

    5. Maintenance 5.9. 5.9. Trouble shooting Trouble shooting 5.9.1 5.9.1 Basic checks Basic checks In the event of fault conditions the basic requirements for correct operation must be first examined: 1. Check the electric supply (control and supply voltages). 2. Check the fuse on the control unit by pressing the control unit reset button. If the fuse is intackt this should cause a fault condition lockup.
  • Page 64 5. Maintenance 5.9.2 5.9.2 Start failure Start failure CONDITON POSSIBLE CAUSE ACTION Control loop closed, signal Faulty control unit Change the control unit lamp for start limit is on, burner or the start-up program of the control unit does not start. The lockout indicator remains at symbol Control loop closed, burner The control unit (connector 8)
  • Page 65 5. Maintenance 5.9.3 5.9.3 Motor failure Motor failure CONDITON POSSIBLE CAUSE ACTION Burner motor does not start. Break in main circuit Repair break Lockout occurs. Symbol 1 1 Motor overload relay trig- Check relay trigger level gered , reset or change Fuse triggered reset or change fuse Faulty motor contactor...
  • Page 66 5. Maintenance 5.9.5 5.9.5 No flame establishment No flame establishment CONDITION POSSIBLE CAUSE ACTION Burner motor starts, ignition Solenoid valve does not Change the valve is operational, after a short function change the coil period of time a lockout faulty coil on solenoid Change the cable occurs.
  • Page 67 5. Maintenance 5.9.7 5.9.7 Lock out after flame establishment Lock out after flame establishment CONDITION POSSIBLE CAUSE ACTION Flame forms. When burner Incorrect burner Correct adjustments runs to full load, flame justment Clean filters extinguishes, shutdown Dirty filters Change the nozzle occurs and then re-start (wire Clogged nozzle link B cut away from the plug...
  • Page 68 5. Maintenance 5.9.9 5.9.9 Flame monitoring fault (=lockout) Flame monitoring fault (=lockout) CONDITION POSSIBLE CAUSE ACTION Burner motor starts, flame Incorrect position Fix position establishes, and then a flame detector Clean the flame detector lockout Flame detector Check burner adjust- unclean ments The flame is too weak...

  • Page 69: Technical Data

    RP-150 M : 167 kg RP-250 M : 195 kg RP-280 M : 196 kg Capacity kW RP-130 M : 390 - 1370 RP-140 M : 560 - 2040 RP-150 M : 680 - 2700 RP-250 M : 650 - 3200...
  • Page 70 6.1.2 6.1.2 Suply voltage option 380 V 50 Hz Suply voltage option 380 V 50 Hz Burner motor output kW RP-130 M : 3,2 RP-140 M : 4 RP-150 M : 5,5 RP-250 M : 7,5 RP-280 M : 7,5...
  • Page 71 6.1.3 6.1.3 Suply voltage option 440 V 60 Hz Suply voltage option 440 V 60 Hz Burner motor capacity kW RP-130 M : 3,7 RP-140 M : 4,6 RP-150 M : 6,4 RP-250 M : 8,6 RP-280 M : 8,6...
  • Page 72 6.1.4 6.1.4 Suply voltage option 690 V 50 Hz Suply voltage option 690 V 50 Hz Burner motor output kW RP-130 M : 3,2 RP-140 M : 4 RP-150 M : 5,5 RP-250 M : 7,5 RP-280 M : 7,5...

  • Page 73: Control Unit Technical Data

    6.1.5 6.1.5 Suply voltage option 690 V 60 Hz Suply voltage option 690 V 60 Hz Burner motor capacity kW RP-130 M : 3,5 RP-140 M : 4,6 RP-150 M : 6,4 RP-250 M : 8,6 RP-280 M : 8,6...

  • Page 74: Control Unit Lal 2.25

    6. Technical data Permissible load of control terminals 4 A continuous; instantaneous max. 20 A, in total max 5 A Required switching capacity of switching 1 A between terminals 4 and 5 devices Degree of protection IP 40 Permissible ambient temperature -20...+60 °C 6.3.

  • Page 75: Flame Detector

    6. Technical data 6.3.2 6.3.2 Diagram legend LAL 2.25 Diagram legend LAL 2.25 Main relay (load relay) with contacts ”ar” Control unit fuse Wire link (on the plug section of the control unit) *) Lockout relay with contacts ”br” Lockout reset button Flame relay with contacts ”fr”...
  • Page 76 6. Technical data LAL2.. . RAR.. . 76 (77) RPMARINES 30820641GB...
  • Page 77 Oilon Oy Metsä-Pietilänkatu 1 PL 5 15801 LAHTI Finland +358 (03) 85 761 +358 (03) 857 6239 info@oilon.com www.oilon.com...

This manual is also suitable for:

Rp-140 mRp-150 mRp-250 mRp-280 m

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