Bentone BG 400 Biogas Installation And Maintenance Instruction
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Summary of Contents for Bentone BG 400 Biogas
- Page 1 178 016 73-5 P93783 2022-12-14 Providing sustainable energy solutions worldwide Installation- and maintenance instruction BG 400 Biogas LME11.230C2E DMV-DLE 512 VPS 504 FRS 515 Translation of the original instructions.
- Page 2 1~230V 1,0A 50Hz IP 20 Motor supply MADE IN SWEDEN BY 1. Manualer på övriga språk 1. Manuals in other 1. Manualer på andre sprog languages 2. www.bentone.com\ 2. www.bentone.com\ nedladdning eller scanna 2. www.bentone.com\ download eller scan QR-koden. download or scan QR-code.
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Page 3: Table Of Contents
Wiring diagram ................13 Handing over of the installation ........38 Function LME................14 Control program at faults; fault mode indicator LME ..15 Troubleshooting .............39 Mounting ................17 Service- and inspection protocol .........41 Gas nozzle.................18 De-aerating ................19 Tightness control ..............19 5.4 Calculation of gas flow ............20 Bentone... -
Page 4: General Information
Make sure that the burner is suitable for the application (see Technical • Data). All components must be installed without being bent, twisted or • subjected to mechanical or thermal forces that affect components. 172 515 01-2 2021-10-05 Bentone... -
Page 5: What To Do If You Smell Gas
Prevent open fl ames or sparking, e.g. do not turn lights on or off, do • not use any electrical appliances or mobile phones. • Evacuate the building. Notify the installer or gas supplier of the problem so that it can be • rectifi ed. Bentone... -
Page 6: Technical Data
A measure B measure C ø140 ø110 ø140 ø110 *410 **200 *506 * The above dimensions are max. measurements. Depending on the components used, the measurements may vary. ** Min. recommended distance to fl oor. 172 535 42 2022-12-06 Bentone... -
Page 7: Capacity Range
HR, HU, IE, IS, IT, LT, LU, LV, MK, MT, NL, NO, PL, PT, RO, 20 mbar RS, SE, SI, SK, TR AT, CH, CY, DK, FI, LT, RO, SE, SK 20 mbar 2H3B/P GB, IE 20 mbar 2H3P NL, RO 20 mbar 2L3B/P 20 mbar 2E3B/P 20 mbar 2E(R)B 20 mbar Bentone... -
Page 8: Technical Specification
Alt.2 The burner’s noise level can be reduced by connecting the burner’s air intake to the air duct that opens into an appropriate location. Installation must be done so it does not prevent air supply to the burner. Working field mbar 61-250 kW Do not exceed working field. Bentone... -
Page 9: Components
Air intake Ignition electrode Air adjustment Gas pressure switch Transformer Inner assembly adjustment Ball valve Ionization electrode (not town gas) Control box Inner assembly Gas valve (MultiBloc) Electrical connection Nozzle Flame cone Brake plate Reset button Connecting pipe Fan wheel Bentone... -
Page 10: Skeleton Diagrams, 1-Stage Burner
Gas pressure switch, mini Gas pressure switch, maxi Main valve Safety valve Valve proving system Air pressure switch Gas burner control Pos. 5b, 7: Components not required according to EN 676. Required over 1200 kW according to EN 676.hhh 172 515 65 2018-01-02 Bentone... -
Page 11: Skeleton Diagram, Biogas 1-Stage Burner
Governor FRS shall be be fitted with separate filter Gas pressure adjustment Main flow restrictor Twin solenoid valve Hydraulic brake Valve proving system (VPS) VPS: Standard on burners with an output ≥ 1200 kW. Optional on burners with an output < 1200 kW. Bentone... -
Page 12: Installation
Connection must be done in accordance with the applicable • regulations. • Connection must conform to the wiring diagram. If any electrical connection other than that recommended by Enertech is used, there is a risk of property damage and personal injury. 172 535 09-2 Bentone... -
Page 13: Electric Equipment
The cables of the safety system must be separated so that the outgoing signal is not placed in the same cable as the incoming signal. Wiring diagram Brown Blue Green Yellow Gn/Ye Green/Yellow Black Grey White Orange Violet 172 615 45-2 2022-12-07 Bentone... -
Page 14: Function Lme
2.5 s Postignition time Safety lockout time < 3 s Reset time after lockout < 1 s Reaction time on fl ame failure < 1 s Min. ionisation current at fl ame 5 µA 20 µA Max. ionisation current Bentone... -
Page 15: Control Program At Faults; Fault Mode Indicator Lme
> 3 s 4.4.3 Limiting of starting repetitions LME 11... has a function with start repetition if the flame is not created at start or disappears during operation.. LME 11... allows max. three repetitions during continuous starting cycle. Bentone... - Page 16 To change to interface mode, press and hold the reset button longer than 3 s. To go back to the normal position, press and hold the reset button longer than 3 s. If the gas burner control is in the alarm position, it is reset by pressing the reset button 0.5...3 s. Bentone...
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Page 17: Mounting
Connect the supply cable, operating and safety circuits. Check for leaks in the gas line. 172 515 06-2 2022-11-28 Bentone... -
Page 18: Gas Nozzle
Gas nozzle Check that the ignition and ionization electrodes are correctly set before mounting on the boiler. Propan Natural gas Biogas (UV detector) 172 515 08-2 2022-11-28 Bentone... -
Page 19: Aerating
If leaks are found during measurement, locate the source using soapy water or leak detection spray. After sealing: check the tightness of the gas fixture again. Check the gas tightness. Bentone... -
Page 20: Calculation Of Gas Flow
32.25 Natural gas Butane 116.09 29.25 24.44 Natural gas Propane 88.00 Lower calorific value H at normal conditions 15 °C and 1013 mbar, EN 676. For exact calorific value of the gas, contact the gas distributor. 172 515 13-2 Bentone... -
Page 21: Settings
Check combustion using flue gas analysis instruments. Set the burner to about 20% excess air and check that good combustion is obtained. Check the actual gas flow on the gas meter to ensure that the correct input power is achieved. 172 515 10-2 2022-11-25 Bentone... -
Page 22: Setting The Air Pressure Switch
Measure and note the lowest air pressure in the entire work area. Set the air pressure switch to about 10-15% lower than the lowest noted pressure. Test run the burner and check the function in the entire work area. Refi t protective cover. 172 535 11-2 Bentone... -
Page 23: Setting The Gas Pressure Switch Min
When the gas pressure switch stops the burner, the measured value must approximately correspond to the setting on the gas pressure switch. Open ball valve. Remove manometer and close measuring socket. Refi t protective cover. Check gas tightness. 172 535 12-2 Bentone... -
Page 24: Leakage Control Vps 504
The red LED is lit as long as the contact is released by the regulator (heat requirement). After a short voltage drop during testing or during burner operation, an automatic restart is performed. Pressure buildup Operation Programmer Idle state 172 615 10 2018-01-15 Bentone... -
Page 25: Electrical Connection
Release signal Fault signal Electrical connection The VPS 504 is connected in series between the temperature regulator and the control box via a 7-pin plug connector. See wiring diagram! Tight Untight Lock-out Operation Outlet Operating voltage ~(AC) 230V 50Hz Bentone... -
Page 26: Gas Pressure Regulator
Max. operating pressure 500 mbar Class A Pressure regulator Ambient temperature -15 °C … +70 °C Inlet pressure range 5 - 500 mbar 1 + 2 + 3 Family 2,5 - 200 mbar Outlet pressure range 172 515 66 2018-01-02 Bentone... - Page 27 Turn spindle to stop. Unscrew complete adjustment device B and remove spring C. Insert new spring D. Assemble complete adjustment device and adjust desired off-set. Screw on protective cap A. Stick adhesive label E onto typeplate. Attach lead seal. Bentone...
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Page 28: Double Solenoid Valve
Max. operating pressure 500 mbar DMV 505-520/11 Pressure taps 1, 2, 3, 4 Sealing plug Screw plugs 1,2,3 may also be replaced by a measuring socket G 1/8 DIN ISO 228. Concealed connecting bore for system accessories. 172 515 67 2018-02-12 Bentone... - Page 29 1 - 5. Switch on firing system. Replace solenoid Important: Make sure that the solenoid no. and voltage are correct! Remount hydraulic brake or adjust-ing plate as described on page 6. ”Replacing the hydraulic brake or adjusting plate”, steps 7 -11. Bentone...
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Page 30: Service
Replacement upon fault detection 250,000 starts Gas pressure switch 10 years Safety blow-off system 10 years Damper motor 500,000 starts Contactor 10 years 500,000 starts The burner and its components must be recycled according to applicable regulations. 172 615 88-2 2022-09-08 Bentone... -
Page 31: Combustion Device
Turn on the main power and open the fuel supply. Start burner and check/adjust combustion. Check for leaks in the gas line. When servicing/replacing components that affect combustion, flue gas analysis and soot test shall be carried out on the installation. 172 615 01-2 Bentone... -
Page 32: Replacement, Damper Motor Air
Refit the damper and damper plate. Adjust the damper before tightening the screws (d). Install the intake grille for the air intake. Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. 172 625 06 2022-11-24 Bentone... -
Page 33: Fan
Refi t the parts. Switch on the main power and open the fuel supply. Start burner and check/adjust combustion. When servicing/replacing components that aff ect combustion, fl ue gas analysis and soot test must be carried out following installation. 172 625 08 Bentone... -
Page 34: Replacement Of Electrical Components
Switch on the main power and check the operation of the new component. Start burner and check/adjust combustion. When servicing/replacing components that affect combustion, flue gas analysis and soot test must be carried out following installation. 165 105 11-3 Bentone... -
Page 35: Vibrations
Check tightness of fasteners. Check fan wheel for damage and contamination (replace if necessary). • Check motor shaft and bearings. If they are worn, replace the motor. • Use the screw on the cover to attach the vibration sensor. 172 625 10 Bentone... -
Page 36: Control Of Flame Monitoring And Ionization Current
Min. DC 3 µA Required current to ensure detection Max. DC 20 µA Possible detection current Operational indicator lamp flashes green <5 µA DC >5 µA DC Operational indicator lamp shines green 10.8.1 Flame monitoring ionisation 172 615 02-3 Bentone... - Page 37 Max. current for flame detection Max. DC 5.5 µA Min. DC 40 µA Required current to ensure detection Max. DC 60 µA Possible detection current Operational indicator lamp flashes green <45 µA DC >45 µA DC Operational indicator lamp shines green Bentone...
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Page 38: Handing Over Of The Installation
Instruct the persons in charge of the operation on the service and • maintenance of the installation and what to do should any troubles occur. Inspection and service must be carried out by authorized personnel. • Review and service should be performed by authorised personnel only. 172 615 04-2 Bentone... -
Page 39: Troubleshooting
Contact an electrician. Voltage lower than 185V. Adjust ignition electrodes. Re-polarise the transformer. Ignition electrodes disrupting ionisation current. Poor earth connection. Ensure adequate earth connection. Check wiring diagram and change accordingly. Phase and neutral swapped around. 172 615 06 2018-01-10 Bentone... - Page 40 Flame at incorrect angle due to combustion head out of position. Condensation build up in boiler and chimney: Raise the flue gas temperature by increasing gas volume Insulate Flue gas temperature too low or gas volume too low. the chimney. Bentone...
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Page 41: Service- And Inspection Protocol
13. Service- and inspection protocol Installation Boiler Efficiency kW: Name: Type: Address: Burner Efficiency kW: Type: Installed by: Date: Date gas/h Efficiency Governor Fluegas Ionisation Pressure temp current Fire Chimney room Measure- °C µ A ment Before After mbar mbar Small Flame Large Flame... - Page 42 EU Declaration of conformity Bentone Gas Burners Certifi cate No. Certifi cate No. Type: Type: BFG 1 CE-0123CT1269 BG 550 CE-0123CT1326 STG 120 CE-0123CT1270 BG 650 CE-0123CT1348 STG 146 CE-0123CT1281 BG 700 CE-0123CT1359 BG 300 CE-0123CT1292 BG 800 CE-0123CT1360 BG 400...
- Page 43 UK Declaration of conformity Bentone Gas Burners Type: BFG 1 BG 300 BG 550 BG 800 STG 120 BG 400 BG 650 BG 950 STG 146 BG 450 BG 700 This declaration of conformity is issued under the sole responsibility of the manufacturer.
- Page 48 Enertech AB. P.O Box 309, SE-341 26 Ljungby www.bentone.com...