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Содержание BGN 40 DSPGN

Страница 1: ... Instruction for burners model Edition 2005 12 Cod 0006080458 en BGN 40DSPGN BGN 60DSPGN BGN100DSPGN BGN120DSPGN BGN150DSPGN BGN200DSPGN BGN250DSPGN BGN300DSPGN BGN350DSPGN ...

Страница 2: ...in accordance with the European Standards EN 676 gas and dual fuel gas side EN 267 light oil and dual fuel oil side EN 60335 1 2003 EN 50165 1997 A1 2001 EN 55014 1 1994 and 2 1997 Surveillance accordingly Gas Appliances Directive 90 396 EEC made by CE0085 DVGW The Vice President and Managing Director Dr Riccardo Fava Read carefully the instructions before starting the burner and service it The wo...

Страница 3: ...RECCHIATURA CONTROL BOX LFL 1 333 COFFRETS DE SECURITE RIVELAZIONE DI FIAMMA FLAME DETECTOR SONDA DI IONIZZAZIONE IONISATION PROBE DETECTION FLAMMA SONDE DE IONISATION BGN 200 BGN 250 BGN 300 BGN 350 DSPGN DSPGN DSPGN DSPGN POTENZATERMICA THERMIC CAPACITY MAX kW 2000 2500 3100 3500 PUISSANCE THERMIQUE MIN kW 590 490 657 924 PORTATA Gas naturale MAX m h 202 253 313 353 FLOW RATE Natural Gas MIN m h...

Страница 4: ...sure switch pilot only for BGN 300 350 M 18 Pressure switch for the valve tinghtness control N 9441 1 Rev 07 11 95 BGN 40 60 100 BGN 120 150 200 BGN 250 BGN 300 350 DSPGN DSPGN DSPGN FLANGIA ATT BRUCIATORE 2 2 BURNER FIXING FLANGE BRIDE DE FIXATION BRULEUR GUARNIZIONE ISOLANTE 1 1 2 ISOLATING GASKET JOINT ISOLANT COLLARE ELASTICO 1 1 ELASTIC COLLAR COLLIER ELASTIQUE PRIGIONIERI N 4 M12 N 4 M16 N 3...

Страница 5: ...5 300 615 M 12 190 165 BGN 120 DSPGN 220 440 1415 365 260 865 2 193 270 315 300 615 M 16 220 195 BGN 150 DSPGN 220 440 1500 450 260 945 2 193 270 370 330 700 M 16 220 195 BGN 200 DSPGN 300 620 1840 580 380 1265 DN65 216 320 430 405 835 M 16 240 240 BGN 250 DSPGN 300 620 1840 580 380 1265 DN65 216 320 480 400 880 M 16 240 240 BGN 300 DSPGN 275 490 1900 580 390 1280 DN65 275 356 480 400 880 M 20 390...

Страница 6: ...6 BGN 40 DSPGN 100 DSPGN N 7604 2 Rev 02 02 96 BGN 120 DSPGN 350 DSPGN N 7605 5 Rev 17 11 97 ...

Страница 7: ... 30 401 A 2700 modulating servomotor N 8917 1 Rev DRAWING SHOWING THE GAS TRAIN ASSEMBLY BGN 40 60 100 120 150 M DSPGN COMIST 72 MM MG DSPGM N 8805 Rev DRAWING SHOWING THE GAS TRAIN ASSEMBLY BGN 200 250 300 350 M DSP GN COMIST 122 180 250 300 MM MG MNM DSPGM DSPNM N 8797 Rev ...

Страница 8: ...ARKS When tightening the flange it is important to do it evenly so that the inner faces are parallel between them Since the locking system is highly efficient do not tighten the nuts too much During this operation tightening of the flange locking nuts keep the body of the burner lifted so that the combustion head is kept in a horizontal position 4 Elastic collar 5 Stud bolt 6 Locking nut with wash...

Страница 9: ... avoid big drops in pressure on ignition the length of the pipeline between the point where the stabilizer or reducer is fitted and the burner should be from 1 5 to 2 m This pipe must have a diameter equal or superior to that of the burner attachment fitting 2 The fitting must be applied on horizontal pipes This is to avoid any impurities falling into the pipes or entering the stabilizer during cl...

Страница 10: ...le to accurately regulate the delivery and therefore the combustion and thus improve yield The dimension of the gas pipeline should be in function with the quantity of gas it has to deliver We advise maintaining the load loss at a low level not more than 10 of the gas pressure value at the burner it should be kept in mind that the load loss is added to the pressure existing when the burner stops a...

Страница 11: ...i vibration joint 11 A couple of flane D Distance between pressure stabilizer and valve about 1 5 2 m DIAGRAM OF CONNECTING A BURNER TI THE GAS PIPE NETWORK AT AVERAGE PRESSURE N BT 8531 1 1 Measuring and reducing unit 2 Interception 3 Filter 4 Reducer 5 Meter 6 Wire gauze flame trap 7 Eventual automatic overflow valve it should obviously unload outside in a suitable place 8 Emergency interception...

Страница 12: ...w operating with the ignition flame pilot only Flame presence is detected by a relative control device ionisation probe immersed in the flame or UV Cell The relay programmer passes the shut down position and gives voltage to the servomotor which regulates the delivery gas air the burner is now operating at minimum output If the boiler thermostat or pressure switch of the 2nd stage allows it regula...

Страница 13: ... servomotor regulating air gas delivery see BT 8562 1 or the V cam of the air gas delivery regulating servomotor see drawing n 0002931170 inserts almost immediately the principle gas valve which in turn opens completely Gas delivery is not determined by the principle valve but by the position of the gas delivery regulation valve see BT 8816 BT 8813 1 and drawing n 0002910060 The burner remains at ...

Страница 14: ...modulating throttler valve 4 Safety valve 5 Pilot gas valve 6 Air pressure switch 7 Seal control device LDU and pressure switch 8 Connection between main valves for the valve seal control device 9 Minimum and maximum gas pressure switches with pressure take off 10 Gas pressure regulator 11 Filter 12 Anti vibration joint 13 Ball valve 14 Main flame gas valve 7 Safety valve 9 Principle flame valve 1...

Страница 15: ...2 MM DSP GM MG BT 8816 1 DETAILS ON THE REGULATION OF GAS DELIVERY IN MODULATING BURNERS WITH THROTTLE VALVE BGN 200 250 300 350 M DSP GN COMIST 180 250 300 MM MNM DSP GM DSP NM BT 8813 1 N 0002910060 The notch shown on the end of the shaft indicates the position pf the throttle valve shutter The notch shown on the end of the shaft indicates the position pf the throttle valve shutter The notch sho...

Страница 16: ...motor s supply line in order to invert its sense of rotation 10 Now insert the switch on the command panel and put the modulating switches in the MIN minimum and MAN manual positions The control box receives voltage in this way and the programmer turns on the burner as described in Chapter Description of Operations Note Pre ventilation is carried out with air open and during this phase the servomo...

Страница 17: ...rner delivery to an optimum value of 10 for maximum delivery We advise against exceeding the value of 10 to avoid operating with a rather limited excess of air which could cause variation in atmospheric pressure presence of dust particles in fan s air ducts a considerable amount of Carbon Monoxide CO It is indispensable to check with the appropriate instrument that the Carbon Monoxide CO present i...

Страница 18: ...shut down This control should also be carried out when the burner is already operating By detaching the wire that comes from the ionisation electrode the control box should go immediately to shut down In the case of the UV photoelectric cell slide the wire out of its seat on the burner and verify the shut down 20 Check the efficiency of the boiler thermostats and pressure switches this should resu...

Страница 19: ...19 AIR REGULATION PRINCIPLE DIAGRAM FOR GAS BURNERS BT 8769 1 ...

Страница 20: ...tual value if the meter reads a pressure below 400 mm w c If the pressure is more than 400 mm w c the value read must be multiplied by a correction coefficient as previously described Subsequently multiply the delivery per hour m3 h by the gas calorific value to obtain the potentiality delivered in kcal h this should correspond or be very near to that requested for the boiler low calorific value f...

Страница 21: ...ng Principle feed valve s B Insertion and disinsertion lever Motor connection camshaft Position 1 Disinsertion Position 2 Insertion To modify the regulation of the cams utilized operate the respective red rings A Z M V By pushing with enough force in the direction desired each red ring will rotate with respect to the reference scale The index of the red ring indicates on the respective reference s...

Страница 22: ...ing end of the run Motor Cam shaft coupling exclusion pin Push it to disconnect motor from cam sheft To change cam position operate the respective red rings By pushing hard enough in the desired direction all the red rings can rotate around the reference scale The pointer of the red ring indicates in its reference scale the rotation angle set for each cam ...

Страница 23: ...place slowly over approximately 10 seconds N B There will not be sufficient supply for ignition if the flow feed device E is set at its minimum position Therefore it is essential to open the maximum flow rate control device E sufficiently to ensure ignition Setting the initial rapid release trip To set the initial rapid release unscrew the protection cap F and use the back of this cap as a tool to...

Страница 24: ...n the open position while the pump and magnetic valve remain powered When the unit receives the signal to close or if power supply is cut off the pump shuts down the magnetic valve opens decompressing the chamber above the piston The plate is closed both by the return spring and by gas pressure The flow rate for this valve is calculated to ensure full closure in less than one second This type of v...

Страница 25: ...ulator Rapid opening and closing The VE4000B1 valves are ClassA solenoid valves normally closed They may be used as ON OFF valves in the supply trains with Natural Gas Manufactured Gas or GPL on burners or combustion plants They are provided with M I and CE Approval for EN 161 ADJUSTMENT For models VE 4000B1 see fig 1 Adjustment to the flow Remove the cover from the upper section of the coil Inser...

Страница 26: ... tolerated post combustion period The tests will end only at the end of the pre ventilation time of the next start up The validity of working of the flame control circuit is checked each time the burner starts up The fuel valve control contacts are checked for wear during the post ventilation time A built in fuse in the appliance protects the control contacts from any overloads that may occur As r...

Страница 27: ...MIN position M Motor fan or burner NTC NTC resistor QRA UV probe R Thermostat or pressure probe RV Fuel valve with continuous regulation S Fuse SA Air damper servomotor SB Safety limiter temperature pressure etc SM Programmer synchronous motor v In the case of servomotor auxiliary contact for consensus for fuel valve depending on air damper position V Flame signal amplifier W Thermostat or safety ...

Страница 28: ...4 and consensus at power regulator or at valve on terminal 20 18 t6 Post ventilation time with M2 3 t7 Time between consensus for start up and voltage at terminal 7 start delay for fan motor M2 72 t8 Start up duration without t11 and t12 3 t9 Second safety time for burners that use pilot burners 12 t10 Time from start up to beginning of air pressure control without air damper travel time t11 Air d...

Страница 29: ...ned by limit switch z of the air damper servo motor During the probe test and false flame test the flame supervision test is also powered terminals 22 23 and 22 24 Safety standards In association with the use of QRA earthing of terminal 22 is compulsory The power cables must conform to existing national and local standards LFL1 is a safety device and it is therefore forbidden to open it tamper wit...

Страница 30: ...itch contact a Terminals 6 7 and 15 remain powered until the defect is eliminated P Lock out stop because of lack of air pressure signal Any lack of pressure from this moment onwards will cause a lock out stop Lock out stop because of flame detection circuit malfunction Start up sequence stops because the position signal for low flame was not sent to terminal 8 by auxiliary switch m Terminals 6 7 ...

Страница 31: ...e pipeline filling operation During the second verification stage this pressure must remain constant Should it drop this means that the burner on the furnace side has a blow by fault when closing Therefore the DW pressure switch operates and the tightness control equipment prevents burner start up and stops in blocked state red pilot lamp lit If second stage verification is positive the LDU 11 equ...

Страница 32: ...ogramme t4 5s Putting control circuit under atmospheric pressure t6 7 5s Time between start up and energizing of main AR relay t1 22 5s 1st verification stage at atmospheric pressure t3 5s Putting control circuit gas under pressure t2 27 5s 2nd verification stage at gas pressure t5 67 5s Total time of tightness control up to burner operation consent t20 22 5s Return of programmer to rest position ...

Страница 33: ...and a minimum of 0 5 m2 At least one third of the entire surface of these inlets must be located in the lower part of the external wall flush with the floor 3 Requirements for liquid gas plant to ensure correct operation and safety Natural gasification from cylinder unit or tank can only be used for low power plant Supply capacity at gaseous stage depending on tank dimensions and minimum external ...

Страница 34: ...34 GENERAL DIAGRAM FOR TWO STAGE L P G PRESSURE REDUCTION FOR BURNER OR BOILER 8721 2GB pcx N 8721 2 Rev 21 03 90 ...

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Страница 48: ...R S p A Via Ferrarese 10 44042 CENTO Ferrara ITALIA Tel 051 684 37 11 Fax 051 685 75 27 28 International Tel 39 051 684 37 11 Fax 39 051 683 06 86 http www baltur it http www baltur com E MAIL info baltur it ...

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