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Unigas RG75, Руководство по установке, использованию и обслуживанию

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Unigas RG75 Скачать руководство пользователя страница 9

PART I: SPE

CIFICA

TIONS

9

Progressive/Fully modulating version

Fig. 2  - 3I2G-25 v0 

Hydraulic diagram

                       

oil inlet

oil outlet

combustion air

BY BURNER CONSTRUCTOR

BY OTHERS

NOTE: The following POS are optional: 19, 20
The following items are included only on certain types of burner: 7,11

POS

OIL TRAIN

1

Filter

2

Flexible hose

3

Pump and pressure governor

6

Solenoid valve

7

Flexible hose

6.1

Solenoid valve

10

Oil distributor

11

Flexible hose

12

Pressure gauge

13

Pressure governor

15

Pressure switch

16

One-way valve

16.1

One-way valve

18

Flexible hose

19

Manual valve

20

Pressure gauge

COMBUSTION AIR TRAIN

50

Air damper

51

Actuator

52

Pressure switch - PA

53

Draught fan with electromotor

54

Burner

Содержание RG75

Страница 1: ...M039338CA Rel 0 3 10 2020 BURNERS BRUCIATORI BRULERS BRENNER QUEMADORES Light oil burners MANUAL OF INSTALLATION USE MAINTENANCE RG75...

Страница 2: ...y 2 SPECIAL INSTRUCTIONS FOR BURNERS z The burner should be installed in a suitable room with ventilation openings complying with the requirements of the regulations in force and sufficient for good c...

Страница 3: ...irectives 2009 142 EC Gas Directive 2014 35 UE Low Tension Directive 2014 30 UE Electromagnetic compatibility Directive 2006 42 EC Machinery Directive Harmonized standards UNI EN 676 Automatic forced...

Страница 4: ...ype Characteristics and test methods Industrial burners European directives 2009 142 EC Gas Directive 2014 35 UE Low Tension Directive 2014 30 UE Electromagnetic compatibility Directive 2006 42 EC Mac...

Страница 5: ...les This process is achieved making pressurised oil passing through the nozzle The pump main function is to transfer oil from the tank to the nozzle in the desired quantity and pressure To adjust this...

Страница 6: ...ght oil 3 OPERATION Available versions PR Progressive MD Fully modulating AB Double stage 4 BLAST TUBE S Standard 5 DESTINATION COUNTRY see data plate 6 BURNER VERSION A Standard Y SpecialeSpecial BUR...

Страница 7: ...E AH AM B BB C CC D F G H K L M N Omin Omax P T W Y Z RG75 1508 69 282 217 28 527 385 307 547 489 960 352 938 361 254 270 300 453 M10 330 216 250 233 187 608 221 155 CC Z AE D F W G B Y AD AA C A AB A...

Страница 8: ...D F G H K L M N Omin Omax P T W Y Z RG75 1380 69 314 217 28 527 385 547 489 833 352 938 361 254 270 300 453 M10 330 216 250 233 187 608 221 155 AE F D CC Z L W BB G AC B Y AA AD C A T AB AH M H P P N...

Страница 9: ...on certain types of burner 7 11 POS OIL TRAIN 1 Filter 2 Flexible hose 3 Pump and pressure governor 6 Solenoid valve 7 Flexible hose 6 1 Solenoid valve 10 Oil distributor 11 Flexible hose 12 Pressure...

Страница 10: ...t oil outlet combustion air BY BURNER CONSTRUCTOR BY OTHERS POS OIL TRAIN 1 Filter 2 Flexible hose 3 Pump and pressure governor 6 Solenoid valve 6 1 Solenoid valve 6 2 Solenoid valve 18 Flexible hose...

Страница 11: ...tmospheric pressure at 1013mbar ambient temperature at 15 C NOTE The performance curve is a diagram that represents the burner performance in the type approval phase or in the laboratory tests but doe...

Страница 12: ...ing are placed in each packing case z burner with gas train z ceramic fibre plait to be inserted between the burner and the boiler z envelope containing this manual To get rid of the burner s packing...

Страница 13: ...4 stud bolts 5 place the ceramic fibre plait on the burner flange 6 install the burner into the boiler 7 fix the burner to the stud bolts by means of the fixing nuts according to the next picture 8 Af...

Страница 14: ...nght follow the instructions of the boiler manufacturer In absence of these consider the following z Cast iron boilers three pass flue boilers with the first pass in the rear part the blast tube must...

Страница 15: ...OTE in plants where gravity or ring feed systems are provided install an automatic interception device Fig 5 Gravity circuit Fig 6 Ring circuit Fig 7 Suction circuit Key 1 Manual valve 2 Light oil fil...

Страница 16: ...to avoid air and fuel passing through the pump Burners come out from the factory provided for double pipe systems They can be suited for single pipe system recommended in the case of gravity feed as...

Страница 17: ...ferred Junction threads elbow joints and couplings should be sealed with removable sg component The number of jun ctions should be kept to a minimum as they are a possible source of leakage z Do not u...

Страница 18: ...ording to the pump provided 1 remove the closing nuts A and R on the inlet and return connections of the pump 2 screw the rotating nut of the two flexible hoses on the pump being careful to avoid exch...

Страница 19: ...ssary to modify the electrical connections into the terminal box of the electric motor and replace the overload tripped relay WARNING Respect the basic safety rules make sure of the connection to the...

Страница 20: ...ER OPEN OR DISMANTLE ANY COMPONENT OF THE MACHINE EXCEPT FOR ITS MAINTENANCE TO SECURE THE MACHINE ACT ON THE ISOLATOR SWITCH IN CASE OF ANOMALIES THAT REQUIRED A SHUT DOWN OF THE BURNER IT S POSSIBLE...

Страница 21: ...e and at the end of this time is de energised light B4 off 7 After the ignition the servocontrol moves to the high flame position for some seconds then the operation begins and the burner switches to...

Страница 22: ...ED B4 Ignition transformer operation LED B5 Fan motor overload tripped LED S1 Main switch S2 Reset pushbutton for control box O1 EVG1 solenoid valve operation LED O2 EVG2 solenoid valve operation LED...

Страница 23: ...ring commissioning operations do not let the burner operate with insufficient air flow danger of formation of carbon monoxide if this should happen make the fuel decrease slowly until the normal combu...

Страница 24: ...5 10 5 10 8 11 1 11 4 12 1 13 8 15 3 16 5 18 4 20 0 22 4 36 2 36 7 15 5 7 0 8 7 9 4 10 0 11 4 13 2 14 9 17 2 19 6 23 1 25 1 33 2 33 7 15 2 7 5 11 3 11 8 10 3 13 0 14 3 15 3 17 2 19 2 21 8 24 2 30 4 3...

Страница 25: ...t the return pressure at 11bar supply at 20bar on the delivery to get a 220kg h flow rate If the return pressure needed is 5bar instead act on the V adjusting screw on the pressure governor see chapte...

Страница 26: ...PART III OPERATION 26 FLUIDICS KW3 60 NOZZLE SUPPLY PRESSURE 20 bar VISCOSITY AT NOZZLE 5 cSt Pressure on return bar Flow rate kh h The nominal size of the nozzle is indicated at the ends of the curve...

Страница 27: ...27 FLUIDICS KW3 60 NOZZLE SUPPLY PRESSURE 20 bar VISCOSITY AT NOZZLE 5 cSt Pressure on return bar Flow rate kh h Pressure on return bar Flow rate kh h The nominal size of the nozzle is indicated at th...

Страница 28: ...r is not provided with the manual control of the air damper The adjustment of the cams is carried out by means of a screwdriver by twisting the VS screw located inside the cam z Berger STA6 this actua...

Страница 29: ...for a while then replace it the actuator will shift just few degrees towards the low flame position and then will move to the new high flame position 19 Once the adjustmet is performed check again th...

Страница 30: ...ted at the maximum output go on with the point to point adjustment on the SV2 adjusting cam as to reach the minimum output point as described on the next steps 12 as for the point to point regulation...

Страница 31: ...ine checks that the pressure does not exceed a default value This value must not be higher than the maximum acceptable pressure on the return line this value is reported on the specification table A p...

Страница 32: ...te the bur ner at a lower power progressively shift back the combustion head towards the MIN position screwing the screw VRT The ID index shows how much the combustion head moved Attention if it is ne...

Страница 33: ...st and replace if necessary z remove and clean the oil nozzles IMPORTANT do not clean the nozzles using metallic or sharp utensils use only solvents or steam at the end of maintenance operations refit...

Страница 34: ...Note to replace the combustion head reverse the procedure described above Note the figures below are indicative only Electrodes Adjustment Important Note Check the ignition and detection electrodes af...

Страница 35: ...y replace the bulb 6 replace the photocell into its slot Checking the detection current To check the detection signal follow the scheme in the picture below If the signal is less than the value indica...

Страница 36: ...PART IV MAINTENANCE 36 WIRING DIAGRAMS Refer to the attached wiring diagrams WARNING 1 Electrical supply 230V 400V 50Hz 3N a c 2 Do not reverse phase with neutral 3 Ensure burner is properly earthed...

Страница 37: ...vating the diagnostic functions The multicolour LED is the key indicating element for both visual diagnosis and interface diagnosis s Red l Yellow o Green Key m Off l Yellow o Green s Red Diagnosis of...

Страница 38: ...tat or pressurestat SB Safety limit thermostat Si External primary fuse W Limit thermostat or pressure switch Z Ignition transformer t4 Interval from flame signal to release BV2 TSA Ignition safety ti...

Страница 39: ...laid separately 20m LMO14 LMO24 LMO44 Terminal 1 5 A 5 A 5 A Terminals 3 and 8 3 A 5 A 5 A Terminals 4 5 and 10 1 A 1 A 1A Terminals 6 1 A 1 A 2A Flame supervision with QRB and QRC QRB QRC Min detect...

Страница 40: ...ia L Galvani 9 35011 Campodarsego PD ITALY Tel 39 049 9200944 Fax 39 049 9200945 9201269 web site www cibunigas it e mail cibunigas cibunigas it Note specifications and data subject to change Errors a...

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