Unigas URB40, Manual Of Installation - Use - Maintenance

Page 1: ...M039646CA 0 0 06 2021 BURNERS BRUCIATORI BRULERS BRENNER QUEMADORES Microprocessor controlled MANUAL OF INSTALLATION USE MAINTENANCE LMV5x Gas burners URB40 URB70...

Page 2: ...non original components whether spare parts kits accessories and optionals Force majeure Furthermore the manufacturer declines all responsibility for non compliance with this manual Personnel training...

Page 3: ...rner shut down reser the control box by means of the RESET pushbutton If a second shut down takes place call the Tech nical Service without trying to RESET further The unit shall be operated and servi...

Page 4: ...UNI EN ISO 12100 2010 Safety of machinery General principles for design Risk assessment and risk reduction For the following information please refer to the data plate Burner type and burner model mu...

Page 5: ...ances and nozzles 4 Blast tube 5 Air damper 6 Pilot gas train 7 Butterfly valve 8 Air actuator 9 Flexible hoses 10 Manual valves 11 Junction box 12 Gas servodrive 13 Control panel with separate lecter...

Page 6: ...burner windbox is assembled of heavy gauge welded steel Insulated windboxes for use with pre heated combustion air are available The offered machines are forced natural gas burners designed with a sin...

Page 7: ...o O2 trim control with VSD control BURNER TYPE URB40 Output min max kW 6917 41500 Fuel M Natural gas Category see next paragraph Gas rate min max Stm3 h 732 4392 Gas pressure see Note 2 Power supply 2...

Page 8: ...281 892 855 22 5 1068 1092 356 1247 554 2157 15 P285 22 5 N 8xP22 P 240 22 5 140 200 200 140 155 200 200 200 155 455 455 800 560 910 871 639 N 14 P14 P1500 22 5 N 16xP19 M16 680 340 609 680 543 369 48...

Page 9: ...YDRAULIC DIAGRAMS M PI PSL PSH PS PI PI PSL PI M M PSL PSL PI PSL PI PI COMPRESSED AIR INLET GAS MAIN INLET COMBUSTION AIR INLET N G L P G PILOT INLET DISCHARGE TO ATMOS PHERE PREASSEMBLED ON SEPARATE...

Page 10: ...optional 21 Butterfly valve gas 22 Gas servodrive 23 Manual valve 24 Pressure gauge gas 25 Main burner POS COMBUSTION AIR 30 Fan 31 Fan motor 32 Bellows unit 33 Bellows unit 34 Air pressure switch min...

Page 11: ...olts Mount part 9 on the top of the burner fixing 10 17 15 The handling support 8 must be fixed to the support 9 mounted on the top of the burner Remove the screws 12 17 Dett C Place the handling supp...

Page 12: ...mm L x P x H Packing cases of this type are affected by humidity and are not suitable for stacking The following are placed in each packing case burner and gas train accessories envelope containing th...

Page 13: ...the boiler if the lifting devices permit otherwise divide the burner into the parts shown Install the refractory from inside the boiler so as not to risk damaging it when handling the machine See the...

Page 14: ...astic refractory to an inside finished diameter noted on the installation drawing as Furnace opening I D This provides a good solid background for the tile and removes the boiler frontwall refractory...

Page 15: ...ition A C G E F B D 1 2 3 4 5 6 A F C B 1 Align the reference notch A to the 0 mark B 2 Align the ring F with the edge C 3 Once the nozzle 0 position is set tighten the three grub screws ref D around...

Page 16: ...STALLATION 16 The following pictures show the factory set value of gas lances During the adjustment operations a different configuration could be required depending on the plant and the application in...

Page 17: ...E EXECUTING THE CONNECTIONS TO THE GAS PIPE NETWORK BE SURE THAT THE MANUAL CUTOFF VALVES ARE CLOSED ATTENTION THE BURNED GAS RATE MUST BE READ AT THE GAS FLOW METER burner main gas train connection p...

Page 18: ...ssure has to be regulated in order to have a good flame it means that pressure has not to drop too much for not loosing the flame pressure has not to increase too much for avoiding flame breaking The...

Page 19: ...be inserted For LMV5 control box please refer to the clabeling recommendations avaible on the Siemens CD attached to the burner WARNING Respect the basic safety rules make sure of the connection to t...

Page 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...

Page 21: ...the parameter values As far as the settings see the LMV5 related manual By following the air gas ratio curvepoints setting procedure on the LMV5 manual adjusting the air and gas flow rates check cont...

Page 22: ...pen Flame the flame lights up Driving to low flame the actuator drives to low flame NOTE the C and A on the Once the ignition cycle ends the main page is shown Main page Set point temperature set poin...

Page 23: ...story will be showed about the last 9 lockouts occured and the related date and hour Alarm act deact enable disable the horn in case of alarm Fault History To visualise the Fault History select it and...

Page 24: ...press ENTER the following menu is shown Choose ControllerParam and press ENTER the following menu is shown Choose SetPointW1 and press ENTER Curr it shows the current set point use the arrows keys to...

Page 25: ...u by menas of the arrow keys and press ENTER the display will show The deafult value for this parameter is10 that is the burner will turn off at a temperature 1 higher than the set point Change value...

Page 26: ...month day year choose the desired format and cofirm by pressing ENTER press ESC to exit PhysicalUnits it allows setting the measuring units for temperature and pressure Settable temperature units C o...

Page 27: ...ion the manual mode is provided To choose the manual mode Manual Operation use the SELECT arrow keys Items to be set are the following SetLoad to set the required load percentage set the required perc...

Page 28: ...sen the screws V on each lance to rotate the lance close the gas manual valve M on the lance loosen the four screws R and V screws without removing them then rotate the lance in order to change the co...

Page 29: ...close the manual cutoff valve placed upstream the pressure switch see gas train installation diagram until the detected pressure is reduced by 50 Pay attention that the CO value in the flue gas does n...

Page 30: ...ise rotation CCW the flame rotates couterclockwise clockwise rotation CW the flame rotates clockwise Note the more the register is opened the more the flame rotate and enlarge itself Attention if it i...

Page 31: ...e the cap unscrewing the fixing screws A 2 remove the filtering cartridge B clean it using water and soap blow it with compressed air or replace it if necessary 3 replace the cartridge in its proper p...

Page 32: ...ve all the electrical connections Remove the flame detector out of its holder FSH Loosen the V screws that fasten the top plate P Remove the top plate P and the gas pilot the operation is simplified b...

Page 33: ...avoid the electrode to get in touch with metallic parts blast tube head etc otherwise the boiler operation would be compromised Check the electrode position after any intervention on the combustion he...

Page 34: ...s or forwards proceed as following loose the two screws VH loose the four screws VB set the position head moving it backwards or forwards Once it is set fasten the screws V and VH The head position is...

Page 35: ...s 1 turn the burner main switch to 0 Off position 2 disconnect the power mains 3 close the fuel valve of the supply line Burner disposal In case of disposal follow the instructions according to the la...

Page 36: ...itch functions and links Burner control damaged Replace burner control BURNER LOCKS OUT WITHOUT ANY GAS FLOW Gas valves don t open Check voltage on valves if necessary replace valve or the burner cont...

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Page 40: ...a 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 an...

Page 41: ...d an earth external wire for the motor ground The cable for the 4 20mA signal that controls the VSD must be shielded only LMV5x side ends connected to the equipotential terminal If the VSD is not insi...

Page 42: ...Annex1 Example for motor cable...

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Page 44: ...Annex 2 Example for sensor cable...

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Page 47: ...E Power supply Line voltage Gas L1 High Voltage Transformer N M Power supply Line voltage FE X73 Speed sensor VSD Fan Motor Separate conduit shielded line voltage cable X70 X10 02 X9 01 X4 02 Separate...

Page 48: ...ion and current fuel throughput The LMV52 system uses an O2 sensor QGO20 an external O2 module and the standard components of the LMV51 sys tem The PLL O2 module is a detached measuring module for the...

Page 49: ...defined system cables AGG5 641 and AGG5 631 result from the points of intersection in the graph 50 48 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 0 5 1 25 2 3 5 7 8 AGG5 631 AG...

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Page 51: ...CAN bus cable 100 m Whenever the distance between the LMV5 and the last actuator exceeds 20 m or if more than one SQM48 is used on the burner refer to sizing chart Determination of maximum cable leng...

Page 52: ...N F T4 AC2 12 V 5 5 3 Not used M L Power trafo 2 AGG5 2 No bus termination No bus termination Bus termination 5 5 5 5 No bus termination No bus termination Installation in the control panel actuator...

Page 53: ...owered by a sec ond transformer to be located near the actuators and the O2 module Connect the power supply line from that transformer to the O2 module PLL52 in ex ample 3a SA6 in example 3b Auxiliary...

Page 54: ...n facility 18 8 1 Inputs and outputs Mounting panel shielding connection Communication and power supply for LMV52 Mounting panel shielding connection Communication and power supply Temperature sensor...

Page 55: ...l o w e d t o j o i n t h e f l u e g a s e s o n t h e i r w a y f r o m t h e b u r n e r t o t h e d e t e c t o r D F l o w v e l o c i t y 1 1 0 m s F l u e g a s t e m p e r a t u r e a t t h e...

Page 56: ...e p o u r B 1 B 2 B 2 T e n s i o n d e t h e r m o c o u p l e M U 3 S i g n a l d e l l m e n t d e c p m p e n s a t i o n d e t e m p r a t u r e G 2 A l i m e n t a t i o n d e l l m e n t d e c...

Page 57: ...k s i t i s r e c o m m e n d e d t o l e a v e t h e m e a s u r i n g s y s t e m Q G O a n d R P O s w i t c h e d o n D u r i n g t h e h e a t i n g u p p h a s e t h e d e t e c t o r c o u l d...

Page 58: ...A G O 2 0 0 0 2 A A R a u c h g a s e i n t r i t t B R a u c h g a s a u s t r i t t C K e r b e D F l a c h d i c h t u n g b e i l i e g e n d L 1 8 0 m m f o r A G O 2 0 0 0 1 A L 2 6 0 m m f o r...

Page 59: ...r h Transport DIN EN 60 721 3 2 Climatic conditions class 2K2 Mechanical conditions class 2M2 Temperature range 30 70 C Humidity 95 r h Operation DIN EN 60 721 3 3 Climatic conditions class 3K5 Mecha...

Page 60: ...GND SHIELD 12VAC1 12VAC2 CANH CANL GND SHIELD AZL5 x FE FE SQM4 LMV52 Brown brn White wh Yellow yl Green grn Black blk Brown brn White wh Yellow yl Green grn Black blk Flue gas temperature PLL52 PLL5...