Axial Flow Fan And Centrifugal Fan

1 Axial Flow Fan AndCentrifugal FanFans for the Long Run!A REGAL-BELOIT COMPANY configuration. Fan selection chart (fullsolidity in 12" to 60", Full/half solidityin 75") and general arrangementdimensions are given in Table -1 & 2respectively. Following specialapplication fans are also offereddepending on application and Fans :1 MARATHON Electric the Pioneer andacknowledged leader in AirTechnology offers a wide range ofAXIAL Flow and Centrifugal Fanssuitable for Industrial ventilation, AirConditioning, Dust extraction andFume extraction built fans catering to the specificrequirement of Steel Plant, FertilizerPlant, Tea Industry, Mine, Ship, PowerPlants (Thermal and Nuclear) ChemicalPlant etc. are also FLOW FANF eaturesAxial Flow Fans are available in widerange of combination from 12" to 75"diameter fitted with Motors from to 110 kW in 2 Pole, 4 Pole, 6versions.

2 Motors are suitable for 415volts 10%, 50 Hz 5%, 3 Phase PowerSupply, as per IS:325/1996, whichare in-house manufactured ensuringbetter fitment and proper are available in single phaseversion mounted FanAxial Flow Fans are capable ofhandling upto 300000 m3/hr airdelivery and static pressure upto 120MM WG. Further pressure can bedeveloped with multiple staging of Casing is made of heavy gaugeMS Sheet (as per IS-1079/2062)having robust construction. It hasflanges at both ends for easy fixingon is made of Die Cast aluminium(LM-6 of BS 1490/IS 617 Gr. 4600)having aerofoil design with adjustablepitch angles. The solidity (No. of wings)is varied in order to use the mostefficient part of the fan MountedFanAxial Flow Fans are tested inaccordance with fans are finished with syntheticenamel on application, fans canbe supplied with casing made ofstainless steel or zinc sprayed MSsheet.

3 Epoxy / chlorinated rubber paintmay also be are available both in WallMounted and Duct MountedMARATHON Electric Flame Proof AxialFans are available from sizes 15" to75" and are used extensively in FireHazard Extractor Unit :MARATHON Electric Roof ExtractorUnits are available from sizes 19" to60", fitted with Hood and Bottom units are used on the roof toextract and exhaust contaminated Driven Fan :MARATHON Electric Belt Driven Fansare available from sizes 19" to 75".Fans are driven by belt and pulleyarrangement. The motor is locatedoutside the air :Following (optional) accessories arealso ShutternWall Cowl and Bird ScreennFilter / Filter Frame with adapterconenDampersMARATHON Electric Bifurcated Fansare available from sizes 19" to 75".

4 These fans are used to handlehazardous air, where motors are keptoutside the air Proof Fans :2 FAN MODELMOTOR RATINGLL1 ABCDEFGKMNP12 kW 2 POLE12 kW 2 POLE15 kW 4 POLE15 kW 2 POLE15 kW 2 POLE15 kW 2 POLE15 kW 2 POLE40619 kW 4 POLE19 kW 4 POLE19 kW 2 POLE42022548354131148343881440x636146401 9 kW 2 POLE45019 kW 2 POLE52024 kW 6 POLE24 kW 6 POLE24 kW 4 POLE24 kW 4 POLE24 kW 4 POLE43024 kW 4 POLE46030 kW 6 POLE30 kW 6 POLE22530 kW 6 POLE45030 kW 6 POLE480280762821483762711121440x63618920 30 kW 4 POLE45022530 kW 4 POLE48030 kW 4 POLE28030 kW 4 POLE38 kW 6 POLE51038 kW 6 POLE56038 kW 6 POLE2803638 kW 6 POLE38 kW 4 POLE5609651035597965914161865x618116038 kW 4 POLE59038J/11K-P411 kW 4 POLE38J/15K-P415 kW 4 POLE38 kW 4 POLE870 48 kW 6 POLE64048 kW 6 POLE7703054148J/11K-P611 kW 6 POLE77048J/15K-P615 kW 6 POLE87048 kW 6

5 POLE9101219128973712201143201865x6762214 8048 kW 4 POLE8705004148J/22K-P422 kW 4 POLE87048J/30K-P430 kW 4 POLE91048J/37K-P437 kW 4 POLE48J/45K-P445 kW 4 POLE60 kW 6 POLE920 60K/22K-P622 kW 6 POLE920 60J/30K-P630 kW 6 POLE1000 1526162692115241422241865x878 60J/37K-P637 kW 6 POLE1060 60J/45K-P645 kW 6 POLE 60J/55K-P655 kW 6 POLE LONG CASING DUCT MOUNTEDSHORT CASING WALL MOUNTED3803804064064305245907603051000 7641225610668381610559121440x63618770225 30534920330527381040x6361444022538142524 138134381140x63614530 Notes :[1] All dimensions are in mm subject to tolerence as per IS 2102. [2] Power Supply 415 V 10%, 3 PH, 50 Hz 5%, AC [3] Motor Degree of protection : IP-55[4] Motor Class of Insulation : 'F' (temp limited to class 'B') [5] Painting Specification - 1 Coat of primer & 1 coat of synthetic enamel paint of colour D.

6 A. GreyL1 B PCD A INSIDE M AIR OF INSP DOORNO OFF WINGS DEPENDS ON FANMODEL'F' NOS 'G' HOLES EQUISPACED ON'K' FLANGE. HOLES ON CRS FOR SIZES24J, 30J, 48J & 60J, OFF CENTRES FOROTHER OF INSP DOOR'C''E' NOS 12 HOLES FOR12K-24J FANS4 NOS 14 HOELS FOR30J-60J FANS4 LUGS 12K-30J FAN5 LUGS 38J-48J FAN 'N' HOLESAT 'P' PCD.'F' NOS 'G' HOLESEQUISPACED ON 'K' ON CRS FOR SIZES 24J-30J & 48J, OFF CENTERS FOROTHER LEG FOR 12 K-24 JFANS 4 NOS 14 HOLESFOR 30J-48J FANS'D''E' CRS.'D''C'AIR FLOWELEVATIONVIEW FROM IMPELLER ENDELEVATIONVIEW FROM IMPELLER END M 'A' Inside'B' PCDT able 1 SELECTION CHART STANDARD Axial FLOW FANT able ModelFan diaMotor ratingMotor F/SFree airVolume flow in m3/hr at different Static pressure in mm kw/polein rpmm3/hr51015202530354050607080901001101 12 200017501400 212 320030002650 312 385036503300 415 515 615 410039003700330030002600 715 530051005000460043003700 815 670065006200570054005000 915 800078507300710068006300 1019 1119 1219 6500620060005800520045003500 1319 10000980095009000860075006500 1419 14200138501360013100127001170010500 1524 1624

7 1724 900083007000 1824 12000100009800 1924 136001300011300 2024 165001550014000 2124 1800017900178001710016500155001450013500 1230011000 2224 2150021250210002050020000190001850001750 01600014500 2324K/11K-P261011/2295028500 2700026750265002600025500245002300022000 2100020000 2430 2530 2630 2730 2830 1300012000113001025090008000 2930 170001580015000140001280011000 3030 205001980018500178001650014500 3130 320003100029000275002600024000 3238 1700015250130009800 3338 21500195001800014800 3438 33500315002950026500 343538 42000390003700034000 3638 26000250002450023000220001800015000 3738 35000330003250030500300002600022000 3838J/11K-P496511/4147548000 46000450004400042500410003750032500 3938J/15K-P496515/4147561000 56000545005400051500510004700044000 4038 65000630006200060000585005450051000 4148 3600034500305002800022000 4248 4700045500430003900035000 4348J/11K-P6121911/697572000 6200059500570005250050000 4448J/15K-P6121915/697583000 7700074500690006750064000 4548 8500081000750007300070000 4648 500004500041000380003500028000 4748J/22K-P4121922/4148071000 590005700054000490004400039000 4848J/30K-P4121930/4148092000 800007500070000680006200053000 4948J/37K-P4121937/41480102000 880008400080000750007100067000 5048J/45K-P4121945/41480150000

8 1020009800095000900008500078000 5160 5000040000 5260J/22K-P6152422/6975 6200050000 5360J/30K-P6152430/6975 8500069000 5460J/37K-P6152437/6975 10000090000 5560J/45K-P6152445/6975 124000108000 5660J/55K-P6152455/6975 139000127000 5775J1/2/30K-P6190530/6975 110000930008000050000 5875J1/2/37K-P6190537/6975 13000011500010000060000 5975J1/2/55K-P6190555/6975 180000165000150000130000 6075J/2/75K-P6190575/6975 218000208000188000168000 6175J/55K-P6190555/6975 10500095000850006275J/75K-P6190575/6975 14000011500095000 NOTE slection is based on air at 20 C and density performance and tolerance as per IS 3588 selection of Fans in other solidity (no of blades), or in intermediate performance point please refer to Regional/Branch Offices or ModelFan diaMotor ratingMotor F/SFree airVolume flow in m3/hr at different Static pressure in mm kw/polein rpmm3/hr51015202530354050607080901001105 FeaturesMARATHON Electric offers wide rangeof Centrifugal Fans with highly efficientimpellers of type Backward Inclined,Backward Curved, Aerofoiled, ForwardCurved and Straight Radial, dependingupon Electric Centrifugal Fansare suitable for air delivery upto300,000 M3/Hr and Static Pressureupto 800 MM WG.

9 Fans are availableboth in single inlet single width (SISW)and in double inlet double width(DIDW) : Centrifugal Fans are usually made ofmild steel (IS 1079/2062) rigid casingwith Inspection window and drain impeller is mounted on C-40 (ISCENTRIFUGAL FAN1570) shaft. Double Row Ball/Sphericalroller Bearings are used for smoothoperation. Fans are either belt drivenor direct coupled. Direct driven Fans,with Impeller mounted directly on motorshaft, are also Fans are painted withsynthetic enamel than mild steel, fans areoffered in Stainless Steel andAluminium Construction also,depending on application High temperature (from 100 Cto 350 C) application, Aluminiumcooling disc is provided and thefan is painted with Heat ResistantAluminium featuresFollowing Special Features areprovided depending application Proof rubber optional acessories are base frame for Fan drive slide railnFoundation boltnFilternFilter frame with adapter and outlet flexible boxnInlet and outlet dampersnAntivibration inclindBackward curvedRadialBackplate paddleAerofoilRadial tippedLG 90LG 270LG 0LG 45 %PPsFan static pressure PsImpreller Power PFan efficiency %Discharge Rotation.

10 Fans are available in different discharge angles from 0 to 315 both in left hand and right hand rotation viewingfrom motor end with motor position as X, Y, W & FlowLG 315 ZYXWFanReverse the rotation is RDMotor position6 Arrangement 1 Single inlet pedestalFor belt drive. Impelleroverhung. Two bearings on full-depth 3 Single inlet bearer barFor belt drive. One bearing oneach side of casing, supportedby bearer 4 Single inlet direct drive and stoolFor direct drive. Impeller overhung onmotor shaft. No bearings on fan. Motorfeet supported by full-depth 6 Double inlet bearer barDouble inlet, double width fan forbelt drive. One bearing in each inlet,supported by bearer 7 Single inlet couplingFor coupling drive. Generally asarrangement 1 but pedestal extendedto receive :Fans are manufactured in five different drive arrangements depending upon productsPedestal Man coolersize 19" to 36"Bracket Man coolersize 19" to 36"Tubular Man coolersize 19" to 48"Propeller Fan GPNsize 12" to 18"Propeller Fan BVN/BVAsize 18" to 36"Pedestal Air circulatorssize 24"Bracket Air Circulatorsize 24" to 30"MEMI/CAT/AFFCFF/1108/02 Replaces RMG FE TC custom built motors Specialists in short cycle deliveriesMarathon Electric Motors (India) Ltd.