Operating Instructions
Contents
1. 1 2 Geometric data of types EFG and EFGS EFG Upp DO We I GW AN x SAN re G SSN N SS 14 gt fap Sl ee AF luis Es A ke Vv V gt H aaan NS zZ N NN CH SS A 7 VE af TE Wi EZ EFGS Size 270 to 430 Size 500 to 970 Bore Flanged connection 2 Mass moment of inertia Weight 1 SAE J620d or DIN 6288 3 4 3 Size D da da l4 lo wy Wo v Size d3 k S Nyum U4 Exterior parts Interior parts from to ber EFG EFGS EFG EFGS EFG EFGS mm mm mm mm mm mm mm mm mm mm mm mm mm kgm kgm kgm kgm kg kg 270 45 70 270 94 155 79 0 42 14 466 7 438 2 13 8 12 0 47 0 49 0 038 0 038 28 29 320 55 85 320 115 180 88 5 48 16 517 5 4890 13 8 14 0 87 0 90 0 086 0 086 45 47 375 65 105 375 143 205 103 2 62 18 5715 542917 6 16 1 54 1 61 0 022 0 022 69 73 430 75 120 430 165 235 117 0 68 21 673 5 641 4 17 12 20 3 43 3 58 0 39 0 39 106 111 500 90 150 500 202 160 260 132 3 80 21 673 5 641 4 17 12 20 3 96 4 26 0 88 0 88 158 163 590 100 170 590 230 190 310 157 3 95 24 733 5 692 2 21 12 24 7 0 7 73 1 8 1 8 208 218 690 110 200 690 278 220 350 184 4 102 70 850 890 8502. 1314 1 7 9 11 5 1012 6 8 2 7 3 1 5 1012 6 8 2 EF qa a lt EFS Beall SS az 19 21 20 30 21 20 Only original ELPEX elastic rings must be used for replacement for the elastic ring in order to guarantee troublefree torque transmission and faultfree operation Note The coupled machines must be shifted to enable the elastic rings 5 to be replaced Up to size 220 part 2 2 20 20 must be pulled off the shaft to enable the single part elastic rings 5 to be replaced After the nuts 12 have been removed the retaining ring 10 must be located on the shaft and part 2 2 20 20 pulled out of the coupling ring 9 19 or part 3 3 30 30 After the nuts 8 and screws 7 are undone the retaining rings 6 can be removed or located on the shaft From size 270 up the split elastic rings 5 can be removed Up to size 220 part 2 2 20 20 must be removed from the shaft to enable the elastic rings 5 to be replaced Before reassembly clean the area for mounting the elastic rings 5 Check the set screws 11 in the coupling ring 9 19 for firm seating If necessary resecure with Loctite e g Loctite 242 Clean and degrease screws carefully Allow grease solvent to evaporate Assembly begins by scrrewing together the inner fixing point Pull flexible ring 5 and a r
3. Avda Julio A Roca 546 C 1067 ABN Buenos Aires Phone 54 0 11 43 31 66 10 Fax 54 0 11 43 31 42 78 E mail chilicote chilicote com ar BRASIL Flender Brasil Ltda Rua Quatorze 60 Cidade Industrial 32211 970 Contagem MG Phone 55 0 31 33 69 21 00 Fax 55 0 31 33 69 21 66 E mail vendas flenderbrasil com SALES OFFICES Flender Brasil Ltda Rua James Watt 142 conj 142 Brooklin Novo 04576 050 S o Paulo SP Phone 55 0 11 55 05 99 33 Fax 55 0 11 55 05 30 10 E mail flesao uol com br Flender Brasil Ltda Rua Campos Salles 1095 sala 04 Centro 14015 110 Ribeir o Preto SP Phone 55 0 16 6 35 15 90 Fax 55 0 16 6 35 11 05 E mail flender ribpreto uol com br CANADA Flender Power Transmission Inc 215 Shields Court Units 4 6 Markham Ontario L3R 8V2 Phone 1 0 905 3 051021 Fax 1 0 905 3 05 10 23 E mail flender ca inter net www flenderpti com SALES OFFICE Flender Power Transmission Inc 34992 Bemina Court Abbotsford Vancouver B C V3G 1C2 Phone 1 0 6 04 8 59 66 75 Fax 1 0 6 04 8 59 68 78 E mail tvickers rapidnet net CHILE ARGENTINA BOLIVIA ECUADOR PARAGUAY URUGUAY Flender Cono Sur Limitada Avda Galvarino Gallardo 1534 Providencia Santiago Phone 56 0 2 2 35 32 49 Fax 56 0 2 2 64 20 25 E mail flender flender cl www flender cl COLOMBIA A G P Representaciones Ltda Flender Liaison Of
4. 130000 damping coefficient Y 1 1 Resonance factor Vp 5 7 The performance data are valid for e max 25 starts per hour e daily operating cycle of up to 24 h e operation within the specified alignment e Operation in the temperature range 30 C to 80 C in the immediate vicinity of the coupling For sustained faultfree operation the coupling must be designed with an safety aution factor Ss and temperature factor Sy appropriate to the application In the event of a change in operating conditions e g output speed starting frequency changes to the prime mover and driven machine the design must always be checked see item 1 6 1 BA 3300 EN 01 04 9 34 FLENDER 1 6 1 Determination of the coupling size It is to be selected from the coupling series the coupling to which applies Tkn Tn X Sg X Sy Tkn Rated coupling torque TN Rated system torque rated drive torque acting on the coupling Ss 1 4 for small coefficients of cyclic variation eg diesel motor generator drive Ss 1 6 for large coefficients of cyclic variation eg diesel motor compressor drive Sy Temperature factor The temperature in the immediate vicinity of the coupling must be applied Tu from 40 C to 40 C from 40 C to 60 C from 60 C to 70 C from 70 C to 80 C Sy 1 1 25 1 4 1 6 Table 1 6 1 Temperature factor Sy During starting
5. 235 383 22 126 0 8 117 0 68 2 0 2 2 0 39 0 39 125 130 500 90 150 90150 500 240 202 160 260 432 25 139 7 12 132 3 80 3 9 4 2 0 88 0 88 195 200 100 140 224 8 2 8 9 280 290 590 140 180 100 170 590 288 230 190 310 510 28 162 7 10 157 3 95 84 91 1 80 1 80 3101 320 1101140 224 16 3 17 8 390 410 690 140 180 110 200 690 288 278 220 350 580 32 175 6 10 184 41102 70 16 8 18 3 3 90 3 90 410 430 180 210 336 16 9 18 4 425 445 140 180 288 49 0 54 0 760 800 840 180 220 140 240 840 352 342 280 395 685 42 231 0 10 1174 01105 90 500 550 11 50 11 50 790 830 160 200 320 104 1365 200 240 384 106 1410 970 240 280 160 280 970 448 390 350 505 867 70 277 0 12 230 0 137 110 110 4 127 4 1460 4 280 320 512 115 1520 Table 1 1 Dimensions and weights of types ENG and ENGS 1 Hub centre recess D4 1 mm 2 Weights and mass moments of inertia apply to mean bores 3 External parts are all parts connected to the external fixing point of the elastic rings including the associated elastic ring portions Internal parts are all parts connected to the internal fixing point of the elastic rings including the associated elastic ring portions 4 Weights and mass moments of inertia on request or acc to dimensioned drawing BA 3300 EN 01 04 4 34 FLENDER
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7. care must be taken that the auulon two arrows marking the hole on the outer fixing point are located one above the other see item 10 1 On types ENGS and EFGS care must be taken that the cams on the outer stop ring 21 are centred precisely between the cams on the inner stop ring 22 Both on the inner and on the outer fixing point first screw on as far as possible by hand only two of the nuts 8 12 displaced at 180 relative to each other Then screw on all the other nuts 8 12 likewise as far as possible by hand Tighten the nuts 8 12 in turn not crosswise with the spanner Each individual nut 8 12 must not be turned further than a quarter turn If the force to be applied is sensibly greater bring the retaining rings 6 10 into contact with the offset ring surfaces Now tighten all the nuts 8 12 in accordance with the tightening torques see section 6 item 6 5 BA 3300 EN 01 04 24 34 FLENDER 10 3 After 24 hours the elastic rings 5 will have bedded down At the end of this time aution undo one nut 8 12 apply Loctite 242 at one point on the threaded pin and retighten the nut to the prescribed torque see section 6 item 6 5 This operation must be repeated for all nuts 8 12 For re assembly the instructions in section 6 Assembly and section 7 Start up must be carefully observed Replacement of the elastic rings on types EN ENS and EF EFS
8. 17 32 24 147 16 2 3 9 3 9 291 311 840 140 240 840 342 280 395174 105 90 1060 1105 1060 21 32 30 45 7 50 5 115 11 5 561 601 970 160 280 970 390 350 505230 137 110 1320 1385 1320 31 24 35 130 5 27 5 1111 5 Table 1 2 Dimensions and weights of types EFG and EFGS Q N 4 elastic ring portions Internal parts are all parts connected to the internal fixing point of the elastic rings including the associated elastic ring portions Hub centre recess Do 1 mm Weights and mass moments of inertia apply to mean bores Weights and mass moments of inertia on request or acc to dimensioned drawing Alternative flanged connection dimensions on request of acc to dimensioned drawing External parts are all parts connected to the external fixing point of the elastic rings including the associated BA 3300 EN 01 04 5 34 FLENDER 1 3 Geometric data of types EN and ENS 13 EN s Kal q dl ola ENS Mera Mass moment of inertia Weight 1 2 1 Size D D da d da ly la lg uy u2 Sj wy Exterior parts Interior parts from to from to EN ENS EN ENS EN ENS mm mm mm mm mm mm mm mm mm mm mm mm Imm mm kgm kgm kgm kgm kg kg 140 20 45 20 32 140 72 48 50 60 114 43 0 4 21 0 0 0098 0
9. 37 22 64 21 89 E mail flender guss flender guss com www flender guss de BA 3300 EN 01 04 29 34 FLENDER Germany A FRIEDR FLENDER AG 46393 BOCHOLT TEL 02871 92 0 FAX 0 28 71 92 25 96 SHIPPING ADDRESS ALFRED FLENDER STRASSE 77 46395 BOCHOLT E mail contact flender com www flender com VERTRIEBSZENTRUM BOCHOLT 46393 Bocholt Alfred Flender Strasse 77 46395 Bocholt Tel 0 28 71 92 0 Fax 0 28 71 92 14 35 E mail vz bocholt flender com VERTRIEBSZENTRUM STUTTGART 70472 Stuttgart Friolzheimer Strasse 3 70499 Stuttgart Tel 07 11 7 80 54 51 Fax 07 11 7 80 54 50 E mail vz stuttgart flender com VERTRIEBSZENTRUM M NCHEN 85750 Karlsfeld Liebigstrasse 14 85757 Karlsfeld Tel 0 81 31 90 03 0 Fax 0 81 31 90 03 33 E mail vz muenchen flender com VERTRIEBSZENTRUM BERLIN Schlossallee 8 13156 Berlin Tel 0 30 91 42 50 58 Fax 0 30 47 48 79 30 E mail vz berlin flender com BA 3300 EN 01 04 30 34 FLENDER FLENDER International EUROPE AUSTRIA Flender Ges m b H Industriezentrum N S d Strasse 4 Objekt 14 Postfach 132 2355 Wiener Neudorf Phone 43 0 22 36 6 45 70 Fax 43 0 2236 6457010 E mail office flender at www flender at BELGIUM amp LUXEMBOURG N V Flender Belge S A Cyriel Buyssestraat 130 1800 Vilvoorde Phone 32 0 2 253 10 30 Fax 32 0 2 253 09 66 E mail sales flender be BULGARIA A Friedr Fle
10. 62 97 Fax 84 0 8 8 23 62 88 E mail flender hcm vnn vn AUSTRALIA Flender Australia Pty Ltd 9 Nello Place P O Box 6047 Wetherill Park N S W 2164 Sydney Phone 61 0 2 97 56 23 22 Fax 61 0 2 97 56 48 92 97 56 14 92 E mail sales flender com au www flender com au SALES OFFICES Flender Australia Pty Ltd Suite 3 261 Centre Rd Bentleigh VIC 3204 Melbourne Phone 61 0 3 95 57 08 11 Fax 61 0 3 95 57 08 22 E mail sales flender com au Flender Australia Pty Ltd Suite 5 1407 Logan Rd Mt Gravatt QLD 4122 Brisbane Phone 61 0 7 34 22 23 89 Fax 61 0 7 34 22 24 03 E mail sales flender com au Flender Australia Pty Ltd Suite 2 403 Great Eastern Highway W A 6104 Redcliffe Perth Phone 61 0 8 94 77 41 66 Fax 61 0 8 94 77 65 11 E mail sales flender com au NEW ZEALAND Please refer to Flender Australia Pty Ltd 9 Nello Place P O Box 6047 Wetherill Park N S W 2164 Sydney Phone 61 0 2 97 56 23 22 Fax 61 0 2 97 56 48 92 E mail sales flender com au BA 3300 EN 01 04 33 34 FLENDER 12 Declaration by the manufacturer Declaration by the manufacturer in accordance with EC Engineering Guideline 98 37 EC Appendix 11 B We hereby declare that the Elastic ELPEX Couplings Types ENG ENGS EFG EFGS EN ENS EF and EFS described in these Operating Instructions are intended for incorporation in a ma
11. E mail sales flender fr 2003 12 01 Flender Graffenstaden SA 1 rue du Vieux Moulin 67400 Illkirch Graffenstaden B P 84 67402 Illkirch Graffenstaden Phone 33 0 3 88 67 60 00 Fax 33 0 3 88 67 06 17 E mail flencomm flender graff com GREECE Flender Hellas Ltd 2 Delfon str 11146 Athens Phone 30 210 291 7280 Fax 30 210 291 71 02 E mail flender otenet gr Mangrinox S A 14 Grevenon str 11855 Athens Phone 30 210 3 42 32 01 Fax 30 210 3 45 99 28 E mail mangrinox otenet gr HUNGARY A Friedr Flender AG Branch Office B csi Ut 3 5 1023 Budapest Phone 36 0 1 3 45 07 90 91 Fax 36 0 1 345 07 92 E mail jambor laszlo axelero hu ITALY Flender Cigala S p A Parco Tecnologico Manzoni Palazzina G Viale delle industrie 17 20040 Caponago MI Phone 39 0 02 95 96 31 Fax 39 0 02 95 74 39 30 E mail info flendercigala it THE NETHERLANDS Flender Nederland B V Industrieterrein Lansinghage Platinastraat 133 2718 ST Zoetermeer Postbus 725 2700 AS Zoetermeer Phone 31 0 79 3 61 54 70 Fax 431 0 79 3 61 54 69 E mail sales flender nl www flender nl SALES OFFICES Flender Nederland B V Lage Brink 5 7 7317 BD Apeldoorn Postbus 1073 7301 BH Apeldoorn Phone 31 0 55 5 27 50 00 Fax 31 0 55 521 80 11 E mail tom alberts flender group com Bruinhof B V Boterdiep 37 3077 AW Rotterdam Postbus 9607 3007 AP Rotterdam P
12. environment will not be communicated to others e System torque too high e System speed too high Application factor not correctly selected e Chemically aggressive environment not taken into consideration e The ambient temperature is not permissible See also section 1 Finished bore with unpermissible diameter Section 1 e The transmission capacity of the shaft hub connection is not appropriate to the operating conditions Possible faults when installing the coupling e Components with transport or other damage are being fitted e When mounting coupling parts in a heated condition already mounted ELPEX elastic rings 5 are being inadmisisbly heated e The shaft diameter is outside the specified tolerance range e Coupling parts are being interchanged i e their assignment to the specified shaft is incorrect e Prescribed tightening torques are not being adhered to e Alignment or shaft misalignment values do not match the operating instructions e The coupled machines are not correctly fastened to the foundation so a shifting of the machines e g through loosening of the foundation screw connection is causing excessive displacement of the coupling parts e ELPEX elastic rings 5 are not being correctly positioned e Operating instructions are being changed without authorisation Possible faults in maintenance e Maintenance intervals are not being adhered to e Original FLENDER ELPEX elastic rings 5 are not being
13. given priority The user of the system must make the dimensioned drawing available 1 1 Geometric data of types ENG and ENGS 13 U4 uo W4 ENG w2 from size 840 N EN Si 2 E N SEA w2 i 2 in 2 wu 7 4 A EN a 77 X Hi N ra Sy ly EN os i SN a Alo 22 Es all e lll m r d A ly lo Aj Vv Vv Vv Vv 7 IN SS DN Y ZA SSS EEE R A S A ZE NN ZN N 7 7 Y ES A w ENGS Size 270 to 430 BAR Size 500 to 970 Bore Mass moment of inertia Weight 1 2 3 2 Size D D daldi da ly la lg uy u2 S wy Wo v Exterior parts Interior parts from to from to ENG ENGS ENG ENGS ENG ENGS mm mm mm mm mm mm Imm mm mm mm mm mm mm mm mm Imm kgm kgm kgm kgm kg kg 270 45 80 45 70 270 128 94 80 1551 245 14 86 0 10 79 0 42 0 21 0 23 0 038 0 038 32 33 320 55 100 55 85320160 115100 180 286 16 97 5 6 88 5 48 0 49 0 53 0 086 0 086 55 57 375 65 115 65105 375 184 143 1120 205 335 18 111 8 10 103 2 62 1 0 1 1 0 22 0 22 87 90 430 75 130 75120430 208 165 140
14. le l4 dy k Ss U4 Exterior parts Interior parts from to EF EFS EF EFS EF EFS mm mm mm mm mm mm mm mm mm mm kgm kgm kgm kgm kg kg 140 20 321140 48 60 64 176 160 9 6 6 3 0 0085 0 0088 0 0010 0 0013 3 3 3 4 180 25 421180 64 80 84 232 210 11 6 8 3 10 030 0 032 0 0035 0 0038 6 5 6 9 220 35 55 220 83 100 106 268 245 11 8 10 4 0 075 0 078 0 013 0 015 12 5 13 0 270 45 65 270 98 125 131 325 300 14 8 12 4 10 14 10 18 10 033 0 035 21 22 5 320 55 80320 120 140 146 392 360 18 8 14 5 10 45 10 48 10 07 0 075 34 36 375 65 100 375 150 160 168 448 415 18 8 16 5 10 88 10 93 10 18 10 19 53 57 430 75 115 430 172 180 188 515 475 22 8 20 5 1 7 1 8 0 33 10 35 78 82 500 90 140 500 210 200 208 585 545 22 10 20 5 34 3 3 0 75 10 80 115 125 Table 1 4 Dimensions and weights of types EF and EFS 1 Weights and mass moments of inertia apply to mean bores 2 External parts are all parts connected to the external fixing point of the elastic rings including the associated elastic ring portions Internal parts are all parts connected to the internal fixing point of the elastic rings including the associated elastic ring portions BA 3300 EN 01 04 7 34 FLENDER 15 Connecting dimensions for flanges brake disks etc ELPEX couplings of types ENG ENGS EN a
15. or operation torque impulses up to 25 times per hour are permissible The following applies Tkmax Tmax X Su Tkmax Maximum coupling torque Tmax Maximum system torque peak drive torque acting on the coupling So Temperature factor The following must apply to the alternating torques occurring during operation Tkw Tw X Sx Sp Tkw Fatigue torque load on the coupling Tw Alternating torque load on the coupling Ss Temperature factor fen Ss TOHz for f er gt 10 Hz S 1 0 for f er lt 10 Hz fer excitation frequency of the alternating torque load in Hz When selecting the coupling the permissible maximum speed and the aution permissible maximum bore must also be taken into consideration The shaft displacement values specified in section 6 item 6 4 4 must not be aution exceeded BA 3300 EN 01 04 10 34 FLENDER 2 1 2 2 3 1 General notes Introduction These Operating Instructions BA are an integral part of the coupling delivery and must be kept in its vicinity for reference at all times inni All persons involved in the installation operation maintenance and repair of the coupling must have read and understood these Operating Instructions and must comply with them at all times We accept no responsibility for damage or disruption caused by disregard of these Instructions The Coupling described in these operating instructions has been developed for stationary use in general e
16. used e Old or damaged ELPEX elastic rings 5 are being used e Elastic ring halves are used which do not match e Leakage in the vicinity of the coupling is not being identified and as a result chemically aggressive media are damaging the coupling BA 3300 EN 01 04 22 34 FLENDER 10 10 1 Maintenance and repair AN All work on the gear unit must be carried out only when it is at a standstill The drive unit must be secured against being switched on accidentally e g by locking the key switch or removing the fuses from the power supply A notice should be attached to the ON switch stating clearly that work is in progress Maintenance During maintenance of the machine installation in which the ELPEX coupling has been incorporated the externally situated elastic ring 5 is to be visually inspected Dismounting is nor necessary to this purpose Cracks in the rubber surface do not affect the functionability and service life of the elastic ring 5 as the torgue is mostly transmitted by the embedded double thread inlays The functionability of the ELPEX coupling can be checked only by the torsional displacement between the in and output side Three triangles have been applied to the elastic ring 5 see illustration If the inner triangle is inside the zone enclosed by the two outer triangle s the coupling is fully functionable As soon as the inner triangle is to the right or left of this zone the elastic rings 5 mu
17. 0 500 3 8 7 5 0 2 1 7 3 8 128 5 136 1 64 5 72 1 132 3 68 3 590 4 2 8 5 0 2 2 0 4 2 153 1 161 5 157 3 690 4 6 9 0 2 2 4 46 179 8 189 0 184 4 840 5 0 10 0 2 2 9 5 0 w 5 w 5 970 5 5 11 0 2 3 4 55 w 55 w 5 5 Table 6 4 4 Assignment of the shaft misalignment values 1 e g during starting and switch processes The actual dimension w has been punched in on part 2 see item 6 3 BA 3300 EN 01 04 19 34 FLENDER 6 5 7 1 8 1 Assignment of tightening torques Tightening torques Size E Part no 8 Part no 12 Part no 13 Nm Nm Nm 140 45 4 5 25 180 15 7 5 49 220 18 18 49 270 35 18 86 320 35 35 210 375 55 55 210 430 55 55 410 500 130 55 410 590 130 130 710 690 250 130 710 840 250 250 1450 970 435 435 2530 Table 6 5 Assignment of tightening torques Note Tightening torques apply to screws with untreated surfaces which are not or only lightly oiled coefficient of friction u 0 14 The use of lubricant paint or the like which affects the coefficient of friction u is not permitted Note The tightening torques of the set screws are specified in item 6 1 2 Start up Procedure before start up Before starting up check the tightness of the set screws check and if necessary adjust the alignment and the distance dimension w and check the specified tightening torques of all the screw connections see section 6 Cau
18. 010 10 001 0 0013 4 9 5 1 180 25 55 25 421180 88 64 60 80 144 53 5 4 30 5 10 030 0 033 0 0035 0 0038 9 3 9 6 220 35 65 35 55 220 104 83 701100 1176 11 68 0 6 38 0 10 083 0 085 0 013 10 013 17 17 5 270 45 80 45 65 270 128 98 80 125 211 14 86 0 6 45 0 0 230 0 24 0 033 10 035 31 33 320 551100 55 801320 160 120 100 140 246 16 97 5 6 48 5 0 5 0 53 10 07 10 075 51 53 375 65 115 65 100 375 184 150 120 160 288 18 1118 8 56 2 1 1 1 2 0 18 10 19 81 84 430 751130 75 115 1430 208 172 140 180 328 22 126 0 8 62 0 2 1 2 2 0 33 10 35 120 125 500 90 150 90 140 500 240 210 160 200 368 25 139 7 8 68 3 4 1 4 4 0 75 10 8 180 190 Table 1 3 Dimensions and weights of types EN and ENS 1 Weights and mass moments of inertia apply to mean bores 2 External parts are all parts connected to the external fixing point of the elastic rings including the associated elastic ring portions Internal parts are all parts connected to the internal fixing point of the elastic rings including the associated elastic ring portions BA 3300 EN 01 04 6 34 FLENDER 1 4 Geometric data of types EF and EFS EF EFS Bore Flanged connection Mass mon e CHAPIN a Size Do da de
19. 2 2 20 20 via the coupling ring 9 19 Part 1 1 is flange mounted to the coupling ring 9 19 with hexagon head screws 14 and centred with two parallel pins 13 On types EF and EFS the elastic rings 5 connect part 3 3 30 30 to part 2 2 20 20 The elastic rings 5 are fastened in the groove in the coupling ring 9 19 of part 3 3 30 30 by a retaining ring 10 set screws 11 and nuts 12 Fastening on part 2 2 20 20 is done by clamping between the raised flange of part 2 2 20 20 and the retaining ring 6 using set screws 7 and nuts 8 Types ENS and EFS are fitted with a fail safe device Part 20 20 and the stop ring 21 are provided with cams engaging in one another which come into contact with one another only if a maximum torque is well exceeded or the elastic rings 5 are irreparably damaged This fail safe device enables emergency operation with a limited torque Types EN and ENS are also available without part 1 1 and can be flange mounted direct see section 1 item 1 Description of the elastic rings ELPEX couplings up to size 220 are provided with single part and from size 270 to size 690 with two part elastic rings 5 These are arranged with the part surfaces offset by 90 relative to one another From size 840 up the elastic rings are in four parts 4 x 909 The elastic rings 5 are made of natural rubber into which the double thread inlays for transmitting the torq
20. 2 800 2400 320 430 510 10500 8900 7000 4000 1350 1 1120 3360 448 570 690 15000 12500 10000 5700 1850 270 2500 4250 2 1600 4800 640 660 770 22000 18500 14500 8300 2800 1 2240 6720 896 680 810 30000 25500 20000 11500 4000 320 2150 3600 2 2800 8400 1120 780 910 38000 32000 25000 14500 4900 1 3550 10650 1420 850 1010 50000 42000 32000 18000 5800 375 1800 3100 2 4500 13500 1800 970 1130 63000 53000 41000 22500 7500 1 5600 16800 2240 1020 1210 77000 63000 48000 26000 7000 430 1600 2650 2 7100 21300 2840 1160 1350 97000 79000 61000 34000 10500 1 9000 27000 3600 1230 1460 125000 97000 73000 41000 14000 500 1350 2300 2 11200 33600 4480 1410 1630 155000 120000 90000 50000 16500 1 14000 42000 5600 1510 1790 190000 145000 110000 62000 19500 590 1150 2000 2 18000 54000 7200 1710 1990 240000 185000 140000 79000 29000 can 1 22400 67200 8960 wee desa 1820 2150 295000 230000 175000 98000 33500 2 28000 84000 11200 2060 2390 365000 285000 215000 120000 41000 si 1 35500 106500 14200 a20 3350 2270 2680 540000 420000 315000 175000 57000 2 45000 135000 18000 2570 2990 685000 535000 400000 220000 75000 550 1 71000 213000 28400 sae Hei 2670 3160 910000 680000 520000 290000 100000 2 90000 270000 36000 3020 3510 1100000 880000 640000 350000
21. 4 available only up to and including size 690 BA 3300 EN 01 04 27 34 FLENDER 11 2 Spare parts list of types EN ENS EF EFS 13 14 1 7 9 1 5 1012 6 8 2 IT KIM K EF E e Nase ET N S AN H ES EFS ME IR SZ NS j 19 21 20 30 21 20 Part no Description EN ENS EF EFS 1 Part 1 x x 2 Part 2 x x 3 Part 3 x 5 Elastic ring x x x x 6 Retaining ring x x x x 7 Hexagon head screw x x x X 8 Hexagon nut x x x x 9 Coupling ring x 10 Retaining ring x x x x 41 Screw stud x 1 x 1 Hexagon head screw x x 12 Hexagon nut x x x x 13 Parallel pin x x 14 Hexagon head screw x x 19 Coupling ring x 20 Part 20 x x 21 Stop ring x x 30 Part 30 x Table 11 2 Spare parts list 1 Instead of the screw studs cylinder pins are used in case of sizes 140 180 and 220 BA 3300 EN 01 04 28 34 FLENDER Spare part and customer service addresses When ordering spare parts or requesting the services of our specialist engineers please apply first to FLENDER AG FLENDER Germany A FRIEDR FLENDER AG 46393 Bocholt Tel 0 28 71 92 0 Fax 0 28 71 92 25 96 E mail contact flender com www flender com Shipping address Alfred Flender
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23. Operating Instructions BA 3300 EN 01 04 Elastic ELPEX Couplings Types ENG ENGS EFG EFGS EN ENS EF and EFS FLENDER A Friedr Flender AG 46393 Bocholt Tel 02871 92 0 Telefax 02871 92 2596 www flender com FLENDER 1 1 1 2 1 3 1 4 15 1 6 1 6 1 2 1 2 2 3 1 3 2 3 3 4 1 4 2 4 3 4 3 1 4 3 2 4 3 2 1 4 3 2 2 5 1 5 2 5 3 5 4 6 1 6 1 1 6 1 2 6 1 3 6 2 6 3 6 4 6 4 1 6 4 2 6 4 3 6 4 4 6 5 7 1 8 1 Contents Technical data Geometric data of types ENG and ENGS Geometric data of types EFG and EFGS Geometric data of types EN and ENS Geometric data of types EF and EFS Connecting dimensions for flanges brake disks etc Performance data Determination of the coupling size General notes Introduction Copyright Safety notes Proper use Obligations of the user Warnings and symbols used in these Instructions Handling and storage Scope of supply Handling Storage Storage of the coupling parts Storage of the elastic rings General Storage area Technical description General description Types ENG ENGS and EFG EFGS Types EN ENS and EF EFS Description of the elastic rings Assembly Instructions for applying the finished bore and fitting the axial retaining means set screws and balancing Fi
24. Strasse 77 46395 Bocholt A FRIEDR FLENDER AG Kupplungswerk Mussum Industriepark Bocholt Schlavenhorst 100 46395 Bocholt Tel 0 28 71 92 28 68 Fax 0 28 71 92 25 79 E mail couplings flender com www flender com A FRIEDR FLENDER AG Werk Friedrichsfeld Am Industriepark 2 46562 Voerde Tel 0 28 71 92 0 Fax 0 28 71 92 25 96 E mail contact flender com www flender com Winergy AG Am Industriepark 2 46562 Voerde Tel 0 28 71 924 Fax 0 28 71 92 24 87 E mail info winergy ag com www winergy ag com A FRIEDR FLENDER AG Getriebewerk Penig Thierbacher Strasse 24 09322 Penig Tel 03 73 81 60 Fax 03 73 81 8 02 86 E mail ute tappert flender com www flender com FLENDER TUBINGEN GMBH 72007 T bingen Tel 070 71 707 0 Fax 0 70 71 70 74 00 E mail sales motox flender motox com www flender com Shipping address Bahnhofstrasse 40 72072 T bingen LOHER GMBH 94095 Ruhstorf Tel 0 85 31 3 90 Fax 0 85 31 3 94 37 E mail info loher de www loher de Shipping address Hans Loher Strasse 32 94099 Ruhstorf FLENDER SERVICE GMBH 44607 Herne Tel 0 23 23 940 0 Fax 0 23 23 940 333 E mail infos flender service com www flender service com 24h Service Hotline 49 0 17 22 81 01 00 Shipping address S dstrasse 111 44625 Herne A FRIEDR FLENDER AG FLENDER GUSS Obere Hauptstrasse 228 230 09228 Chemnitz Wittgensdorf Tel 0 37 22 64 0 Fax 0
25. ackaging may be used depending on the size of the coupling and method of transport Unless otherwise agreed the packaging complies with the HPE Packaging Guidelines The symbols marked on the packaging must be observed at all times These have the following meanings bild transport RA 6 IN dl de This way Fragile Keep Keep Centre of Use no Attach up dry cool gravity hand hook here Storage Storage of the coupling parts Unless otherwise expressly agreed the coupling is delivered in a preserved condition and can be stored in a covered dry place for up to 3 months If the coupling is to be stored for a protracted period it should be treated with a long term preservative agent FLENDER must be consulted Before cleaning the coupling parts and applying the long term preservative aution agent the elastic ring 5 must be covered The eleastic ring 5 must not come in contact with solvents Storage of the elastic rings General Correctly stored elastic rings 5 retain their properties unchanged for up to five years Unfavourable storage conditions and improper treatment will negatively affect the physical properties of the elastic rings 5 Such negative effects may be caused by e g the action of ozone extreme temperatures light moisture or solvents The elastic rings must be laid flat with the bead pointing upwards The matching halves must not be separated Storage area The storage area must be dry an
26. angzhou Office Rm 2802 Guangzhou International Electronics Tower 403 Huanshi Rd East Guangzhou 510 095 Phone 86 0 20 87 32 60 42 Fax 86 0 20 87 32 60 45 E mail guangzhou flenderprc com cn Flender Power Transmission Tianjin Co Ltd Chengdu Office G 6 F Guoxin Mansion 77 Xiyu Street Chengdu 610 015 Phone 86 0 28 86 19 83 72 Fax 86 0 28 86 19 88 10 E mail chengdu flenderprc com cn BA 3300 EN 01 04 32 34 FLENDER Flender Power Transmission Tianjin Co Ltd Shenyang Office Rm 2 163 Tower l City Plaza Shenyan 206 Nanjing Street N Heping District Shenyang 110 001 Phone 86 0 24 23 34 20 48 Fax 86 0 24 23 34 20 46 E mail shenyang flenderprc com cn Flender Power Transmission Tianjin Co Ltd Xi an Office Rm 302 Shaanzi Zhong Da International Mansion 30 Southern Rd Xi an 710 002 Phone 86 0 29 7 20 32 68 Fax 86 0 29 7 20 32 04 E mail xian flenderprc com cn INDIA Flender Limited Head Office No 2 St George s Gate Road 5th Floor Hastings Kolkata 700 022 Phone 91 0 33 22 23 05 45 Fax 91 0 33 22 23 08 30 E mail flender flenderindia com Flender Limited Industrial Growth Centre Rakhajungle Nimpura Kharagpur 721 302 Phone 91 0 3222 23 33 07 Fax 91 0 3222 23 33 64 E mail works flenderindia com SALES OFFICES Flender Limited Eastern Regional Sales Office No 2 St George s Gate Road
27. ble by hand Tighten the nuts 8 12 in turn not crosswise with the spanner Each individual nut must not be turned further than a quarter turn If the force to be applied is sensibly greater bring the retaining rings 6 10 into contact with the offset ring surfaces Now tighten all the nuts 8 12 in accordance with the tightening torques see section 6 item 6 5 After 24 hours the elastic rings 5 will have bedded down At the end of this time aution undo one nut 8 12 apply Loctite 242 at one point on the threaded pin and retighten the nut to the prescribed torque see section 6 item 6 5 This operation must be repeated for all nuts 8 12 For re assembly the instructions in section 6 Assembly and section 7 Start up must be carefully observed Spare parts customer service addresses By stocking the most important spare and wearing parts on site you can ensure that the coupling is ready for use at any time When ordering spare parts always state the following Original order no Part no see section 11 1 Description size Quantity We guarantee only the original spare parts supplied by us Please note that spare parts and accessories not supplied by us have not been aullon tested or approved by us The installation or use of such products may therefore impair essential characteristics of the coupling under certain circumstances and so pose an active or passive hazard FLENDER wil
28. chine and that it is prohibited to put them into service before verifying that the machine into which they are incorporated complies with the EC Guidelines original edition 98 37 EC including any subse quent amendments thereto This Manufacturer s Declaration takes into account all the unified standards inasmuch as they apply to our products published by the European Commission in the Official Journal of the European Community Bocholt 2004 01 05 Signature person responible for products BA 3300 EN 01 04 34 34
29. d free from dust The elastic rings 5 must not be stored with chemicals solvents motor fuels acids etc Furthermore they should be protected against light in particular direct sunlight and bright artificial light with a high ultraviolet content inni The storage areas must not contain any ozone generating equipment e g fluorescent light sources mercury vapour lamps high voltage electrical equipment Damp storage areas are unsuitable Ensure that no condensation occurs The most favourable atmospheric humidity is below 65 BA 3300 EN 01 04 13 34 FLENDER 5 1 5 2 Technical description General description ELPEX couplings are highly elastic torsional vibration insulating couplings They are suitable for connecting machines and can compensate for important shaft misalignment The restorative forces set up are low and can be determined with the specified axial and radial rigidities see section 1 Because of the friction connection of the elastic rings 5 in the metal parts the coupling is free of torsional backlash Types ENG ENGS and EFG EFGS 36 1314 1 7 9 1 5 171012 6 8 16 2 36 7 3 11 5 171012 6 8 16 2 ENG EFG ENGS EFGS 19 21 22 30 21 22 On types ENG and ENGS the elastic rings 5 connect part 1 1 to part 2 2 via the coupling ring 9 19 Part 1 1 is flange mounted to the coupling ring 9 19 with hexagon head screws 14 and centred with two parallel pins 13 On t
30. e prohibited This applies equally to safety features designed to prevent accidental contact e The coupling must be used and operated strictly in accordance with the conditions laid down in the contract governing performance and supply BA 3300 EN 01 04 11 34 FLENDER 3 2 3 3 4 1 Obligations of the user The operator must ensure that all persons involved in installation operation maintenance and repair have read and understood these Operating Instructions BA and comply with them at all times in order to avoid injury or damage ensure the safety and reliability of the coupling and avoid disruptions and environmental damage through incorrect use During transport assembly installation dismantling operation and maintenance of the unit the relevant safety and environmental regulations must be complied with at all times The coupling must be operated maintained or repaired only by authorised duly trained and qualified personnel All work must be carried out with great care and with due regard to safety All work on the gear unit must be carried out only when it is at a standstill The drive unit must be secured against being switched on accidentally e g by locking the key switch or removing the fuses from the power supply A notice should be attached to the ON switch stating clearly that work is in progress The coupling must be fitted with suitable safeguards to prevent accidental contac
31. e with 6 4 4 applies AW b max P min 6 4 2 Radial misalignment e Measuring dimension a see figure on several circumferential points e Maximum and minimum values a max and a min are to be recorded Amax Amin Rperm In accordance with 6 4 4 applies AK BA 3300 EN 01 04 18 34 FLENDER 6 43 Axial misalignment e Measuring dimension b see figure on several circumferential points e Maximum and minimum values b max and b min are to be recorded e The following must apply W min lt bd min W max gt D max W min W AKa and w max W AKa are specified on item 6 4 4 6 44 Permissible shaft misalignment values max perm shaft misalignment Reference dimension w radial angular axial ENG ENGS EN ENS ENG ENGS EN ENS EFG EFGS EF EFS EFG EFGS EF EFS alee AKr AKT max AKw AW AKa W min W max W min W max conti short time w AKa w AKa w AKa w AKa nuous mm mm gt mm mm mm mm mm mm mm mm 140 1 0 2 0 0 2 0 5 1 0 20 0 22 0 21 0 180 1 4 3 0 0 2 0 6 1 4 29 1 31 9 30 5 220 1 8 3 5 0 2 0 7 1 8 36 2 39 8 38 0 270 2 2 4 5 0 2 0 9 2 2 76 8 81 2 42 8 47 2 79 0 45 0 320 2 6 5 0 0 2 1 1 2 6 85 9 91 1 45 9 51 1 88 5 48 5 375 3 0 6 0 0 2 1 3 3 0 1002 106 2 53 2 59 2 103 2 56 2 430 3 4 7 0 0 2 1 5 3 4 113 6 120 4 58 6 65 4 117 0 62
32. ena Vista Calle Johan Schafer o Segunda Calle Municipio Sucre Petare Caracas Phone 58 0 2 21 52 61 Fax 58 0 2 21 18 38 E mail fhtransm telcel net ve www fhtransmisiones com ASIA BANGLADESH SRI LANKA Please refer to Flender Limited No 2 St George s Gate Road 5th Floor Hastings Kolkata 700 022 Phone 91 0 33 2 23 05 45 Fax 91 0 33 2 23 18 57 E mail flender flenderindia com PEOPLE S REPUBLIC OF CHINA Flender Power Transmission Tianjin Co Ltd ShuangHu Rd Shuangchen Rd West Beichen Economic Development Area BEDA Tianjin 300400 Phone 86 0 22 26 97 20 63 Fax 86 0 22 26 97 20 61 E mail flender flendertj com www flendertj com Flender Power Transmission Tianjin Co Ltd Beijing Office C 415 Lufthansa Center 50 Liangmagiao Road Chaoyang District Beijing 100016 Phone 86 0 10 64 62 21 51 Fax 86 0 10 64 62 21 43 E mail beijing flenderpre com cn Flender Power Transmission Tianjin Co Ltd Shanghai Office 1101 1102 Harbour Ring Plaza 18 Xizang Zhong Rd Shanghai 200 001 Phone 86 0 21 53 85 31 48 Fax 86 0 21 53 85 31 46 E mail shanghai flenderprc com cn Flender Power Transmission Tianjin Co Ltd Wuhan Office Rm 1503 Jianyin Building 709 Jianshedadao Wuhan 430 015 Phone 86 0 27 85 48 67 15 Fax 86 0 27 85 48 68 36 E mail wuhan flenderprc com cn Flender Power Transmission Tianjin Co Ltd Gu
33. etaining ring 6 onto the short side of the hub of coupling part 2 2 20 20 On types ENS and EFS lay the outer stop ring 21 on the elastic ring 5 Care must be taken here that the cams of the outer stop ring 21 are centred precisely between the cams of the hub 20 BA 3300 EN 01 04 25 34 FLENDER 11 Then pull the second elastic ring 5 and retaining ring 6 onto the long side of the hub of coupling part 2 2 20 20 Before fitting the second half of the elastic ring 5 care must be taken that the aULION two arrows marking the hole on the outer fixing point are located one above the other see item 10 1 Insert two screws 7 offset at about 180 relative to one another and screw the nuts on as far as possible by hand The fit the other screws 7 and screw the nuts 8 on as far as possible by hand If part 2 2 20 20 has been pulled off the shaft it must be remounted in accordance with the instructions in section 6 On types EF and EFS insert into part 3 3 30 30 two screws 11 offset by 180 relative to one another Lay coupling part 2 2 20 20 with the attached parts in the corresponding groove in coupling ring 9 19 or part 3 3 30 30 and insert the retaining ring 10 Screw on as far as possible by hand two nuts 12 offset by 180 relative to one another On types EF and EFS fit the remaining bolts 11 Then screw on all the other nuts 12 likewise as far as possi
34. fice Colombia Av Boyaca No 23A 50 Bodega UA 7 1 Bogot Phone 57 0 1 5 70 63 53 Fax 57 0 1 5 70 73 35 E mail aguerrero agp com co www agp com co MEXICO Flender de Mexico S A de C V 17 Pte 713 Centro 72000 Puebla Phone 52 0 2 22 237 19 00 Fax 52 0 2 22 237 11 33 E mail szugasti flendermexico com www flendermexico com SALES OFFICES Flender de Mexico S A de C V Lago Nargis No 38 Col Granada 11520 Mexico D F Phone 52 0 55 52 54 30 37 Fax 52 0 55 55 31 69 39 E mail info flendermexico com Flender de Mexico S A de C V Ave San Pedro No 231 5 Col Miravalle 64660 Monterrey N L Phone 52 0 81 83 63 82 82 Fax 52 0 81 83 63 82 83 E mail info flendermexico com PERU Potencia Industrial E I R L Calle Victor Gonz lez Olaechea N 110 Urb La Aurora Miraflores P O Box Av 2 de Mayo N 679 0f 108 Miraflores Casilla N 392 Lima 18 Phone 51 0 1 2 42 84 68 Fax 51 0 1 2 42 08 62 E mail cesarzam chavin rcp net pe USA Flender Corporation 950 Tollgate Road P O Box 1449 Elgin IL 60123 Phone 1 0 847 9 31 1990 Fax 1 0 8 47 931 07 11 E mail flender flenderusa com www flenderusa com Flender Corporation Service Centers West 4234 Foster Ave Bakersfield CA 93308 Phone 1 0 6 61 3 25 44 78 Fax 1 0 6 61 3 25 44 70 E mail flender1 lightspeed net VENEZUELA F H Transmisiones S A Urbanizaci n Bu
35. g torque in accordance with item 6 1 2 Failure to observe these instructions may result in breakage of the coupling Danger from flying fragments 1 Move together the machines to be coupled gt Danger of squeezing The axial reference dimension w must be observed see item 6 4 4 In the case of ENG ENGS and EN ENS the markings on the coupl 1 and on Caution the coupling ring 9 19 must be observed Identification 1 marking 9 19 i ER UR PS The actual dimension w has been punched in on part 2 2 in the case of sizes 840 and 970 Place the screws 14 and tighten slightly Knock in the parallel pins 13 displaced relative to one another by 180 and tighten the screws 14 for tightening torque see item 6 5 Alignment The couplings pick up positional errors in the shaft ends to be connected up to the data shown in item 6 4 4 When aligning the radial and angular misalignment of the shaft ends must be kept as small as possible because other conditions being egual this increases the service life of the elastic rings 5 Alignment is best done in the following order 1 angular alignment 2 radial alignment 3 axial alignment BA 3300 EN 01 04 17 34 FLENDER 6 4 1 Angular misalignment e Measuring dimension b see figure on several circumferential points e Maximum and minimum values b max and b min are to be recorded e In accordanc
36. hone 31 0 10 4 97 08 08 Fax 31 0 10 4 82 43 50 E mail info bruinhof nl www bruinhof nl NORWAY Elektroprosess AS Frysjaveien 40 0884 Oslo Postboks 165 Kjelsas 0411 Oslo Phone 47 0 2 202 10 30 Fax 47 0 2 202 10 50 51 E mail post elektroprosess no POLAND A Friedr Flender AG Branch Office Przedstawicielstwo w Polsce ul Wyzwolenia 27 43 190 Mikol w Phone 48 0 32 2 26 45 61 Fax 48 0 32 2 26 45 62 E mail flender pro onet pl www flender pl PORTUGAL Rodamientos FEYC S A R Jaime Lopes Dias 1668 CV 1750 124 Lissabon Phone 351 0 21 7 54 24 10 Fax 351 0 21 7 54 24 19 E mail info rfportugal com ROMANIA A Friedr Flender AG Branch Office 98 106 Soseaua Mihai Bravu Sector 2 Bloc D 16 Sc 1 Apartament 4 021331 Bucuresti 2 Phone 40 0 21 4 91 10 08 Fax 40 0 21 491 10 08 E mail flender fx ro RUSSIA F 8 F GmbH Tjuschina 4 6 191119 St Petersburg Phone 7 0 8 12 3 20 90 34 Fax 7 0 8 12 3 40 27 60 E mail flendergusOmail spbnit ru SLOVAKIA A Friedr Flender AG Branch Office Vajansk ho 49 P O Box 286 08001 Presov Phone 421 0 51 7 70 32 67 Fax 4421 0 51 7 70 32 67 E mail micenko flender nextra sk SPAIN Flender Ib rica S A Poligono Industrial San Marcos Calle Morse 31 Parcela D 15 28906 Getafe Madrid Phone 34 0 91 6 83 61 86 Fax 34 0 91 6 83 46 50 E mail f iberica fle
37. l As early as during the planning phase it must be ensured that sufficient space is available for installation and subsequent care and maintenance work Adequate lifting equipment must be available before beginning the installation and assembly work Mounting the coupling parts ELPEX coupling are assembled ready for installation For fitting the coupling parts with types ENG ENGS and EN ENS screws 14 must be undone Prior to starting the fitting the wooden parts for supporting the elastic rings 5 must be removed and the shaft ends as well as the coupling parts thoroughly cleaned AN Note manufacturer s instructions for handling solvent If necessary heating part 1 1 to max 150 C will facilitate fitting Part 2 2 20 20 may only be heated up to a max temperature of 80 C due to the elastic ring 5 screwed on it IN Take precautions to avoid burns from hot components The coupling parts must be fitted with the aid of suitable equipment to avoid aution damaging the shaft bearings through axial joining forces Always use suitable lifting eguipment The coupling parts must be fitted completely on the shaft while the shaft ends must not project from the inner sides of the hub BA 3300 EN 01 04 16 34 FLENDER 6 4 Allow coupling parts 1 2 20 to cool down to approx 30 C Axial securing is effected by means of the set screw or end plate Caution Tightening the set screws to a tightenin
38. l assume no liability or guarantee for damage caused by spare parts and accessories not supplied by FLENDER Please note that certain components often have special production and supply specifications and that we supply you with spare parts which comply fully with the current state of technical development as well as current legislation BA 3300 EN 01 04 26 34 FLENDER 11 1 Spare parts list of types ENG ENGS EFG EFGS 36 13 14 1 7 911 5 171012 6 8 16 2 36 7 311 5 171012 6 8 16 2 2 ENG EFG N N SSS ENGS pe EFGS 19 21 22 30 21 22 Part no Description ENG ENGS EFG EFGS 1 Part 1 x X 2 Part 2 x x x x 3 Part 3 x 4 Adaptor ring 1 x x 5 Elastic ring x x x x 6 Retaining ring x x x x 7 Screw stud 2 x x x x 8 Hexagon nut 2 x x x x 9 Coupling ring x 10 Retaining ring x x x x 11 Screw stud 3 x x x x 12 Hexagon nut 3 x x x x 13 Parallel pin x x 14 Hexagon head screw x x 16 Parallel key x x x x 17 Split retaining ring x x 19 Coupling ring x 21 Stop ring x x 22 Split stop ring x x 30 Part 30 x 36 Parallel key 4 x x X x Table 11 1 Spare parts list 1 availabe only with sizes 840 and 970 2 Instead of screw studs hexagon nuts bolts hexagon screws are used in the case of sizes 840 and 970 3 Instead of screw studs hexagon nuts hexagon screws cylinder pins are used in case of size 970
39. le East Sales Office IMES Sanayi Sitesi E Blok 502 Sokak No 22 81260 Dudullu Istanbul Phone 90 0 2 16 4 99 66 23 Fax 90 0 2 16 3 64 59 13 E mail meso flendertr com SAUDI ARABIA South Gulf Co Al Khobar Dahran Str Middle East Trade Center ard floor Flat 23 P O Box 20434 31952 Al Khobar Phone 966 0 3 8 87 53 32 Fax 966 0 3 8 87 53 31 E mail adelameenOhotmail com SINGAPORE Flender Singapore Pte Ltd 13 A Tech Park Crescent Singapore 637843 Phone 65 0 68 97 94 66 Fax 65 0 68 97 94 11 E mail flender singnet com sg www flender com sg SYRIA Misrabi Co amp Trading Mezzeh Autostrade Transportation Building 4 A 5 Floor P O Box 12450 Damascus Phone 963 0 11 6 11 67 94 Fax 963 0 11 6 11 09 08 E mail ismael misrabi gmx net TAIWAN A Friedr Flender AG Taiwan Branch Company 1F No 5 Lane 240 Nan Yang Street Hsichih Taipei Hsien 221 Phone 886 0 2 26 93 24 41 Fax 886 0 2 26 94 36 11 E mail flender tw flender com tw THAILAND Flender Singapore Pte Ltd Representative Office 23 F M Thai Tower All Seasons Place 87 Wireless Road Phatumwan Bangkok 10330 Phone 66 0 2 6 27 91 09 Fax 66 0 2 6 27 90 01 E mail christian beckers flender th com VIETNAM Flender Singapore Pte Ltd Representative Office Suite 6 6A 16F Saigon Tower 29 Le Duan Street District 1 Ho Chi Minh City Vietnam Phone 84 0 8 8 23
40. nd ENS can also be ordered without coupling part 1 Flanges brake disks etc can then be screwed directly on the coupling ring using existing threaded bores The design of the screw connection must be checked by the customer FLENDER recommend the use of screws of min quality class 8 8 Coupling ring 9 19 5 da k s t Number Size h8 140 140 120 M 8 13 6 180 180 158 M 10 16 6 220 220 196 M 10 16 8 270 270 244 M12 18 8 320 320 288 M 16 24 8 375 375 342 M 16 24 8 430 430 390 M 20 30 8 500 500 460 M 20 30 10 590 590 542 M 24 36 10 690 690 642 M 24 36 12 840 840 780 M 30 46 12 970 950 880 M 36 53 15 Table 1 5 Connecting dimensions for flanges brake disks etc BA 3300 EN 01 04 8 34 FLENDER 1 6 Performance data S Speed Axial Radial Rated Maximum Fatigue A i F spring spring dynamic torsional stiffness Crayn torque torque torque Nmax rigidity rigidity Size 1x 0 75x 0 5x 0 25x Ox TKN Tkmax Tkw GG Steel Ca C Ta TKN TRN Tari TKN Nm Nm Nm 1 min 1 min N mm N mm Nm rad Nm rad Nm rad Nm rad Nm rad 1 100 300 40 130 170 1400 1100 890 520 140 4900 2 160 480 64 160 190 2250 1800 1400 830 a a 1 250 750 100 saia 250 310 3300 2750 2150 1250 450 2 400 1200 160 300 350 5300 4300 3400 2000 700 556 1 560 1680 224 5000 380 450 7500 6200 4900 2800 950
41. nder AG Branch Office c o Auto Profi GmbH Alabin Str 52 1000 Sofia Phone 359 0 2 9 80 66 06 Fax 359 0 2 9 80 33 01 E mail sofia auto profi com CROATIA SLOVENIA BOSNIA HERZEGOVINA A Friedr Flender AG Branch Office c o HUM Naklada d o o Mandroviceva 3 10000 Zagreb Phone 385 0 1 230 60 25 Fax 385 0 1 230 60 24 E mail flender hi hinet hr CZECH REPUBLIC A Friedr Flender AG Branch Office Hotel DUO Teplicka 17 19000 Praha 9 Phone 420 0 2 83 88 23 00 Fax 420 0 2 83 88 22 05 E mail flender_pumprla hotelduo cz DENMARK Flender Scandinavia A S Rugmarken 35 B 3520 Farum Phone 45 70 22 60 03 Fax 45 44 99 16 62 E mail kontaktOflenderscandinavia com www flenderscandinavia com ESTHONIA LATVIA LITHUANIA Flender Branch Office Addinol Mineral l Marketing OU Suur S jam e 32 11415 Tallinn Esthonia Phone 372 0 6 27 99 99 Fax 372 0 6 27 99 90 E mail flender addinol ee www addinol ee FINLAND Flender Oy Ruosilantie 2 B 00390 Helsinki Phone 358 0 9 4 77 84 10 Fax 358 0 9 4 36 14 10 E mail webmaster flender fi www flender fi FRANCE Flender s a r l 3 rue Jean Monnet B P 5 78996 Elancourt Cedex Phone 33 0 1 30 66 39 00 Fax 33 0 1 30 66 35 13 E mail sales flender fr SALES OFFICES Flender s a r l 36 rue Jean Broquin 69006 Lyon Phone 33 0 4 72 83 95 20 Fax 33 0 4 72 83 95 39
42. nder es www flender es SWEDEN Flender Scandinavia Asenv gen 2 44339 Lerum Phone 46 0 302 1 25 90 Fax 46 0 302 1 25 56 E mail kontaktOflenderscandinavia com www flenderscandinavia com SWITZERLAND Flender AG Zeughausstr 48 5600 Lenzburg Phone 41 0 62 885 76 00 Fax 41 0 62 88576 76 E mail info flender ch www flender ch TURKEY Flender G c Aktarma Sistemleri Sanayi ve Ticaret Ltd Sti IMES Sanayi Sitesi E Blok 502 Sokak No 22 81260 Dudullu Istanbul Phone 90 0 2 16 4 66 51 41 Fax 90 0 2 16 3 64 59 13 E mail cuzkan flendertr com www flendertr com UKRAINE A Friedr Flender AG Branch Office c o DIV Deutsche Industrie vertretung Prospect Pobedy 44 252057 Kiev Phone 380 0 44 4 46 80 49 Fax 380 0 44 2 30 29 30 E mail flender div kiev ua UNITED KINGDOM amp EIRE Flender Power Transmission Ltd Thornbury Works Leeds Road Bradford West Yorkshire BD3 7EB Phone 44 0 12 74 65 77 00 Fax 44 0 12 74 66 98 36 E mail flenders flender power co uk www flender power co uk BA 3300 EN 01 04 31 34 FLENDER SERBIA MONTENEGRO ALBANIA MACEDONIA A Friedr Flender AG Branch Office c o G P Inzenjering d o o Ill Bulevar 54 19 11070 Novi Beograd Phone 381 0 11 60 44 73 Fax 381 0 11 3 11 67 91 E mail flender eunet yu AFRICA NORTH AFRICAN COUNTRIES Please refer to Flender s a r l 3 rue Jean Monnet B P 5 7
43. ngineering applications The coupling serves to transmit power and torque between two shafts or flanges connected by this coupling The coupling is designed only for the application described in section 1 Technical data Other operating conditions must be contractually agreed The coupling described in these Instructions reflects the state of technical development at the time these Instructions went to print In the interest of technical progress we reserve the right to make changes to the individual assemblies and accessories which we regard as necessary to preserve their essential characteristics and improve their efficiency and safety Copyright The copyright to these Operating Instructions BA is held by FLENDER AG These Operating Instructions BA must not be wholly or partly reproduced for competitive purposes used in any unauthorised way or made available to third parties without our agreement Technical enquiries should be addressed to the following works FLENDER AG Telephone 02871 92 2868 D 46393 Bocholt Telefax 02871 92 2579 or to one of our customer service addresses A list of our customer service addresses is given in section 11 Spare parts customer service addresses Safety notes Proper use e The coupling has been manufactured in accordance with the state of the art and is delivered in a condition for safe and reliable use Any changes on the part of the user which may affect safety and reliability ar
44. nish bore Axial fastening Balancing General information on installation Mounting the coupling parts Alignment Angular misalignment Radial misalignment Axial misalignment Permissible shaft misalignment values Assignment of tightening torques Start up Procedure before start up Operation General operating data COANOOS A 11 11 11 11 11 12 12 12 12 13 13 13 13 13 13 14 14 14 15 15 16 16 16 16 16 16 16 17 18 18 19 19 20 20 20 20 20 BA 3300 EN 01 04 2 34 FLENDER 9 1 9 2 9 3 9 3 1 9 3 2 9 3 3 10 10 1 10 2 10 3 11 11 1 11 2 11 3 12 Faults causes and remedy General Possible faults Incorrect use Possible faults when selecting the coupling or coupling size Possible faults when installing the coupling Possible faults in maintenance Maintenance and repair Maintenance Replacement of the elastic rings on types ENG ENGS and EFG EFGS Replacement of the elastic rings on types EN ENS and EF EFS Spare parts customer service addresses Spare parts list of types ENG ENGS EFG EFGS Spare parts list of types EN ENS EF EFS Spare part and customer service addresses Declaration by the manufacturer 21 21 21 22 22 22 22 23 23 24 25 26 27 28 29 34 BA 3300 EN 01 04 3 34 FLENDER 1 Technical data If a dimensioned drawing has been made out for the coupling the data in this aution drawing must be
45. st be replaced BA 3300 EN 01 04 23 34 FLENDER 10 2 Replacement of the elastic rings on types ENG ENGS and EFG EFGS 36 1314 1 7 9 11 5 171012 6 8 16 2 4 36 7 311 5 171012 6 8 16 2 ENG ENGS 19 21 22 30 21 22 Only original ELPEX elastic rings must be used for replacement for the elastic ring 5 in order to guarantee troublefree torgue transmission and faultfree operation Note The elastic rings 5 can be replaced without the need of moving the coupled machines After removal of the nuts 8 12 the retaining rings 6 10 can be removed up to the hub end if possible even further Pull back and remove the now exposed elastic ring 5 Remove the two part retaining ring 17 two part stop ring 22 On sizes 840 and 970 of types ENG and EFG remove the adaptor ring 4 and place with the retaining rings 6 10 On type ENGS pull out the stop ring 21 and place with the retaining rings 6 10 Remove parallel key 36 Pull back anbd remove the elastic ring 5 Before reassembly clean the area for mounting the elastic rings 5 and check the parallel pins 7 11 for firm seating If necessary resecure with Loctite e g Loctite Type 242 Clean and degrease screws carefully Allow grease solvent to evaporate Assembly takes place with the new elastic rings 5 in reverse order and by observing the following points Before fitting the second half of the elastic ring 5
46. t The operation of the coupling must not be impaired by the safeguard The drive unit must be shut down as soon as changes to the coupling are detected during operation If the coupling is intended for installation in plant or equipment the manufacturer of such plant or equipment must ensure that the contents of the present Operating Instructions are incorporated in his own instructions e All spare parts must be obtained from FLENDER Warnings and symbols used in these Instructions This symbol indicates safety measures which must be observed to avoid personal injury This symbol indicates safety measures which must be observed to avoid damaging aution the coupling Note This symbol indicates general operating instructions which are of particular importance Handling and storage Scope of supply The products supplied are listed in the despatch papers Check immediately on receipt to ensure that all the products listed have actually been delivered Parts damaged during transport or missing parts must be reported in writing immediately ELPEX couplings are supplied with finished bore and in pre assembled condition BA 3300 EN 01 04 12 34 FLENDER 4 2 4 3 4 3 1 4 3 2 4 3 2 1 4 3 2 2 Handling When handling FLENDER products use only lifting and handling equipment of sufficient load bearing capacity Note The coupling must be transported using suitable transport equipment only Different forms of p
47. t 21F Nakasa 2 6 Mihama ku Chiba shi Chiba 261 7121 Phone 81 0 43 2 13 39 30 Fax 81 0 43 2 13 39 55 E mail contact Gflender japan com KOREA Flender Ltd 7in FI Dorim Bldg 1823 Bangbae Dong Seocho Ku Seoul 137 060 Phone 82 0 2 34 78 63 37 Fax 82 0 2 34 78 63 45 E mail flender unitel co kr KUWAIT South Gulf Company Al Reqai Plot 1 Block 96 P O Box 26229 Safat 13123 Phone 965 0 4 88 39 15 Fax 965 0 4 88 39 14 E mail adelameenOhotmail com LEBANON Gabriel Acar amp Fils s a r l Dahr el Jamal Zone Industrielle Sin el Fil B P 80484 Beyrouth Phone 961 0 1 49 82 72 Fax 961 0 1 49 49 71 E mail gacar beirut com MALAYSIA Flender Singapore Pte Ltd Representative Office 37 A 2 Jalan PJU 1 39 Dataran Prima 47301 Petaling Jaya Selangor Darul Ehsan Phone 60 0 3 78 80 42 63 Fax 60 0 3 78 80 42 73 E mail flender tm net my PAKISTAN Please refer to A Friedr Flender AG 46393 Bocholt Phone 49 0 28 71 92 22 59 Fax 49 0 28 71 92 15 16 E mail ludger wittag flender com PHILIPPINES Flender Singapore Pte Ltd Representative Office 28 F Unit 2814 The Enterprise Centre 6766 Ayala Avenue corner Paeso de Roxas Makati City Phone 63 0 2 8 49 39 93 Fax 63 0 2 8 49 39 17 E mail roman flender com ph BAHRAIN IRAQ JORDAN LYBIA OMAN QATAR U A E YEMEN Please refer to A Friedr Flender AG Midd
48. tion Then fit the coupling guard to prevent unintentional contact Operation General operating data During operation of the coupling watch for changes in running noise sudden shocks If any irregularities are noticed during operation switch the drive assembly off aution at once Determine the cause of the fault using the table in section 9 This table contains a list of possible faults their causes and suggested remedies If the cause cannot be identified or the unit repaired with the facilities available you are advised to contact one of our customer service offices for specialist assistance see section 11 BA 3300 EN 01 04 20 34 FLENDER 9 1 9 2 Faults causes and remedy General The following irregularities can serve as a guide for fault tracing Where the system is a complex one all the other component units must be included when tracing faults The coupling must run with little noise and without vibration in all operating phases Irregular behaviour must be treated as a fault requiring immediate remedy FLENDER will not be bound by the terms of the guarantee or otherwise be aution responsible in cases of improper use of the coupling modifications carried out without FLENDER s agreement or use of spare parts not supplied by FLENDER IN When remedying faults and malfunctions the gear unit must always be taken out of service Secure the drive unit to prevent it from being started up uninten
49. tionally Attach a warning notice to the start switch Possible faults Malfunctions Causes Remedy Sudden changes in Change of alignment take the system out of service the noise level and or sudden vibrations if necessary rectify causes of alignment change e g tighten loose foundation bolts Check and if necessary adjust alignment see section 6 Wear check procedure as described in section 10 Elastic rings 5 worn take the system out of service Demount coupling and remove remains of elastic rings 5 Check and replace damaged coupling parts Place new elastic rings 5 use associated halves only Assembly of coupling according to section 6 and section 7 Table 9 2 Possible faults BA 3300 EN 01 04 21 34 FLENDER 9 3 9 3 1 9 3 2 9 3 3 Incorrect use Experience has shown that the following faults can result in incorrect use of the ELPEX coupling In addition to observing the other instructions in this BA care must therefore be taken to avoid these faults Failure to observe these instructions may result in breakage of the coupling Danger from flying fragments Caution Incorrect use of the ELPEX coupling can result in damage to the coupling Caution Coupling damage may result in stoppage of the drive and the entire system li Possible faults when selecting the coupling or coupling size e Important information for describing the drive and the
50. ue have been vulcanised The elastic rings 5 are available in two designs which differ in the number of double thread inlays vulcanised in This enables two different torques to be transmitted per size This distinction is indicated by 1 or 2 in the size designation BA 3300 EN 01 04 15 34 FLENDER 6 1 6 1 1 6 2 6 3 Assembly Instructions for applying the finished bore and fitting the axial retaining means set screws and balancing Finish bore ELPEX couplings are supplied with finished bore and with fitted keyway Axial fastening Axial securing of the coupling halves is effected by means of set screws or end plates Set screws with cup points to DIN 916 must be used when replacing the set screws The length of the set screw must be selected so that it fills the threaded hole but does not project from the hub Lmin set screw diameter x 1 2 Set screw size M5 M6 M8 M10 M12 M16 M20 M24 M30 Tightening torque Ta 3 4 8 15 25 70 130 230 470 Table 6 1 2 Tightening torques of the set screws Balancing ELPEX coupling are executed to customer specifications or in accordance with half parallel keyway agreement DIN ISO 8821 with balancing quality G16 DIN ISO 1940 General information on installation During assembly the Safety Instructions in Section 3 must be observed Assembly and installation work must be done with great care by trained and qualified personne
51. ypes EFG and EFGS the elastic rings 5 connect part 3 3 part 30 30 to part 2 2 The elastic rings 5 are fastened in the groove in the coupling ring 9 19 of part 3 3 30 30 by a retaining ring 10 set screws 11 and nuts 12 Fastening on part 2 2 is done by clamping between the raised flange of part 2 2 and the retaining ring 6 using set screws 7 and nuts 8 The retaining ring 17 stop ring 22 between the two elastic rings 5 is also in two parts enabling the fitting and demounting of the split elastic rings 5 to be carried out without moving the coupled machines Types ENGS and EFGS are fitted with a fail safe device The stop rings 21 22 are provided with cams engaging in one another which come into contact with one another only if a maximum torque is well exceeded or if the elastic rings 5 are irreparably damaged This fail safe device enables emergency operation with a limited torque Types ENG and ENGS are also available without part 1 1 and can be flange mounted direct see section 1 item 1 BA 3300 EN 01 04 14 34 FLENDER 5 3 5 4 Types EN ENS and EF EFS 1314 1 7 9 11 5 1012 6 8 2 7 3 1 5 1012 6 8 2 EF EFS 19 21 20 On types EN and ENS the elastic rings 5 connect part 1 1 to part
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