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FLENDER COUPLINGS

FAO, FAD, FAE, FAM, FADB, FADS, FAK, FAKB, FAR

Operating instructions 4600 en
Edition 10/2017

FLUDEX

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Summary of Contents for Flender FLUDEX 4600 FAD Series

Page 1: ...FLENDER COUPLINGS FAO FAD FAE FAM FADB FADS FAK FAKB FAR Operating instructions 4600 en Edition 10 2017 FLUDEX flender com ...

Page 2: ......

Page 3: ...ADB FADS FAK FAKB FAR Edition 10 2017 Technical data Spare parts customer service Maintenance and repair Faults causes and remedy Operation Start up Fitting Technical description Transport and storage Safety instructions General notes Declarations 1 12 11 10 9 8 7 6 5 4 3 2 ...

Page 4: ...warning note Qualified personnel The product system to which this documentation relates may be handled only by persons qualified for the work concerned and in accordance with the documentation relating to the work concerned particularly the safety and warning notes contained in those documents Qualified personnel must be specially trained and have the experience necessary to recognise risks associ...

Page 5: ...LUDEX couplings in potentially explosive areas 13 6 Fitting 13 6 1 Instructions for applying the finished bore and fitting the axial retaining means set screws and balancing 13 6 1 1 Finished bore 13 6 1 2 Parallel keyway 15 6 1 3 Axial fastening 15 6 1 4 Set screws 16 6 1 5 Balancing 17 6 2 General information on fitting 18 6 3 Mounting the coupling parts 18 6 4 Alignment 19 6 5 Possible misalign...

Page 6: ...d on coupling 28 10 4 Replacement of the flexible elements 28 10 5 Disassembling the FLUDEX coupling 29 10 5 1 Disassembling the sizes 222 to 342 29 10 5 2 Disassembling the sizes 395 to 590 30 10 6 Disassembling the FLUDEX coupling 31 10 7 Reassembling the FLUDEX coupling 31 10 8 Refitting the FLUDEX coupling 31 10 9 Filling quantities for FLUDEX FA couplings sizes 297 395 and 516 32 10 10 Fillin...

Page 7: ...es 1 3 Data relating specifically to the coupling The order specific data relating to a delivery are if known in case of an order listed on the title order releated page In this case this title page diverges from that published on the Internet The contents of the operating instructions are however in this case identical The order number serves as the coupling s ident number This number appears on ...

Page 8: ...condition for safe and reliable use It complies with the requirements in Directive 2014 34 EU The coupling must be used and operated strictly in accordance with the conditions laid down in the contract governing performance and supply agreed by Flender and the customer The coupling described in these instructions reflects the state of technical development at the time these instructions went to pr...

Page 9: ... this manual All work must be carried out with great care and with due regard to safety All work on the coupling 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 c...

Page 10: ...agile Keep dry Keep cool Centre of gravity Use no hand hook Attach here Fig 2 Transport symbols 4 3 Storage of the coupling 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 storage is provided for a protracted period the unit should be treated with a long term preservative agent on all outer surfaces...

Page 11: ... advantages of the compensating chamber 7 and the working chamber geometry to be utilised If locked or overloaded by the driven machine the coupling heats up until the fusing temperature of the safety fuse is reached When the safety fuse fuses the operating fluid escapes and the drive motor is disconnected from the driven machine To prevent the operating fluid spurting out electronically or mechan...

Page 12: ...th a fusing temperature of 110 C can be used on a coupling with Perbunan seals and a 140 C fusible safety plug A thermal circuit breaker with a fusing temperature of 140 C can be used on a coupling with Viton seals and a 160 C fusible safety plug A 160 C fusible safety plug can be used with an EOC system transmitter release temperature of 125 C including with Perbunan seals The type FAO includes o...

Page 13: ...ive or brake disk in conformity to the guidelines To be noted are amongst other things hazards from electrostatic charging and hot surfaces The use of V belts in conjunction with IIC gases is not permitted 6 Fitting Observe the instructions in section 3 Safety instructions The FLUDEX coupling is delivered exclusively with a finish bored and grooved hollow shaft 106 At the customer s express reques...

Page 14: ...uring equipment If other shaft hub connections e g taper or stepped bore are to be used instead of the flanged sleeve connections provided for Flender must be consulted Drive type fastenings with taper action are not permissible A IT8 IT6 Part 1 B IT8 C IT8 D IT8 B A C D IT6 IT6 IT6 B IT8 E F G H E IT8 F IT8 G IT8 H IT8 IT6 IT6 IT6 IT6 Part 2 Part 2 3 Part 5 Part 9 Brake drum 13 32 Brake disk 32 P...

Page 15: ...ing fragments The coupling then becomes an explosion hazard 6 1 2 Parallel keyway The parallel keyways must be designed in accordance with DIN 6885 1 If the keyway geometry deviates Flender must be consulted Taper keys or nose keys gib headed keys are not permissible The parallel keyways must be designed to suit the available parallel keys For parallel keyways the tolerance zone of the hub keyway ...

Page 16: ... d 1 d 1 d 1 d 1 d 1 Fig 6 Set screws Table 4 Set screw assignment and tightening torques of the set screws FLUDEX Size N EUPEX Size d 1 e 1 e 2 e 3 e 4 e 5 e 6 e 7 e 10 Tightening torque of the set screw Nm 222 110 M 6 9 18 25 12 25 9 4 297 125 M 8 20 12 20 25 12 40 12 8 342 140 M 8 13 15 22 30 12 40 15 8 395 225 M12 35 40 50 25 60 25 450 250 M16 40 45 55 25 85 70 516 315 M16 50 65 30 85 70 590 3...

Page 17: ...e bottom must however not be drilled right through On part 4 and part 9 the material must be removed from the end face between the cams Sufficient space must be left between the balancing hole and the cam to avoid weakening the cam connection On part 13 32 the brake surface must not under any circumstances be damaged Since the coupling part 3 the cam part is always in a balanced condition the coup...

Page 18: ...ling must be avoided 6 3 Mounting the coupling parts Before beginning installation the shaft ends the brake disk the flange surfaces and the coupling parts must be carefully cleaned and the shaft ends rubbed with a lubricant Before cleaning the N EUPEX coupling parts with solvent the flexible elements must be removed Observe manufacturer s instructions for handling solvent The coupling components ...

Page 19: ...ements are absolutely of identical size and have identical markings The coupling parts must be only at a maximum temperature of 80 C Move together the machines to be coupled Danger of squeezing Dimension S must be adhered to The tightening torques of the bolted connections of part 2 3 part 10 and part 32 are to be checked for tightening torques and distance dimension S see item 6 6 and section 1 I...

Page 20: ...isalignment ΔKw can be calculated as follows DKw perm in rad DS perm d 1 ΔSperm see item 6 5 4 DKw perm in degrees 180 p DS perm d 1 d1 corresponds to N EUPEX size in mm 6 5 3 Radial misalignment For the permissible radial misalignment ΔKrperm Fig 10 which depends upon the operating speed refer to item 6 5 4 6 5 4 Permissible shaft misalignment values for radial misalignment ΔKrperm and difference...

Page 21: ...rews for tightness check and if necessary adjust the alignment and the gap dimension S and check all screw connections for the specified tightening torques see section 1 and section 6 7 2 Fluid filling Only specifically permitted operating fluids may be used for operation below ground The behaviour and the efficiency of the FLUDEX coupling is decisively affected by the quantity of operating fluid ...

Page 22: ... a rise in slip and coupling temperature and ultimately to a fusing of the fusible safety plug 103 Then finally fit the clutch guard to prevent unintentional contact Faults in the drive e g locking of the output side may result in the coupling overheating If the fusing temperature of the fusible safety plug is reached the insert will melt and the hot operating fluid oil water escape The coupling p...

Page 23: ...ID N 45 Mobil DTE 22 Shell Tegula Öl 32 Rando Oil 32 Aral Vitam GF 22 BP Energol HL 32 HLP 32 Hyspin DSP22 DSP32 TERESSO 32 Mobil DTE 24 Shell Tellus Öl 22 Torque Fluid 32 Aral Vitam GF 32 BP Energol HLP D 32 Tribol 943 AW22 AW32 NUTO H 22 Mobil Vactra Oil Light Shell Tellus Öl C22 BP Bartran 32 NUTO H 32 Mobilfluid 125 Observe manufacturer s instructions when handling the operating fluid 7 2 2 Op...

Page 24: ...lts causes and remedy Observe the instructions in section 3 Safety instructions 9 1 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 requir...

Page 25: ...ating or locking Fit new fusible safety plugs with new sealing rings Refill the coupling as described in section 7 If the torque is being transmitted with worn N EUPEX flexible elements 12 and metal parts are consequently in contact proper operation within the meaning of the explosion protection requirements or Directive 2014 34 EU can no longer be guaranteed Measurement and assessment of the wear...

Page 26: ... is beyond the specified tolerance range Coupling sides are being interchanged i e their assignment to the specified drive direction is incorrect Specified axial fixtures are not fitted Specified tightening torques are not being adhered to Alignment shaft misalignment values do not match the operating instructions An incorrect operating fluid and or an incorrect quantity of operating fluid is bein...

Page 27: ... FLUDEX coupling to cool down sufficiently before beginning work 10 1 Changing the operating fluid Never change the operating fluid immediately after operation There is a risk of scalding Allow the coupling and the operating fluid to cool down The operating fluid must be changed in accordance with the specifications in table 9 When changing the operating fluid care must be taken that the old opera...

Page 28: ...s is the chord dimension ΔSV If the dimension ΔSV exceeds the value in table 10 the flexible elements 12 must be replaced The flexible elements must be replaced in sets Only identically marked flexible elements must be used ΔS V a d 1 Fig 11 Maintenance interval of the N EUPEX add on coupling Table 10 Wear mark FLUDEX Size 222 297 342 395 450 516 590 N EUPEX Size d1 110 125 140 225 250 315 315 Wea...

Page 29: ...13 To prevent the spindle seizing the pressure surface and the thread must be treated with a lubricant e g Molykote Spindle L Nut D G Fig 12 Disassembling the sizes 222 to 342 a Table 11 Dimensions of the threaded spindle and pulling off nut sizes 222 to 342 Size 222 297 342 Spindle thread G G 1 4 G 1 2 G 3 4 Nut collar Dh8 mm 30 45 55 Spindle length L mm FAO FAK FAKB FAD FADB FAE FAM FADS 200 305...

Page 30: ... Dimensions of the threaded spindle and external cylinder threads sizes 395 to 590 Size 395 450 516 590 Spindle thread G G 1 G 1 G 1 1 2 G 1 1 2 External cylinder thread K M68 x 2 M68 x 2 M100 x 2 M100 x 2 Spindle length L mm FAO FAK FAKB FAD FADB FAE FAM FADS 280 410 410 410 FAR 420 590 590 720 To prevent flexing and canting the spindle should be supported as shown The coupling is pulled off the ...

Page 31: ...eplaced every time the coupling is disassembled 10 7 Reassembling the FLUDEX coupling Reassembly is carried out in the reverse order note part marking The O ring 114 must be lightly greased to assist assembly The shaft sealing rings 111 132 are fitted with a grease filling between the dust and sealing lips Likewise on the design with an additional Fey laminar ring seal the space between the shaft ...

Page 32: ...7 9 6 8 4 1 3 5 2 9 2 6 7 5 17 0 8 5 7 4 6 9 3 8 3 2 2 8 2 4 11 18 7 16 0 8 1 7 6 6 6 3 5 3 0 2 5 15 20 3 17 3 8 9 8 2 7 1 3 8 3 3 2 7 18 21 4 18 0 15 7 8 6 7 4 4 0 3 4 2 8 2 4 22 19 0 16 5 15 4 7 8 6 6 3 6 3 0 2 5 30 20 6 17 8 16 6 8 5 7 2 6 3 3 2 2 7 2 4 Size 297 37 18 8 17 5 15 2 7 6 6 6 3 4 2 8 2 5 45 19 8 18 4 16 0 7 9 6 9 3 6 2 9 2 6 55 21 0 19 3 16 8 8 4 7 3 6 0 3 1 2 7 75 21 1 18 1 15 4 7 ...

Page 33: ... 4 3 1 6 1 3 1 1 11 13 4 11 2 9 7 6 4 5 5 4 7 4 1 1 5 1 2 1 0 Size 222 15 24 8 12 2 10 5 9 8 6 0 5 0 4 4 1 6 1 3 1 1 18 25 9 12 9 11 0 10 3 6 3 5 3 4 6 3 9 1 4 1 2 22 27 3 23 3 11 6 10 8 9 4 5 5 4 8 4 0 1 4 1 25 30 29 7 25 2 12 7 11 7 10 1 6 0 5 2 4 3 3 7 1 4 37 31 5 26 5 23 1 12 4 10 7 9 1 5 5 4 5 3 9 1 5 45 27 9 24 2 22 6 11 2 9 5 5 8 4 7 4 0 3 5 Size 342 55 29 5 25 5 23 7 11 9 10 0 8 8 5 0 4 2 ...

Page 34: ...pplied by us have not been tested or approved by us The installation and 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 will assume no liability or guarantee for damage caused by non genuine spare parts and accessories Please note that certain components often have special production...

Page 35: ...t 3 Part 3 N EUPEX 51 Retaining screw 124 Locking ring 4 Part 4 N EUPEX 125 O ring L 5 Part 5 101 Blade shell G 130 Hexagon head bolt 6 Part 6 N EUPEX 102 Cover 131 Hexagon nut 7 Part 7 N EUPEX 103 Fusible safety plug 132 Shaft sealing ring D 8 Brake disk 104 Sealing ring 134 Rolling bearing L 9 Part 9 N EUPEX 105 Bucket wheel E 135 O ring L 10 Part 10 N EUPEX 106 Hollow shaft G 140 Locking plate ...

Page 36: ...l G 117 Sealing thread D 133 Locking ring 102 Cover 119 Retaining ring E 134 Rolling bearing L 103 Fusible safety plug 120 V belt pulley 140 Locking plate 104 Sealing ring 121 Cheese head bolt 141 Retaining screw 105 Bucket wheel E 124 Locking ring 142 EOC transmitter 106 Hollow shaft G 125 O ring L 143 Threaded bush 107 Threaded insert E 126 Sleeve flange 151 Washer 109 Rolling bearing L 127 Chee...

Page 37: ...following standards EN 1127 1 2011 EN 13463 1 2009 EN 13463 5 2011 This declaration of conformity is issued under the sole responsibility of the manufacturer The object of the declaration described above is in conformity with the relevant Union harmonisation legislation Directive 2014 34 EU OJ L 96 29 03 2014 p 309 356 effective from 20 04 2016 00 00 a m Directive 94 9 EC OJ L 100 19 04 1994 p 1 2...

Page 38: ...FLENDER COUPLINGS FLUDEX Operating instructions 4600 en Edition 10 2017 Flender GmbH Alfred Flender Straße 77 46395 Bocholt GERMANY flender com ...

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