Siemens FLENDER N-EUPEX D Page 1 Operating Instructions Manual Download

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FLENDER couplings

FLENDER N-EUPEX®

couplings

Types D, E
and M

Operating instructions
BA 3102 en 02/2016

Summary of Contents for FLENDER N-EUPEX D

Page 1: ...FLENDER couplings FLENDER N EUPEX couplings Types D E and M Operating instructions BA 3102 en 02 2016 ...

Page 2: ...s Types D E and M Operating instructions Translation of the original operating instructions Technical data Declarations Stocking spare parts Maintenance and repair Faults causes and remedy Start up and operation Fitting General notes 1 8 7 6 5 4 3 2 ...

Page 3: ...result in serious injury or death WARNING Imminent damage to the product The notes indicated by this symbol are given to prevent damage to the product Disregarding these notes may result in material damage NOTE The notes indicated by this symbol must be treated as general operating information Disregarding these notes may result in undesirable results or conditions WARNING Hot surfaces The notes i...

Page 4: ...r designations used in these instructions may be trademarks the use of which by third parties for their own purposes may infringe holders rights Exclusion of liability We have checked the content of the instructions for compliance with the hard and software described Nevertheless variances may occur and so we can offer no warranty for complete agreement The information given in these instructions ...

Page 5: ...Angular misalignment 15 3 6 3 Radial misalignment 15 3 7 Alignment 16 3 8 Shaft displacement values during operation 16 3 9 Assignment of the tightening torques and wrench widths 17 4 Start up and operation 17 5 Faults causes and remedy 18 5 1 Possible cause of fault 18 5 2 Incorrect use 18 5 2 1 Frequent faults when selecting the coupling and or coupling size 18 5 2 2 Frequent faults when fitting...

Page 6: ...e dimensioned drawing 1 1 Speeds geometric data and weights 10 4 U1 NL2 DFN DFK D2 ND2 S1 DA DFA FB ZF x DFB U2 Fig 1 Type E Table 1 Speeds geometric data and weights of type E Size Speed Max bore Weight nmax D2 DA ND2 NL2 U2 S1 DFA DFN DFK FB ZF DFB U1 m 1 h8 H7 optional 2 1 min mm mm mm mm mm mm mm mm mm mm mm mm mm mm kg 68 7000 28 68 50 20 8 2 4 90 34 80 7 6 5 5 M5 20 0 63 80 6000 38 80 68 30 ...

Page 7: ... 3 200 3400 75 200 122 80 32 2 6 248 120 224 16 8 14 M12 47 53 14 7 225 3000 85 225 138 90 38 2 6 274 135 250 16 8 14 M12 52 61 19 5 250 2750 95 250 155 100 42 3 8 314 150 282 20 8 18 M16 60 69 28 280 2450 105 280 172 110 42 3 8 344 170 312 20 8 18 M16 65 73 35 315 2150 100 120 315 165 200 125 47 3 8 380 200 348 22 9 18 M16 70 78 47 50 350 2000 110 140 350 180 230 140 51 3 8 430 225 390 25 9 22 M2...

Page 8: ...20 16 47 29 5 225 3000 85 225 164 78 2 6 274 466 7 135 16 52 35 250 2750 90 250 159 69 3 8 314 571 5 150 20 60 43 280 2450 100 280 168 60 3 8 344 571 5 170 20 65 57 315 2150 120 315 175 46 5 3 8 380 571 5 200 22 70 71 4 350 2000 4 110 4 140 350 4 180 4 230 4 140 3 8 430 571 5 225 25 74 43 1 Maximum bore with keyway to DIN 6885 1 2 Flange outside diameter DFA bolt hole circle diameter DFK number ZF...

Page 9: ...se at high temperature black flexible elements with red stripe 10 C to 100 C NBR 80 Shore A Special electrically insulating green flexible elements 30 C to 80 C Electrically insulating flexible elements green are approved for explosion groups IIA and IIB High temperature flexible elements red marking are not approved for use in potentially explosive areas 2 Notes 2 1 Safety instructions and genera...

Page 10: ...nhorst 100 46395 Bocholt Tel 49 0 2871 92 0 Fax 49 0 2871 92 2596 2 2 Marking of the coupling parts for use in potentially explosive zones Couplings which are ordered in Atex configuration have the following marking on the outer circumference of coupling part 10 Siemens AG II 2G T4 T5 T6 D120 C 46393 Bocholt Germany 50 C 30 C Ta 80 C 50 C 40 C FLENDER couplings N EUPEX year built I M2 Coupling par...

Page 11: ...perature max 80 C T4 108 C max 50 C T5 80 C max 40 C T6 68 C Equipment group I underground applications of the category M2 Explosion group IIA or IIB in case of electrically insulating flexible elements If they are to be used below ground in potentially explosive areas the couplings must only be used with drive motors which can be switched off on occurring of an explosible atmosphere The machines ...

Page 12: ...t 9 Table 6 Fit recommendation for bores with parallel key connection Description Push fit Press fit Interference fit not suitable for reversing operation suitable for reversing operation Shaft tolerance j6 h6 h6 k6 m6 n6 h6 Bore tolerance H7 J7 K7 H7 H7 H7 M7 The fit assignment m6 H7 is particularly suitable for many applications Failure to observe these instructions may result in breakage of the...

Page 13: ... table 8 The set screw is intended to fill out the screw thread as much as possible and must not project beyond the hub Alternatively use end plate as regards recess contact Siemens d1 e4 e3 d1 2 1 e9 d1 d1 e10 W2 W2 3 4 Fig 5 Position of the set screw 1 Coupling part 2 2 Coupling part 4 3 Coupling part 9 set screw on keyway 4 Coupling part 9 set screw offset approx 180 relative to the keyway arra...

Page 14: ...c application however min G16 to DIN ISO 1940 Balancing prescription to DIN ISO 8821 of the shaft must be observed Balancing bores must not affect the load bearing capacity of the coupling parts The balancing bores must be applied on a large radius with sufficient distance to the lands pockets of the flexible elements cams and the outer circumference 3 5 Fitting the coupling parts Unscrew the set ...

Page 15: ... part 10 to the mating part must be designed in accordance with the design guidelines applying e g VDI 2230 The customer is responsible for the correct construction of this connection If necessary re fit flexible elements 5 Observe the temperature range see table 4 Align the coupling as described in item 3 6 3 6 Possible misalignments 1 3 2 S2max S2min S2max S2min ΔKa ΔKw ΔKr Fig 6 Possible misali...

Page 16: ...Shaft displacement values ΔSperm and ΔKperm maximum permissible during operation stated in mm rounded Size Coupling speed in 1 min 250 500 750 1000 1500 2000 3000 4000 5000 68 0 4 0 3 0 25 0 2 0 2 0 15 0 15 0 1 0 1 80 0 4 0 3 0 25 0 2 0 2 0 15 0 15 0 1 0 1 95 0 5 0 35 0 25 0 25 0 2 0 2 0 15 0 1 0 1 110 0 5 0 35 0 3 0 25 0 2 0 2 0 15 0 1 0 1 125 0 5 0 4 0 3 0 25 0 25 0 2 0 15 0 15 0 1 140 0 6 0 4 0...

Page 17: ...280 185 14 315 200 14 350 260 17 400 340 17 440 410 17 480 550 19 520 670 19 4 Start up and operation Bolt tightening torques for the coupling and tightening torques for the foundation bolts of the coupled machine must be checked before start up Enclosures coupling protection contact guard must be fitted Overload conditions during start up cannot be excluded If the coupling breaks through overload...

Page 18: ...to consideration The ambient temperature is not permissible Finished bore with inadmissible diameter and or inadmissible assigned fits Machining of parallel keyways of which the width across corners is greater than the width across corners of the parallel keyways to DIN 6885 1 with a maximum permissible bore The transmission capacity of the shaft to hub connection is not appropriate to the operati...

Page 19: ...ted The coupling guard used is not suitable 5 2 3 Frequent faults in maintenance Maintenance intervals are not being adhered to Original N EUPEX spare parts are not being used Old or damaged N EUPEX spare parts are being used Different N EUPEX flexible elements are being used Leakage in the vicinity of the coupling is not being identified and as a result chemically aggressive media are damaging th...

Page 20: ...eely accessible by rotating coupling part 2 To facilitate the release of coupling part 3 on sizes 440 to 520 forcing off threads are provided in coupling part 3 Fig 8 Releasing coupling part 3 The flexible elements 12 must be replaced in sets Only identical flexible elements 12 may be used For re assembly the instructions in sections 3 and 4 must be observed 6 3 Demounting the coupling parts in ca...

Page 21: ...cteristics such as flange connection dimensions intermediate shaft length brake drum dimensions Any special details such as temperature electrically insulating 10 3 10 4 2 1 3 12 12 10 9 12 2 13 Fig 9 Spare parts drawing 1 Type D 2 Type E 3 Type M Table 12 Spare parts list Type D Type E Type M Part number Designation Part number Designation Part number Designation 2 Part 2 4 Part 4 9 Part 9 3 Part...

Page 22: ...27 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 29 effective until 19 04 2...

Page 23: ...ject to modifications Siemens AG 2011 Further Information FLENDER gear units on the Internet www siemens com gearunits FLENDER couplings on the Internet www siemens com couplings Service Support http support automation siemens com WW view en 10803928 133300 Lubricants http support automation siemens com WW view en 42961591 133000 ...

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