KTR-Group BoWex M Series Operating & Assembly Instructions

KTR-Group BoWex M Series Operating & Assembly Instructions

Non-failsafe curved-tooth gear couplings

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BoWex
Non-failsafe
curved-tooth gear couplings
types
junior plug-in coupling,
junior M coupling,
M und M...C
I
and their combinations
according to directive 2014/34/EU
Please observe protection
note ISO 16016.
BoWex
Operating/Assembly instructions
®
Drawn:
2019-07-01 Pz/Wb
Verified:
2019-07-23 Pz
®
Type junior plug-in coupling (two-part)
Type junior M coupling (three-part)
Type M and M...C
Type I
Replacing:
Replaced by:
KTR-N
40110 EN
Sheet:
1 of 22
Edition:
16
KTR-N dated 2017-01-02

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Summary of Contents for KTR-Group BoWex M Series

  • Page 1 KTR-N 40110 EN ® BoWex Sheet: 1 of 22 Operating/Assembly instructions Edition: ® BoWex Non-failsafe curved-tooth gear couplings types junior plug-in coupling, Type junior plug-in coupling (two-part) junior M coupling, M und M...C and their combinations according to directive 2014/34/EU Type junior M coupling (three-part) Type M and M...C Type I...
  • Page 2: Table Of Contents

    KTR-N 40110 EN ® BoWex Sheet: 2 of 22 Operating/Assembly instructions Edition: ® The BoWex curved-tooth gear coupling is a flexible shaft connection. It is able to compensate for shaft misalignment, for example caused by manufacturing inaccuracies, thermal expansion, etc. Table of contents Technical data Advice...
  • Page 3: Technical Data

    KTR-N 40110 EN ® BoWex Sheet: 3 of 22 Operating/Assembly instructions Edition: Technical data ® ® Illustration 1: BoWex junior plug-in coupling (two-part) Illustration 2: BoWex junior M coupling (three-part) Table 1: ® ® BoWex junior plug-in coupling and BoWex junior M coupling Torque [Nm] Finish bores [mm]...
  • Page 4 KTR-N 40110 EN ® BoWex Sheet: 4 of 22 Operating/Assembly instructions Edition: Technical data ® ® Illustration 3: BoWex type M Illustration 4: BoWex type I Table 3: ® BoWex type M and type I Size Pilot bore Max. Dimensions [mm] Setscrew [mm] finish...
  • Page 5: Advice

    KTR-N 40110 EN ® BoWex Sheet: 5 of 22 Operating/Assembly instructions Edition: Advice 2.1 General advice Please read through these operating/assembly instructions carefully before you start up the coupling. Please pay special attention to the safety instructions! ® The BoWex coupling is suitable and approved for the use in potentially explosive atmospheres.
  • Page 6: Intended Use

    KTR-N 40110 EN ® BoWex Sheet: 6 of 22 Operating/Assembly instructions Edition: Advice 2.4 Intended use You may only assemble, operate and maintain the coupling if you • have carefully read through the operating/assembly instructions and understood them • are technically qualified and specifically trained (e. g. safety, environment, logistics) •...
  • Page 7: Storage, Transport And Packaging

    KTR-N 40110 EN ® BoWex Sheet: 7 of 22 Operating/Assembly instructions Edition: Storage, transport and packaging 3.1 Storage The coupling hubs are supplied in preserved condition and can be stored at a dry and roofed place for 6 - 9 months.
  • Page 8 KTR-N 40110 EN ® BoWex Sheet: 8 of 22 Operating/Assembly instructions Edition: Assembly 4.1 Components of the couplings ® Components of BoWex junior M coupling Component Number Description Sleeve Setscrew DIN EN ISO 4029 ® Illustration 6: BoWex junior M coupling Type made of steel/nylon ®...
  • Page 9: Advice For Finish Bore

    KTR-N 40110 EN ® BoWex Sheet: 9 of 22 Operating/Assembly instructions Edition: Assembly 4.2 Advice for finish bore The maximum permissible bore diameters d (see chapter STOP 1 - technical data) must not be exceeded. If these figures are disregarded, the coupling may tear. Rotating particles may cause danger to life.
  • Page 10: Assembly Of The Hubs

    KTR-N 40110 EN ® BoWex Sheet: 10 of 22 Operating/Assembly instructions Edition: Assembly 4.3 Assembly of the hubs  We recommend to inspect bores, shaft, keyway and feather key for dimensional accuracy before assembly. Heating the hubs lightly (approx. 80 °C) allows for an easier mounting on the shaft. Please pay attention to the ignition risk in potentially explosive atmospheres! Touching the heated hubs causes burns.
  • Page 11: Displacements - Alignment Of The Couplings

    KTR-N 40110 EN ® BoWex Sheet: 11 of 22 Operating/Assembly instructions Edition: Assembly 4.4 Displacements - alignment of the couplings The displacement figures specified in tables 6 and 7 provide for sufficient safety to compensate for external influences like, for example, thermal expansion or foundation settling. In order to ensure a long service life of the coupling and avoid dangers with the use in potentially explosive atmospheres, the shaft ends must be accurately aligned.
  • Page 12: Start-Up

    KTR-N 40110 EN ® BoWex Sheet: 12 of 22 Operating/Assembly instructions Edition: Assembly 4.4 Displacements - alignment of the couplings ® ® Table 6: Displacement figures - BoWex junior plug-in coupling and BoWex junior M coupling Type junior plug-in coupling Type junior M Size Max.
  • Page 13: Breakdowns, Causes And Elimination

    KTR-N 40110 EN ® BoWex Sheet: 13 of 22 Operating/Assembly instructions Edition: Start-up If the couplings are used in locations subject to dust explosion and in mining the user must make sure that there is no accumulation of dust in a dangerous volume between the cover and the coupling.
  • Page 14 KTR-N 40110 EN ® BoWex Sheet: 14 of 22 Operating/Assembly instructions Edition: Breakdowns, causes and elimination General failures with use other than intended: • Important data for the coupling selection are not forwarded. • The calculation of the shaft-hub-connection is not considered. •...
  • Page 15: Disposal

    KTR-N 40110 EN ® BoWex Sheet: 15 of 22 Operating/Assembly instructions Edition: Breakdowns, causes and elimination Hazard notes for Breakdowns Causes potentially explosive Elimination atmospheres 1) Set the unit out of operation 2) Disassemble the coupling and remove remainders of the nylon sleeve ambient/contact 3) Inspect coupling components and replace temperatures which...
  • Page 16: Enclosure A

    KTR-N 40110 EN ® BoWex Sheet: 16 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres ® Enclosure A only valid for BoWex coupling. 9.1 Intended use in potentially explosive atmospheres Conditions of operation in potentially explosive atmospheres ®...
  • Page 17: Inspection Intervals For Couplings In Potentially Explosive Atmospheres

    KTR-N 40110 EN ® BoWex Sheet: 17 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres 9.2 Inspection intervals for couplings in potentially explosive atmospheres Equipment category Inspection intervals The torsional backlash of the coupling (see chapter 9.3 and 9.4) according to directive 2014/34/EU only has to be inspected if a failure of the coupling and consequently a standstill of the drive causes explosion hazard.
  • Page 18: Inspection Of Torsional Backlash

    KTR-N 40110 EN ® BoWex Sheet: 18 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres 9.3 Inspection of torsional backlash To inspect the torsional backlash the power pack which is switched off needs to be secured against accidental switch-on.
  • Page 19: Standard Values Of Wear

    KTR-N 40110 EN ® BoWex Sheet: 19 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres 9.4 Standard values of wear If the torsional backlash is  S [mm] / friction  X [mm], the nylon sleeves must be replaced.
  • Page 20: Marking Of Coupling For Potentially Explosive Atmospheres

    KTR-N 40110 EN ® BoWex Sheet: 20 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres marking of coupling for potentially explosive atmospheres ® The ATEX marking of the BoWex curved-tooth gear coupling is applied on the outer sheath or on the front side. For the complete marking refer to the operating/assembly instructions and/or the delivery note/package.
  • Page 21 KTR-N 40110 EN ® BoWex Sheet: 21 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres marking of coupling for potentially explosive atmospheres Substance group - gases, fogs and vapours: The marking with explosion group llC includes the explosion groups llA and llB. Substance group - dusts: The marking with explosion group lIlC includes the explosion groups lIlA and lIlB.
  • Page 22: Eu Certificate Of Conformity

    KTR-N 40110 EN ® BoWex Sheet: 22 of 22 Operating/Assembly instructions Edition: Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres 9.6 EU Certificate of conformity EU Certificate of conformity corresponding to EU directive 2014/34/EU dated 26 February 2014 and to the legal regulations The manufacturer - KTR Systems GmbH, D-48432 Rheine - states that the ®...

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