KTR-Group ROTEX GS Operating & Assembly Instructions Download Page 21 | Manualshive

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ROTEX

®

GS

Operating/Assembly instructions

KTR-N
Sheet:
Edition:

45510 EN
21 of 40
23

Please observe protection

note ISO 16016.

Drawn:

2020-02-10 Pz/Ht

Replacing:

KTR-N dated 2019-11-22

Verified:

2020-02-10 Pz

Replaced by:

Components of ROTEX

®

GS clamping hubs, hub type 2.0, 2.1, 2.5 or 2.6

Component

Quantity

Description

1

2

Clamping hub

2

1

Spider

3

2

Cap screw DIN EN ISO 4762

Illustration 14: ROTEX

®

GS clamping hub



Hubs, clamping hubs or similar types without feather keyway may be used in category 3
only and are marked with category 3 accordingly.

Components of ROTEX

®

GS Compact, hub type 2.8 or 2.9

Component

Quantity

Description

1

2

Clamping hub C

2

1

Spider

3

2 / 4

Cap screw DIN EN ISO 4762

Illustration 15: ROTEX

®

GS Compact

(size 7 - 19)

Illustration 16: ROTEX

®

GS Compact

(size 24 - 38)

Hubs, clamping hubs or similar types without feather keyway may be used in category 3
only and are marked with category 3 accordingly.

4

Assembly

4.1 Components of the coupling

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Summary of Contents for ROTEX GS

Page 1: ...2020 02 10 Pz Replaced by ROTEX GS Torsionally flexible jaw couplings type shaft coupling clamping hubs Compact clamping ring hubs light clamping ring hubs DKM and their combinations according to directive 2014 34 EU ROTEX GS shaft coupling ROTEX GS clamping hubs ROTEX GS Compact ROTEX GS clamping ring hubs light ROTEX GS clamping ring hubs steel ROTEX GS clamping ring hubs ROTEX GS DKM ...

Page 2: ...al hazard warnings 18 2 4 Intended use 18 2 5 Coupling selection 19 2 6 Reference to EC Machinery Directive 2006 42 EC 19 3 Storage transport and packaging 19 3 1 Storage 19 3 2 Transport and packaging 19 4 Assembly 20 4 1 Components of the coupling 20 4 2 Advice for assembly 23 4 3 Advice for finish bore 23 4 4 Assembly of the hubs hub type 1 0 1 1 and 1 2 24 4 5 Assembly of the clamping hubs hub...

Page 3: ... Replaced by 10 Enclosure A Advice and instructions regarding the use in potentially explosive atmospheres 34 10 1 Intended use in potentially explosive atmospheres 35 10 2 Inspection intervals for couplings in potentially explosive atmospheres 36 10 3 Standard values of wear 37 10 4 marking of couplings for potentially explosive atmospheres 38 10 5 EU Declaration of conformity 40 Table of content...

Page 4: ...19 standard Type 2 6 Clamping hub double slot with feather keyway from size 19 standard Illustration 1 Types of hubs Type 2 8 Compact 1 Short clamping hub C with axial slot without feather keyway from size 24 standard size 7 19 single slot Type 2 9 Compact Short clamping hub C with axial slot with feather keyway from size 24 standard size 7 19 single slot Type 6 0 light Clamping ring hub light siz...

Page 5: ...0 1175 1527 75 1920 2400 3120 90 3600 4500 5850 1 Maximum torque of the coupling TKmax rated torque of the coupling TK rated x 2 For coupling selection see catalogue drive technology ROTEX GS 2 When using the spider 72 ShD we recommend to use hubs made of steel Table 2 Finish bores Size Unbore d Finish bore mm dmin dmax for hub type 1 0 1 1 1 2 2 0 2 1 2 5 2 6 2 8 2 9 6 0 light 6 0 5 2 6 5 5 7 3 7...

Page 6: ... M N E b s a G t Hub material aluminium 5 10 15 5 5 4 0 5 4 0 M2 2 5 7 14 22 7 8 6 1 0 6 0 M3 3 5 9 20 7 2 30 10 10 8 1 0 1 5 M4 5 0 12 25 8 5 34 11 12 10 1 0 3 5 M4 5 0 14 30 10 5 35 11 13 10 1 5 2 0 M4 5 0 19 40 18 66 25 16 12 2 0 3 0 M5 10 24 55 27 78 30 18 14 2 0 3 0 M5 10 28 65 30 90 35 20 15 2 5 4 0 M8 15 38 80 38 114 45 24 18 3 0 4 0 M8 15 Hub material steel 42 85 95 46 126 50 28 26 20 3 0 ...

Page 7: ...5 8 5 34 11 12 10 1 0 3 5 M3 5 0 9 0 27 5 1 34 14 30 10 5 35 11 13 10 1 5 2 0 M3 5 0 11 5 32 2 1 34 19 40 18 66 25 16 12 2 0 3 0 M6 2 11 0 14 5 2 46 0 10 5 2 24 55 27 78 30 18 14 2 0 3 0 M6 10 5 20 0 57 5 10 5 28 65 30 90 35 20 15 2 5 4 0 M8 11 5 25 0 73 0 25 38 80 38 114 45 24 18 3 0 4 0 M8 15 5 30 0 83 5 25 Hub material steel 42 85 95 46 126 50 28 26 20 3 0 4 0 M10 18 32 0 93 5 69 48 95 105 51 1...

Page 8: ... 26 26 37 39 100 88 Ø12 6 3 6 7 27 28 33 35 91 80 Ø14 7 6 31 33 63 29 76 68 116 Ø15 8 0 33 35 67 67 27 70 63 108 80 Ø16 8 5 35 37 71 71 25 65 58 100 75 Ø18 39 41 79 79 57 51 88 66 Ø19 41 43 82 83 188 54 48 83 62 129 Ø20 42 45 86 87 197 51 45 78 59 122 Ø22 48 94 95 214 41 70 53 110 Ø24 52 101 102 231 37 63 48 100 Ø25 54 105 106 240 356 35 61 46 95 130 Ø28 59 115 117 264 394 31 53 40 84 115 Ø30 122 ...

Page 9: ...0 Bore Ø Transmittable friction torque TR of clamping hub Nm Surface pressure N mm2 Ø48 417 624 646 655 1242 1985 45 62 53 45 76 100 Ø50 431 646 668 677 1287 2057 43 59 51 43 73 95 Ø55 699 724 734 1396 2235 53 45 38 65 86 Ø60 778 789 1503 2409 41 34 59 77 Ø65 830 842 1607 2579 37 31 54 71 Ø70 882 895 1709 2746 34 29 49 65 Ø75 946 1810 2911 26 45 60 Ø80 1908 3072 42 56 Ø85 2005 3231 39 52 Ø90 3387 ...

Page 10: ...2 DH DK L l1 l2 E b s dh t e M TA Nm 7 14 16 6 18 5 8 6 1 2 5 5 0 M2 0 37 8 15 17 3 20 7 6 5 0 5 6 2 4 0 5 4 M2 0 52 9 20 21 3 24 7 10 8 1 3 5 6 7 M2 5 0 76 12 25 26 2 26 7 12 10 1 3 5 8 3 M3 1 34 13 25 25 7 26 8 10 8 1 10 4 0 8 0 M3 1 9 14 30 31 6 1 32 9 5 13 10 1 5 4 5 10 0 1 M4 1 2 9 1 16 30 32 10 3 11 4 9 4 1 14 5 3 10 5 M4 4 1 19 40 45 5 2 50 17 16 12 2 9 0 14 0 2 M6 2 10 2 24 55 57 5 54 18 1...

Page 11: ... 7 72 9 115 1 99 2 191 8 Ø9 2 4 4 2 4 9 8 2 8 7 25 0 38 6 67 2 64 8 94 3 88 2 155 7 Ø10 4 4 5 5 8 5 9 6 25 7 21 2 56 5 58 3 79 1 79 4 129 5 82 3 Ø11 4 6 6 0 8 8 10 5 26 3 23 3 48 5 53 0 67 6 72 2 109 9 74 8 Ø12 4 7 6 6 9 1 11 6 27 0 25 4 42 2 48 6 58 7 66 1 94 7 68 6 Ø14 5 8 13 5 28 4 29 7 54 4 27 2 56 7 73 1 58 8 92 0 Ø15 5 9 14 5 29 0 31 8 58 3 92 6 24 4 52 9 65 2 54 9 85 9 109 6 Ø16 6 1 15 4 29...

Page 12: ...5 2 0 M3 4 1 34 M3 19 40 18 66 25 18 16 12 2 0 3 0 M4 6 3 M4 24 55 27 78 30 22 18 14 2 0 3 0 M5 4 6 M5 28 65 30 90 35 27 20 15 2 5 4 0 M5 8 6 M5 38 80 38 114 45 35 24 18 3 0 4 0 M6 8 10 M6 42 95 46 126 50 35 26 20 3 0 4 0 M8 4 25 M8 48 105 51 140 56 41 28 21 3 5 4 0 M10 4 49 M10 6 0 steel size 19 90 Material of hub and clamping ring steel 19 40 18 66 25 18 16 12 2 0 3 0 M4 6 4 1 M4 24 55 27 78 30 ...

Page 13: ...355 134 567 158 651 169 765 173 H7 h6 190 111 318 125 530 149 574 160 678 164 Ø30 H7 k6 414 130 656 153 752 165 822 166 H7 h6 381 124 626 147 681 158 760 156 Ø32 H7 k6 324 110 617 143 747 159 927 164 H7 h6 245 101 499 133 613 149 837 154 Ø35 H7 k6 404 105 759 137 916 153 1121 158 H7 h6 324 99 636 130 774 146 1047 151 Ø38 H7 k6 422 94 733 120 1001 141 1220 149 H7 h6 343 89 606 113 881 134 1085 141 ...

Page 14: ...7 491 133 569 148 775 167 710 141 Ø40 H7 k6 689 148 775 162 1030 182 991 157 1446 178 H7 h6 601 134 687 148 924 167 863 141 1275 161 Ø42 H7 k6 793 144 718 149 962 167 918 145 1355 163 1710 180 H7 h6 721 133 599 131 822 149 750 126 1135 144 1460 160 Ø45 H7 k6 776 132 872 144 1160 162 1119 140 1637 158 2053 175 H7 h6 677 119 773 131 1042 149 976 126 1447 144 1836 160 Ø48 H7 k6 1043 140 1379 158 1110...

Page 15: ...tion of the hollow shaft strength is necessary if hollow shafts are used see chapter 4 6 Table 11 Friction torque and surface pressure of clamping ring hubs 6 0 Size 14 19 24 28 38 Bore Ø Transmittable friction torque TR of clamping ring hub Nm Surface pressure N mm2 Ø6 8 6 225 Ø10 13 8 41 130 272 Ø11 14 7 45 48 118 248 214 Ø14 22 7 62 67 108 211 182 Ø15 68 74 142 203 175 243 Ø16 67 72 154 171 148...

Page 16: ...M N l11 l12 LDKM E b s a Spacer material aluminium hub material depends on hub type 5 10 5 3 13 23 5 4 0 5 4 0 7 14 7 4 20 34 8 6 1 0 6 0 9 20 7 2 10 5 25 45 10 8 1 0 1 5 12 25 8 5 11 6 30 52 12 10 1 0 3 5 14 30 10 5 11 8 34 56 13 10 1 5 2 0 19 40 18 18 25 10 42 92 16 12 2 0 3 0 24 55 27 27 30 16 52 112 18 14 2 0 3 0 28 65 30 30 35 18 58 128 20 15 2 5 4 0 38 80 38 38 45 20 68 158 24 18 3 0 4 0 42 ...

Page 17: ...alignment are radially supported in the internal diameter by means of a web An external deformation is limited by the concave shape of the cams ensuring smooth operation even with bigger masses to be accelerated e g machine tables articulated arms etc The flexible spiders for the GS series are available in five different kinds of Shore hardness injected in different colours either as a torsionally...

Page 18: ... sure to read through and observe the following safety indications All operations on and with the coupling have to be performed taking into account safety first Please make sure to switch off the power pack before you perform your work on the coupling Secure the power pack against accidental switch on e g by providing warning signs at the place of switch on or removing the fuse for current supply ...

Page 19: ...be considered as components not machines or partly completed machines according to EC Machinery Directive 2006 42 EC Consequently KTR does not have to issue a declaration of incorporation For details about safe assembly start up and safe operation refer to the present operating assembly instructions considering the warnings The coupling hubs made of steel are supplied in preserved condition and ca...

Page 20: ... 64 ShD H GS green 64 ShD GS green 72 ShD H GS grey 72 ShD GS grey Size 5 24 5 55 5 90 7 38 42 90 24 38 42 90 Material Polyurethane Polyurethane Polyurethane Hytrel Polyurethan e Hytrel Polyurethane Marking colour Components of ROTEX GS hub type 1 0 1 1 or 1 2 Component Quantity Description 1 2 Hub 2 1 Spider 3 2 Setscrew DIN EN ISO 4029 Illustration 12 ROTEX GS size 5 38 Illustration 13 ROTEX GS ...

Page 21: ...ustration 14 ROTEX GS clamping hub Hubs clamping hubs or similar types without feather keyway may be used in category 3 only and are marked with category 3 accordingly Components of ROTEX GS Compact hub type 2 8 or 2 9 Component Quantity Description 1 2 Clamping hub C 2 1 Spider 3 2 4 Cap screw DIN EN ISO 4762 Illustration 15 ROTEX GS Compact size 7 19 Illustration 16 ROTEX GS Compact size 24 38 H...

Page 22: ...Clamping ring 1 2 2 Clamping ring hub 2 1 Spider 3 see table 5 6 and 7 Cap screw DIN EN ISO 4762 Illustration 17 ROTEX GS clamping ring hub Components of ROTEX GS DKM Component Quantity Description 1 2 Hub 2 2 Spider 3 1 DKM spacer 4 2 Setscrew DIN EN ISO 4029 Illustration 18 ROTEX GS DKM Hubs clamping hubs or similar types without feather keyway may be used in category 3 only and are marked with ...

Page 23: ... data must not be exceeded If these figures are disregarded the coupling may tear Rotating particles may cause danger to life Hub bores machined by the customer have to observe concentricity or axial runout respectively see illustration 19 Please make absolutely sure to observe the figures for Ø dmax Carefully align the hubs when the finish bores are drilled Please provide for a setscrew according...

Page 24: ...damage to the coupling If used in potentially explosive atmospheres the setscrews to fasten the hubs as well as all screw connections must be secured against working loose additionally e g conglutinating with Loctite average strength Mount the hubs on the shaft of driving and driven side Insert the spider into the cam section of the hub on the driving or driven side Shift the power packs in axial ...

Page 25: ...crews The transmittable friction torques of the clamping hubs depend on the bore diameter Hubs clamping hubs or similar types without feather keyway may be used in category 3 only and are marked with category 3 accordingly If the clamping screws are not tightened at the correct tightening torque there is the risk of a a fracture of the hub and plastic deformation with a too high tightening torque ...

Page 26: ...ards lubricate with a thin oil e g Castrol 4 in 1 Klüber Quietsch Ex or WD 40 Illustration 21 Assembly of clamping ring hub with clamping ring Oils and greases containing molybdenum disulfide or other high pressure additives as well as internal lubricants must not be used Lightly untighten the clamping screw and pull the clamping ring from the hub only marginally to make sure that the clamping rin...

Page 27: ... lubricated with thin oil e g Castrol 4 in 1 Klüber Quietsch Ex or WD 40 Lightly paint the taper surfaces of the clamping ring hub or clamping ring with the grease Gleitmo 800 afterwards twist the components against one another by one revolution in order to spread the grease evenly The displacement figures specified in tables 14 and 15 provide for sufficient safety to compensate for external influ...

Page 28: ... 19 0 13 0 08 0 05 1 1 0 5 1 0 0 35 0 9 0 3 0 8 0 3 12 0 9 0 4 0 20 0 14 0 08 0 05 1 1 0 5 1 0 0 45 0 9 0 4 0 8 0 35 13 0 9 0 8 0 20 0 08 0 05 1 1 0 5 0 9 0 4 0 8 0 35 14 1 0 0 5 0 21 0 15 0 09 0 06 1 1 0 6 1 0 0 5 0 9 0 5 0 8 0 4 16 1 0 0 8 0 21 0 10 0 08 1 1 0 6 0 9 0 5 0 8 0 4 19 1 2 0 5 0 15 0 10 0 06 0 04 1 1 0 75 1 0 0 7 0 9 0 6 0 8 0 55 24 1 4 0 5 0 14 0 10 0 07 0 04 1 0 1 0 0 9 0 85 0 8 0 ...

Page 29: ... for the tightening torques specified If used in potentially explosive atmospheres the setscrews to fasten the hubs as well as all screw connections must be secured against working loose additionally e g conglutinating with Loctite average strength Finally the coupling protection against accidental contact must be fitted It is required in accordance with DIN EN ISO 12100 Safety of Machinery and di...

Page 30: ...o be connected so that the equipotential bonding is not impeded by the paint or coat applied In addition make sure that the marking of the coupling remains legible Painting or coating of the spider is generally not admitted The below mentioned failures can lead to a use of the ROTEX GS coupling other than intended In addition to the specifications given in these operating assembly instructions mak...

Page 31: ... due to sparking 1 Set the unit out of operation 2 Replace complete coupling 3 Inspect alignment Breaking of the cams due to high impact energy overload 1 Set the unit out of operation 2 Replace complete coupling 3 Inspect alignment 4 Find out the reason for overload Operating parameters do not meet with the performance of the coupling 1 Set the unit out of operation 2 Review the operating paramet...

Page 32: ...y using other spider materials if necessary Early wear of spider liquefaction of material inside the spider cam Vibrations of drive 1 Set the unit out of operation 2 Disassemble the coupling and remove residues of the spider 3 Inspect coupling components and replace coupling components that have been damaged 4 Insert spider assemble coupling components 5 Inspect alignment adjust if necessary 6 Fin...

Page 33: ...pected for damages The screw connections have to be inspected visually Having started up the coupling the tightening torques of the screws have to be inspected during the usual inspection intervals With the use in potentially explosive atmospheres observe chapter 10 2 Inspection intervals for couplings in potentially explosive atmospheres We recommend to store major spare parts on site to ensure t...

Page 34: ... 0 but external clamping screws only Type DKM with hubs corresponding to the aforementioned details b Hubs which may be used in group II category 3 only hubs without feather keyway 1 1 Hub without feather keyway with setscrew 2 0 Clamping hub single slot without feather keyway 2 5 Clamping hub double slot without feather keyway 2 8 Clamping hub with axial slot without feather keyway Type DKM with ...

Page 35: ...face temperatures each result from the maximum permissible ambient or operating temperature Ta plus the maximum temperature increase T of 20 K to be considered For the temperature class a safety margin subject to standard of 5 K is added 1 The ambient or operating temperature Ta is limited to 90 C due to the permissible permanent operating temperature of the elastomers used 2 The maximum surface t...

Page 36: ...owns if possible The maintenance intervals must be adjusted to the modified operating parameters without fail M2 2G 2D Gases and vapours of explosion group IIC An inspection of the torsional backlash and a visual inspection of the flexible spider must be performed after 2 000 operating hours for the first time at the latest after 3 months after start up of the coupling If you note insignificant or...

Page 37: ...operating parameters 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 Please absolutely observe the displacement figures specified see tables 14 and 15 If the figures are exceeded the coupling will be damaged Illustration 27 Inspection of the limit of wear Illustration 28 Wear of spi...

Page 38: ...um Category 3 hubs resp clamping hubs without feather keyway ROTEX GS Year I M2 Ex h I Mb II 3G Ex h IIC T6 T4 Gc II 3D Ex h IIIC T80 C T110 C Dc 30 C Ta 60 C 90 C KTR Systems GmbH Carl Zeiss Straße 25 D 48432 Rheine Hubs resp spacer made of aluminium only Category 2 hubs resp clamping hubs with feather keyway ROTEX GS Year II 2G Ex h IIC T6 T4 Gb II 2D Ex h IIIC T80 C T110 C Db 30 C Ta 60 C 90 C ...

Page 39: ...T4 30 C Ta 65 C 80 C resp 90 C II 2D c T 110 C I M2 c 30 C Ta 90 C Substance group gases mists 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 If the symbol was punched in addition to marking the coupling component was supplied by KTR as an unbored or p...

Page 40: ...health requirements according to enclosure II of directive 2014 34 EU The coupling described in here complies with the specifications of the following standards rules DIN EN ISO 80079 36 DIN EN ISO 80079 37 DIN EN ISO 80079 38 IEC TS 60079 32 1 The ROTEX GS is in accordance with the specifications of directive 2014 34 EU According to article 13 1 b ii of directive 2014 34 EU the technical document...

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