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KTR Kupplungstechnik 

GmbH 

D-48407 Rheine 

RADEX

®

-NC 

Operating-/Assembly instructions 

KTR-N 
sheet: 
edition:

 

47210 EN 
2 of18 

 

Schutzvermerk 

ISO 16016 beachten. 

Gezeichnet: 

23.05.12Kb 

Ersatz für: 

KTR-N vom 26.03.09 

Geprüft: 

23.05.12 Kb 

Ersetzt durch: 

 

 

The RADEX

®

-NC servo laminae coupling is a backlash-free, torsionally stiff and flexible steel 

laminae coupling. It has been developed particularly for the ranges of servo technology in 
order to meet the demands of high torsional stiffness (e. g. use in indexing tables, planet and 
worm gear pairs, ball roll spindles etc.). 
 
 

Table of Contents 

 

Technical Data 

 

 

Hints 

 

2.1  Coupling Selection 

 

2.2  General Hints 

 

2.3  Safety and Advice Hints 

 

2.4  General Hints to Danger 

 

2.5  Proper Use 

 

 

Storage 

 

 

Assembly 

 

4.1  Components of the Couplings 

 

4.2  Hint regarding the Finish Bore 

 

4.3  Assembly of the Hubs 

 

4.4  Displacements - Alignment of the Couplings 

 

4.5  Spares Inventory, Customer Service Addresses 

 

 

Enclosure A 

Hints and instructions regarding the use in 

 hazardous areas 

 

5.1  Use in 

 Hazardous Areas According to the Regulations 

 

5.2  Control intervals for couplings in 

 hazardous areas 

 

5.3  Approximate Values of Wear 

 

5.4  Permissible coupling materials in the 

 hazardous area 

 

5.5 

Marking of coupling for the hazardous area 

 

5.6  Starting 

 

5.7  Breakdowns, causes and elimination 

 

5.8  EC Certificate of Conformity according to the EC Standards 94/9/EC 

dated 23 March 1994 

 
 
 
 
 
 
 
 

Содержание RADEX-NC

Страница 1: ...ISO 16016 beachten Gezeichnet 23 05 12Kb Ersatz f r KTR N vom 26 03 09 Gepr ft 23 05 12 Kb Ersetzt durch RADEX NC Backlash free torsionally stiff and maintenance free steel laminae couplings type DK a...

Страница 2: ...2 Hints 2 1 Coupling Selection 2 2 General Hints 2 3 Safety and Advice Hints 2 4 General Hints to Danger 2 5 Proper Use 3 Storage 4 Assembly 4 1 Components of the Couplings 4 2 Hint regarding the Fini...

Страница 3: ...35 40 84 35 98 28 77 38 7 10 5 M10 49 42 55 104 40 116 36 91 48 11 10 5 M10 69 Table 2 Technicaldata RADEX NC size Technicaldata TKN Nm TK max Nm Max speed 1 min Torsional rigidity Nm rad Mass moment...

Страница 4: ...e selected in a way that the difference between the peak torque of the machine including all operation parameters and the frictionally engaged torque of the clamping ring hub is at least a service fac...

Страница 5: ...ire drive train is secured against unintentional engagement You can be seriously hurt by rotating parts Please make absolutely sure to read through and observe the following safety instructions All op...

Страница 6: ...best relative air humidity is under 65 4 Assembly The coupling is generally delivered in assembled contition Before assemby the coupling has to be controlled for completeness 4 1 Components of the Cou...

Страница 7: ...s and spare parts KTR does not assume any warranty claims resulting from insufficient refinish P R E C A U T I O N Any mechanical rework to couplings that are used in hazardous areas require an explic...

Страница 8: ...een fixed the EDK or s dimension can be adjusted by axial displacement of the hubs onto the shafts A T T E N T I O N Please make sure that the laminae packages are assembled as shown in illustration 6...

Страница 9: ...d the frictionally engaged torque of the clamping ring hub is at least a service factor of s 2 4 5 Displacements Alignment of the Couplings The values of displacement indicated in table 6 offer safety...

Страница 10: ...0 4 1 0 2 1 10 0 14 0 8 1 0 4 1 15 0 16 1 0 1 0 5 1 20 0 25 1 2 1 0 6 1 25 0 30 1 6 1 0 8 1 35 0 40 2 0 1 1 0 1 42 0 50 2 8 1 1 4 1 1 each laminae package Examples for the combinations of displacement...

Страница 11: ...ss II of category 2 and 3 coupling is not approved for device class 1 media class G gases fogs steams zone 1 and 2 coupling is not approved for zone 0 media class D dusts zone 21 and 22 coupling is no...

Страница 12: ...wear at the laminae package after this first inspection the further inspections can be effected in case of the same operating parameters respectively after 6 000 operating hours or after 18 months at...

Страница 13: ...ls For the applications in hazardous areas all screw connections have to be secured against self slackening additionally e g by glueing with Loctite medium tight illustration 11 RADEX NC C A U T I O N...

Страница 14: ...dous areas require an explicit release by KTR The orderer must send a drawing to KTR acc to which the manufacture must be made KTR checks this drawing and returns it to the orderer with approval 5 7 S...

Страница 15: ...the table Breakdowns and if possible be eliminated according to the proposals The possible breakdowns mentioned can be hints only To find out the cause all operating factors and machine components mus...

Страница 16: ...cro friction under the screw head and at the steel laminae package Danger of ignition due to hot surfaces 1 Put the unit out of operation 2 Check coupling parts and exchange damaged coupling parts 3 T...

Страница 17: ...steel laminae packages assemble coupling parts 5 Instruct and train the service staff Cracks in break of the steel laminae packages fixing screws Drive vibrations Danger of ignition due to sparking 1...

Страница 18: ...designed correspond to Article 1 3 b of Standard 94 9 EC and comply with the general Safety and Health Requirements according to enclosure II of Standard 94 9 EC The RADEX NC Servo laminae coupling i...

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