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Operation Manual 

Page 

Of 
10 

EK2 Elastomer Coupling series 20 to 800 

Created 

2019-12-19 

Version 

2021-08-13 

R+W Antriebselemente GmbH  
Hattsteinstraße 4  
63939 Wörth am Main

  

 
 

R+W EK2 Elastomer Coupling 

 

 

Type EK2/xxx/D/xx/xx for use in hazardous area

 

 
Translation of Original operating instructions in German 
EK2 20-800 englisch.docx 
 
 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
The operating instructions are an essential part of the  EK2 elastomer coupling. It provides information for proper assembly, operation 
and maintenance. Please read them carefully and observe all  instructions. Failure to do so may lead to malfunctions or failure of the 
EK2 elastomer coupling. The installation of the coupling may only be carried out by trained personnel. 
 
EK2 elastomer coupling may only be used in accordance with the technical data specified here. 
 

 

SAFETY AND 

GENERAL INFORMATION, USE 

PLANNING AND TECHNICAL DATA  2 

ASSEMBLY AND DISASSEMBLY  3 

FIRST COMMISSIONING AND OPERATION  4 

MAINTENANCE AND REPAIR  5 

SPARE PARTS AND CUSTOMER SERVICE  6 

 

 

 

Summary of Contents for EK2

Page 1: ...elastomer coupling It provides information for proper assembly operation and maintenance Please read them carefully and observe all instructions Failure to do so may lead to malfunctions or failure of...

Page 2: ...pump designs by EX symbol and grey deposit Bid signs are round with a blue base colour and a white symbol Information is marked with an i This is information about optimized use Environmental requirem...

Page 3: ...f defects Target groups The manual distinguishes three groups of specialist personnel Plans projectiles Craftsmen operators Service repair The groups have experience in Certificates regulations Accide...

Page 4: ...of sparks by the elastomer insert Execution Shore hardness Colour Material Relative attenuation Temperature range Properties D 64 D black TPU 0 3 0 45 10 C to 70 C Electrically conductive Incorrect el...

Page 5: ...peratures to be connected the coupling can become warm up to 135 C A contact of the hot coupling by the operator must be prevented by the coupling protection to be installed by the installer The torqu...

Page 6: ...3 3 2 Clamping screw ISO 4762 lateral offset angular offset axial offset R W EK2 elastomer couplings shall compensate lateral angular and axial offset of two horizontal shafts by means of an elastomer...

Page 7: ...Maximum transmittable torque Nm of the clamping hub depends on the bore diameter Series 8 16 19 25 30 32 35 45 50 55 60 65 70 75 80 20 20 35 45 60 60 50 80 100 110 120 150 120 160 180 200 220 300 200...

Page 8: ...al standards It is the responsibility of the user to use appropriate cover The cover shall have a radial distance from the main outer diameter of the coupling of at least 20 mm and ensure adequate ven...

Page 9: ...of the devices connected by the EK2 couplings increases the service life of the elastomer insert The loads for the adjacent components are reduced and the smooth running of the entire drive train is...

Page 10: ...more than 0 1 mm on one side it is worn out and needs to be replaced The alignment of the devices must be checked 2 Determine further test intervals according to the test result but repeated the lates...

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