R+W
ESL – Torque limiter
With keyway mounting and elastomer coupling
Two hubs, each with keyway, Safety system is integrated into one of the hubs
Fit clearance
- Overall shaft / hub clearance of 0.01 – 0.05 mm
Special solutions
- Various materials, tolerances, dimensions and performance ratings available for custom applications on request
Applications
- ATEX (Optional) For use in hazardous zones 1/21 and 2/22, the metal bellows has been authorized under directive 94/9/EG and is available with certification.
- Temperature range Depending on the elastomer insert
Technical Specifications
Design
- Two hubs, each with keyway
- Safety system is integrated into one of the hubs
Material
- Safety system: high strength steel
- Drive balls made from hardened steel
- Hubs: high strength aluminium
- Elastomer insert: wear resistant, thermally stable TPU
Service life
- R+W bellows couplings are fatigue resistant and wear free for an infinite service life, as long as the technical limits are not exceeded
Available function systems
- W = Single position / automatic re-engagement (standard)
- D = Multi-position / automatic re-engagement
- G = Load holding / load blocking
- F = Full disengagement / manual re-engagement
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