Three new N-Eupex couplings and optimised flexible elements

Flender is increasing the portfolio of its versatile coupling collection N-Eupex by introducing three new sorts. The new merchandise allow customers additional flexibility of their systems without shedding the compact design and excessive load capacity of a pin coupling.
The new N-Eupex ERN is equipped with a torque limiter, which supplies even more
security within the drivetrain in many applications. The coupling variant allows users to
specify a most torque so that critical torques for the motor and output machine
aren’t transmitted. Machines and techniques are protected against overload and
injury, thus considerably increasing system availability.
With the N-Eupex B plus clamping element, Flender introduces a second new
coupling that ensures frictionally engaged clamping connections. In this case, the
plain, cylindrical machine shaft finish is linked to the coupling hub through a clamping
connection without a feather key and repair ability is increased. For instance,
assembly or substitute of worn elastomers can be carried out much more easily.
No connecting machine elements should be moved, the time required is halved
and so is the downtime of the machine.
With the N-Eupex DKS, a brand new double-cardanic coupling is launched as a “short
version” into Flender’s modular system. While the DK type, which was launched in
2020, addresses the pump market with commonplace expansion pieces for normed shaft
distances, the DKS is the shortest potential double-cardanic answer for the market.
The shortened total size enables cost-optimized use with a small shaft distance
dimension with out dropping some great advantages of a double-cardanic coupling connection.
New elastomers for the pin couplings spherical off the modular extensions. In addition
to the previously used rubber parts made of NBR, Flender now additionally provides
elastomers made of thermoplastic polyurethane (TPU). Following the torque
improve for all N-Eupex couplings with NBR packings in 2020, the usage of TPU
packings permits the power density to be increased by one other 20 % on
average. For เกจวัดแรงดันน้ำมันเบนซิน and above, the familiar NBR elastomer is mixed with
material inserts and the torque capability is again raised.
“With a view to the lengthy tradition of cam couplings, our development engineers are
systematically engaged on increasing the variety of combos even additional. The
2022 enhancements give our customers a extensive range of sustainable options for
optimizing their machines and systems even more and decreasing maintenance,”
explains André Artmann, Head of Coupling Sales.
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