FLENDER N-EUPEX DK, Assembly And Operating Instructions Manual

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Technical data
Tightening procedure
64 Edition 09/2022 M3105-02en
A.4 Tightening procedure
Tightening procedure
Tightening torques must be observed taking into account the following table:
Scatter of the torque ap-
plied at the tool Tightening procedure
(As a rule, the tightening procedures listed are within the spe-
cified tool torque scatter.)
±5 % • Hydraulic tightening with mechanical screwdriver
• Torque-controlled tightening with a torque wrench or a torque
wrench that gives a signal
• Tightening with a precision mechanical screwdriver with dynamic
torque measurement
Table A-6: Tightening procedure
The tightening torques apply to screws/bolts with untreated surfaces that are not oiled or are
only lightly oiled, and for screws/bolts that are used with a liquid screw locking agent in ac-
cordance with these instructions. Use with lubricant paint or lubricant is not permitted.
A.5 Flexible elements (12)
Flexible elements (12)
A.5.1 Use and storage of flexible elements (12)
Flexible elements (12)
Note the following concerning the use and storage of the flexible elements (12):
• Storage possible for up to 5 years
• Protect against direct sunlight, artificial light with a high UV‐content and extreme temper-
atures
• Avoid contact with aggressive media
• Only replace complete sets
• Only use flexible elements of the same type and age
A.5.2 N-EUPEX flexible elements (12)
Flexible elements (12)
Material Hardness Comment Marking Ambient temper-
ature
Approved for
Explosion group
NBR 90 Shore A Special, hard,
Shifting the
resonance speed
Black flexible elements
with
magenta stripes
-30 °C … +80 °C IIA, IIB, IIC
TPU 97 Shore A Special, hard,
electrically insulating
Blue flexible elements -50 °C … +80 °C IIA, IIB
Table A-7: N-EUPEX flexible elements