Assembly
Information brochure · H-50.2 system components
V02R00 · 1134319 · 2022-11
23
Assembly procedure
1.
►
Only use absolutely clean and flawless system parts.
2.
►
Pay particular attention to ensuring rail run surfaces are
flawless.
⇨
Damaged parts must be replaced with new parts.
3.
►
Inspection plan and documentation for the H-50.2 fall-ar-
rest system
can be found at (see Inspection plan for recurring inspec-
tions of the H-50.2 fall-arrest system, Page 48)
4.
►
The assembly log for the H-50.2 fall-arrest system
can be found at (see H-50.2 fall-arrest system assembly
log, Page 44).
Assembly log
5.
►
The assembly supervisor for the H-50.2 fall-arrest system
must concluded by documenting assembly in clear and in-
delible writing in the assembly log.
5.5
Tightening torques
Value for tightening torque (unless otherwise specified)
Stainless steel screw
Max. tightening torques M
A
(Nm) at a to-
tal friction coefficient of µ=0.10
(µ=0.10 is equivalent to a dry surface
without oil)
Steel screw
Max. tightening torques M
A
(Nm) at a total
friction coefficient of µ=0.08
(µ=0.08 is equivalent to a dry surface with-
out oil)
A2 and A4
Strength class 70
Strength class
8.8
10.9
[Nm]
[Nm]
[Nm]
M8
14.5
17.9
26.2
M10
30
36
53
M12
50
61
90
M16
121
147
216
M20
244
297
423
Strength class 70 corresponds to cold-
pressed treatment up to nominal lengths
8xd and a yield strength utilisation of
R
P
0.2=90%
