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Speed limit curve (in the closing direction*)
The speed limit curve is the characteristic that determines the maximum permissible door
speed (closing speed), v
Example from following speed limit curve for W
W
KIN
• Weight to be moved m = 180 kg => v
Figure 3-1
SIDOOR ATD400T door control units for railway applications
System Manual, 06/2020, A5E42201947-AB
, as a function of the total door panel weight.
max
= 1/2 m ∙ v² = 10 J.
Speed limit curve for W
= 10 joules:
KIN
= 0.33 m/s.
max
=10 J
KIN
SIDOOR functions
3.3 System functions
25
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