MSA V Serie Instructions D'utilisation page 12

Planning the Use of Systems
Figure 1 Free fall distance
A = free fall
B = deceleration distance
AB = total fall distance+ 3 ft (0.9 m) safety margin
US
Figure 2 Permissible free fall distance
NOTE: If worker's weight (including tools and clothing) is between increments listed, the next highest weight
bracket shall be used.
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C = user height
D = minimum clearance required
MSA Lanyards User Instructions