Tractel tralift TT, Installation, Operating And Maintenance Manual

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Table 2-1 - Load conditions
Load type Q2
light
Q < 0.50
Q = 0.50
Load type Q3
medium
0.50 < Q < 0.63
Q = 0.63
Load type Q4
heavy
0.63 < Q < 0 80
Q = 0.80
Load type Q5
very heavy
0.80 < Q < 1.00
Q = 1.00
% of load capacity
% of operating time
% of load capacity
of operating time
% of load capacity
of operating time
% of load capacity
of operating time
Only exceptionally at full load;
otherwise mainly at reduced
load
Often at full load, otherwise
reduced load operation
Frequently at full load,
operation with medium load
Regularly at full load
Q = Load condition (loading)
Table 2-2 - Working conditions
Classification according to
DIN EN 14492-2 (ISO 4301-1)
A3 (M3) A4 (M4) A5 (M5) A6 (M6) A7 (M7)
Load condition
Number of cycles per working day
(lifting classes Dh2 - Dh5, lifting speed 8 m/min)
Q2 - light Q < 0.50 120 240 480 960 1920
Q3 - medium 0.50 < Q < 0.63 60 120 240 480 960
Q4 - heavy 0.63 < Q < 0.80 30 60 120 240 480
Q5 - very heavy 0.80 < Q < 1.00 15 30 60 120 240