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Drive design
Required load capacity
Determine the required output torque M 2 and output speed n 2
2
Calculate the required motor power P1 = M 2 · n 2
9550 ·
Determine the load class:
Load Load type Intensity
class
I Regular operation, virtually shock-free M I ≤ 1.5
II Irregular operation, moderate shocks 1.5 < M I ≤ 2
III Irregular operation, strong shocks 2 < M I ≤ 2.5
and/or changing loads
M I =
Determine temporary influences: – Operating time/day, running time at M max in %
M max
M r
Determine the operating factor k of the machine from the diagram
Operating time/day
2.4
2.3
2.2
2.2
2.1
2
2
1.9
1.8
Operating factor k
1.8
1.7
1.8
1.6
1.6
1.4
1.5
1.4
1.2
1.3
1.2
1.0
Running time at M max
Requirement for geared motor: c (selection table) ≥ k
2-2
G-motion motec en 02/03
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