Lenze Smart Motor m300 - Force Calculation and Motor Selection

Installaon height amsl
≤ 1000 m ≤ 2000 m ≤ 3000 m ≤ 4000 m
Correcon factor
k
H
k
H
k
H
k
H
1 0.95 .90 .85
Determine product on the basis of the forces
Transmission element Gear wheels Sprockets Toothed belt pulleys Narrow V-belt
( depending on the
preloading)
( depending on the
preloading)
Addional radial force factor
f
z
≥ 17 teeth = 1.0 ≥ 20 teeth = 1.0 With belt ghtener= 2.0 -
2.5
1.5 - 2.0
< 17 teeth = 1.15 < 20 teeth = 1.25 Without belt ghtener= 2.5
- 3.0
< 13 teeth = 1.4
Calculaon Check
Radial force
F
rad
N
´
= ´
L,max z
rad
M f
F 2000
dw
F
rad
≤ F
rad,max
Axial force
F
ax
N
F
ax
≤ F
ax,max
dw Eecve diameter of transmission element
4Radial forces and axial forces ^ 32
Calculate output torque
Calculaon
Necessary output torque
M
N
N
m
³
´
L,max
N
H TU
M
M
k k
Determine motor on the basis of the data obtained from the rated data
Selecon table Check
Output speed n
N
rpm n
L,max
≈ n
N
Output torque M
N
Nm M
L,max
≤ M
N
4Rated data ^ 33
Informaon on project planning
Drive dimensioning
16