
Lenze · Drive Solution Designer · Manual · DMS 4.2 EN · 12/2013 · TD23 71
7Applications
7.2 Basic calculations
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7.2.4 Symbols used
Symbol Description Dimension unit
a Acceleration m/s
2
F
sds
Stationary force N
J Moment of inertia of load kgm
2
M
dyn
Dynamic torque of the application Nm
M
rms
Effective torque of the application Nm
m
sum
Total torque of the application Nm
M
sds
Stationary torque of the application Nm
n Speed of application rpm
P Power of the application W
rRadius m
sDistance m
tTime s
TPeriod s
vVelocity m/s
α Angular acceleration rad/s
2
ϕ Angle rad
ω Angular velocity rad/s
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