SIEMENS
2/15
Siemens MD 31.1 · 2016
Configuring guide
Configuring SIP planetary geared motors and SIP planetary gear units
Selection example for SIP planetary geared motor
2
■
Configuring
(continued)
Selection sequence
Notes, references
Planetary geared motor
Type of drive concept
Calculate the gear unit size and nominal torque
T
2N
The gear unit size is specified in the short product description.
T
2N
values:
page 2/12
Thermal verification
Thermal verification is not required in this instance since the gear unit is
an O4/O5 variant, the ambient temperature is less than 40 °C and the
motor speed is lower than 1500 rpm.
Calculation of the maximum permissible torque
The maximum permissible torque must not be exceeded by torques
produced during peak operation, startup or braking.
T
max
maximum torque – definition
page 2/8
T
2N
gear unit nominal torque – definition
page 2/8
T
2N
values:
page 2/12
f
3
peak torque factor – definition
page 2/9
f
3
values:
page 2/12
Read article numbers from table
Catalog excerpt from page 4/18
Complete the article number
1. Output shaft geometry
Output shaft geometry: Selection guide:
page 2/7
Catalog excerpt from page 4/81
P
2
≤
P
G
T
max
=
T
2N
ƒ
3
=
= 97015 Nm
65000 Nm
0.67
© Siemens AG 2016