SIEMENS
1/7
Siemens MD 50.8 · 2017
Introduction
Guidelines for selection and ordering
Type designation
1
■
Type designation of the gearboxes
The type designation is a meaningful name for SIMOGEAR
geared motors.
It provides information about the fundamental design of the
geared motor and about its main technical features.
■
Type designation of the motors
Example of gearbox type designation:
BH
Z
39
Gearbox type
Bevel gearbox, light load
BH
Bevel gearbox, heavy load
KH
Type
Shaft
Solid shaft
-
Mounting
Foot-mounted design
-
Flange-mounted design
F
Housing flange design
Z
Connection
Feather key / without feather key
-
Gearbox size
Bevel gearbox BH
29 … 39
Bevel gearbox KH
49 … 79
Example of motor type designation:
LE
90
ZLR
-
4
P
MFW
L
32/14
MN
IA
Definition of motor
Motor type
Three-phase motor
Aluminum housing
LA, LE
Type
Integral mounting
-
Motor frame size
Specified acc. to EN 50347
63 … 132
Overall length
Extended housing
Z
Overall length specified acc. to EN 50347
S, L, M
Packet length / power value
A ... Z
Number of poles
2-pole
2
4-pole
4
6-pole
6
Special features
Efficiency class
Different to IE2 or IE3
-
IE2 (High Efficiency)
E
IE3 (Premium Efficiency)
P
SINAMICS G110M
With SINAMICS G110M motor integrated frequency inverter
M
Ventilation
Self ventilation
-
Forced ventilation
F
High inertia fan
I
Canopy
With protective cover
W
Handwheel
With handwheel
D
Brake
Brake type
DC brake
L
Rated braking
torque
L brakes
4 … 150
Adjusted braking torque
/1.4 ... 125
Brake options
Microswitch for monitoring brake release
M
Standard version
N
Enclosed brake
G
Manual brake release
H
Manual brake release with locking mechanism
HA
Encoder
Incremental encoder
IN
Resolver
IR
Absolute encoder
IA
Prepared for encoder mounting
IV
© Siemens AG 2017