SIEMENS
6/10
Siemens MD 50.8 · 2017
Motor options
Mechanical design
Cooling and ventilation
6
■
Forced ventilation
Forced ventilation (separately driven fan) can be combined with
almost all brakes and encoders as required.
Technical specifications
Modular system in combination with self ventilation and forced ventilation for motor frame sizes 63 to 132
Order code:
Separately driven fan
M23
Motor
frame size
Frequency
Rated voltage range
Rated current
Power consumption
Volume flow
Weight
Hz
Phase
V
Connec-
tion
A
W
m
3
/h
kg
71
50
1 AC
230 ... 277
0.10
27.0
78
1.45
3 AC
220 ... 303/346 ... 525
/Y
0.11/0.06
31.0
60
1 AC
230 ... 277
0.12
33.0
98
3 AC
220 ... 332/380 ... 575
/Y
0.10/0.06
29.0
80
50
1 AC
230 ... 277
0.11
29.0
127
1.50
3 AC
200 ... 303/346 ... 525
/Y
0.11/0.06
31.0
60
1 AC
230 ... 277
0.14
37.0
148
3 AC
220 ... 332/380 ... 575
/Y
0.10/0.06
34.0
90
50
1 AC
230 ... 277
0.25
65.0
200
1.90
3 AC
200 ... 303/346 ... 525
/Y
0.38/0.22
91.0
60
1 AC
230 ... 277
0.29
65.0
240
3 AC
220 ... 332/380 ... 575
/Y
0.33/0.19
77.0
100
50
1 AC
230 ... 277
0.28
66.0
260
2.05
3 AC
200 ... 303/346 ... 525
/Y
0.37/0.22
91.0
60
1 AC
230 ... 277
0.30
75.0
310
3 AC
220 ... 332/380 ... 575
/Y
0.31/0.18
87.0
112
50
1 AC
230 ... 277
0.28
71.0
337
2.15
3 AC
200 ... 303/346 ... 525
/Y
0.35/0.20
97.0
60
1 AC
230 ... 277
0.37
94.0
411
3 AC
220 ... 332/380 ... 575
/Y
0.31/0.18
103.0
132
50
1 AC
230 ... 277
0.52
125.0
560
3.00
3 AC
200 ... 303/346 ... 525
/Y
0.64/0.37
160.0
60
1 AC
230 ... 277
0.61
163.0
650
3 AC
220 ... 332/380 ... 575
/Y
0.35/0.20
180.0
Cooling
method
Motor
plug
Encoder
Brake
2nd
shaft
exten-
sion
Incremental
encoder
Absolute encoder
Resolver
3)
Encoder
under
cover
2)
Encoder
accesso-
ries
Without
manual
release
With
manual
release
Microswitch
Air flow
monitoring
1)
Wear
monitoring
Self ventilation
Standard fan
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
On request
✓
Metal fan
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
High inertia
fan
2)
✓
✓
-
✓
-
✓
✓
✓
✓
✓
✓
✓
Canopy
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
-
Forced ventilation
2)
Canopy
✓
✓
✓
✓
✓
✓
-
✓
✓
✓
✓
On request
-
1)
Can be selected for brake type L32 or higher
2)
Can be selected for motor frame size 71 or higher
3)
Cannot be combined with brake motor
© Siemens AG 2017