Wittenstein Components & Systems. Catalog 2012/2013 - page 24

3

4

5

7

10

12

16

20

25

28

35

40

50

70

100

170

170

170

145

125

170

170

170

170

170

170

170

170

145

125

1505

1505

1505

1283

1106

1505

1505

1505

1505

1505

1505

1505

1505

1283

1106

100

100

100

90

80

100

100

100

100

100

100

100

100

90

80

885

885

885

797

708

885

885

885

885

885

885

885

885

797

708

220

260

260

255

250

260

260

260

260

260

260

260

260

255

250

1947

2301

2301

2257

2213

2301

2301

2301

2301

2301

2301

2301

2301

2257

2213

2200

2400

2700

2500

2500

3100

3100

3100

3100

3100

3100

3100

3500

4200

4200

3000

3400

3800

3400

3400

4000

4000

4000

4000

4000

4000

4000

4000

4200

4200

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

3.8

3.0

2.3

3.5

2.8

0.6

0.6

0.5

0.4

0.4

0.3

0.2

0.2

0.2

0.2

34

27

20

31

25

5.3

5.3

4.4

3.5

3.5

2.7

1.8

1.8

1.8

1.8

≤ 4

10

11

13

13

13

11

11

11

11

11

11

11

13

13

13

89

97

115

115

115

97

97

97

97

97

97

97

115

115

115

5700
1283
6300
1418

833

7370

96

94

> 20000

9.3

10.0

21

22

≤ 66

+90
194

IP 65

–

–

–

–

–

1.02

0.97

0.86

0.84

0.75

0.74

0.69

0.69

0.68

0.68

0.91

0.86

0.76

0.74

0.66

0.66

0.61

0.61

0.60

0.60

–

–

–

–

–

2.59

2.54

2.42

2.40

2.31

2.30

2.26

2.25

2.25

2.25

2.29

2.25

2.14

2.13

2.05

2.04

2.00

1.99

1.99

1.99

4.64

3.80

3.34

2.98

2.79

–

–

–

–

–

–

–

–

–

–

4.10

3.36

2.95

2.64

2.47

11.9

11.0

10.6

10.2

10.0

–

–

–

–

–

–

–

–

–

–

10.5

9.77

9.37

9.05

8.89

1-stage

2-stage

Ratio

 

a)

i

Max. acceleration torque

(max. 1000 cycles per hour)

T

2B

 

Nm
in.lb

Nominal output torque

(with n

1N

)

T

2N

 

Nm
in.lb

Emergency stop torque

(permitted 1000 times during the service life of the gearhead)

T

2Not

 

Nm
in.lb

Nominal input speed

(with T

2N

 and 20°C ambient temperature) 

b), c)

n

1N

 rpm

Max. continuous speed

(with 20% T

2N

 and 20°C ambient temperature) 

n

1Ncym

 rpm

Max. input speed

n

1Max

 rpm

Mean no load running torque

(with n

1

 = 3000 rpm and 20°C gearhead temperature) 

d)

T

012

Nm
in.lb

Max. torsional backlash

j

t

 arcmin

Torsional rigidity

C

t21

  

Nm/ arcmin

in.lb/ arcmin

Max. axial force 

e)

F

2AMax

N
lb

f

Max. radial force 

e)

F

2RMax

 

N
lb

f

Max. tilting moment

M

2KMax

Nm
in.lb

Efficiency at full load

η

 %

Service life

(For calculation, see the Chapter “Information”)

L

h

 h

Weight incl. standardadapter plate

m 

kg
lb

m

Operating noise

(with n

1

 = 3000 rpm no load) 

L

PA

 dB(A)

Max. permitted housing temperature

°C

F

Ambient temperature

°C

0 to +40

F

32 to 104

Lubrication

Lubricated for life

Paint

Blue RAL 5002

Direction of rotation

Motor and gearhead opposite directions

Protection class

Moment of inertia

(relates to the drive)

Clamping hub diameter [mm]

E

19

J

1

kgcm

2

10

-3

 in.lb.s

2

G

24

J

1

kgcm

2

10

-3

 in.lb.s

2

H

28

J

1

kgcm

2

10

-3

 in.lb.s

2

K

38

J

1

kgcm

2

10

-3

 in.lb.s

2

a)

 Other ratios available on request

b)

 Higher speeds are possible if the nominal torque is reduced

c)

 For higher ambient temperatures, please reduce input speed

d)

 Idling torques decrease during operation 

e)

 Refers to center of the output shaft or flange

All technical data for front output side applies. 
Technical data for rearward output versions, see page 386.

SK

+

 100 MF 

1/2-stage

 

Please contact us for information on the best configuration for S1 conditions of use (continuous operation).

204

alpha

SK

+

A

A

Right-angle gearheads

High End

Non-tolerated dimensions ±1 mm
1)  Check motor shaft fit.
2)   Min./Max. permissible motor shaft length. Longer motor shafts are 

adaptable, please contact us.

3)  The dimensions depend on the motor.
4)   Smaller motor shaft diameter is compensated by a bushing with 

a minimum thickness of 1 mm.

See technical data sheet for available clamping hub diameters 
(mass moment of inertia). Dimensions available on request.

CAD data is available under www.wittenstein-alpha.com

Motor mounting according to operating manual

 !

Keywayed output shaft in mm

E = key as per DIN 6885, sheet 1, form A

Involute gearing DIN 5480  

X = W 32 x 1.25 x 30 x 24 x 6m

1-stage:

2-stage:

  Alternatives: Output shaft variants

View A

205

3

4

5

7

10

12

16

20

25

28

35

40

50

70

100

300

300

300

250

210

300

300

300

300

300

300

300

300

250

210

2655

2655

2655

2213

1859

2655

2655

2655

2655

2655

2655

2655

2655

2213

1859

190

190

190

175

160

190

190

190

190

190

190

190

190

175

160

1682

1682

1682

1549

1416

1682

1682

1682

1682

1682

1682

1682

1682

1549

1419

400

500

500

450

400

500

500

500

500

500

500

500

500

450

400

3540

4425

4425

3983

3540

4425

4425

4425

4425

4425

4425

4425

4425

3983

3540

1900

2000

2200

2000

2000

2900

2900

2900

2900

2900

2900

2900

3200

3200

3900

2500

2800

3100

2800

2800

4000

4000

4000

4000

4000

4000

4000

4200

4200

4200

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

4500

7.0

5.2

4.5

7.5

5.5

1.4

0.9

0.7

0.5

0.5

0.4

0.4

0.3

0.3

0.3

62

46

40

66

49

12.4

8

6.2

4.4

4.4

3.5

3.5

2.7

2.7

2.7

≤ 4

27

30

32

32

32

29

29

29

29

29

29

29

31

31

31

239

266

283

283

283

257

257

257

257

257

257

257

274

274

274

9900
2228
9500
2138
1692

14974

96

94

> 20000

22.6

25.0

50

55

≤ 68

+90
194

IP 65

–

–

–

–

–

4.21

3.85

3.28

3.17

2.78

2.73

2.48

2.46

2.43

2.42

3.73

3.41

2.90

2.80

2.46

2.41

2.20

2.17

2.15

2.14

25.0

19.1

16.3

14.1

12.8

11.1

10.7

10.2

10.1

9.69

9.64

9.39

9.37

9.34

9.33

22.1

16.9

14.4

12.4

11.3

9.83

9.51

9.01

8.92

8.58

8.53

8.31

8.29

8.27

8.26

1-stage

2-stage

Ratio

 

a)

i

Max. acceleration torque

(max. 1000 cycles per hour)

T

2B

Nm
in.lb

Nominal output torque

(with n

1N

)

T

2N

Nm
in.lb

Emergency stop torque

(permitted 1000 times during the service life of the gearhead)

T

2Not

Nm
in.lb

Nominal input speed

(with T

2N

 and 20°C ambient temperature) 

b), c)

n

1N

 rpm

Max. continuous speed

(with 20% T

2N

 and 20°C ambient temperature) 

n

1Ncym

 rpm

Max. input speed

n

1Max

 rpm

Mean no load running torque

(with n

1

 = 3000 rpm and 20°C gearhead temperature) 

d)

T

012

Nm
in.lb

Max. torsional backlash

j

t

 arcmin

Torsional rigidity

C

t21

  

Nm/ arcmin

in.lb/ arcmin

Max. axial force 

e)

F

2AMax

N
lb

f

Max. radial force 

e)

F

2RMax

N
lb

f

Max. tilting moment

M

2KMax

Nm
in.lb

Efficiency at full load

η

 %

Service life

(For calculation, see the Chapter “Information”)

L

h

 h

Weight incl. standardadapter plate

m

kg
lb

m

Operating noise

(with n

1

 = 3000 rpm without load)

L

PA

 dB(A)

Max. permitted housing temperature

°C

F

Ambient temperature

°C

0 to +40

F

32 to 104

Lubrication

Lubricated for life

Paint

Blue RAL 5002

Direction of rotation

Motor and gearhead opposite directions

Protection class

Moment of inertia

(relates to the drive)

Clamping hub diameter [mm]

G

24

J

1

kgcm

2

10

-3

 in.lb.s

2

K

38

J

1

kgcm

2

10

-3

 in.lb.s

2

a)

 Other ratios available on request

b)

 Higher speeds are possible if the nominal torque is reduced

c)

 For higher ambient temperatures, please reduce input speed

d)

 Idling torques decrease during operation 

e)

 Refers to center of the output shaft or flange

All technical data for front output side applies. 
Technical data for rearward output versions, see page 386.

Please contact us for information on the best configuration for 
S1 conditions of use (continuous operation).

SK

+

 140 MF 

1/2-stage

 

206

alpha

SK

+

A

A

Right-angle gearheads

High End

Non-tolerated dimensions ±1 mm
1)  Check motor shaft fit.
2)   Min./Max. permissible motor shaft length. Longer motor shafts are 

adaptable, please contact us.

3)  The dimensions depend on the motor.
4)   Smaller motor shaft diameter is compensated by a bushing with 

a minimum thickness of 1 mm.

See technical data sheet for available clamping hub diameters 
(mass moment of inertia). Dimensions available on request.

CAD data is available under www.wittenstein-alpha.com

Motor mounting according to operating manual

 !

Keywayed output shaft in mm

E = key as per DIN 6885, sheet 1, form A

Involute gearing DIN 5480  

X = W 40 x 2 x 30 x 18 x 6m

1-stage:

2-stage:

  Alternatives: Output shaft variants

View A

207

3

4

5

7

10

12

16

20

25

28

35

40

50

70

100

640

640

640

550

470

640

640

640

640

640

640

640

640

550

470

5664

5664

5664

4868

4160

5664

5664

5664

5664

5664

5664

5664

5664

4868

4160

400

400

400

380

360

400

400

400

400

400

400

400

400

380

360

3540

3540

3540

3363

3186

3540

3540

3540

3540

3540

3540

3540

3540

3363

3186

900

1050

1050

970

900

1050

1050

1050

1050

1050

1050

1050

1050

970

900

7965

9293

9293

8585

7965

9293

9293

9293

9293

9293

9293

9293

9293

8585

7965

1600

1800

2000

1800

1800

2700

2700

2700

2700

2700

2700

2700

2900

3200

3400

2000

2400

2800

2500

2500

3500

3500

3500

3500

3500

3500

3500

3500

3800

3800

4000

4000

4000

4000

4000

4000

4000

4000

4000

4000

4000

4000

4000

4000

4000

14.5

12.0

10.0

15.0

12.5

3.0

2.3

1.8

1.6

1.3

1.2

0.9

0.9

0.9

0.9

128

106

89

133

111

26.6

20.4

15.9

14.2

11.5

10.6

8.0

8.0

8.0

8.0

≤ 4

64

71

79

78

77

71

71

71

71

71

71

71

78

78

78

566

628

699

690

681

628

628

628

628

628

628

628

690

690

690

14200

3195

14700

3308
3213

28435

96

94

> 20000

45.4

48

100

106

≤ 68

+90
194

IP 65

–

–

–

–

–

15.3

14.0

12.3

12.0

10.9

10.7

10.1

10.0

9.95

9.91

13.6

12.3

10.9

10.6

9.65

9.48

8.96

8.88

8.81

8.77

73.3

51.6

42.1

34.0

29.7

30.0

28.7

27.1

26.7

25.6

25.4

24.8

24.7

24.7

24.6

64.9

45.6

37.3

30.1

26.3

26.6

25.4

23.9

23.6

22.7

22.5

22.0

21.9

21.8

21.8

1-stage

2-stage

Ratio

 

a)

i

Max. acceleration torque

(max. 1000 cycles per hour)

T

2B

Nm
in.lb

Nominal output torque

(with n

1N

)

T

2N

 

Nm
in.lb

Emergency stop torque

(permitted 1000 times during the service life of the gearhead)

T

2Not

Nm
in.lb

Nominal input speed

(with T

2N

 and 20°C ambient temperature) 

b), c)

n

1N

 rpm

Max. continuous speed

(with 20% T

2N

 and 20°C ambient temperature) 

n

1Ncym

 rpm

Max. input speed

n

1Max

 rpm

Mean no load running torque

(with n

1

 = 3000 rpm and 20°C gearhead temperature) 

d)

T

012

Nm
in.lb

Max. torsional backlash

j

t

 arcmin

Torsional rigidity

C

t21

  

Nm/ arcmin

in.lb/ arcmin

Max. axial force 

e)

F

2AMax

 

N
lb

f

Max. radial force 

e)

F

2RMax

 

N
lb

f

Max. tilting moment

M

2KMax

 

Nm
in.lb

Efficiency at full load

η

 %

Service life

(For calculation, see the Chapter “Information”)

L

h

 h

Weight incl. standardadapter plate

m

kg
lb

m

Operating noise

(with n

1

 = 3000 rpm no load)

L

PA

 dB(A)

Max. permitted housing temperature

°C

F

Ambient temperature

°C

0 to +40

F

32 to 104

Lubrication

Lubricated for life

Paint

Blue RAL 5002

Direction of rotation

Motor and gearhead opposite directions

Protection class

Moment of inertia

(relates to the drive)

Clamping hub diameter [mm]

K

38

J

1

kgcm

2

10

-3

 in.lb.s

2

M

48

J

1

kgcm

2

10

-3

 in.lb.s

2

a)

 Other ratios available on request

b)

 Higher speeds are possible if the nominal torque is reduced

c)

 For higher ambient temperatures, please reduce input speed

d)

 Idling torques decrease during operation 

e)

 Refers to center of the output shaft or flange

All technical data for front output side applies. 
Technical data for rearward output versions, see page 386.

Please contact us for information on the best configuration for 
S1 conditions of use (continuous operation).

SK

+

 180 MF 

1/2-stage

 

208

alpha

SK

+

A

A

Right-angle gearheads

High End

Non-tolerated dimensions ±1 mm
1)  Check motor shaft fit.
2)   Min./Max. permissible motor shaft length. Longer motor shafts are 

adaptable, please contact us.

3)  The dimensions depend on the motor.
4)   Smaller motor shaft diameter is compensated by a bushing with 

a minimum thickness of 1 mm.

See technical data sheet for available clamping hub diameters 
(mass moment of inertia). Dimensions available on request.

CAD data is available under www.wittenstein-alpha.com

Motor mounting according to operating manual

 !

Keywayed output shaft in mm

E = key as per DIN 6885, sheet 1, form A

Involute gearing DIN 5480  

X = W 55 x 2 x 30 x 26 x 6m

1-stage:

2-stage:

  Alternatives: Output shaft variants

View A

209

12

16

20

25

28

35

40

50

70

100

110

110

110

110

110

110

80

100

110

90

974

974

974

974

974

974

974

885

974

797

75

75

75

75

75

75

60

75

75

52

664

664

664

664

664

664

531

664

664

460

160

160

200

200

250

175

120

150

210

200

1416

1416

1770

1770

2213

1549

1062

1328

1859

1770

2000

2400

2400

2700

2400

2500

2500

2500

2500

2500

3000

3400

3400

3800

3400

3200

3200

3200

3200

3200

6000

6000

6000

6000

6000

6000

6000

6000

6000

6000

1.5

1.3

1.2

1.2

1.2

1.3

1.3

1.3

1.3

1.3

13.3

11.5

10.6

10.6

10.6

11.5

11.5

11.5

11.5

11.5

10
89

3350

753

4000

900
236

2089

94

> 20000

5.2

11.5

≤ 66

+90
194

IP 65

0.54

0.45

0.44

0.40

0.44

0.36

0.35

0.34

0.34

0.34

0.48

0.40

0.39

0.35

0.39

0.32

0.31

0.30

0.30

0.30

0.89

0.80

0.79

0.75

0.79

0.71

0.70

0.70

0.70

0.69

0.79

0.71

0.70

0.66

0.70

0.63

0.62

0.62

0.62

0.61

2-stage

Ratio 

a)

i

Max. acceleration torque

(max. 1000 cycles per hour)

T

2B

Nm
in.lb

Nominal output torque

(with n

1N

)

T

2N

Nm
in.lb

Emergency stop torque

(permitted 1000 times during the service life of the gearhead)

T

2Not

Nm
in.lb

Nominal input speed

(with T

2N

 and 20°C ambient temperature) 

b), c)

n

1N

 rpm

Max. continuous speed

(with 20% T

2N

 and 20°C ambient temperature)

n

1Ncym

 rpm

Max. input speed

n

1Max

 rpm

Mean no load running torque

(with n

1

 = 3000 rpm and 20°C gearhead temperature) 

d)

T

012

Nm
in.lb

Max. torsional backlash

j

t

 arcmin

Standard ≤ 5 / Reduced ≤ 3

Torsional rigidity

C

t21

  

Nm/ arcmin

in.lb/ arcmin

Max. axial force 

e)

F

2AMax

 

N
lb

f

Max. radial force 

e)

F

2RMax

 

N
lb

f

Max. tilting moment

M

2KMax

 

Nm
in.lb

Efficiency at full load

η

 %

Service life

(For calculation, see the Chapter “Information”)

L

h

 h

Weight incl. standard adapter plate

m

kg
lb

m

Operating noise

(with n

1

 = 3000 rpm no load) 

L

PA

 dB(A)

Max. permitted housing temperature

°C

F

Ambient temperature

°C

0 to +40

F

32 to 104

Lubrication

Lubricated for life

Paint

Blue RAL 5002

Direction of rotation

Motor and gearhead opposite directions

Protection class

Moment of inertia

(relates to the drive)

Clamping hub diameter [mm]

C

14

J

1

kgcm

2

10

-3

 in.lb.s

2

E

19

J

1

kgcm

2

10

-3

 in.lb.s

2

a)

 Other ratios up to i=1000 available on request

b)

 Higher speeds are possible if the nominal torque is reduced

c)

 For higher ambient temperatures, please reduce input speed

d)

 Idling torques decrease during operation 

e)

 Refers to center of the output shaft or flange

All technical data for front output side applies. 
Technical data for rearward output versions, see page 386.

Please contact us for information on the best configuration for 
S1 conditions of use (continuous operation).

SPK

+

 075 MF 

2-stage

210

alpha

SPK

+

A

Right-angle gearheads

High End

Non-tolerated dimensions ±1 mm
1)  Check motor shaft fit.
2)   Min./Max. permissible motor shaft length. Longer 

motor shafts are adaptable, please contact us.

3)  The dimensions depend on the motor.
4)   Smaller motor shaft diameter is compensated by a 

bushing with a minimum thickness of 1 mm.

See technical data sheet for available clamping hub 
diameters (mass moment of inertia). Dimensions available 
on request.

CAD data is available under www.wittenstein-alpha.com

Motor mounting according to operating manual

 !

2-stage:

  Alternatives: Output shaft variants

View A

Keywayed output shaft in mm

E = key as per DIN 6885, sheet 1, form A

Involute gearing DIN 5480 in mm

X = W 22 x 1.25 x 30 x 16 x 6m, DIN 5480

Shaft mounted 

Mounted via shrink disc

211