Conveyor Technology

Electric and Hydraulic Drum Motors

Design Feature
and Advantages

Comparison to
Conventional Drives

Industries

Testimonials

Case Histories

Description of Type
Number

Catalogue Index

Optional Designs

Standard and Optional
Features

Belt Pull Calculations

Bulk Conveyor HP Tables

Special Operating
Conditions

Conveyor Configurations

Special Requirements

Other Van der Graaf
Products

Drum Motor & Idler Dimensions
Bracket Dimensions
Optional Cable Type Dimensions
Drum Motor Specifications
Cross Sectional Diagram
Parts Description

Dimensions (in inches)

Drum Motor
TM100B25

Idler
KT100B25

Standard face widths (L) in inches for the TM100B25 and KT100B25: 10.24*   10.83*   12.20   14.17   16.14   18.11   20.08   22.05   24.02   25.98   27.95   29.92   31.89   33.86

Slow Speed: 12.20*   14.17*   16.14   18.11   20.08   22.05   24.02   25.98   27.95   29.92   31.89   33.86

*This face width is not available in all horsepower.

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Bracket AB 20

Optional Cable Type

Note: When Optional Cable Type is selected, the minimum face width (L) increased by 1.969 inches.

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Specifications

Type

HP
Belt speed in feet per minute (ft/min)
Belt pull measured in pounds (lbs.)
Minimum length (L)
in inches Design B

Weight in pounds (lbs.)
at L = 10.24 inches

TM100 - 425
0.25

416

333

295

262

232

203

180

161

135

114

95

85

71

(ft/min)

12.20

29.70

17

22

24

27

31

35

40

45

53

63

76

84

101

(belt pull)

57

(ft/min)

126

(belt pull)

TM100 - 616
0.16

295

265

213

189

168

146

116

97

85

71

61

45

(ft/min)

12.20

29.70

16

18

22

25

28

33

41

49

56

67

78

106

(belt pull)

35

(ft/min)

135

(belt pull)

TM100 - 416
0.16

262

232

203

180

161

135

114

95

85

71

57

(ft/min)

10.83

29.70

18

21

24

27

30

35

42

50

56

67

84

(belt pull)

TM100 - 414
0.14

262

232

203

180

161

135

114

95

85

71

57

(ft/min)

10.24

29.70

15

17

20

22

25

30

35

42

47

56

71

(belt pull)

TM100 - 611
0.11

189

168

146

116

97

85

71

61

45

35

(ft/min)

10.24

29.70

17

19

22

27

33

37

45

52

71

90

(belt pull)

TM100 - 811
0.11

64

52

45

40

33

26

(ft/min)

10.24

29.70

50

61

71

79

96

128

(belt pull)

SLOW SPEED

TM100 - 425PL2
0.25

46

41

39

35

34

29

28

24

23

22

18

15

(ft/min)

14.17

32.70

176

198

209

235

237

274

274

274

274

274

274

274

(belt pull)

TM100 - 425PL3
0.25

11.4

10.1

9.6

8.5

7.2

6.9

6.0

5.8

5.3

4.5

3.6

(ft/min)

16.14

35.70

274

274

274

274

274

274

274

274

274

274

274

(belt pull)

TM100 - 616PL2
0.16

31

27

26

23

19

18

16

15

14

12

10

(ft/min)

14.17

32.70

171

193

203

229

274

274

274

274

274

274

274

(belt pull)

TM100 - 616PL3
0.16

7.5

6.7

6.3

5.6

4.7

4.5

4.0

3.8

3.5

2.9

2.4

(ft/min)

16.14

35.70

274

274

274

274

274

274

274

274

274

274

274

(belt pull)

TM100 - 416PL2
0.16

46

41

39

35

34

29

28

24

23

22

18

15

(ft/min)

12.80

32.70

113

127

134

151

165

180

188

214

223

241

274

274

(belt pull)

TM100 - 416PL3
0.16

11.4

10.1

9.6

8.5

7.2

6.9

6.0

5.8

5.3

4.5

3.6

(ft/min)

14.76

35.70

274

274

274

274

274

274

274

274

274

274

274

(belt pull)

TM100 - 414PL2
0.14

46

41

39

35

34

29

28

24

23

22

18

15

(ft/min)

12.20

32.70

98

111

117

132

140

157

164

187

195

211

252

274

(belt pull)

TM100 - 414PL3
0.14

11.4

10.1

9.6

8.5

7.2

6.9

6.0

5.8

5.3

4.5

3.6

(ft/min)

14.17

35.70

274

274

274

274

274

274

274

274

274

274

274

(belt pull)

TM100 - 611PL2
0.11

31

27

26

23

19

18

16

15

14

12

10

(ft/min)

12.20

32.70

118

133

140

158

188

196

223

233

252

274

274

(belt pull)

TM100 - 611PL3
0.11

7.5

6.7

6.3

5.6

4.7

4.5

4.0

3.8

3.5

2.9

2.4

(ft/min)

14.17

35.70

274

274

274

274

274

274

274

274

274

274

274

(belt pull)

TM100 - 811PL2
0.11

23

20

19

17

14

12

11

9

7

(ft/min)

14.17

32.70

159

180

189

213

255

274

274

274

274

(belt pull)

TM100 - 811PL3
0.11

5.6

4.9

4.7

4.2

3.5

3.3

2.9

2.8

2.6

2.2

1.8

(ft/min)

16.14

35.70

274

274

274

274

274

274

274

274

274

274

274

(belt pull)

- Other belt speeds and face widths are available.
- The total weight of the unit increases by 0.9 pounds per inch above 10.24 inches.
- When the drive is supplied with lagging, the covered face width is reduced by 0.47 inches.
- Belt speed is measured on the center of the unit without lagging.
- Listed belt speeds are under full load conditions and may be higher under no load conditions.
NOTE: TM100 type drum motors are available in all standard voltages and are electrically reversible.

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Cross Sectional Diagram & Parts Description

Position Number

Part Description

Position Number

Part Description

1
Shell
22
O-Ring

2A
End Flange
23
Fillister Head Machine Screw

2B
End Flange
24
Fillister Head Machine Screw

3
Gear Housing
27
Set Screw

4
Motor Flange
31
Socket Head Cap Screw

4A
Motor Flange
32
Washer Copper

5
Mounting Ring
36
Ball Bearing

5A
Mounting Ring
37
Ball Bearing

6
Shaft End
37A
Ball Bearing

7
Hollow Shaft
38
Ball Bearing

8
Internal Gear
39
Needle Bearing

9
Pinion
44
Snap Ring

11
Gear
45
Bearing Race

13
Stator
45C
Shim Plate

14
Rotor
45D
Gamma Ring

14A
Insert pinion
46
Oil Seal

15
Socket Head Cap Screw
49
Wave Washer

15A
Socket Head Cap Screw
50
Seal

16
Cable Passage
51
Junction Box

17
Socket Head Cap Screw
52
Junction Box Cover

19
Spring Ring
53
Plug

20
Terminal Board
55
Backstop Bearing

21
Spring Ring
57
Name Plate

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