GORMAN-RUPP VG3B3-B, Installation, Operation And Maintenance Manual

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ATTENTION!
Place the sheave and belt as close as possible to the motor
body (it is advisable to make x as shown in Fig. 11 equal to 0)
to reduce the bending moment and improve shaft life.
3.4.2 Table of belt-sheave application for general electric motors
V-Belt Sheave Output
(KW/HP)
Conventional V-Belts Narrow V-Belts
4P 6P 8P
V-Belt
Type
Number
Of
Belts
Min.
PCD
(mm)
Max
Width
(mm)
V-Belt
Type
Number
Of
Belts
Min.
PCD
(mm)
Max
Width
(mm)
11/15 - - B 4 160 82 3V 4 125 48
- 11/15 - B 5 170 101 3V 5 140 59
- - 11/15 B 5 190 101 3V 6 160 69
15/20 - - B 5 170 101 3V 6 125 69
- 15/20 - B 5 224 101 3V 6 160 69
- - 15/20 C 4 224 111 5V 3 180 60
18.5/25 - - B 5 200 101 3V 6 140 69
- 18.5/25 - C 4 224 111 5V 3 180 60
- - 18.5/25 C 5 224 136 5V 4 180 78
22/30 - - B 5 224 101 5V 6 160 69
- 22/30 - C 5 224 136 3V 4 180 78
- - 22/30 C 5 250 136 5V 4 200 78
30/40 - - C 5 224 136 5V 4 180 78
- 30/40 - C 5 265 136 5V 4 224 78
- - 30/40 C 6 265 162 5V 5 224 95
37/50 - - C 6 224 162 5V 4 200 78
- 37/50 - C 6 265 162 5V 4 224 78
- - 37/50 C 7 280 187 5V 5 250 95
45/60 - - C 6 265 162 5V 4 224 78
- 45/60 - C 7 280 187 5V 5 224 95
- - 45/60 C 7 315 187 5V 6 250 113
55/75 - - C 7 265 187 5V 5 224 95
- 55/75 - C 8 300 213 5V 6 250 113
- - 55/75 D 5 355 196 5V 6 280 113
75/100 - - C 8 315 213 5V 6 250 113
- 75/100 - D 6 355 233 5V 6 315 113
- - 75/100 D 6 400 233 5V 6 355 113
- 90/120 - D 6 400 233 5V 6 355 113
- - 90/120 D 6 425 233 8V 4 355 124
- 110/150 - D 7 400 270 8V 4 355 124
- 132/175 110/150 D 7 450 270 8V 4 400 124
- 160/200 132/175 D 9 450 344 8V 4 450 124
3.5 Conveyance with chain or gear
3.5.1
Make sure the loading capacity of shaft and bearings is appropriate for the size and installation
position (overhung) of chain and gear. If necessary, please contact us to ensure the shaft and
bearings will meet your requirements.
10