DEKKER Vacuum Technologies, Inc. – HullVac / September 2016
15
Belt Tension for V-Belt Drives
V-Belt
Section
Small Sheave
Deflection Force (lbs)
For Drive Speed Ratios of:
Speed Range (RPM)
Diameter (in)
1.0
1.5
2.0
4.0+
A
1800-3600
3.0
2.0
2.3
2.4
2.6
1800-3600
4.0
2.6
2.8
3.0
3.3
1800-3600
5.0
3.0
3.3
3.4
3.7
1800-3600
7.0
3.5
3.7
3.8
4.3
B
1200-1800
4.6
3.7
4.3
4.5
5.0
1200-1800
5.0
4.1
4.6
4.8
5.6
1200-1800
6.0
4.8
5.3
5.5
6.3
1200-1800
8.0
5.7
6.2
6.4
7.2
AX
1800-3600
3.0
2.5
2.8
3.0
3.3
1800-3600
4.0
3.3
3.6
3.8
4.2
1800-3600
5.0
3.7
4.1
4.3
4.6
1800-3600
7.0
4.3
4.6
4.8
5.3
BX
1200-1800
4.6
5.2
5.8
6.0
6.9
1200-1800
5.0
5.4
6.0
6.3
7.1
1200-1800
6.0
6.0
6.4
6.7
7.7
1200-1800
8.0
6.6
7.1
7.5
8.2
Tensioning Table and installation image courtesy of Dodge PT Manual MN-4002
Notes:
1. Use approximately 130% of above values to tension a new set of belts.
2. Use closest sheave diameter for sizes not shown.