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BELT TENSIONING
Table 8: Deflection for Different Pulleys & Belts Sizes (Fix Type)
C-C Distance (mm)
100
170
240
300
370
440
500
Table 9: Force for Different Pulleys & Belts Sizes (Fix Type)
Pulley Type
SPZ
SPA
to
169
to
239
to
299
to
369
to
439
to
499
to
599
Setting Force to Deflect Belt 15mm per Meter of Span
Small Pulley Datum Diameter
(mm)
63
67
71
75
80
85
90
95
100
106
112
118
125
132
90
95
100
106
112
118
125
132
140
150
160
170
180
190
Deflection
(mm)
2
3
4
5
6
7
8
1.3 x Basic Setting Force (kgf)
Minimum
1.2
1.3
1.5
1.5
1.6
1.7
1.9
1.9
2.0
2.1
2.1
2.2
2.3
2.3
1.9
2.1
2.3
2.5
2.7
2.8
2.9
3.0
3.2
3.3
3.4
3.6
3.7
3.8
Maximum
1.7
1.9
2.0
2.1
2.3
2.4
2.5
2.7
2.8
2.9
2.9
3.0
3.0
3.1
2.7
2.9
3.0
3.2
3.4
3.7
4.0
4.1
4.2
4.4
4.6
4.8
5.0
5.2
47
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