MOTOVARIO
Information
Helical geared motors
1
Information
Symbols
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Modularity
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Design features
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Product selection guide
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Service factor
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Critical applications
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Thermal power
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Installation
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Motor mounting with PAM flange
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Overhung load
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Moments of inertia
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Lubrication
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Designation
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Versions
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Predisposition
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Mounting positions
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Performance HA/H
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Performances IHA/IH
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Dimensions
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Electric motors
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Accessories
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Sales conditions
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1
2
3
4
5
6
7
9
9
10
12
12
15
16
17
28
29
60
87
103
105
108
Contents
Symbols
P
= Power ( HP )
Pr
=
Requested power ( HP )
Pn
=
Nominal power ( HP )
M
= Torque ( in-lb )
Mr
=
Requested torque ( in-lb )
Mn
=
Nominal torque ( in-lb )
n
= Speed ( RPM )
i
= Reduction ratio
ηd
= Dynamic efficiency
F
= Load ( lb )
m
= Weight ( lb )
f.s.
= Service factor
ips
= Speed ( inch/second )
1
= Input
2
= Output
r
=
Overhung load ( OHL )
a
= Thrust load
s
= Static
d
= Dynamic
c
= Calculated
max = Maximum
min
= Minimum