Bosch Rexroth GTM Series, Project Planning Manual

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6-2
Technical Data Planetary Gearboxes
DOK-GEAR**-GTM********-PR01-EN-P
Description Symbol Ratio
i
GTM060 GTM075 GTM100 GTM140 GTM180 GTM240
3 x x 2300 1800 1300 800
4 3000 3000 2500 2000 1500 1000
5 4000 4000 3000 2500 2000 1200
7 5000 5000 4000 3000 2500 1500
one-stage
10 6000 6000 5000 4000 3000 2000
20 4000 4000 3000 2500 2000 x
Nominal initial
speed rpm
n
in
, nenn
two-stage
50 6000 6000 5000 4000 3000 x
3 x x 40 93.3 240 600
4 6.25 21.3 42.5 105 255 625
5 5 20 40 100 240 600
7 3.6 12.1 24.3 60 145.7 357.1
one-stage
10 2 6 12 28 72 180
20 1.25 4.25 8.5 21 51 x
Nominal input
torque
Nm
M
in
, nenn
two-stage
50 0.5 2 4 10 24 x
3 x x 120 280 720 1800
4 25 85 170 420 1020 2500
5 25 100 200 500 1200 3000
7 25 85 170 420 1020 2500
one-stage
10 20 60 120 280 720 1800
20 25 85 170 420 1020 x
Nominal output
torque
Nm
M
out
,
nenn
two-stage
50 25 100 200 500 1200 x
3 x x 2.8 8.2 36 128
4 0.16 0.55 2 6.75 24.5 97.6
5 0.16 0.47 1.64 5.54 18.8 76.4
7 0.15 0.41 1.36 4.59 14.5 59.9
one-stage
10 0.14 0.38 1.22 4.1 12.3 51.1
20 0.12 0.47 1.56 5.29 6.95 x
Moment of
inertia
2)
Kg cm^2
J
two-stage
50 0.1 0.47 1.44 4.96 5.45 x
2) Moment of inertia of the gearbox referred to the input of the gearbox
Fig. 6-1: Ratio-dependent data