REXROTH GTE Series, Project Planning Manual

Page: 35 / 86

6.1.3 GTE080
Symbol Unit
Transmission ratio
one-stage two-stage
i
6)
3 4 5 8 10 12 20 40
Maximum average drive speed at 50%
T2N 5) and S1 10)
n
m_max
50%
min -1
4,000 3,850 4,000 4,000 4,000 4,000 4,000 4,000
Maximum average drive speed at
100% T2N 5) and S1 10)
n
m_max
100%
min -1 2,700 2,500 3,000 4,000 4,000 3,750 4,000 4,000
Max. input speed 5)
n
in_max
min -1
7,000 7,000 7,000 7,000 7,000 7,000 7,000 7,000
Max. output speed 5)
n
out_max
min -1 2,333 1,750 1,400 875 700 583 350 175
Nominal input torque 1) 7) 8)
M
in_nenn
Nm 28.3 28.8 22.0 6.3 3.8 10.0 6.0 2.8
Nominal output torque 1) 7) 8)
M
out_nenn
Nm 85 115 110 50 38 120 120 110
Nominal input torque 1) 7) 8) 9)
M
in_max
Nm 45.3 46.0 35.2 10.0 6.1 16.0 9.6 4.4
Nominal input torque 1) 7) 8) 9)
M
out_max
Nm 136 184 176 80 61 192 192 176
Backlash Δφ arcmin < 7 < 7 < 7 < 7 < 7 < 9 < 9 < 9
Torsion-proof D
Nm/
arcmin
6 6 6 6 6 6.5 6.5 6.5
Efficiency 4)
η % 98 98 98 97 96 97 96 94
Moment of inertia 11)
J kgcm² 0.77 0.52 0.45 0.39 0.39 0.72 0.44 0.39
Mass m kg 2.1 2.1 2.1 2.1 2.1 2.6 2.6 2.6
Lifetime
L
H
30,000
Lubrication Life lubrication
Ambient temperature
T
amb
°C 0 … 40
Gearbox housing temperature 2)
T
G
°C -25 … 90
Sound pressure level 3)
L
P
dB(A) 60
Degree of protection IP54
1)
these values refer to a speed of the output shaft of n
out
= 100 min
-1
on
duty cycle K
A
= 1 and S1-mode for electrical machines and T=30°C.
2) referring to the middle of the housing surface
3) sound pressure level in 1m distance; measured on drive speed of n
in
=
3,000 min
-1
without load; i=5
4)
depends on ratio n
out
= 100 min -1
5) allowed operating temperatures must be kept
6) ratios (i= n
out
/ n
in
)
7) depends on the motor shaft diameter
8) with key: for tumscent load
9) permitted for 30,000 revolutions at the output shaft: see chapter 6.2
"Maximum Transferable Output Torque" on page 36
10) for definition see chapter 6.3 Thermal specifications for S1 operation
11) the moment of inertia relates to the input shaft and to standard motor
shaft diameter
Tab.6-3: GTE080
DOK-GEAR**-GTE********-PR08-EN-P
Rexroth GTE Planetary Gearboxes Bosch Rexroth AG 33/83
Technical Data