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Servobox Series Model SB Planetary Reducer Gearboxes
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Servobox Series Model SB Planetary Reducer Gearboxes
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Model Number SB120-900N-P2
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Model Number SB120-900N-P2, Servobox Series Model SB120 3-Stage, 900 Ratio, Solid Output Shaft Bearing, and P2 Backlash Class Planetary Reducer Gearbox
Low Backlash
Backlash for 1-stage model is under 7 arc·min. Also available specification with 1 arc·min of backlash. Backlash for 2-stage model is under 9 arc·min.
High Efficiency
Efficiency for 1-stage model exceeds 97%; 2-stage model exceeds 94%.
High Input Speed
Input speed allows for 5,000 RPM.
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Specifications
·
Dimensions
·
Features
Specifications
Brands
Pelonis Technologies
Model
120
Ratio
900
Output Bearing
Solid Output Shaft (No Keyway)
Backlash Class
P2
Stage
3-Stage
Rated Output Torque (Nominal Output Torque) (T
2N
)
278
N·m
Maximum Acceleration Torque (T
2B
)
1.8 Times of Rated Output Torque
Maximum Output Torque (Emergency Stop Torque) (T
2NOT
)
3 Times of Rated Output Torque
Rated Input Speed (n
1N
)
3000
rpm
Maximum Input Speed (n
1B
)
5000
rpm
Backlash
≤ 11
arc·min
Torsional Rigidity
27
N·m/arc·min
Maximum Radial Force (F
2rB
)
6800
N
Maximum Axial Force (F
2aB
)
3400
N
S5 Cycle Operation Service Life (L
H
)
>30000
hours
S1 Continuous Operation Service Life (L
H
)
>15000
hours
Efficiency (η)
≥ 90
%
Operating Temperature
-25 to +90
ºC
Lubrication
Synthetic Grease
Protection Class
Ingress Protection (IP65)
Mounting Position
Any
Noise Level
≤ 63
dB
Weight
10
kg
Weight Tolerance (±)
3
%
Mass Moments of Inertia
0.04
kg·cm²
Dimensions
Dimension A1
130
mm
Dimension A2
9.0
mm
Dimension A3
32
mm
Dimension A4
110
mm
Dimension A5
6
mm
Dimension A6
M10 x P1.5
Dimension A7
148
mm
Dimension A8
10
mm
Dimension A9
35
mm
Dimension B1
120
mm
Dimension B2
65
mm
Dimension B3
12
mm
Dimension B4
3
mm
Dimension B5
40
mm
Dimension B6
50
mm
Dimension B7
12
mm
Dimension C1
70
mm
75
mm
90
mm
Dimension C2
M4
M5
M6
Dimension C3
14
mm
19
mm
Dimension C4
33.5
mm
41.5
mm
Dimension C5
50
mm
60
mm
70
mm
Dimension C6
M5
P0.8
Dimension C7
64
mm
70
mm
80
mm
Dimension C8
249
mm
257
mm
Features
High Torque
Higher output torque is compared to spur gear planetary gear reducers.
High Stability
Employs high tensile strength alloy steel. Gear hardening is made for the entire gear which extends gear service life and maintains high accuracy after a long period of operation.
High Speed Reduction Ratio
The gear reducer is a modular design. The planetary gear box can be connected. The speed reduction ratio can reach over 1/10000.
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