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Servobox Series Model PBT Planetary Reducer Gearboxes
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Servobox Series Model PBT Planetary Reducer Gearboxes
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Model Number PBT220-7
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Model Number PBT220-7, Servobox Series Model PBT220 1-Stage, 7 Ratio, and Standard Output Bearing Planetary Reducer Gearbox
Quiet Operation
Grinding spiral bevel gear and Helical gears reduce vibration and noise.
High Rigidity and High Torque
High rigidity and high torque are achieved by integrant needle roller bearings and are one-piece constructed.
High Efficiency
Efficiency for 1-stage model exceeds 95%; 2-stage model exceeds 92%.
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Specifications
·
Dimensions
·
Features
Specifications
Brands
Pelonis Technologies
Model
220
Ratio
7
Output Bearing
Standard (Keyway)
Stage
1-Stage
Rated Output Torque (Nominal Output Torque) (T
2N
)
1645
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
)
2000
rpm
Maximum Input Speed (n
1B
)
3000
rpm
Backlash
≤ 10
arc·min
Torsional Rigidity
240
N·m/arc·min
Maximum Radial Force (F
2rB
)
48450
N
Maximum Axial Force (F
2aB
)
24225
N
S5 Cycle Operation Service Life (L
H
)
>30000
hours
S1 Continuous Operation Service Life (L
H
)
>15000
hours
Efficiency (η)
≥ 95
%
Operating Temperature
-25 to +90
ºC
Lubrication
Synthetic Grease
Protection Class
Ingress Protection (IP65)
Mounting Position
Any
Noise Level
≤ 76
dB
Weight
78
kg
Weight Tolerance (±)
3
%
Mass Moments of Inertia
135
kg·cm²
Flange Model
180
Bevel Gear Reducer Model
ST210
Dimensions
Dimension A1
250
mm
Dimension A2
17
mm
Dimension A3
75
mm
Dimension A4
180
mm
Dimension A5
14
mm
16
mm
Dimension A6
M16 x P2.0
Dimension A7
20
mm
Dimension A8
79.5
mm
Dimension B1
220
mm
Dimension B2
139
mm
Dimension B3
30
mm
Dimension B4
90
mm
Dimension B5
104
mm
Dimension B6
20
mm
Dimension B7
237
mm
Dimension B8
360
mm
Dimension B9
499
mm
Dimension C1
200
mm
215
mm
265
mm
Dimension C2
M10
M12
M16
Dimension C3
42
mm
48
mm
55
mm
Dimension C4
117
mm
119
mm
Dimension C5
114.3
mm
180
mm
230
mm
Dimension C6
M10 x P1.5
Dimension C7
182
mm
200
mm
250
mm
Dimension C8
252
mm
254
mm
Dimension C9
362
mm
364
mm
Dimension D1
205
mm
Dimension D2
170
mm
Dimension D3
85
mm
Dimension D4
M16 x P2.0
Features
Spiral Bevel Gear
The grinding spiral bevel gear has a compact structure and is excellent in transmission efficiency, stability, and durability. It has a large arc overlapping factor, is wear resistant, and has a long service life.
Integrated Planetary Arm Bracket
The planetary arm bracket and the output shaft are one-piece constructed to increase torsional rigidity and accuracy.
Full Needle Roller Bearings Design
The planetary gear transmission employs full needle roller bearings without a retainer to increase the contact surface. This greatly improves structural rigidity and service life.
Collet Locking Mechanism
The input-end and the motor are coupled through a collet locking mechanism. The mechanism is dynamically balanced to ensure concentricity and balance on the connection and has no backlash for power transmission while running at a high speed.
One-piece Helical Gear Box
The gear box and internal ring are a one-piece construction design. The speed reduction mechanism employs helical gears that provide two times the meshing rate of teeth compared to regular spur gears. It operates very smoothly, has low noise, high output torque, and low backlash.
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