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Quiet Operation
Grinding spiral bevel gear & Helical gears reduce vibration and noise.

High Rigidity & High Torque
High rigidity & 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%.
Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox
Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox - 2
Unit of Measure
Items Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox
PBL44-3
Servobox Series Model PBL44 1-Stage, 3 Ratio, and Standard Output Bearing Planetary Reducer Gearbox
Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox
PBL44-3N
Servobox Series Model PBL44 1-Stage, 3 Ratio, and Solid Output Shaft Bearing Planetary Reducer Gearbox
Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox
PBL44-4
Servobox Series Model PBL44 1-Stage, 4 Ratio, and Standard Output Bearing Planetary Reducer Gearbox
Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox
PBL44-4N
Servobox Series Model PBL44 1-Stage, 4 Ratio, and Solid Output Shaft Bearing Planetary Reducer Gearbox
Servobox Series Model PBL 1-Stage Planetary Reducer Gearbox
PBL44-5
Servobox Series Model PBL44 1-Stage, 5 Ratio, and Standard Output Bearing Planetary Reducer Gearbox
Description N/AQuiet Operation
Grinding spiral bevel gear & Helical gears reduce vibration and noise.

High Rigidity & High Torque
High rigidity & 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%.
Brands N/APelonis Technologies
Model N/A44
Ratio N/A3 N/A3 N/A4 N/A4 N/A5
Output Bearing N/AStandard (Keyway) N/ASolid Output Shaft (No Keyway) N/AStandard (Keyway) N/ASolid Output Shaft (No Keyway) N/AStandard (Keyway)
Stage N/A1-Stage
Dimension A1 N/A50 mm
Dimension A2 N/A4.5 mm
Dimension A3 N/A13 mm
Dimension A4 N/A35 mm
Dimension A5 N/A6 mm
Dimension A6 N/AM4 x P0.7
Dimension A7 N/A5 mm
Dimension A8 N/A15 mm
Dimension B1 N/A44 mm
Dimension B2 N/A26 mm
Dimension B3 N/A5 mm
Dimension B4 N/A15 mm
Dimension B5 N/A20 mm
Dimension B6 N/A5 mm
Dimension B7 N/A76 mm
Dimension B8 N/A98 mm
Dimension B9 N/A124 mm
Dimension C1 N/A46 mm60 mm63 mm
Dimension C2 N/AM3M4M5
Dimension C3 N/A8 mm9 mm11 mm
Dimension C4 N/A27 mm
Dimension C5 N/A30 mm40 mm50 mm
Dimension C6 N/AM4 x P0.7
Dimension C7 N/A46 mm55 mm
Dimension C8 N/A61 mm
Dimension C9 N/A83 mm
Rated Output Torque (Nominal Output Torque) (T2N) N/A17 N·m N/A17 N·m N/A15 N·m N/A15 N·m N/A14 N·m
Maximum Acceleration Torque (T2B) N/A1.8 Times of Rated Output Torque
Maximum Output Torque (Emergency Stop Torque) (T2NOT) N/A3 Times of Rated Output Torque
Rated Input Speed (n1N) N/A3000 rpm
Maximum Input Speed (n1B) N/A6000 rpm
Backlash N/A≤ 10 arc·min
Torsional Rigidity N/A3 N·m/arc·min
Maximum Radial Force (F2rB) N/A360 N
Maximum Axial Force (F2aB) N/A180 N
S5 Cycle Operation Service Life (LH) N/A>30000 hours
S1 Continuous Operation Service Life (LH) N/A>15000 hours
Efficiency (η) N/A≥95%
Operating Temperature N/A-25 to +90 ºC
Lubrication N/ASynthetic Grease
Protection Class N/AIngress Protection (IP65)
Mounting Position N/AAny
Noise Level N/A≤ 65 dB
Weight N/A0.99 kg
Weight Tolerance (±) N/A3 %
Mass Moments of Inertia N/A0.09 kg·cm²
Features N/ASpiral 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.

Integratory Planetary ARM Bracket
行星臂架和输出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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