ZPE Helical Teeth Planetary Gear Reducer is a high-performance gearbox designed to deliver smooth power transmission, elevated torque output, and minimized vibration. Its helical gear architecture achieves superior accuracy and quiet operation while reducing mechanical stress and improving system stability. The reducer features a compact housing, precision bearings, and lifetime synthetic grease lubrication to ensure reliability without routine maintenance.

With low backlash levels and optimized torsional stiffness, the ZPE series is ideally suited for servo motor integration, pick-and-place robotics, automated machinery, and precision indexing applications. Its modular interface and wide ratio range provide flexibility across various dynamic motion-control systems.

Features

Small backlash
High torque density
High transmission efficiency
Low operational noise
Easy and flexible installation
Maintenance-free synthetic grease lubrication

ZPE Series Performance Table

ZPE Series Performance Table
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Model             Unit   Stage   Ratio     ZPE060   ZPE090   ZPE120   ZPE155   ZPE205   ZPE235
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Rated output
torque T2N        Nm     1       3         35       130      208      342      588      1140
                         4         30        95       140      290      542      1050     1700
                         5         28        65       160      330      620      1200     2000
                         7         19        55       140      300      550      1100     1800
                         8         15        50       130      300      550      1100     1900
                         9         15        50       140      300      550      1100     1900
                         10        14        40       230      450      900      1500
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                         12        15        50       160      320      600      1050     1700
                         15        15        50       140      290      342      588      1140
                         16        25        55       160      330      620      1050     1700
                         20        20        50       160      330      600      1200     2000
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Rated output
torque T2N        Nm     2       25        20        55       160      330      650      1200
                         30        15        50       140      300      600      1100     1800
                         35        15        50       140      300      550      1050     1700
                         40        15        40       100      260      500      900      1500
                         50        15        40       100      260      500      900      1500
                         60        15        40       100      260      500      900      1500
                         80        10        40       200      450      800      1500
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Emergency stop
torque T2NOT      Nm     1,2     3–100     Triple rated output torque
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Rated input speed n1     rpm     1,2       5000     5000     4000     4000     3000     2000
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Maximum input
speed n1max       rpm     1,2     10000    8000     6000     6000     4000     3000
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Precision
backlash P1       arcmin 1       ≤3        ≤3        ≤3       ≤3       ≤3       ≤3
                  arcmin 2       ≤5        ≤5        ≤5       ≤5       ≤5       ≤5
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Torsional rigidity Nm/arcmin      1        10        25       35       55       145      225
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Allowable radial
force Fr          N       1,2     500       765      1625     3300     4700     7250     25000
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Allowable axial
force Fa          N       1,2     300       500      765      1625     3300     4700     7250
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Service life      hrs     1,2     20000
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Efficiency        %       1       ≥97%
                          2       ≥94%
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Weight            kg      1       1.3       3.7      7.8      14.5     29       48
                          2       1.5       4.1      9.0      17.5     33       60
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Working temp.     ℃       1,2     -10°C ~ +90°C
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Lubrication                1,2     Synthetic lubricating grease
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IP Grade                   1,2     IP65
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Installation direction     1,2     In any direction
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Noise level
(n1=3000rpm off load) dB   1,2     ≤60      ≤63      ≤56      ≤58      ≤70      ≤73      ≤75
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Application

The ZPE Helical Teeth Planetary Gear Reducer is ideal for:

• Servo motor drive systems
• Industrial automation and assembly machinery
• Robotics joints and motion axes
• Packaging, printing, and conveying equipment
• CNC positioning systems and linear modules
• Precision material-handling mechanisms
• High-speed dynamic control platforms