28mm Planetary Gearbox.Permissible Load Range: 0.6N.m~2.0N.m
Planetary Gearbox
Bearing at output | Ball bearings | Sleeve bearings |
Max. Radial load(10mm from flange) | 50N | 40N |
Max. shaft axial load | 30N | 30N |
Radial play of shaft( near to flange) | ≤0.08 mm | ≤0. 1mm |
Axial play of shaft | ≤0.3 mm | ≤0.3 mm |
28STH Hybrid Stepping Motor Specifications
Model No. | Current /Phase | Resistance /Phase | lnductance /Phase | Holding Torque | Detent Torque | # of Leads | Rotor lnertia | Weight | Length L1 |
Single Shaft | A | Ω | mH | N.m | N.m | # | g-cm2 | kg | mm |
FL28STH32-0674A | 0.67 | 5.6 | 3.4 | 0.060 | 0.005 | 4 | 9 | 0.11 | 32 max |
FL28STH32-0956A | 0.95 | 2.8 | 1.0 | 0.043 | 0.005 | 6 | 9 | 0.11 | 32 max |
Planetary Gearbox Specifications
Reduction ratio | 3.71 | 5.18 | 14 | 19 | 27 | 51 | 71 | 100 | 139 | ||
Number of gear trains | 1 | 2 | 3 | ||||||||
Length(L2) mm | 22.6 | 29.2 | 35.6 | ||||||||
Max. rated torque | N.m | 0.4 | 1.0 | 2.0 | |||||||
Short time permissible torque | N.m | 1.2 | 3.0 | 6.0 | |||||||
Efficiency % | 90% | 81% | 73% | ||||||||
Backlash at no-load | 0.5° | 1.0° | 1.5° | ||||||||
Weight g | 68 | 93 | 120 |
28STH Pull Out Torque Curve
Dimensions
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