
42mm OD Planetary Gearbox.Permissible Load Range: 3N.m~10N.m
Planetary Gearbox
Ring material | Metal Powder meta F |
Bearing at output | Ball bearings |
Max. Radial load(12mm from flange) | 200N |
Max.shaft axial load | 100N |
Radial play of shaft( near to flange) | ≤0.06 mm |
Axial play of shaft | ≤0.3 mm |
42STH Hybrid Stepping Motor Specifications
Model No. | Rated Voltage | Current /Phase | Resistance /Phase | Inductance /Phase | Holding Torque | # of Leads | Rotor Inertia | Weight | Length L1 | Max. Gear Ratio |
Single Shaft | V | A | Q | mH | kg.cm | g.m | kg | mm | ||
42STH33-1334A | 2.8 | 1.33 | 2.1 | 2.5 | 2.2 | 4 | 35 | 0.22 | 34 | ≤1:189 |
42STH38- 1684A | 2.8 | 1.68 | 1.65 | 3.2 | 3.6 | 4 | 54 | 0.28 | 40 | ≤1:71 |
A-Single Shaft, B-Double shaft.
Planetary Gearbox Specifications
Reduction ratio | 3.71 | 5.18 | 14 | 19 | 27 | 51 | 71 | 100 | 139 | 189 | 264 | 369 | ||
Number of gear trains | 1 | 2 | 3 | 4 | ||||||||||
Length(L2) mm | 31.5 | 42.1 | 52.5 | 62.9 | ||||||||||
Max. rated torque | kg.cm | 30 | 50 | 100 | 100 | |||||||||
Short time permissible torque kg.cm | 90 | 150 | 300 | 300 | ||||||||||
Efficiency % | 90% | 81% | 73% | 66% | ||||||||||
Backlash at no-load | 0.5° | 1.0° | 1.5° | 1.5° | ||||||||||
W e i g h t g | 208 | 290 | 372 | 454 |
Dimensions
Frequency-torque characteristics
Ring gear can be selected within the two materials: Metal(Type:42JMS100K),Powder metal(Type:42JMSF100K).
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