Changzhou Hetai Motor And Electric Appliance Co., Ltd.
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57BYGH459-19AG6 NEMA 23 stepper motor 1.8° with Powder metallurgy low noise gearbox planetary
| Model | Step Angle Accuracy | Step Angle | Holding torque N.m | Max Radial Force | Shaft axial load |
| 57BYGH459-19AG6 | ±5% | 1.8 | 4.86 | ≤450N (10mm from front flange) | ≤200N |
| 57BYGH459-20AG15 | ±5% | 1.8 | 10.65 | ≤450N (10mm from front flange) | ≤200N |
Step Accuracy ------------------------------ ±5%
Resistance Accuracy ----------------------- ±10%
Inductance Accuracy ---------------------- ±20%
Temperature Rise -------------------------- 80°C MAX.
Ambient Temperature Range ------------- -20°C~ +50°C
Storage Temperature Range ------------- -30°C~ +60°C
Insulation Resistance ---------------------- 100M Ω MIN. 500V DC
Dielectric Strength ------------------------- 500V AC 1min
Electrical Specification
| MODEL | 57BYGH459-19AG6 | |
| STEP ANGLE | °/STEP | 1.8 |
| RATED VOLTAGE | V | 2.2 |
| CURRENT | A/PHASE | 2.0 |
| RESISTANCE | Ω/PHASE | 1.1 |
| INDUCTANCE | mH/PHASE | 3.7 |
| HOLDING TORQUE | kg.cm | 10 |
| INSULATION CLASS | B | |
*Products can be customized by special request.
GEARBOX Electrical Specification
Out diameter 56mm Powder metallurgy
| Housing material | Bearing at output | Radial load(10mm from flange)N | Shaft axial load(N) | Shaft press-fit force max(N) | Radial play of shaft(mm) | Thrust play of shaft(mm) | Backlash at no-load (°) |
| Powder metallurgy | sleeve bearing | ≤450 | ≤200 | ≤1000 | ≤0.03 | ≤0.1 | ≤1.5 |
| Reduction ratio | Rated tolerance torque (Nm) | Max momentary tolerance torque (Nm) | Efficiency% | Length L (mm) | Weight(g) | Number of gear trains |
| 1/4 | 2.0 | 6.0 | 81% | 41.3 | 491 | 1 |
| 1/6 | ||||||
| 1/15 | 8.0 | 25 | 72% | 59.6 | 700 | 2 |
| 1/18 | ||||||
| 1/26 | ||||||
| 1/47 | 16 |
50
| 72% | 59.6 | 700 | 2 |
| 1/66 |
Mechanical Dimension