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PD57/60-1276 Hardware Manual • Hardware Version V1.10 | Document Revision V1.02 • 2018-SEP-03
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3.3 PD57/60-1276 Motor Parameters
Specifications Unit PD57-1-1276 PD57-2-1276 PD60-3-1276 PD60-4-1276
Step angle ° 1.8 1.8 1.8 1.8
Step angle accuracy % +/-5 +/-5 +/-5 +/-5
Ambient temperature °C -20. . . +50 -20. . . +50 -20. . . +50 -20. . . +50
Max. motor temperature °C 80 80 80 80
Shaft radial play (450g load) mm 0.02 0.02 0.02 0.02
Shaft axial play (450g load) mm 0.08 0.08 0.08 0.08
Max radial force (20mm
from front flange)
N 57 57 57 57
Max axial force N 15 15 15 15
Rated voltage V 2.0 2.3 3.36 4.17
Rated phase current A 2.8 2.8 2.8 2.8
Phase resistance at 20°C Ω 0.7 0.83 1.2 1.5
Phase inductance (typ.) mH 1.4 2.2 4.6 6.8
Holding torque Nm 0.55 1.01 2.1 3.1
Insulation class B B B B
Rotor inertia g cm
2
120 275 570 840
Weight kg 0.45 0.65 1.2 1.4
Table 4: NEMA23 / 57mm and NEMA24 / 60mm stepper motor technical data
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