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PD42-1270 Hardware Manual • Hardware Version V1.00 | Document Revision V1.10 • 2017-Mar-02
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3.3 PD42-1270 Motor Parameters
Specifications Parameter Unit PD42-1-1270 PD42-2-1270 PD42-3-1270
Step angle
◦
1.8 1.8 1.8
Step angle accuracy % ±5 ±5 ±5
Ambient temperature T
amb
◦
C -20...+50 -20...+50 -20...+50
Max. motor temperature T
motor
max
◦
C 80 80 80
Shaft radial play (450g load) mm 0,02 0,02 0,02
Shaft axial play (450g load) mm 0,08 0,08 0,08
Max radial force (20mm from
front flange)
N 28 28 28
Max axial force N 10 10 10
Rated voltage V
RAT ED
V 2.0 2.4 2.4
Rated phase current I
RMSRAT ED
A 1.0 1.0 1.0
Phase resistance at 20
◦
C R
COIL
Ω 1.0 1.2 1.4
Phase inductance (typ.) L
COIL
mH 1.6 2.2 2.1
Holding torque Nm 0.22 0.36 0.44
Insulation class B B B
Rotor inertia g cm2 35 57 68
Weight M kg 0.22 0.24 0.35
Table 4: PD42-1270 Motor Parameters
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