PD57/60/86-1378 Hardware Manual • Hardware Version V1.10 | Document Revision V1.21 • 2020-APR-24

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3.3

PD57/60/86-1378 Motor Parameters

Speci cations

Unit

PD57-1-1378

PD57-2-1378

PD60-3-1378

PD60-4-1378

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

ange)

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 cm2

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

Speci cations

Unit

PD60-4H-1378

PD86-3-1378

Step angle

°

1.8

1.8

Step angle accuracy

+/-5

+/-5

+/-5

Ambient temperature

°C

-20. . . +50

-20. . . +50

Max. motor temperature

°C

80

80

Shaft radial play (450g load)

mm

0.02

0.02

Shaft axial play (450g load)

mm

0.08

0.08

Max

radial

force

(20mm

from front

ange)

N

57

220

Max axial force

N

15

60

Rated voltage

V

2.1

2.56

Rated phase current

A

9

5.5

Phase resistance at 20°C

Ω

0.15

0.45

Phase inductance (typ.)

mH

0.6

4.5

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