57mm electric stepper motor, two phase, 1.8 or 0.9 degree

Step Angle:

1.8 Degree

Step Angle Accuracy:

±5% (full step, no load)

Resistance Accuracy:

±10%

Inductance Accuracy:

±20%

Temperature Rise:

80DegreeC Max. (rated current,2 phase on)

Ambient Temperature:

-20~+50DegreeC

Insulation Resistance:

100M(Ohms) Min. ,500VDC

Dielectric Strength:

500VDC for one minute

Shaft Radial Play:

0.02Max. (450 g-load)

Shaft Axial Play:

0.08Max. (450 g-load)

Max. radial force:

75N  (20mm from the flange)

Max. axial force:

15N

Holding Torque:

3.9~18.9 Kg.cm

Unipolar or Bipolar

Model

Rated

Voltage

Current

/Phase

Resistance

/Phase

Holding

Torque

Leads

Leads

Rotor

Inertia

Weight

Detent

Torque

Length

Single Shaft

Double Shaft

LDO-57STH***

V

A

ohms

Kg.cm

g.cm2

kg

Kg.cm

mm

***41-1006A

***41-1006B

5.7

1

5.7

3.9

6

120

0.45

0.21

41

***41-2006A

***41-2006B

2.8

2

1.4

3.9

6

***41-3006A

***41-3006B

1.9

3

0.63

3.9

6

***41-2804A

***41-2804B

2

2.8

0.7

5.5

4

***51-1006A

***51-1006B

6.6

1

6.6

7.2

6

275

0.65

0.36

51

***51-2006A

***51-2006B

3.3

2

1.65

7.2

6

***51-3006A

***51-3006B

2.2

3

0.74

7.2

6

***51-2804A

***51-2804B

2.3

2.8

0.83

10.1

4

***56-1006A

***56-1006B

7.4

1

7.4

9.0

6

300

0.70

0.40

56

***56-2006A

***56-2006B

3.6

2

1.8

9.0

6

***56-3006A

***56-3006B

2.3

3

0.75

9.0

6

***56-2804A

***56-2804B

2.5

2.8

0.9

12.6

4

***76-1006A

***76-1006B

8.6

1

8.6

13.5

6

480

1.00

0.68

76

***76-2006A

***76-2006B

4.5

2

2.25

13.5

6

***76-3006A

***76-3006B

3

3

1

13.5

6

***76-2804A

***76-2804B

3.2

2.8

1.13

18.9

4