Item

Specifications

Step Angle Accuracy

±8% (full step, no load)

Resistance Accuracy

±10%

Inductance Accuracy

±20%

Temperature Rise

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

Ambient Temperature

-20.C~+50.C

Insulation Resistance

100MΩMin. ,500VDC

Dielectric Strength

500VAC for one minute

Shaft Radial Play

0.06Max. (450 g-load)

Shaft Axial Play

0.08Max. (450 g-load)

Model

Step Angle
(Deg.)

No. of
Phase

Voltage (V)

Curren-t /Phase (A)

Resistance /Phase
(ohm)

Holding

Torque(g.cm)

Detent
Torque(g.cm)

Rotor
Inertia
(g.cm^2)

Wire
Diagram

Fig

57BY48L01

7.5

4

12

0.6

21

1500

425

12.5

B

2

57BY48L03

7.5

2

5.6

0.63

9

1200

425

12.0

A

3

57BY48L011

7.5

4

12

0.34

36

1200

425

11.5

B

4