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)

Holdig
Torque
(g.cm)

Detent
Torque
(g.cm)

Rotor
Inertia
(g.cm^2)

Wire
Diagram

Fig

15BY20L01

18

2

5

0.5

10

27

10

   0.3

A

1

15BY20L02

18

2

12

0.065

190

40

10

A

2

15BY20L08

18

2

7.2

0.15

50

25

10

A

3

15BY20L017

18

2

5

0.33

15

25

5

A

5

15BY20L018

18

2

12

0.04

300

40

6

A

4