Item

Technical Parameter

Step Angle

1.8°

Step Angle Accuracy

±5%(full step, no load)

Resistance Accuracy

±10%

Inductance Accuracy

±20%

Temperature Rise

80°C Max(rated current,2phase on)

Ambient Temperature

-20°C~+50°C

Insulation Resistance

100M Ω Min 500VDC

Dielectric Strength

500V AC for one minute

Shaft Radial Play

0.02 Max(450g load)

Shaft Axial Play

0.08 Max(450g load)

Max Radial force

75N(20mm from the flange)

Max Axial force

15N

Model

Current

/Phase

Resistance

/Phase

Inductance

/Phase

Holding Torque

Wire Leads

Rotor Inertia

Weight

Length

Single Shaft

Double Shaft

A

Ω

mH

kg-cm

g-cm2

kg

mm

YSD254-RA

YSD254-RB

2.0

1.4

1.4

3.9

6

120

0.45

41

YSD255-RA

YSD255-RB

3.0

0.74

0.9

7.2

6

275

0.65

51

YSD256-RA

YSD256-RB

3.0

0.75

1.1

9.0

6

300

0.7

56

YSD258-RA

YSD258-RB

3.0

1.0

1.6

13.5

6

480

1.0

76