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Homepage > Product > STEPPER MOTOR > Hybrid stepper motor > NEMA8-20mm series(1.8 degree) > Text
1.8°Size20mm High Torque Hybrid Stepping Motor-NEMA8

 *General Specification for High Torque Hybrid Stepping Motor

Item
Specifications
Step Angle
1.8°±5%(full step,no load)
Resistance Accuracy
±10%
Inductance Accuracy
±20%
Temperature Rise
80 Max.(rated current,2 phase on)
Ambient Temperature
-20~+50℃
Insulation Resistance
100MΩMin.,500VDC
Dielectric Strength
500VAC for one minute
Shaft Radial Play
0.02Max.(450g-load)
Shaft Axial Play
0.08Max.(450g-load)
Max.radial force
28N(20mm from the flange)
Max.axial force
10N

 
 
 
*Size 28mm High Torque Hybrid Stepping Motor Specifications

Model No.
Rated
Voltage
Current
/Phase
Resistance
/Phase
Inductance
/Phase
Holding
Torque
Leads
Weight
Length
Single Shaft
Double Shaft
V
A
Ω
mH
g.cm
 
Kg
mm
20HB28H-0204S1
20HB28H-0204D1
4.8
0.2
24
8
160
4
0.05
28
20HB30H-0506S1
20HB30H-0506D1
5.75
0.5
11.5
1.7
180
6
0.06
30
20HB33H-0604S1
20HB33H-0604D1
3.9
0.6
6.5
2.2
200
4
0.07
33
20HB38H-0604S1
20HB38H-0604D1
10
0.6
10
5.5
400
4
0.08
38

*Dimension  

 

*Wiring Diagram
 
*Pull out Torque Curve
 
 
 
 

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