1303RB series three-phase hybrid stepper motorDetailed product description：

1303RB series three-phase hybrid stepper motor

Step Angle 1.2 °
Step Accuracy ± 5%
Temperature Rise 75 ℃ Max
Environmental Temperature Range: -20 ℃~+50 ℃
Insulation Class B
Insulation Resistance 500VDC 100M Ω Min
Dielectric Strength 500VAC 50Hz 1Ma Minute
Radial runout 0.02mmMax (450g load)
Axial clearance 0.08mmMax (450g load)
Matcheddriver YK3HB3722MA

model Model	step angle Step Angle (O)	Body length Length L(mm)	rated current Current (A/phase)	Maintain torque Holding torque (N.m)	moment of inertia Rotor inertia (g.cmtwo)	weight Weight (kg)
1303RB168-503	one point two	one hundred and sixty-eight	five	twenty-three	twenty-five thousand	thirteen
1303RB197-503	one point two	one hundred and ninety-seven	five	thirty	thirty thousand	sixteen
1303RB225-503	one point two	two hundred and twenty-five	five	thirty-six	thirty-five thousand	eighteen
1303RB280-503	one point two	two hundred and eighty	five	fifty	forty-five thousand and five hundred	twenty-two