CHANGZHOU JKONGMOTOR CO.,LTD
Changzhou Jkongmotor Co., Ltd. Professional Stepper & Bldc Motor Manufacture in China with 15+ Years Experience. Certification: CE Rohs Reach ISO9001 ISO14001
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Hollow Shaft Stepper Motor Nema17 High Torque 21oz.in - 100oz.in
1.Genaral Specification of hollow shaft stepper motor:
Step Angle: 1.8°
Temperature Rise: 80℃max
Ambient Temperature : -20℃~+50℃
Insulation Resistance : 100 MΩ Min. ,500VDC
Dielectric Strength : 500VAC for 1minute
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
2.Electrical Specification of hollow shaft stepper motor :
| Model No. | Step Angle | Motor Length | Current /Phase | Resistance /Phase | Inductance /Phase | Holding Torque | # of Leads | Detent Torque | Rotor Inertia | Mass |
| ( °) | (L)mm | A | Ω | mH | kg.cm | No. | g.cm | g.cm | Kg | |
| JK42HS34-1334 | 1.8 | 34 | 1.33 | 2.1 | 2.5 | 2.2 | 4 | 120 | 34 | 0.22 |
| JK42HS34-0406 | 1.8 | 34 | 0.4 | 24 | 15 | 1.6 | 6 | 120 | 34 | 0.22 |
| JK42HS34-0956 | 1.8 | 34 | 0.95 | 4.2 | 2.5 | 1.6 | 6 | 120 | 34 | 0.22 |
| JK42HS40-0406 | 1.8 | 40 | 0.4 | 30 | 30 | 2.6 | 6 | 150 | 54 | 0.28 |
| JK42HS40-1704 | 1.8 | 40 | 1.7 | 1.5 | 2.3 | 4.2 | 4 | 150 | 54 | 0.28 |
| JK42HS40-1684 | 1.8 | 40 | 1.68 | 1.65 | 3.2 | 3.6 | 4 | 150 | 54 | 0.28 |
| JK42HS40-1206 | 1.8 | 40 | 1.2 | 3 | 2.7 | 2.9 | 6 | 150 | 54 | 0.28 |
| JK42HS48-0406 | 1.8 | 48 | 0.4 | 30 | 25 | 3.1 | 6 | 260 | 68 | 0.35 |
| JK42HS48-1684 | 1.8 | 48 | 1.68 | 1.65 | 2.8 | 4.4 | 4 | 260 | 68 | 0.35 |
| JK42HS48-1206 | 1.8 | 48 | 1.2 | 3.3 | 2.8 | 3.17 | 6 | 260 | 68 | 0.35 |
| JK42HS60-0406 | 1.8 | 60 | 0.4 | 30 | 39 | 6.5 | 6 | 280 | 102 | 0.5 |
| JK42HS60-1704 | 1.8 | 60 | 1.7 | 3 | 6.2 | 7.3 | 4 | 280 | 102 | 0.5 |
| JK42HS60-1206 | 1.8 | 60 | 1.2 | 6 | 7 | 5.6 | 6 | 280 | 102 | 0.5 |
