1.33A 0.9° 22N.cm Nema 17 42mm 34mm Hybrid micro high precision Stepper Motor

The JK42HM Stepper motor has high positioning precision with high power at low speeds, as well as high stall torque and the possibility to work in microsteps. This stepper motor can provide direct and precise motions in a 42mm square design. Permanent magnet and hybrid technologies are used to provide a full range of solutions.

1.Genaral Specification of stepper motors:

Step Accuracy --------------------------------   ±5%
Resistance Accuracy ------------------------  ±10%
Inductance Accuracy ------------------------  ±20%
Temperature Rise ----------------------------  80°C MAX.
Ambient Temperature Range -------------  -20°C~ +50°C
Storage Temperature Range -------------   -30°C~ +60°C
Insulation Resistance ----------------------- 100M Ω MIN. 500V DC
Dielectric Strength ---------------------------  500V AC 1min
Radial Play ------------------------------------   0.02mm MAX. (450g Load)
End Play ---------------------------------------   0.08mm MAX. (450g Load)
Max. radial force -----------------------------   28N
Max. axial force ------------------------------   10N

2.Electrical Specification of Nema17 stepper moror:

Model No.	Step Angle	Motor Length	Current /Phase	Resistance /Phase	Inductance /Phase	Holding Torque	# of Leads	Detent Torque	Rotor Inertia	Motor Length
	( °)	(L)mm	A	Ω	mH	kg.cm	No.	g.cm	g.cm	Kg
JK42HM34-1334	0.9	34	1.33	2.1	4.2	2.2	4	200	35	0.22
JK42HM34-0316	0.9	34	0.31	38.5	33	1.58	6	200	35	0.22
JK42HM34-0956	0.9	34	0.95	4.2	4.0	1.58	6	200	35	0.22
JK42HM40-1684	0.9	40	1.68	1.65	3.2	3.3	4	220	54	0.28
JK42HM40-0406	0.9	40	0.4	30	30	2.59	6	220	54	0.28
JK42HM40-1206	0.9	40	1.2	3.3	3.4	2.59	6	220	54	0.28
JK42HM48-1684	0.9	48	1.68	1.65	4.1	4.4	4	250	68	0.35
JK42HM48-1206	0.9	48	1.2	3.3	4	3.17	6	250	68	0.35
JK42HM48-0406	0.9	48	0.4	30	38	3.17	6	250	68	0.35
JK42HM60-1684	0.9	60	1.68	1.65	5.0	5.5	4	270	106	0.55

3.Details of JK42HM34 step motor:

4.Produce equipment:
 

 
5.Production Process:

6.Advantages of hybrid Stepper Motor

The motor is simple in construction, reliable.
At the standstill condition, the motor has full torque.
The motors are less costly.
They require little maintenance.
The stepper motor has an excellent and accurate starting, stopping and reversing response.

   7.Applications of 42mm electric motor:

• printers
• CNC equipment
• 3D printers
• lasers
• manipulators