57mm Non-Captive Linear Stepper Motor with Ce ISO RoHS Certification

• Application: Universal, Industrial, Household Appliances, Car, Power Tools
• Operating Speed: Adjust Speed
• Excitation Mode: Compound
• Function: Run
• Casing Protection: Protection Type
• Number of Poles: 8
• Model NO.: JK57HS76-2804
• Structure and Working Principle: Stepper Motor
• Certification: ISO9001, CCC, Ce, RoHS
• Brand: Jkong Motor
• Current /Phase: 2.8A
• Holding Torque: 1.89n.M
• Motor Length: 76mm
• Step Angle: 1.8 Degree
• Transport Package: Carton
• Specification: 1.1kg
• Trademark: jkong motor
• Origin: Jiangsu, China
• HS Code: 8501310000
• Production Capacity: 50000piece/Month

Product Description

57mm 2 phase hybrid lead screw stepper motor for cnc machine
General Specification:

Item	Specifications
Step Angle	1.8°
Temperature Rise	80ºCmax
Ambient Temperature	-20ºC~+50ºC
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	75N (20mm from the flange)
Max. axial force	15N

Electrical Specification: 

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	N.m	No.	g.cm	g.cm	Kg
JK57HS41-2804	1.8	41	2.8	0.7	1.4	0.55	4	250	150	0.47
JK57HS51-2804	1.8	51	2.8	0.83	2.2	1.01	4	300	230	0.59
JK57HS56-2804	1.8	56	2.8	0.9	2.5	1.2	4	350	280	0.68
JK57HS64-2804	1.8	64	2.8	0.8	2.3	1	4	400	300	0.75
JK57HS76-2804	1.8	76	2.8	1.1	3.6	1.89	4	600	440	1.1
JK57HS82-3004	1.8	82	3	1.2	4	2.1	4	1000	600	1.2
JK57HS100-4204	1.8	100	4.2	0.75	3	3	4	1100	700	1.3
JK57HS112-4204	1.8	112	4.2	0.9	3.8	3.1	4	1200	800	1.4

Screw rod Specification:

Screw Diameter(mm)	Screw Lead(mm)	Screw Pitch(mm)	Travel per step(mm)	Screw Diameter(mm)	Screw Lead(mm)	Screw Pitch(mm)	Travel per step(mm)
Tr8	1	1	0.005	Tr8	10	2	0.05
	2	2	0.01		12	2	0.06
	3	1.5	0.015		14	2	0.07
	4	2	0.02
	8	2	0.04
Screw Diameter(mm)	Screw Lead(mm)	Screw Pitch(mm)	Travel per step(mm)	Screw Diameter(mm)	Screw Lead(mm)	Screw Pitch(mm)	Travel per step(mm)
Tr10	2	2	0.01	Tr12	2	2	0.01
	3	1.5	0.015		3	3	0.015
	4	2	0.02		8	2	0.04
	8	2	0.04		10	2	0.05
	10	2	0.05
	12	2	0.06

Products of special request can be made according to the customer request !
company information:

our certification:


Our Company offers three major series of products:Hybrid Stepper motors, Brushless Dc motor and Dc Brush motor.
We are always continues develop new type models.If you need other kinds of parts, please don't hesitate to contact us.