57mm (NEMA23) Common Gear Reducer Brushless DC Motor with Factory Price

• Customization: Available
• Application: Universal, Industrial, Household Appliances, Car, Power Tools
• Operating Speed: Adjust Speed
• Model NO.: JK57BLS
• Excitation Mode: Compound
• Function: Run
• Casing Protection: Protection Type
• Number of Poles: 4
• Structure and Working Principle: Brushless
• Certification: ISO9001, CCC, Ce, RoHS
• Brand: Jkong Motor
• Transport Package: Carton
• Specification: 1.25kg
• Trademark: Jkongmotor
• Origin: Jiangsu China
• HS Code: 8501310000
• Production Capacity: 50000piece/Month

Product Description

57mm(NEMA23) common Gear reducer Brushless Dc motor with factory price

Product Description:

Electrical Specification:
		Model
Specification	Unit	JK57BLS005	JK57BLS01	JK57BLS02	JK57BLS03	JK57BLS04
Number Of Phase	Phase	3
Number Of Poles	Poles	4
Rated Voltage	VDC	36
Rated Speed	Rpm	4000
Rated Torque	N.m	0.055	0.11	0.22	0.33	0.44
Rated Current	Amps	1.2	2	3.6	5.3	6.8
Rated Power	W	23	46	92	138	184
Peak Torque	N.m	0.16	0.33	0.66	1	1.32
Peak Current	Amps	3.5	6.8	11.5	15.5	20.5
Back E.M.F	V/Krpm	7.8	7.7	7.4	7.3	7.1
Torque Constant	N.m/A	0.074	0.073	0.07	0.07	0.068
Rotor Inertia	g.cm^2	30	75	119	173	230
Body Length	mm	37	47	67	87	107
Weight	Kg	0.33	0.44	0.75	1	1.25
Sensor	Honeywell
Insulation Class	B
Degree of Protection	IP30
Storage Temperature	-25~+70ºC
Operating Temperature	-15~+50ºC
Working Humidity	85% or under 85% RH(non condensing)
Working Environment	outdoor(no direct sunlight),Non-corrosive Gas, Non-inflammable gas, No oil fog, No dust
Altitude	1000m or under 1000m

General Specification
Item	Specification
Winding type	Star
Hall effect angle	120 degree electrical angle
Shaft run out	0.025mm
Radial play	0.02mm@450g
End play	0.08mm@450g
Max.radial force	75N @20mm form the flange
Max.axial force	15N
Insulation class	Class B
Dielectric strength	500VDC for one minute
Insulation resistance	100MΩ Min.,500VDC

Gearbox Electrical Specification:

Reduction ratio	3.6	4.3	13	15	18	23	47	55	65	77	96	121	154	187	220	260	307	409	514	645
Number of geartrains	1		2				3						4
Transmission efficiency	90%		81%				73%						66%
Rated tolerance torque	3 N.m		12 N.m				24 N.m						30 N.m
Max momentary tolerance torque	9 N.m		36 N.m				72 N.m						90 N.m
Max radial load(12mm form flange)	≤250N
Max shaft axial load	≤100N
length(mm)	38		49.5				61						72

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.