24V 35mm Micro Electric DC 4 Phase for Noiseless Fans Stepping Motor

Product Description

Qiansheng Motor Technology Co., Ltd is specialized in design and produce motors, we deal with synchronous motor, stepping motor, DC motor, Capacitive motor, which are applied to fans, warmer, humidifier, oven, laminator, etc. Our team will provide superior products and timely service&scheme, depended on our experience of 20 years in R/D and manufacturing, also rely on our outstanding engineers and skilled workers.
Beyond that, benefited by the years of dealing in motors, we have all kinds of resources of superior suppliers and materials. All our suppliers are come from Top Three of their business. Our motors are well known for reliable quality and outstanding noiseless, meanwhile, at more competitive price. We can customize by your request, OEM is also provided.
In order to provide better service to our oversea clients, the new Brand "CHANGYUE" was founded in 2024, and the new Brand has achieved series authentication certificate of CB/CE/ETL/TUV.
Our advantage is included all the upstream and downstream material and finished-products, we will offer you the competitive price and reliable quality.
Welcome all clients from the earth, please click to enter the list of our products: www.made-in-china.com/showroom/qiansmotor
24V 35mm Micro Electric DC 4 Phase for Noiseless Fans Stepping MotorThe video will show you the detailed product appearance and the main parts of the motor, including the final condition with connecting line.
Product Name: Stepping Motor
Product Spec: 35BYJ46
ELECTRICAL PERFORMANCE AND PROPERTIES
1-1 Number of phase: 4 phase
1-2 Drive mode: 1-2 phase excitation unipolar drive
1-3 Step angle (output shaft): 7.5°/85(output shaft), gear reduction ration 1/85
1-4 Voltage: 24VDC(motor energized voltage)
1-5 Resistance per phase: 300Ω±8%/phase at 25ºC
1-6 Max response frequency: >800pps
1-7 Max starting frequency: >350pps
1-8 Pull in torque: ≥2000gf.cm/24VDC 100pps
1-9 Insulation resistance:Insulation resistance between motor lead wire and dead metal parts shall be over 10MΩ measured with 500 VDC mega ohmmeter.
1-10 Dielectric breakdown of insulation:
Alternating potential is applied between motor leadwire and dead metal under the following condition and requirement. Product shall show no abnormality.

Applied voltage	Time	Leak current
600 VAC 50/60Hz	1 second	1 mA
Or 500 VAC 50/60 Hz	1 minute	1 mA

1-11 Temperature rise of motor bobbin coil
Temperature rise of motor bobbin coil shall not exceed 50deg K when operated in no load condition at 24VDC and 100pps (pulse per sec)until temperature rise of motor bobbin coil gets constant, measured by resistance method.
MECHANICAL PERFORMANCE AND PROPERTIES
2-1 Outside view
Outside view shall be free from any damage and discoloration which may cause failure at rated operating conditions.
2-2 Motor structure and size
Outside view,structure and size shall match the drawing.
2-3 Weight
Product shall weight about 50 g.
2-4 Frictional torque of output shaft
Frictional torque shall be as follows/gf.cm
2-5 Noise level
Noise level of motor shall be less than 45 dB energized with 24VDC and 100 pps in no load condition, measured 10 cm from motor.
2-6 Shaft Strength
Radial strength: more than 2 kgf without failure for 10 sec.
Pull out strength: more than 2 kgf without failure for 10 sec.
Push out strength: more than 2 kgf without failure for 10 sec.
2-7 Leadwire pulling strength
Motor and leadwire: more than 1kgf/strand.
Leadwire and connector: more than 1kgf/strand.
2-8 Gear post strength
Gear post shall withstand without mechanical failure through 30 cycle endurance test.1 cycle comprised of 180º back and forth rotation of output shaft at speed of 1 second.
2-9 Detent torque
Static detent torque shall be more than 500gf.cm measured with pulley weight method.
ENVIRONMENTAL PERFORMANCE AND PROPERTIES
3-1 Operating conditions:
Operating condition shall be as follows:

Temperature	-5ºC~40ºC
Relative Humidity	35%~85%

Motor shall satisfy requirements in 1-5,1-8,1-9,1-10,1-12,2-1,2-3,2-5,in operating conditions.
3-2 Storage conditions
Storage temperature -20ºC~60ºC or 80ºC,Less than 48H
3-3 Test conditions shall be as follows

Temperature	20±2ºC
Relative Humidity	65±5%

These condition is applied to requirements in 1-5,1-8,1-9,1-10,2-1,2-2 and 2-3.
Actual test conditions of 5ºC~35ºC,45%~85% applicable as far as test results
are reliable.
3-4 Environmental test
Motor shall satisfy requirements in 1-8,1-9,1-10,2-1 and 2-4,2-7 after environmental test.
3-4-1 Humidity test
Motor stored in ambient condition of 40ºC 90%~95% relative humidity for 48 hours then retrieved and stored in normal ambient condition for 30 minutes.
3-4-2 High temperature storage test
Motor stored in ambient condition of 80ºC, less than 50% relative humidity for 48 hours then retrieved and stored in normal ambient condition for 30 minutes.
3-4-3 Low temperature storage test
Motor stored in ambient condition of -20ºC for 48 hours then retrieved and stored in normal ambient condition for 30 minutes.
3-4-4 Thermal shock test
5 cycles of thermal shock cycles. 1 cycle consists of successional storage in 60ºC for 2 hours,storage in normal conditions,stored in -10ºC for 2 hours and finally in normal condition again. Measurement shall be made after storage in normal ambient condition for 30 minutes.
3-4-5 Vibration test
Motor shall withstand vibration test when subjected to a vibration of 1000 cpm with 2 mm full wave for 20 minutes in three directions respectively.
3-4-6 Shock or Dropping test
Motor shall withstand without failure when added 80G shock force 1 time,X,Y and Z direction respectively,or dropped 1 time in X,Y,and Z direction from height of 75 cm to the concrete floor with motor in packaged condition.
4 ENDURANCE TEST
Motor shall satisfy requirements in 1-5,1-7,1-9,1-10 and 2-5,2-8,2-9 after 5000 hours of 90º Back and forth continuous rotation in 900gf.cm load, 24 VDC,100 pps. Pull in torque shall satisfy 1-8.
5 FRICTION MECHANISM ENDURANCE TEST
Frictional torque of output shaft shall be from /gf.cm after 1000 cycles
endurance test. 1 cycles consists of 180º back and forth rotation of output shaft and clutch mechanism must be slipped through this test.

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