China Good quality 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike sprocket bolts

Model Number: Mid drive motor
Warranty: Provide
Product Name: 1000W 90 70H Mid Drive Motor kits 420 Sprocket with EM50SP controller
Voltage(V): 60V or 72V(as default)
Output Power(W): 1000W
Usage: electric scooter/e-bike/e-motorcycle
Type: Mid drive motor
Efficiency: 84~90%
Speed: 60V@45KPH; 72V@55KPH
Color: Black
Waterproof Grade: IP54
Certification: ISO9001, CCC, CE
Packaging Details: Carton Box

1000W 90 70H Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter
For 90 1000W mid drive motor, it could be used for electric scooter, electric motorcycle.
It could be 72V 55KPH, available for 10inch wheel kits.
QS can provide customized 420 14teeth sprocket to match with 1kW mid drive motor.

Kits including
1. 1pcs X QSMOTOR 1000W PMSM IPM mid drive motor with sprocket 420 14 teeth
2. 1pcs X Votol EM50SP sine wave motor controller
3. 1pcs X DKD LCD speedometer
4. 1pcs X Z6 throttle with combination switch

Key Features
1) Light weight and small dimension compare to hub motor
2) High performance benefit from flux weakening
3) High effeciency during climbing, and better acceleration
4) Support regenerative braking

Product description
1. QSMOTOR 1000W 90 80H Mid Drive Motor
Specification

  • Item: QS Motor 1000W 90 80H Mid Drive Motor
  • Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor
  • Brand: QS Motor, QSMOTOR
  • Motor Design: Single axle
  • Matched Wheel: 10inch Wheel (as default)
  • Magnet Height: 80mm, 5 pole pairs
  • Diameter of stator: 120mm
  • Rated Power: 1000W
  • Rated Voltage: 60V or 72V(as default)
  • Speed: 60V@45KPH; 72V@55KPH
  • Max Torque: approx 25.2N.m without Reduction ratio, approx 134.0N.m with 1:5.3 Reduction ratio
  • Max Efficiency: 90.5%
  • Thermal Probe: None as default (KTY83/122 is available, if you need, please let sales man know).
  • Single Hall Plate with waterproof connectors
  • 6mm² Cross Section of Phase Wire (not include insulation layer)
  • Hall Sensor Phasing angle: 120 degree
  • Waterproof Grade: IP54
  • Color: Black
  • N.W./G.W.: 7.8kgs/9.1kgs
  • Package Dimension: 34cm*34cm*33cm
  • Pictures Show

    Drawing(for normal)

    Test Report

    2. EM50SP 72V sinusoidal wave BLDC motor controller
    Specification
    Sine wave controller, programmable, with regen function
    Net weight: 955g
    Rated current: 60A
    Boost current: 190
    Max. Power: 4320W
    Flux Weakening Ratio: 100~250%
    Max. Efficiency: 88~93%
    Degree of protection: IP67
    Pictures Show

    Drawing(for normal)

    3. DKD LCD speedometer, can-bus(optional, CZPT flexible Double Disc coupling LIN as default)
    It display D N R, P, S gear, and battery current X5/10.
    P.s.: If the working battery doesn't have can-bus communication, then the can-bus speedometer will shows lack of electricity always.
    So, we suggest to do the speedometer as Line communication version if client can't get can-bus battery.

    4. Z6 throttle with combination switch
    With Reverse, Parking button( throttle on/off), 3 slide switch gear, s/boost button, Light and Horn.
    It match with VOTOL controller well.

    Please noted:
    Optional appearance, drawing, performance curve/test report are available.
    If you need more technical information, please feel free to contact us.
    We will give you reply in 12hours.

    Application

    How to Recommend you suitable motors?
    Firstly, To customize a suitable electric hub motor for your vehicle, could you please inform the points in below?
    1. E-bike, E-scooter, High torque Clamp Type corrugated shaft coupling Factory direct sale flexible stainless steel bellows coupling Hot Sale E-tricycle or E-car?
    2. Weight of vehicle with battery, loading weight (weight with load only)?
    3. Tire model/diameter?
    4. Rated voltage and wattage of motor, nominal speed/top speed, and climb angle or torque @ what speed?
    5. Battery nominal voltage, CZPT voltage, capacity and vehicle range?
    6. What's the drop-outs/rear fork width of your frame?
    Within your details information, we could make assessment and calculation accordingly for your project

    Company Information About US
    SIAECOSYS is an union of manufactories in electric driving industry, and belongs to HangZhou SIA Trading Co., Ltd that set from QS Factory in 2013 year.
    Currently, more than 80 top factories join SIAECOSYS, and they are willing to provide customized products and service for international customers who has passion in e-scooter/tricycle/car industry.
    SIAECOSYS focus on organizing member factories together to customize specific e-driving system solution and products for different requirements from customers in the world.
    Nowadays, SIAECOSYS has more than 5000 customers from the world and more than 40 customers send inquiry every day.
    SIAECOSYS has sale department, Technology department, Quality inspection department, general accounting department, purchase department and after-sale service department.

    FAQQ1. Are you trader or manufacture?
    A: We're manufacture.

    Q2. How long is your production time?A: Generally, Custom design standard stretch flange type SWC-BF cardan shaft the production period is 12-14 working days(6 working days per week).
    The specific delivery time depends on the items and the quantity of your order.Q3. How long is your warranty time?
    A: For motor, the warranty time is 1 year and 3 months. For other parts, the warranty time is 1 year.

    Q4. About Customs Clearance
    For some special countries with strict customs for import, so pls. confirm it firstly to us that you have ability to do customs clearance, otherwise we will not take on heavy responsibilities for this issue, return money and goods are not support.
    Special countries list:
    Argentina, Brazil, Egypt, Turkey, Iran,Portugal,Romania, Kazakhstan, Ukraine, Yeman etc.
    Some countries name not listed, the salesman will inform you in time if you placed the order online directly. Thank you for your understanding.

    05. Does your products with CE certification?
    Yes, our motor with Certification (CE, CCC), SWC-BH standard flex welding type universal coupling professional customized cardan shaft coupling industrial equipment and our factory with certification of ISO9001, TS86949

    sprocket

    Problems with sprockets

    If you're having trouble with your HP Sprocket, you're not alone. This bike component isn't without issues, but it's also susceptible to other wear and tear. Check for worn tooth surfaces and hooked tips. When teeth wear out quickly, they can break the chain, so make sure you fix them as soon as possible.
    You can solve this issue by installing the latest firmware update for your Sprocket printer. The firmware update is designed to provide a safe and reliable printing experience. When your Sprocket printer doesn't print the pictures, it is likely because it's not receiving enough power from the battery. Make sure the battery is at least 25% before you begin.
    Insufficient or improper lubrication can cause a variety of problems. Proper lubrication can prevent or remove excessive wear, or protect the chain from the environment. It can also reduce the risk of excessive chain slack. The following are just a few common problems that can cause slack in the chain.
    In case of excessive wear, a new sprocket may be necessary. If the sprocket and chain do not match, replace them with a similar size. In addition, a shock absorber can be installed to minimize load. Another alternative is to install a take-up idler, which helps prevent excessive chain elongation.
    Improper alignment of the sprocket is another common cause of chain drive problems. If the sprocket is not aligned correctly, it will not be able to move smoothly through the chain during rotation. The teeth of the sprocket will become hooked, preventing the roller from smoothly moving through. This will force the roller chain to cling to the sprocket, and need to be replaced.

    Common types of sprockets

    Power transmission equipment typically utilizes sprockets and chains. These are used in pairs to provide speed reduction. They are different from gears because the teeth of the sprocket do not mesh with those of the mating gears. They are typically made of plastic, but they can also be made of metal.
    There are many common types of sprockets and chains. Some of these types of sprockets have large, narrow, or variable tooth pitch. The size of the sprocket depends on the size and pitch of the chain. If you are using a chain with a large pitch diameter, you should use a sprocket with large teeth. Conversely, a smaller pitch diameter will require a sprocket with small teeth.
    Another way to identify the type of sprocket you're using is to look at the number of strands. Single-strand sprockets are the most common, but you'll also find many types that have multiple strands of chains. Multi-strand chains are generally larger and allow for greater torque to be transmitted from a common central shaft.
    Another type is flat sprockets, which have no hub and drive through a series of holes. They are used for transmission of power or material in chain-driven systems, such as bicycles. They can also be used for overhead conveyors. In some cases, there is a special type that fits the shaft of an automobile, such as a transmission shaft.
    There are many different types of sprockets, each with a unique function. Some are used for conveyor chains, while others are used for other applications. In most cases, sprockets are used in chain-driven machinery. They come in different sizes and pitches and are designed to work with particular types of chains.
    When choosing a motor or transmission system, it is important to match sprockets and chains. A perfectly matched set of components will ensure that the motor and transmission work together. Generally, this alignment comes down to sprocket-to-sprocket matching. The process involves jacking up the motor and lining up the sprockets and chains. Then, the sprockets and chains are locked into place with cotter pins.
    sprocket

    Size of sprockets

    To determine the correct chain length and sprocket diameter, the first step is to understand the difference between the diameters of the sprockets and cassettes. The smaller the diameters of sprockets, the lower the chain tension. The larger the sprocket, the longer the chain will need to be. This process requires the use of a derailleur that can roll a larger number of chains.
    In addition to chain length, the spacing between sprockets is another important factor. If the sprockets are too far apart, the chain may slip through the sprocket. A smaller range of sprockets will prevent this and will increase the number of discrete gear ratios. In addition, if the chain skips over a sprocket, it will cause discomfort in shifting.
    Choosing the correct size of sprockets is essential for cycling. Larger sprockets are usually necessary for road bikes. Likewise, a road bike will have larger gears than a gravel bike. Larger gears will help the cyclist accelerate more smoothly and ensure a smoother ride.
    Using a chain calculator can help you determine the proper size of sprockets for your bike. You can also use a chain length calculator to determine the correct chain length. This calculator uses the distance between the sprockets to calculate chain length. However, it is important to note that it is not possible to calculate the length of a chain with a single sprocket.
    The size of the sprocket must be in proportion to the length of the chain. It can be controlled by either adjusting the center of the sprocket or moving it to the proper position. The center of rotation of the sprocket is defined by the chosen geometry reference.
    The report covers global and regional sales of sprockets. It also contains information on competitive dynamics and market concentration status. Moreover, the report includes detailed information about the manufacturers of sprockets. The study also includes regional and global market forecasts. It also provides a detailed breakdown of sales by type, application, and region.
    When choosing the right size of sprockets, remember to take measurements and do some arithmetic. For example, a smaller countershaft sprocket will improve low-speed acceleration, while a larger rear sprocket will improve fuel mileage. In addition, it is recommended that you use the reverse sprocket size if you're going to be riding on long highways.
    sprocket

    Maintenance of sprockets

    Proper maintenance of sprockets and chains is crucial to the functioning of your bike. It is important to avoid overstretching them. If this happens, they will not fit properly and will require replacement. It is also important to prevent the kinks in your chain to reduce the amount of stress on your sprockets.
    If you are unsure of the state of your sprockets and chains, you can replace them with a new chain and a new sprocket. If you notice that a chain is squeezing between the rear sprocket, it is time to replace the sprocket.
    Proper maintenance of sprockets and chains involves cleaning and lubrication. Regular cleaning and lubrication can prevent damage and extend the life cycle of these parts. Proper lubrication will also ensure their smooth operation and minimize the noise. Regardless of whether your sprockets or chains are new or used, lubrication should be carried out at regular intervals to extend their useful life cycle.
    Proper alignment of the sprockets and chains will ensure the most efficient performance and reliability. If you regularly change your chain and sprockets, you can prolong the life of these components and avoid costly repairs. Make sure you change the sprockets and chains only with professional mechanics. Always follow the instructions of the motorcycle manufacturer.
    Proper maintenance of sprockets and chains is important to prevent premature sprocket replacement. Changing the sprocket too often can result in poor meshing, accelerating wear and tear of the new sprockets. When changing the sprocket, it is essential to turn the worn surface over before you install the new one.
    It is important to follow the instructions and warning signs for proper maintenance of sprockets and chains. The safety of the workers and the environment should be prioritized. Follow the instructions of the manufacturer and avoid dangerous situations. It is essential not to anneal or electroplate the chain parts.
    Proper lubrication is also vital. Use a non-petroleum based cleaner to clean the chain thoroughly and then apply lubricant. Avoid using engine oil as it is more viscous and cannot protect the chain against water.

    China Good quality 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike   sprocket boltsChina Good quality 1000W Mid Drive Motor kits 420 Sprocket with EM50SP controller for electric scooter bike   sprocket bolts
    editor by Cx 2023-07-12