China supplier 2024 New Electric Three-Wheeled Passenger Car/3kw-5kw AC Motor/Electric Tuk-Tuk/Electric Three-Wheeled Taxi vacuum pump brakes

Product Description


3KW AC motor, 36-tube controller, front and rear 4.50-12 tires, maximum speed: 50KM/h, number of passengers: 6 people, cruising range 120km (using 72V/12AH lithium battery), maximum load: 500kg

Detailed Photos

Product Parameters

Description of Goods: CJ- – DKS6B-1
motor model 72V/3KW permanent magnet synchronous motor
controller 3 phase 36tubes
Maximum power 10KW
Front shock model 43 hydraulic one-arm outer spring
tire model Front and rear 4.50-12, with spare tire
Brake method Front drum brake, rear oil brake.
Overall Dimension (mm) 2760*1290*1850(mm)
iron roof 1850*1280*150(mm)
front seat L1150*W350(mm)
middle seat L760*W260(mm)
rear seat 1180*350(mm)
Rear and front seat dimensions Distance*620
top speed 50km/h
Climbing angle <=20 degrees 1 km
recharge HangZhouage 100-120Km(Use 72V120AH  lithium battery )
net weight 420KG(without battery)
Max.Pay Load (kg) 500KG
wheelbase 2000mm
wheelbase 1160mm
ground clearance 330mm
rear axle status Long safety suspension 220mm brake pot, oil brake
Rear suspension:  rear shock absorber, steel plate suspension.
The standard configuration: Standard configuration: mechanical instrument, transparent plastic shower curtain, leather foot cloth, with  radio USB interface, with fan, reversing camera,Passenger handle.
Color white, red, green, blue,yellow
Loading Qty/40’HQ 34  sets in CKD

Packaging & Shipping

Company Profile

ZheJiang Niegui Import and Export Trade Co., Ltd. is located in HangZhou city, ZheJiang Province, which is the”Xihu (West Lake) Dis.ent Capital of China”.”the Peony city in China”, “the CHINAMFG of Chinese Civilization &Culture” .It is near the”WORLD CULTURAL HERITAGE”–the Xihu (West Lake) Dis. Grottoes and the ShaolinTemple,20 minutes by car from HangZhou Airport, and 90 minutes by car from HangZhou Airport.
The company is mainly engaged in production and sales: motorcycles, side tricycles, electric vehicles, electric cargo tricycles, mopeds, motorcycle parts, engines, etc. The company produced more than 120,000 vehicles,Its brand”NIEGUI”is very famous in China and has nearly 60 years history until now .The total investment is 600 million yuan and the building area is 90,000 square meters. With a total number of 450 people, the company has 3 standardized workshops, modern business office buildings, staff restaurants, and apartment buildings.The company has 2 modern assembly production lines, a coating production line, an electrophoresis production line, a surface treatment line, a carriage molding production line and other large-scale complete production facilities and equipment. Robot welding technology is adopted for the frame and carriage. Possess advanced inspection and testing equipment: three-coordinate measuring instrument, leaf spring test bench, front shock absorption test bench, electrical test bench, tire comprehensive test bench, 2 vehicle inspection lines, ensuring the consistency of the factory products and all the factory products In line with national standards.
The company has always adhered to “quality first, customer first” for many years, established an extensive sales network, and its products are sold all over the world. The company focuses on quality and keeps promises, and ranks among the best in the same industry in the country. Continuously improve the level of enterprise management, has passed ISO9001: 2008 international quality management system certification, 3C certification, passed the Ministry of Industry and Information Technology production access assessment announcement, obtained production qualifications and followed IS09001 management standards, all products have “CCC” certificates, some products have ” EEC” certificate, now exported to the European market. Products are exported to Egypt, Myanmar, Nepal, Cambodia, Russia, France, Italy, Australia, Britain, South America, Africa, Central Asia and other countries and regions.
Welcome the friend all over the world come to visit us and cooperation!

After Sales Service

Three guarantees, 1 year warranty

Product Description

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After-sales Service: Three Guarantees
Warranty: 1 Year
Certification: ISO 9001:2000, ISO 9001:2008, CE, CCC
US$ 1720/Piece
1 Piece(Min.Order)


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colour:white, red, green, blue,yellow


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

induction motor

How do variable frequency drives (VFDs) impact the performance of AC motors?

Variable frequency drives (VFDs) have a significant impact on the performance of AC motors. A VFD, also known as a variable speed drive or adjustable frequency drive, is an electronic device that controls the speed and torque of an AC motor by varying the frequency and voltage of the power supplied to the motor. Let’s explore how VFDs impact AC motor performance:

  • Speed Control: One of the primary benefits of using VFDs is the ability to control the speed of AC motors. By adjusting the frequency and voltage supplied to the motor, VFDs enable precise speed control over a wide range. This speed control capability allows for more efficient operation of the motor, as it can be operated at the optimal speed for the specific application. It also enables variable speed operation, where the motor speed can be adjusted based on the load requirements, resulting in energy savings and enhanced process control.
  • Energy Efficiency: VFDs contribute to improved energy efficiency of AC motors. By controlling the motor speed based on the load demand, VFDs eliminate the energy wastage that occurs when motors run at full speed even when the load is light. The ability to match the motor speed to the required load reduces energy consumption and results in significant energy savings. In applications where the load varies widely, such as HVAC systems, pumps, and fans, VFDs can provide substantial energy efficiency improvements.
  • Soft Start and Stop: VFDs offer soft start and stop capabilities for AC motors. Instead of abruptly starting or stopping the motor, which can cause mechanical stress and electrical disturbances, VFDs gradually ramp up or down the motor speed. This soft start and stop feature reduces mechanical wear and tear, extends the motor’s lifespan, and minimizes voltage dips or spikes in the electrical system. It also eliminates the need for additional mechanical devices, such as motor starters or brakes, improving overall system reliability and performance.
  • Precision Control and Process Optimization: VFDs enable precise control over AC motor performance, allowing for optimized process control in various applications. The ability to adjust motor speed and torque with high accuracy enables fine-tuning of system parameters, such as flow rates, pressure, or temperature. This precision control enhances overall system performance, improves product quality, and can result in energy savings by eliminating inefficiencies or overcompensation.
  • Motor Protection and Diagnostic Capabilities: VFDs provide advanced motor protection features and diagnostic capabilities. They can monitor motor operating conditions, such as temperature, current, and voltage, and detect abnormalities or faults in real-time. VFDs can then respond by adjusting motor parameters, issuing alerts, or triggering shutdowns to protect the motor from damage. These protection and diagnostic features help prevent motor failures, reduce downtime, and enable predictive maintenance, resulting in improved motor reliability and performance.
  • Harmonics and Power Quality: VFDs can introduce harmonics into the electrical system due to the switching nature of their operation. Harmonics are undesirable voltage and current distortions that can impact power quality and cause issues in the electrical distribution network. However, modern VFDs often include built-in harmonic mitigation measures, such as line reactors or harmonic filters, to minimize harmonics and ensure compliance with power quality standards.

In summary, VFDs have a profound impact on the performance of AC motors. They enable speed control, enhance energy efficiency, provide soft start and stop capabilities, enable precision control and process optimization, offer motor protection and diagnostic features, and address power quality considerations. The use of VFDs in AC motor applications can lead to improved system performance, energy savings, increased reliability, and enhanced control over various industrial and commercial processes.

induction motor

What are the safety considerations when working with or around AC motors?

Working with or around AC motors requires careful attention to safety to prevent accidents, injuries, and electrical hazards. Here are some important safety considerations to keep in mind:

  • Electrical Hazards: AC motors operate on high voltage electrical systems, which pose a significant electrical hazard. It is essential to follow proper lockout/tagout procedures when working on motors to ensure that they are de-energized and cannot accidentally start up. Only qualified personnel should perform electrical work on motors, and they should use appropriate personal protective equipment (PPE), such as insulated gloves, safety glasses, and arc flash protection, to protect themselves from electrical shocks and arc flash incidents.
  • Mechanical Hazards: AC motors often drive mechanical equipment, such as pumps, fans, or conveyors, which can present mechanical hazards. When working on or near motors, it is crucial to be aware of rotating parts, belts, pulleys, or couplings that can cause entanglement or crushing injuries. Guards and safety barriers should be in place to prevent accidental contact with moving parts, and proper machine guarding principles should be followed. Lockout/tagout procedures should also be applied to the associated mechanical equipment to ensure it is safely de-energized during maintenance or repair.
  • Fire and Thermal Hazards: AC motors can generate heat during operation, and in some cases, excessive heat can pose a fire hazard. It is important to ensure that motors are adequately ventilated to dissipate heat and prevent overheating. Motor enclosures and cooling systems should be inspected regularly to ensure proper functioning. Additionally, combustible materials should be kept away from motors to reduce the risk of fire. If a motor shows signs of overheating or emits a burning smell, it should be immediately shut down and inspected by a qualified professional.
  • Proper Installation and Grounding: AC motors should be installed and grounded correctly to ensure electrical safety. Motors should be installed according to manufacturer guidelines, including proper alignment, mounting, and connection of electrical cables. Adequate grounding is essential to prevent electrical shocks and ensure the safe dissipation of fault currents. Grounding conductors, such as grounding rods or grounding straps, should be properly installed and regularly inspected to maintain their integrity.
  • Safe Handling and Lifting: AC motors can be heavy and require proper handling and lifting techniques to prevent musculoskeletal injuries. When moving or lifting motors, equipment such as cranes, hoists, or forklifts should be used, and personnel should be trained in safe lifting practices. It is important to avoid overexertion and use proper lifting tools, such as slings or lifting straps, to distribute the weight evenly and prevent strain or injury.
  • Training and Awareness: Proper training and awareness are critical for working safely with or around AC motors. Workers should receive training on electrical safety, lockout/tagout procedures, personal protective equipment usage, and safe work practices. They should be familiar with the specific hazards associated with AC motors and understand the appropriate safety precautions to take. Regular safety meetings and reminders can help reinforce safe practices and keep safety at the forefront of everyone’s minds.

It is important to note that the safety considerations mentioned above are general guidelines. Specific safety requirements may vary depending on the motor size, voltage, and the specific workplace regulations and standards in place. It is crucial to consult relevant safety codes, regulations, and industry best practices to ensure compliance and maintain a safe working environment when working with or around AC motors.

induction motor

Can you explain the basic working principle of an AC motor?

An AC motor operates based on the principles of electromagnetic induction. It converts electrical energy into mechanical energy through the interaction of magnetic fields. The basic working principle of an AC motor involves the following steps:

  1. The AC motor consists of two main components: the stator and the rotor. The stator is the stationary part of the motor and contains the stator windings. The rotor is the rotating part of the motor and is connected to a shaft.
  2. When an alternating current (AC) is supplied to the stator windings, it creates a changing magnetic field.
  3. The changing magnetic field induces a voltage in the rotor windings, which are either short-circuited conductive bars or coils.
  4. The induced voltage in the rotor windings creates a magnetic field in the rotor.
  5. The magnetic field of the rotor interacts with the rotating magnetic field of the stator, resulting in a torque force.
  6. The torque force causes the rotor to rotate, transferring mechanical energy to the connected shaft.
  7. The rotation of the rotor continues as long as the AC power supply is provided to the stator windings.

This basic working principle is applicable to various types of AC motors, including induction motors and synchronous motors. However, the specific construction and design of the motor may vary depending on the type and intended application.

China supplier 2024 New Electric Three-Wheeled Passenger Car/3kw-5kw AC Motor/Electric Tuk-Tuk/Electric Three-Wheeled Taxi   vacuum pump brakesChina supplier 2024 New Electric Three-Wheeled Passenger Car/3kw-5kw AC Motor/Electric Tuk-Tuk/Electric Three-Wheeled Taxi   vacuum pump brakes
editor by CX 2024-05-06

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