Product Description

Product Description:

YL series single-phase capacitor asynchronous motor double value according to the national standard, the manufacture, has good starting and running performance, low noise, small volume, light weight, convenient maintenance,etc.Widely used in air compressors, pumps, water machine, refrigeration,medical machinery and small machinery.Use of only a single-phase power supply situation is particularly.
Ambient temperature:-15C;=0≤ 40ºC
Altitude: not exceeding 100Cm
Rated voltage:220V
Rated frequency:50Hz,60Hz
Protection class: IP44,IP54
Insulation class:B,F
Cooling method:ICO141

company introduction:
HangZhou UP CHINAMFG MACHINRY CO.,LTD. is a research and development,manufacturing, sales as 1 of the enterprises. The company’s main business is small and medium-sized asynchronous AC motor, Our main products include YC/YCL series single-phase capacitor starting asynchronous motors, YL series single-phase double–value capacitor asynchronous motors, MS series high-efficiency three-phase asynchronous motors with aluminum shell,YS Series three-phase asynchronous motor, YE3/YE4 series square type aluminum shell motor (71-160 frame),YD series variable pole multi-speed three-phase asynchronous motor, YE3 series high efficiency three-phase asynchronous motor YE4 series ultra-high efficiency three–phase asynchronous motor, YE5 series ultra-high efficiency three-phase asynchronous motor, etc.
The company in line with the “superior quality, first-class service” for the purpose, hot pillow look CHINAMFG to cooperating with customers from all over the world to create brilliant!


Factory Advantages:

1.Professional workman inspecting spare parts every processing.

2.Guaranteed Quality 
We have best quality materials to make our electric motors best performance.Our products are 100% brand new , 100% cooper wire.  It is newly designed in conformity with the relevant rules of IEC standards, Strictly and Perfect Management is guaranteed for Production

3.Professional Service
 We valuing every customer. We’d like to assist you arranging delivery things, test things or others on your request.

4. Fast delivery time, Normal models about 15-20days , another not normal models need about 30days

5.We have advanced winding , painting, assembly and packing etc. production line which make our products nice appearance, good performance and well packaged.

6. Electric motor will 100% check again before packing.
An electric motor from material to finish motor, must pass 15 time check, and 100% testing, output power, voltage, electric current, non-load, 50% load, 75% load, 100% load and check the nameplate, packing. Finally shipping to our customer.

7.We have professional financial department who are good at calculating and controlling the cost and capital operationwhich  could make most favorable prices for our customers.



Our Service:     
1. We valuing every customer.
2. We cooperate with customer to design and develop new product. Provide OEM.
3. 25-30 days leading time.
4. We’d like to assist you arranging delivery things, test things or others on your request.

Why us?
1. Our Manufacturer is a professional factory for Electric Motor in China
2. Have good price in China
3. Full of export experiences.
4. 100% tested for the quality prior to shipment
5. Special motors can be designed according to customers’ requirements
 6. Perfect performance, low noise, slight vibration, reliable running, good appearance, small volume, light weight and easy maintenance.
7. Reliable in country, city or factory environments
10. Sincere and Professional Service

Q: What is your delivery time?

A: Within 20~25 days after receiving deposit. 

Q: What is your MOQ of this item ?

A: 10 PCS per item.   

Q: Can we type our brand on it?

A: Yes of course.

Q: Where is your loading port ?

A: HangZhou Port, ZheJiang Port, China.

Q: What is your production capacity?

A: About 1000 PCS per day.

Ordering instructions:
1.Please indicate the motor type,rated output,rated voltage,rated frequency,synchronous speed,Explosion proof Mark,mounting type, 
2.If have special request,For example: the voltage, frequency,protection class,duplex shaft,direction of rotation.temperature monitoring device,please indicate in details in the ordering contract and CHINAMFG technical agreement if necessary 


If you are looking for new better supplier or purchase electric motors, please feel free contact us now.You will get all what you want.

Application: Industrial, Universal, Power Tools
Operating Speed: High Speed
Number of Stator: Single-Phase
Species: Yc/Yl
Rotor Structure: Winding Type
Casing Protection: Protection Type
US$ 85/Piece
1 Piece(Min.Order)




single phase motor

How Does the Power Factor Influence the Performance of Single-Phase Motors?

The power factor plays a significant role in influencing the performance of single-phase motors. It affects the efficiency, power consumption, and voltage drop of the motor, ultimately impacting its overall performance. Let’s explore the relationship between power factor and the performance of single-phase motors:

The power factor is a measure of the efficiency with which electrical power is utilized by a motor. It represents the ratio of real power (active power) to apparent power in an electrical circuit. In single-phase motors, the power factor is primarily influenced by the type of motor and its load characteristics.

A low power factor indicates that the motor is drawing more reactive power (kVArs) from the electrical supply, which is not effectively converted into useful work. This results in a higher demand on the electrical system and reduces the efficiency of the motor. Low power factor can lead to increased energy consumption and higher operating costs.

A high power factor, on the other hand, indicates that the motor is utilizing the supplied electrical power more efficiently, converting a greater proportion of it into useful work. Motors with a high power factor operate more efficiently, consume less energy, and reduce the overall demand on the electrical system.

In addition to energy efficiency, the power factor also affects voltage drop in the electrical system. A low power factor can cause higher voltage drops due to increased reactive power flow. This can result in decreased motor performance, reduced torque output, and potential motor overheating.

It’s important to note that the power factor can be improved by implementing power factor correction techniques. Capacitors are commonly used to improve the power factor in single-phase motors. By adding capacitors to the electrical system, the reactive power demand is offset, resulting in a higher power factor and improved motor performance.

In summary, the power factor significantly influences the performance of single-phase motors. A low power factor reduces motor efficiency, increases energy consumption, and can cause voltage drop issues. Implementing power factor correction techniques, such as capacitor banks, can help improve the power factor, leading to better motor performance, energy efficiency, and reduced operating costs.

single phase motor

How do you size and select a single-phase motor for a particular application?

When sizing and selecting a single-phase motor for a specific application, several factors need to be considered to ensure optimal performance and efficiency. Here is a step-by-step process for sizing and selecting a single-phase motor:

  1. Determine the motor requirements: Identify the specific requirements of the application. Consider factors such as the type of load, desired speed, torque requirements, and duty cycle. Understanding these requirements will help in selecting a motor that can meet the demands of the application.
  2. Calculate the required horsepower (HP): Determine the power needed to drive the load. This can be done by calculating the torque required and converting it to horsepower. The formula for calculating horsepower is:
Horsepower (HP) = (Torque (lb-ft) x Speed (RPM)) / 5252
  1. Consider the load characteristics: Assess the load characteristics, such as starting torque, operating speed range, and any specific requirements for acceleration or deceleration. These factors will help determine the appropriate motor type and design.
  2. Check the available power supply: Verify the voltage and frequency of the power supply available at the installation site. Single-phase motors typically operate on standard residential voltages, such as 120V or 240V, and the frequency is usually 60 Hz.
  3. Account for motor efficiency: Consider the efficiency of the motor. Higher efficiency motors consume less energy and can lead to cost savings over time. Look for motors with high efficiency ratings to maximize energy efficiency.
  4. Consider motor starting requirements: Evaluate the starting torque and starting method required for the application. Depending on the load characteristics, you may need a motor with additional starting mechanisms such as capacitor start or capacitor start-capacitor run.
  5. Review motor specifications: Once you have determined the required horsepower, voltage, efficiency, and starting requirements, review the motor specifications provided by manufacturers. Compare the available motor options to find one that meets all the necessary requirements.
  6. Consider environmental factors: Take into account the environmental conditions in which the motor will operate. Factors such as temperature, humidity, dust, and vibration levels can influence the motor’s performance and lifespan. Choose a motor that is designed to withstand the specific environmental conditions.
  7. Consult with experts: If you are unsure about the motor selection process or have specific technical requirements, it is advisable to consult with motor manufacturers or experts in the field. They can provide guidance and recommendations based on your specific application.

By following these steps and considering the requirements and specifications of the particular application, you can size and select a suitable single-phase motor that will deliver optimal performance and reliability.

single phase motor

How does the starting mechanism work in a single-phase motor?

The starting mechanism in a single-phase motor is a crucial component that enables the motor to overcome the absence of a rotating magnetic field during startup. It provides the initial torque required to initiate rotation. The specific starting mechanism used in a single-phase motor depends on the motor design and application requirements. Let’s explore the common methods used in single-phase motors and how they work:

  • Auxiliary Windings: Single-phase motors often incorporate auxiliary windings, also known as starting windings or auxiliary coils. These windings are placed in the stator alongside the main winding. The auxiliary winding is electrically connected in series with a capacitor, creating a secondary magnetic field that is out of phase with the main winding’s magnetic field. During startup, when the motor is powered, the current flows through both the main winding and the auxiliary winding. The phase difference between the currents in the two windings creates a rotating magnetic field, which initiates the motor’s rotation. Once the motor reaches a certain speed, the auxiliary winding is disconnected, and the motor continues to run using only the main winding.
  • Centrifugal Switch: Some single-phase motors employ a centrifugal switch as part of the starting mechanism. The centrifugal switch is typically attached to the motor shaft and operates based on centrifugal force. During startup, the switch remains closed, connecting the auxiliary winding and the associated starting mechanisms, such as capacitors. This allows the auxiliary winding to create the necessary phase shift and initiate rotation. As the motor accelerates, the centrifugal force increases, causing the switch to open. When the switch opens, it disconnects the auxiliary winding and associated starting mechanisms. The motor then operates using only the main winding, which is sufficient to sustain rotation.
  • Starting Capacitors: Capacitors are commonly used in single-phase motors to provide the necessary phase shift and create a rotating magnetic field during startup. The capacitor is connected in series with the auxiliary winding. When the motor is powered, the capacitor stores electrical energy and releases it in a controlled manner, creating a phase shift between the current in the main winding and the auxiliary winding. This phase difference enables the production of a rotating magnetic field, initiating motor rotation. Once the motor reaches a certain speed, the centrifugal switch or other control mechanism disconnects the capacitor, allowing the motor to run efficiently using only the main winding.

The starting mechanism in a single-phase motor is designed to provide the required initial torque to overcome inertia and start the motor’s rotation. By creating a rotating magnetic field or introducing a phase shift, the starting mechanism enables the motor to generate the necessary torque during startup. Once the motor reaches a certain speed, the starting mechanism is deactivated or disconnected, and the motor continues to operate using only the main winding.

It’s important to note that the specific starting mechanism used in a single-phase motor depends on factors such as motor design, power requirements, and application considerations. The selection and design of the starting mechanism ensure reliable and efficient motor startup, contributing to the overall performance of the motor in various residential and industrial applications.

China Professional Single Phase AC Motor Yl Series Single Phase Two-Value Capacitor   vacuum pump acChina Professional Single Phase AC Motor Yl Series Single Phase Two-Value Capacitor   vacuum pump ac
editor by CX 2023-10-20