Product Description

1.Main Parameters

Rated Voltage 220V Frequency 50Hz
Capacitor 12 μF Output Power 150W
Number of poles 4P Insulation Class B
End-cover Galvanized plate Stator rotor unilateral air gap ≥0.15mm
Winding Material Aluminium wire

All parameters can be customized according to customer requirements

2.Electrical Characteristic
There is no special requirements, testing regulation in accordance with the JB / T3758, in the normal temperature and humidity (temperature 20± 15ºC, relative humidity 65 ± 20%). During Simulation performance testing, the analog performance of the test shaft should be carried out in a horizontal direction, the noise tests shall be carried out in the vertical axis direction.)

  Test Methods

  1. Temperature management:Ambient temperature of 20 ºC ± 2ºC before preparatory work place more than 2 hours
  2. Load (Dynamometer system simulation load):Load Dynamometer System Simulation
  3. Load characteristic measurement method:Press dynamometer system testing methods and we need to collect the motor nominal rated power characteristics.

  Noise test
     By presenting hearing Same as requirements of noise meter; The scope of the following requirements in operating position will be: Horizontal: ±5° or less,circumferential direction: ±10° or less.



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Application: Washing Machine
Speed: Constant Speed
Number of Stator: Single-Phase
Function: Driving
Casing Protection: Protection Type
Number of Poles: 4


single phase motor

What Are the Energy Efficiency Considerations for Single-Phase Motors?

Energy efficiency is an important aspect to consider when it comes to single-phase motors. Improving the energy efficiency of motors not only reduces energy consumption but also lowers operational costs and contributes to environmental sustainability. Here are some key energy efficiency considerations for single-phase motors:

  1. Motor Efficiency Ratings: When selecting a single-phase motor, it is essential to consider its efficiency rating. Motor efficiency is typically expressed as a percentage and indicates how effectively the motor converts electrical input power into mechanical output power. Higher efficiency motors translate to lower energy losses and reduced operating costs over the motor’s lifetime.
  2. Premium Efficiency Motors: Premium Efficiency (PE) motors are designed to achieve higher efficiency levels compared to standard motors. These motors meet or exceed specific efficiency standards set by organizations such as the International Electrotechnical Commission (IEC) or the National Electrical Manufacturers Association (NEMA). Choosing premium efficiency single-phase motors can significantly improve energy efficiency and save energy in various applications.
  3. Variable Speed Drives (VSDs): Installing Variable Speed Drives, also known as variable frequency drives or inverters, can enhance energy efficiency in single-phase motor applications. VSDs allow for precise control of motor speed by adjusting the frequency of the electrical power supplied to the motor. By operating the motor at the required speed rather than running it at full speed continuously, significant energy savings can be achieved, especially in applications with varying load demands.
  4. Proper Sizing: Ensuring that the motor is correctly sized for the intended application is crucial for energy efficiency. Undersized motors may operate at higher loads and draw more current, leading to increased energy consumption and reduced efficiency. On the other hand, oversized motors can result in inefficiencies due to operating at low loads. Properly sizing the motor based on the application’s requirements optimizes energy usage and promotes efficient motor operation.
  5. Maintenance and Lubrication: Regular maintenance and proper lubrication of single-phase motors are essential for optimal performance and energy efficiency. Well-maintained motors experience reduced friction and wear, resulting in smoother operation and lower energy losses. It is important to follow the manufacturer’s guidelines for maintenance procedures, including periodic inspection, cleaning, and lubrication of the motor and its components.
  6. Power Factor Correction: Power factor is a measure of how effectively electrical power is being used. Single-phase motors can have a lower power factor compared to three-phase motors, leading to lower overall system efficiency. Implementing power factor correction techniques, such as installing power factor correction capacitors, can help improve the power factor and reduce energy losses in single-phase motor applications.

By considering these energy efficiency aspects, such as selecting motors with higher efficiency ratings, utilizing variable speed drives, proper sizing, regular maintenance, and power factor correction, the energy consumption of single-phase motors can be effectively reduced. This not only saves energy but also contributes to cost savings and environmental sustainability.

single phase motor

Are There Specific Safety Precautions When Installing or Working with Single-Phase Motors?

When installing or working with single-phase motors, it is important to follow specific safety precautions to ensure personal safety and prevent accidents. Here are some essential safety guidelines to consider:

  1. Disconnect Power: Before installing or performing any maintenance on a single-phase motor, always disconnect the power supply to the motor. This can be done by turning off the circuit breaker or removing the fuse that supplies power to the motor. Confirm that the power is indeed disconnected using a voltage tester or multimeter.
  2. Grounding: Ensure that the motor is properly grounded according to electrical safety standards. Grounding helps protect against electrical shock and provides a path for fault currents. Follow the manufacturer’s instructions and local electrical codes for grounding requirements.
  3. Read Manufacturer’s Instructions: Familiarize yourself with the manufacturer’s instructions and guidelines for the specific single-phase motor model you are working with. The instructions provide important information regarding installation, wiring, maintenance, and safety precautions specific to the motor.
  4. Proper Wiring and Connections: Follow proper wiring practices when connecting the single-phase motor to the power supply. Ensure that the wiring is correctly sized, insulated, and secured. Incorrect wiring can lead to electrical hazards, motor damage, or malfunction.
  5. Polarity and Phase: Pay attention to the polarity and phase when connecting the motor to the power supply. Incorrect polarity or phase connection can affect the motor’s performance and may lead to overheating or motor failure. Refer to the motor’s wiring diagram or instructions for proper connection details.
  6. Overload Protection: Provide adequate overload protection for the single-phase motor. This can be done by installing a properly sized overload protection device, such as a thermal overload relay or a motor protection circuit breaker. Overload protection helps prevent excessive current and overheating, safeguarding the motor and preventing potential hazards.
  7. Motor Enclosure: Consider the motor’s enclosure type when installing it in a specific environment. Ensure that the motor’s enclosure provides adequate protection against moisture, dust, and other contaminants as required by the application and location. Use appropriate precautions, such as sealing or shielding, to protect the motor from potentially hazardous conditions.
  8. Personal Protective Equipment (PPE): When working with single-phase motors, it is recommended to wear appropriate personal protective equipment. This may include safety glasses, gloves, and protective clothing to protect against electrical hazards, moving parts, and potential injury from tools or equipment.
  9. Qualified Personnel: If you are not familiar with electrical systems or motor installation, it is advisable to seek assistance from qualified personnel, such as electricians or technicians, who have the necessary knowledge and experience to work with single-phase motors safely.

Following these safety precautions when installing or working with single-phase motors promotes personal safety, prevents accidents, and ensures the proper functioning and longevity of the motors. Always prioritize safety and adhere to local electrical codes and regulations during motor installation and maintenance.

single phase motor

Specific Applications Where Single-Phase Motors are More Suitable than Three-Phase Motors

While three-phase motors are widely used in industrial and commercial applications, there are specific scenarios where single-phase motors are more suitable due to their unique characteristics and advantages. Below are some examples of applications where single-phase motors are commonly used:

  1. Residential Appliances: Single-phase motors are extensively used in various residential appliances such as refrigerators, air conditioners, washing machines, and fans. These motors provide the necessary power for the operation of these devices in residential settings where three-phase power is not available.
  2. Small Commercial Equipment: Single-phase motors find applications in small commercial equipment such as pumps, compressors, small HVAC units, and office equipment. These motors are suitable for powering these devices in small-scale commercial environments, where the power demand is relatively low.
  3. Light Industrial Applications: Some light industrial applications, such as small-scale manufacturing equipment, woodworking machinery, and small conveyors, can be effectively powered by single-phase motors. These applications often have lower power requirements and can operate efficiently with single-phase power supply.
  4. Agricultural Equipment: Single-phase motors are commonly used in agricultural applications such as irrigation pumps, small farm machinery, and equipment for poultry and livestock farms. These motors provide the necessary power for agricultural operations in areas where three-phase power infrastructure is not readily available.
  5. Remote and Off-Grid Locations: Single-phase motors are suitable for powering equipment and machinery in remote locations, off-grid installations, and areas with limited access to three-phase power. They can be used in applications such as remote monitoring systems, solar-powered systems, and off-grid water pumping.

It’s important to note that while single-phase motors have their advantages in these specific applications, there are still limitations to consider. These limitations include lower power output, lower efficiency, and limited starting torque compared to three-phase motors. Therefore, a careful evaluation of the requirements and constraints of each application is necessary to determine the most suitable motor type.

China Standard Top Loading Washing Machine 150W Aluminium Winding Wash Motor   a/c vacuum pump		China Standard Top Loading Washing Machine 150W Aluminium Winding Wash Motor   a/c vacuum pump
editor by CX 2024-04-12