Product Description
Product Description
MD (YD)series 3 phase multispeed induction motorderives from Y2 series motor, and it switches poles and output power by transforming the joint mode of winding to matching to the load performance of mechanical equipment. It complies with IEC standard on noise, start torque, vibration value and mounting and overall dimensions. The motors are characteristic in small size, light, stable, firm structure ,good appearance and so on .
Technical Data
| Type | Power | Current | Speed | η | Power Factor | TST/TN | IST/IN | ||
| KW | A | RPM | % | CosΦ | |||||
| MD80K | 4 | 0.45 | 1.4 | 1420 | 66 | 0.74 | 1.5 | 6.5 | 1.8 |
| 2 | 0.55 | 1.5 | 2860 | 65 | 0.85 | 1.6 | 7 | 1.8 | |
| MD80G | 4 | 0.55 | 1.7 | 1420 | 68 | 0.74 | 1.5 | 6.5 | 1.8 |
| 2 | 0.75 | 2 | 2860 | 66 | 0.85 | 1.6 | 7 | 1.8 | |
| MD90S | 4 | 0.85 | 2.3 | 1430 | 74 | 0.77 | 1.5 | 6.5 | 1.8 |
| 2 | 1.1 | 2.8 | 2850 | 72 | 0.84 | 1.6 | 7 | 1.8 | |
| MD90L | 4 | 1.3 | 3.3 | 1430 | 76 | 0.78 | 1.5 | 6.5 | 1.8 |
| 2 | 1.8 | 4.3 | 2850 | 74 | 0.84 | 1.6 | 7 | 1.8 | |
| MD100LA | 4 | 2 | 4.8 | 1430 | 78 | 0.81 | 1.5 | 6.5 | 1.8 |
| 2 | 2.4 | 5.6 | 2850 | 76 | 0.86 | 1.6 | 7 | 1.8 | |
| MD100LB | 4 | 2.4 | 5.6 | 1430 | 79 | 0.83 | 1.5 | 6.5 | 1.8 |
| 2 | 3 | 5.7 | 2850 | 77 | 0.89 | 1.6 | 7 | 1.8 | |
| MD112L | 4 | 3.3 | 7.4 | 1450 | 81 | 0.83 | 1.5 | 6.5 | 1.8 |
| 2 | 4 | 8.6 | 2860 | 80 | 0.88 | 1.6 | 7 | 1.8 | |
| MD132S | 4 | 4.5 | 9.8 | 1450 | 83 | 0.84 | 1.5 | 6.5 | 1.8 |
| 2 | 5.5 | 11.9 | 2860 | 79 | 0.88 | 1.6 | 7 | 1.8 | |
| MD132M | 4 | 6.5 | 13.8 | 1450 | 84 | 0.85 | 1.5 | 6.5 | 1.8 |
| 2 | 8 | 17.1 | 2880 | 80 | 0.89 | 1.6 | 7 | 1.8 | |
| MD160M | 4 | 9 | 18.5 | 1460 | 87 | 0.85 | 1.5 | 6.5 | 1.8 |
| 2 | 11 | 22.9 | 2920 | 82 | 0.89 | 1.6 | 7 | 1.8 | |
| MD160L | 4 | 11 | 22.3 | 1460 | 87 | 0.86 | 1.5 | 6.5 | 1.8 |
| 2 | 14 | 28.8 | 2920 | 82 | 0.9 | 1.6 | 7 | 1.8 | |
| MD90S | 6 | 0.65 | 2.2 | 920 | 64 | 0.7 | 1.4 | 6.5 | 1.8 |
| 4 | 0.85 | 2.3 | 1420 | 70 | 0.79 | 1.3 | 7 | 1.8 | |
| MD90L | 6 | 0.85 | 2.8 | 930 | 66 | 0.7 | 1.4 | 6.5 | 1.8 |
| 4 | 1.1 | 3 | 1420 | 71 | 0.79 | 1.3 | 7 | 1.8 | |
| MD100LA | 6 | 1.3 | 3.8 | 940 | 74 | 0.7 | 1.4 | 6 | 1.8 |
| 4 | 1.8 | 4.4 | 1440 | 77 | 0.8 | 1.3 | 6.5 | 1.8 | |
| MD100LB | 6 | 1.5 | 4.3 | 940 | 75 | 0.7 | 1.4 | 6 | 1.8 |
| 4 | 2.2 | 5.4 | 1440 | 77 | 0.8 | 1.3 | 6.5 | 1.8 | |
| MD112M | 6 | 2.2 | 5.7 | 960 | 77 | 0.75 | 1.4 | 6 | 1.8 |
| 4 | 2.8 | 6.7 | 1440 | 77 | 0.82 | 1.3 | 6.5 | 1.8 | |
| MD132S | 6 | 3 | 7.7 | 960 | 79 | 0.75 | 1.4 | 6 | 1.8 |
| 4 | 4 | 9.5 | 1440 | 80 | 0.82 | 1.3 | 6.5 | 1.8 | |
| MD132M | 6 | 4 | 9.8 | 960 | 81 | 0.76 | 1.4 | 6 | 1.8 |
| 4 | 5.5 | 12.3 | 1440 | 80 | 0.85 | 1.3 | 6.5 | 1.8 | |
| MD160M | 6 | 6.5 | 15.1 | 970 | 84 | 0.78 | 1.4 | 6 | 1.8 |
| 4 | 8 | 17.4 | 1460 | 83 | 0.85 | 1.3 | 6.5 | 1.8 | |
| MD160L | 6 | 9 | 20.6 | 970 | 85 | 0.78 | 1.4 | 6 | 1.8 |
| 4 | 11 | 23.4 | 1460 | 84 | 0.85 | 1.3 | 6.5 | 1.8 | |
| MD90L | 8 | 0.45 | 1.9 | 680 | 58 | 0.63 | 1.5 | 5.5 | 1.8 |
| 4 | 0.75 | 1.92 | 1420 | 72 | 0.87 | 1.5 | 6.5 | 1.8 | |
| MD100L | 8 | 0.85 | 3.1 | 700 | 68 | 0.63 | 1.5 | 5.5 | 1.8 |
| 4 | 1.5 | 3.5 | 1420 | 75 | 0.88 | 1.5 | 6.5 | 1.8 | |
| MD112M | 8 | 1.5 | 5 | 700 | 72 | 0.63 | 1.5 | 5.5 | 1.8 |
| 4 | 2.4 | 5.3 | 1420 | 78 | 0.88 | 1.5 | 6.5 | 1.8 | |
| MD132S | 8 | 2.2 | 7 | 720 | 75 | 0.64 | 1.5 | 5.5 | 1.8 |
| 4 | 3.3 | 7.1 | 1450 | 80 | 0.88 | 1.5 | 6.5 | 1.8 | |
| MD132M | 8 | 3 | 9 | 720 | 78 | 0.65 | 1.5 | 5.5 | 1.8 |
| 4 | 4.5 | 9.4 | 1440 | 82 | 0.88 | 1.5 | 6.5 | 1.8 | |
| MD160M | 8 | 5 | 13.9 | 730 | 83 | 0.66 | 1.5 | 5.5 | 1.8 |
| 4 | 7.5 | 15.2 | 1450 | 84 | 0.89 | 1.5 | 6.5 | 1.8 | |
| MD160 | 8 | 7 | 19 | 730 | 85 | 0.66 | 1.5 | 5.5 | 1.8 |
| 4 | 11 | 21.8 | 1450 | 86 | 0.89 | 1.5 | 6.5 | 1.8 | |
| MD90S | 8 | 0.35 | 1.6 | 680 | 56 | 0.6 | 1.5 | 5 | 1.8 |
| 6 | 0.45 | 1.4 | 930 | 70 | 0.72 | 1.5 | 6 | 1.8 | |
| MD90L | 8 | 0.45 | 1.9 | 680 | 59 | 0.6 | 1.5 | 5 | 1.8 |
| 6 | 0.65 | 1.9 | 930 | 71 | 0.73 | 1.5 | 6 | 1.8 | |
| MD100L | 8 | 0.72 | 2.9 | 710 | 65 | 0.6 | 1.5 | 5 | 1.8 |
| 6 | 1.1 | 3.1 | 950 | 75 | 0.73 | 1.5 | 6 | 1.8 | |
| MD112M | 8 | 1.3 | 4.5 | 710 | 72 | 0.61 | 1.5 | 5 | 1.8 |
| 6 | 1.8 | 4.8 | 950 | 78 | 0.73 | 1.5 | 6 | 1.8 | |
| MD132S | 8 | 1.8 | 5.8 | 730 | 72 | 0.62 | 1.5 | 5 | 1.8 |
| 6 | 2.4 | 6.2 | 970 | 80 | 0.73 | 1.5 | 6 | 1.8 | |
| MD132M | 8 | 2.6 | 8.2 | 730 | 78 | 0.62 | 1.5 | 5 | 1.8 |
| 6 | 3.7 | 9.4 | 970 | 82 | 0.73 | 1.5 | 6 | 1.8 | |
| MD160M | 8 | 4.5 | 13.3 | 730 | 83 | 0.62 | 1.5 | 5 | 1.8 |
| 6 | 6 | 14.7 | 980 | 85 | 0.73 | 1.5 | 6 | 1.8 | |
| MD160L | 8 | 6 | 17.5 | 730 | 84 | 0.62 | 1.5 | 5 | 1.8 |
| 6 | 8 | 19.4 | 980 | 86 | 0.73 | 1.5 | 6 | 1.8 | |
| MD160M | 12 | 2.6 | 11.6 | 480 | 75 | 0.46 | 1.2 | 4 | 18 |
| 6 | 5 | 11.9 | 970 | 84 | 0.78 | 1.3 | 6 | 1.8 | |
| MD160L | 12 | 3.7 | 16.4 | 480 | 77 | 0.46 | 1.2 | 4 | 1.8 |
| 6 | 7 | 15.8 | 970 | 85 | 0.79 | 1.3 | 6 | 1.8 |
Package
Frame NO. 80–132 :Package by carton box and then packed by wooden box
Frame NO.160 and above:one wooden box per set
Contact Information:
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| Application: | Universal |
|---|---|
| Operating Speed: | Adjust Speed |
| Number of Stator: | Three-Phase |
| Species: | Y, Y2 Series Three-Phase |
| Rotor Structure: | Squirrel-Cage |
| Casing Protection: | Closed Type |
| Samples: | US$ 1062/Piece 1 Piece(Min.Order) | |
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| Customization: | Available |
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Can AC motors be used in both residential and commercial settings?
Yes, AC motors can be used in both residential and commercial settings. The versatility and wide range of applications of AC motors make them suitable for various environments and purposes.
In residential settings, AC motors are commonly found in household appliances such as refrigerators, air conditioners, washing machines, fans, and pumps. These motors are designed to meet the specific requirements of residential applications, providing reliable and efficient operation for everyday tasks. For example, air conditioners utilize AC motors to drive the compressor and fan, while washing machines use AC motors for agitating and spinning the drum.
In commercial settings, AC motors are extensively used in a wide range of applications across different industries. They power machinery, equipment, and systems that are crucial for commercial operations. Some common examples include:
- Industrial machinery and manufacturing equipment: AC motors drive conveyor belts, pumps, compressors, mixers, fans, blowers, and other machinery used in manufacturing, production, and processing facilities.
- HVAC systems: AC motors are used in commercial heating, ventilation, and air conditioning (HVAC) systems to drive fans, blowers, and pumps for air circulation, cooling, and heating.
- Commercial refrigeration: AC motors are utilized in commercial refrigeration systems for powering compressors, condenser fans, and evaporator fans in supermarkets, restaurants, and cold storage facilities.
- Office equipment: AC motors are present in various office equipment such as printers, photocopiers, scanners, and ventilation systems, ensuring their proper functioning.
- Transportation: AC motors are used in electric vehicles, trams, trains, and other forms of electric transportation systems, providing the necessary propulsion.
- Water and wastewater treatment: AC motors power pumps, mixers, and blowers in water treatment plants, wastewater treatment plants, and pumping stations.
The adaptability, efficiency, and controllability of AC motors make them suitable for a wide range of residential and commercial applications. Whether it’s powering household appliances or driving industrial machinery, AC motors play a vital role in meeting the diverse needs of both residential and commercial settings.
Are there energy-saving technologies or features available in modern AC motors?
Yes, modern AC motors often incorporate various energy-saving technologies and features designed to improve their efficiency and reduce power consumption. These advancements aim to minimize energy losses and optimize motor performance. Here are some energy-saving technologies and features commonly found in modern AC motors:
- High-Efficiency Designs: Modern AC motors are often designed with higher efficiency standards compared to older models. These motors are built using advanced materials and optimized designs to reduce energy losses, such as resistive losses in motor windings and mechanical losses due to friction and drag. High-efficiency motors can achieve energy savings by converting a higher percentage of electrical input power into useful mechanical work.
- Premium Efficiency Standards: International standards and regulations, such as the NEMA Premium® and IE (International Efficiency) classifications, define minimum energy efficiency requirements for AC motors. Premium efficiency motors meet or exceed these standards, offering improved efficiency compared to standard motors. These motors often incorporate design enhancements, such as improved core materials, reduced winding resistance, and optimized ventilation systems, to achieve higher efficiency levels.
- Variable Frequency Drives (VFDs): VFDs, also known as adjustable speed drives or inverters, are control devices that allow AC motors to operate at variable speeds by adjusting the frequency and voltage of the electrical power supplied to the motor. By matching the motor speed to the load requirements, VFDs can significantly reduce energy consumption. VFDs are particularly effective in applications where the motor operates at a partial load for extended periods, such as HVAC systems, pumps, and fans.
- Efficient Motor Control Algorithms: Modern motor control algorithms, implemented in motor drives or control systems, optimize motor operation for improved energy efficiency. These algorithms dynamically adjust motor parameters, such as voltage, frequency, and current, based on load conditions, thereby minimizing energy wastage. Advanced control techniques, such as sensorless vector control or field-oriented control, enhance motor performance and efficiency by precisely regulating the motor’s magnetic field.
- Improved Cooling and Ventilation: Effective cooling and ventilation are crucial for maintaining motor efficiency. Modern AC motors often feature enhanced cooling systems, including improved fan designs, better airflow management, and optimized ventilation paths. Efficient cooling helps prevent motor overheating and reduces losses due to heat dissipation. Some motors also incorporate thermal monitoring and protection mechanisms to avoid excessive temperatures and ensure optimal operating conditions.
- Bearings and Friction Reduction: Friction losses in bearings and mechanical components can consume significant amounts of energy in AC motors. Modern motors employ advanced bearing technologies, such as sealed or lubrication-free bearings, to reduce friction and minimize energy losses. Additionally, optimized rotor and stator designs, along with improved manufacturing techniques, help reduce mechanical losses and enhance motor efficiency.
- Power Factor Correction: Power factor is a measure of how effectively electrical power is being utilized. AC motors with poor power factor can contribute to increased reactive power consumption and lower overall power system efficiency. Power factor correction techniques, such as capacitor banks or power factor correction controllers, are often employed to improve power factor and minimize reactive power losses, resulting in more efficient motor operation.
By incorporating these energy-saving technologies and features, modern AC motors can achieve significant improvements in energy efficiency, leading to reduced power consumption and lower operating costs. When considering the use of AC motors, it is advisable to select models that meet or exceed recognized efficiency standards and consult manufacturers or experts to ensure the motor’s compatibility with specific applications and energy-saving requirements.
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:
- 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.
- When an alternating current (AC) is supplied to the stator windings, it creates a changing magnetic field.
- The changing magnetic field induces a voltage in the rotor windings, which are either short-circuited conductive bars or coils.
- The induced voltage in the rotor windings creates a magnetic field in the rotor.
- The magnetic field of the rotor interacts with the rotating magnetic field of the stator, resulting in a torque force.
- The torque force causes the rotor to rotate, transferring mechanical energy to the connected shaft.
- 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.
editor by CX 2024-05-08