China wholesaler Evaporator Fan Motor AC Motor Brushless Shaded Pole Gear Motor vacuum pump oil near me

Product Description

High Efficiency factory Supply EMC AC/DC/EC Universal Motor for Electric with CE/CCC

SPECIFICATION
MODEL VOTAGE FREQUENCY  IMPUT POWER CURRENT SPEED EFFICIENCY AIR VOLLUME FAN BLADE A B C D CERTIFICATE
ECM7108 220 50/60 4.7 0.043 1304 61 240 Φ170/28P 60.5 77 64 80.5 CCC                CE                VDE                   UL                    EX
8.4 0.075 1304 64 330 Φ200/22P
10.4 0.09 1306 68 360 Φ200/26P
12.4 0.103 1304 66 400 Φ200/28CP
8.4 0.075 1305 65 380 Φ200/28
13.3 0.114 1301 65 435 Φ200/34
7.2 0.065 1301 65 445 Φ230/22
20 0.167 1300 64 510 Φ230/28
110 4.2 0.07 1302 61 240 Φ170/28P
8 0.117 1301 64 330 Φ200/22P
8.7 0.126 1228 68 360 Φ200/26P
12.5 0.152 1304 66 400 Φ200/28CP
8 0.117 1302 65 380 Φ200/28
13.9 0.182 1301 65 435 Φ200/34
12.6 0.189 1306 65 445 Φ230/22
14.1 0.192 1304 64 510 Φ230/28
ECM7112 220 50/60 7.1 0.061 1320 62 330 Φ200/22P 64.5 81 68 84.5 CCC                CE                VDE                   UL                    EX
9.3 0.082 1322 64 360 Φ200/26P
9.5 0.083 1321 67 400 Φ200/28CP
12.4 0.106 1324 66 480 Φ230/22P
10.5 0.09 1321 66 440 Φ200/34
6.2 0.056 1322 65 455 Φ230/22
15.2 0.129 1321 65 500 Φ230/28
21.7 0.177 1328 63 630 Φ254/28
110 6.6 0.097 1310 62 330 Φ200/22P
8.9 0.127 1315 64 360 Φ200/26P
9.4 0.154 1319 67 400 Φ200/28CP
12.3 0.165 1314 66 480 Φ230/22P
10.4 0.143 1318 66 440 Φ200/34
5.7 0.089 1325 65 455 Φ230/22
15.6 0.188 1300 65 500 Φ230/28
21.5 0.261 1302 63 630 Φ254/28
ECM7120 220 50/60 25.3 0.207 1301 66 700 Φ250/34 72.5 89 76 92.5 CCC                CE                VDE                    UL                   EX
26.2 0.214 1305 65 760 Φ300/22
53.5 0.38 1295 65 830 Φ300/28
110 25.5 0.33 1302 66 700 Φ250/34
26.1 0.342 1301 65 760 Φ300/22
53.8 0.608 1300 65 830 Φ300/28

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Our factory

HangZhou Coolingdrive motor Co.,Ltd. Located in HangZhou,where is only 30 minutes by train to ZheJiang . We are found on 2011.Right now we have 52 employees, including 2 technical engineers, 2 quality control engineers and 5 salesmen, which is a team of highly qualified technical staff.  We have 2 assembling production line now. The turnover is USD$3.2millian. And 75% products are exported. Our major market are in European, Asian and North American.
We produce the axial fan motors, Centrifugal fans, Shaded pole motors. They are widely used in the ventilation application, refrigeration application, cooling application. We have both AC230V/380V, and also DC24V/48V. 
Our company have ISO9001 Quality system.Our products have CE, CCC certificate.

Company Certificate

Packaging & Shipping

FAQ

Q1: Wonder if you accept small orders?
A1: Do not worry. Feel free to contact us .in order to get more orders and give our clients more convener ,we accept small order.

Q2: Can you send products  to my country? 
A2: Sure, we can. If you do not have your own ship forwarder, we can help you. 

Q3: Can you do OEM for me?
A3: We accept all OEM orders,just contact us and give me your design.we will offer you a reasonable price and make samples for you ASAP.

Q4: What’s your payment terms ?
A4: By T/T,LC AT SIGHT,30% deposit in advance, balance 70%  before shipment.   

Q5: How can I place the order?
A5: First CHINAMFG the PI,pay deposit,then we will arrange the production.After finished production need you pay  balance. Finally we will ship the Goods.

Q7: When can I get the quotation ?
A7: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.
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Application: Automation Equipment, Audio and Video Equipment, Moving Machinery, Fan
Operating Speed: High Speed
Power Source: EMC Motor
Function: Control, Driving
Casing Protection: Closed Type
Structure: Electromagnetic
Customization:
Available

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induction motor

Can you explain the concept of motor efficiency and how it relates to AC motors?

Motor efficiency is a measure of how effectively an electric motor converts electrical power into mechanical power. It represents the ratio of the motor’s useful output power (mechanical power) to the input power (electrical power) it consumes. Higher efficiency indicates that the motor converts a larger percentage of the electrical energy into useful mechanical work, while minimizing energy losses in the form of heat and other inefficiencies.

In the case of AC motors, efficiency is particularly important due to their wide usage in various applications, ranging from residential appliances to industrial machinery. AC motors can be both induction motors, which are the most common type, and synchronous motors, which operate at a constant speed synchronized with the frequency of the power supply.

The efficiency of an AC motor is influenced by several factors:

  1. Motor Design: The design of the motor, including its core materials, winding configuration, and rotor construction, affects its efficiency. Motors that are designed with low-resistance windings, high-quality magnetic materials, and optimized rotor designs tend to have higher efficiency.
  2. Motor Size: The physical size of the motor can also impact its efficiency. Larger motors generally have higher efficiency because they can dissipate heat more effectively, reducing losses. However, it’s important to select a motor size that matches the application requirements to avoid operating the motor at low efficiency due to underloading.
  3. Operating Conditions: The operating conditions, such as load demand, speed, and temperature, can influence motor efficiency. Motors are typically designed for maximum efficiency at or near their rated load. Operating the motor beyond its rated load or at very light loads can reduce efficiency. Additionally, high ambient temperatures can cause increased losses and reduced efficiency.
  4. Magnetic Losses: AC motors experience losses due to magnetic effects, such as hysteresis and eddy current losses in the core materials. These losses result in heat generation and reduce overall efficiency. Motor designs that minimize magnetic losses through the use of high-quality magnetic materials and optimized core designs can improve efficiency.
  5. Mechanical Friction and Windage Losses: Friction and windage losses in the motor’s bearings, shaft, and rotating parts also contribute to energy losses and reduced efficiency. Proper lubrication, bearing selection, and reducing unnecessary mechanical resistance can help minimize these losses.

Efficiency is an important consideration when selecting an AC motor, as it directly impacts energy consumption and operating costs. Motors with higher efficiency consume less electrical power, resulting in reduced energy bills and a smaller environmental footprint. Additionally, higher efficiency often translates to less heat generation, which can enhance the motor’s reliability and lifespan.

Regulatory bodies and standards organizations, such as the International Electrotechnical Commission (IEC) and the National Electrical Manufacturers Association (NEMA), provide efficiency classes and standards for AC motors, such as IE efficiency classes and NEMA premium efficiency standards. These standards help consumers compare the efficiency levels of different motors and make informed choices to optimize energy efficiency.

In summary, motor efficiency is a measure of how effectively an AC motor converts electrical power into mechanical power. By selecting motors with higher efficiency, users can reduce energy consumption, operating costs, and environmental impact while ensuring reliable and sustainable motor performance.

induction motor

How do AC motors contribute to the functioning of household appliances?

AC motors play a crucial role in the functioning of numerous household appliances by converting electrical energy into mechanical energy. These motors are used in a wide range of devices, powering various components and performing essential tasks. Let’s explore how AC motors contribute to the functioning of household appliances:

  • Kitchen Appliances: AC motors are found in various kitchen appliances, such as refrigerators, freezers, dishwashers, and blenders. In refrigerators and freezers, AC motors drive the compressor, which circulates the refrigerant and maintains the desired temperature. Dishwashers use AC motors to power the water pumps, spray arms, and the motorized detergent dispenser. Blenders utilize AC motors to rotate the blades and blend ingredients.
  • Laundry Appliances: AC motors are integral to laundry appliances like washing machines and clothes dryers. Washing machines rely on AC motors to power the agitator or the drum, facilitating the washing and spinning cycles. Clothes dryers use AC motors to rotate the drum and operate the blower fan, facilitating the drying process.
  • Vacuum Cleaners: Vacuum cleaners utilize AC motors to generate suction and drive the motorized brush or beater bar. These motors power the fan or impeller, creating the necessary airflow for effective cleaning.
  • Fans and Air Circulation: AC motors are employed in various types of fans, including ceiling fans, table fans, and pedestal fans. These motors drive the fan blades, producing airflow and facilitating air circulation to provide cooling or ventilation in rooms. Additionally, AC motors power exhaust fans used in kitchens, bathrooms, and range hoods to remove odors, smoke, or excess moisture.
  • Air Conditioning and Heating Systems: AC motors are critical components in air conditioning and heating systems. They power the compressor, condenser fan, and blower fan, which are responsible for circulating refrigerant, dissipating heat, and delivering conditioned air throughout the house. AC motors enable the regulation of temperature and humidity levels, ensuring comfort in residential spaces.
  • Garage Door Openers: AC motors are utilized in garage door openers to drive the mechanism responsible for opening and closing the garage door. These motors generate the necessary torque to lift or lower the door smoothly and efficiently.
  • Other Appliances: AC motors are also found in a variety of other household appliances. For instance, they power pumps in water heaters, swimming pool filters, and sump pumps. AC motors are used in dehumidifiers, humidifiers, and air purifiers to drive the fans and other internal components. They are also present in audiovisual equipment, such as DVD players, record players, and fans used for cooling electronics.

In summary, AC motors are essential components in household appliances, enabling their proper functioning and delivering the mechanical energy required for various tasks. From kitchen appliances to laundry machines, fans, air conditioning systems, and more, AC motors provide the necessary power and functionality to enhance our daily lives.

induction motor

How does the speed control mechanism work in AC motors?

The speed control mechanism in AC motors varies depending on the type of motor. Here, we will discuss the speed control methods used in two common types of AC motors: induction motors and synchronous motors.

Speed Control in Induction Motors:

Induction motors are typically designed to operate at a constant speed determined by the frequency of the AC power supply and the number of motor poles. However, there are several methods for controlling the speed of induction motors:

  1. Varying the Frequency: By varying the frequency of the AC power supply, the speed of an induction motor can be adjusted. This method is known as variable frequency drive (VFD) control. VFDs convert the incoming AC power supply into a variable frequency and voltage output, allowing precise control of motor speed. This method is commonly used in industrial applications where speed control is crucial, such as conveyors, pumps, and fans.
  2. Changing the Number of Stator Poles: The speed of an induction motor is inversely proportional to the number of stator poles. By changing the connections of the stator windings or using a motor with a different pole configuration, the speed can be adjusted. However, this method is less commonly used and is typically employed in specialized applications.
  3. Adding External Resistance: In some cases, external resistance can be added to the rotor circuit of an induction motor to control its speed. This method, known as rotor resistance control, involves inserting resistors in series with the rotor windings. By varying the resistance, the rotor current and torque can be adjusted, resulting in speed control. However, this method is less efficient and is mainly used in specific applications where precise control is not required.

Speed Control in Synchronous Motors:

Synchronous motors offer more precise speed control compared to induction motors due to their inherent synchronous operation. The following methods are commonly used for speed control in synchronous motors:

  1. Adjusting the AC Power Frequency: Similar to induction motors, changing the frequency of the AC power supply can control the speed of synchronous motors. By adjusting the power frequency, the synchronous speed of the motor can be altered. This method is often used in applications where precise speed control is required, such as industrial machinery and processes.
  2. Using a Variable Frequency Drive: Variable frequency drives (VFDs) can also be used to control the speed of synchronous motors. By converting the incoming AC power supply into a variable frequency and voltage output, VFDs can adjust the motor speed with high accuracy and efficiency.
  3. DC Field Control: In some synchronous motors, the rotor field is supplied by a direct current (DC) source, allowing for precise control over the motor’s speed. By adjusting the DC field current, the magnetic field strength and speed of the motor can be controlled. This method is commonly used in applications that require fine-tuned speed control, such as industrial processes and high-performance machinery.

These methods provide different ways to control the speed of AC motors, allowing for flexibility and adaptability in various applications. The choice of speed control mechanism depends on factors such as the motor type, desired speed range, accuracy requirements, efficiency considerations, and cost constraints.

China wholesaler Evaporator Fan Motor AC Motor Brushless Shaded Pole Gear Motor   vacuum pump oil near me		China wholesaler Evaporator Fan Motor AC Motor Brushless Shaded Pole Gear Motor   vacuum pump oil near me
editor by CX 2024-04-23