China manufacturer Ie3-355L1-8-185kw Ie2 Ie3 High Efficiency 3 Phase Induction AC Electric Motor vacuum pump brakes

Product Description

IE3 series high-efficiency motors are high-efficiency motors with cold-rolled silicon steel as the magnetic conductive material. The YE2 motor is a fully enclosed self-fan cooled squirrel-cage high-efficiency three-phase asynchronous motor. The efficiency index of this series of motors reaches the level 3 energy efficiency rating in China GB186~8-2012 “Small and Medium-sized Three-Phase Asynchronous Motors Limited Value and Energy Efficiency Rating”. YE2 high-efficiency motor has high efficiency and various performance indicators have reached the international advanced level. The motor is used to drive long-running loads such as fans and pumps, which is energy efficient and saves energy.
The installation size and power level of IE3 high-efficiency three-phase asynchronous motor conforms to the International Electrotechnical Commission IEC72-1 standard. The center high H160 and above motor is equipped with non-stop injection oil discharge device, and space for installing the thermistor and moisture-proof heating belt is reserved. It is convenient for users to choose. The motor stator adopts Class F insulation, but the temperature rise is evaluated according to 80K, the motor temperature rise is low, and the service life is long; the rotor adopts the cast aluminum process, and the running reliability is high.

Frame number range: 80-355
Power range: 0.75kW-315kW
Frequency: 50/60Hz
Number of levels: 2/4/6/8
Energy efficiency rating: IE2
Working system: S1
Protection level: IP55/IP56
Insulation class: F
Cooling method: IC411
Ambient temperature: varies with the seasons, but does not exceed 40•C.
Altitude: no more than 1000M
Voltage: 220V, 380V, 660V, 220/380V, 380/660V
Working mode: continuous (S1), allowing full pressure starting.
Wiring method: rated power ≤ 3KW motor is Y wiring mode, rated power ≥ 4KW motor is △ wiring mode.
Note: If there are special requirements for frequency, voltage, etc., it can be submitted at the time of ordering!
Applications: pumps, reducers, compressors

1. Novel design
2. Excellent starting performance
3. High starting torque
4. Low noise
5. Little vibration
6. Safe operation
7. Easy maintenance

Main process flow of the motor
Motor stator: casing processing → punching press → iron core seating → coil making → weaving → dipping paint drying
Electronic rotor: blank shaft processing → iron core press installation → iron core cast aluminum → rotor string shaft → weave → dipping paint drying → dynamic balance
Motor assembly: stator rotor assembly → machine test → motor appearance coloring → packaging storage

There are many types of motor products manufactured and sold by our company. The main products are high- and low-voltage three-phase asynchronous motors. The motor structure types include squirrel-cage type and winding type. Among them, high-voltage synchronous motors mainly support air compressors and mine ball mill equipment. use. We adhere to the service tenet of “focus on products, service with heart” and provide high-quality motor products to customers.

1. Professional motor manufacturing service provider;
2. Sound product quality management and certification system;
3. Have a professional sales and technical service team;
4. The motor has perfect process and strong mechanical processing capability;
5. High standard product technical service system;
6, good faith and mutual benefit, good credit guarantee.
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Application: Industrial
Operating Speed: Constant Speed
Number of Stator: Three-Phase
Species: Ye3
Rotor Structure: Squirrel-Cage
Casing Protection: Closed Type


electric motor

How do manufacturers ensure the quality and reliability of electric motors?

Manufacturers employ several measures and quality control processes to ensure the quality and reliability of electric motors. These measures span from design and manufacturing stages to testing and inspections. Here’s a detailed explanation of how manufacturers ensure the quality and reliability of electric motors:

  1. Robust Design and Engineering: Manufacturers invest significant effort in designing electric motors with robust engineering principles. This involves careful selection of materials, precise calculations, and simulation techniques to ensure optimal performance and durability. Thorough design reviews and analysis are conducted to identify potential issues and optimize the motor’s design for reliability.
  2. Stringent Manufacturing Processes: Manufacturers adhere to stringent manufacturing processes to maintain consistent quality standards. This includes using advanced manufacturing technologies, automated assembly lines, and precision machining to ensure accurate and reliable motor production. Strict quality control measures are implemented at each stage of manufacturing, including material inspection, component testing, and assembly verification.
  3. Quality Control and Testing: Comprehensive quality control and testing procedures are implemented to assess the performance and reliability of electric motors. This includes electrical testing to verify motor characteristics such as voltage, current, power consumption, and efficiency. Mechanical testing is conducted to assess factors like torque, vibration, and noise levels. Additionally, endurance tests are performed to evaluate the motor’s performance over extended operating periods.
  4. Certifications and Compliance: Electric motor manufacturers often obtain certifications and comply with industry standards to ensure quality and reliability. These certifications, such as ISO 9001, IEC standards, and UL certifications, demonstrate that the manufacturer follows recognized quality management systems and meets specific requirements for product safety, performance, and reliability. Compliance with these standards provides assurance to customers regarding the motor’s quality.
  5. Reliability Testing: Manufacturers conduct extensive reliability testing to assess the motor’s performance under various conditions and stress factors. This may include accelerated life testing, temperature and humidity testing, thermal cycling, and load testing. Reliability testing helps identify potential weaknesses, evaluate the motor’s robustness, and ensure it can withstand real-world operating conditions without compromising performance or reliability.
  6. Continuous Improvement and Feedback: Manufacturers emphasize continuous improvement by gathering feedback from customers, field testing, and warranty analysis. By monitoring the performance of motors in real-world applications, manufacturers can identify any issues or failure patterns and make necessary design or process improvements. Customer feedback also plays a crucial role in driving improvements and addressing specific requirements.
  7. Quality Assurance and Documentation: Manufacturers maintain comprehensive documentation throughout the production process to ensure traceability and quality assurance. This includes recording and tracking raw materials, components, manufacturing parameters, inspections, and testing results. Proper documentation allows manufacturers to identify any deviations, track the motor’s history, and enable effective quality control and post-production analysis.
  8. Supplier Evaluation and Control: Manufacturers carefully evaluate and select reliable suppliers for motor components and materials. Supplier quality control processes are established to ensure that the sourced components meet the required specifications and quality standards. Regular supplier audits, inspections, and quality assessments are conducted to maintain a consistent supply chain and ensure the overall quality and reliability of the motors.

By implementing these measures, manufacturers ensure the quality and reliability of electric motors. Through robust design, stringent manufacturing processes, comprehensive testing, compliance with standards, continuous improvement, and effective quality control, manufacturers strive to deliver electric motors that meet or exceed customer expectations for performance, durability, and reliability.

electric motor

How do electric motors handle variations in voltage and frequency?

Electric motors are designed to handle variations in voltage and frequency to ensure proper operation and performance. The ability of electric motors to adapt to different voltage and frequency conditions depends on their design characteristics and the presence of additional control devices. Here’s a detailed explanation of how electric motors handle variations in voltage and frequency:

  1. Voltage Variations: Electric motors can handle certain variations in voltage without significant issues. The motor’s design factors in a voltage tolerance range to accommodate fluctuations in the power supply. However, excessive voltage variations beyond the motor’s tolerance can affect its performance and lead to problems such as overheating, increased energy consumption, and premature failure. To mitigate the impact of voltage variations, electric motors may incorporate the following features:
    • Voltage Regulation: Some electric motors, especially those used in industrial applications, may include voltage regulation mechanisms. These mechanisms help stabilize the motor’s voltage, compensating for slight voltage fluctuations and maintaining a relatively steady supply.
    • Voltage Protection Devices: Motor control circuits often incorporate protective devices such as voltage surge suppressors and voltage regulators. These devices help prevent voltage spikes and transient voltage variations from reaching the motor, safeguarding it against potential damage.
    • Voltage Monitoring: In certain applications, voltage monitoring systems may be employed to continuously monitor the motor’s supply voltage. If voltage variations exceed acceptable limits, the monitoring system can trigger alarms or take corrective actions, such as shutting down the motor to prevent damage.
  2. Frequency Variations: Electric motors are designed to operate at a specific frequency, typically 50 or 60 Hz, depending on the region. However, variations in the power system frequency can occur due to factors such as grid conditions or the use of frequency converters. Electric motors handle frequency variations in the following ways:
    • Constant Speed Motors: Most standard electric motors are designed for operation at a fixed speed corresponding to the rated frequency. When the frequency deviates from the rated value, the motor’s rotational speed changes proportionally. This can affect the motor’s performance, especially in applications where precise speed control is required.
    • Variable Frequency Drives (VFDs): Variable frequency drives are electronic devices that control the speed of an electric motor by varying the supplied frequency and voltage. VFDs allow electric motors to operate at different speeds and handle frequency variations effectively. By adjusting the frequency and voltage output, VFDs enable precise control of motor speed and torque, making them ideal for applications where speed control and energy efficiency are critical.
    • Inverter Duty Motors: Inverter duty motors are specifically designed to handle the frequency variations encountered when operated with VFDs. These motors feature improved insulation systems and robust designs to withstand the harmonic distortions and voltage spikes associated with VFD operation.
  3. Motor Protection: Electric motors may incorporate protective features to safeguard against adverse effects caused by voltage and frequency variations. These protection mechanisms include:
    • Thermal Protection: Motors often include built-in thermal protection devices such as thermal switches or sensors. These devices monitor the motor’s temperature and can automatically shut it down if it exceeds safe limits due to voltage or frequency variations that lead to excessive heating.
    • Overload Protection: Overload protection devices, such as overload relays, are employed to detect excessive currents drawn by the motor. If voltage or frequency variations cause the motor to draw abnormal currents, the overload protection device can interrupt the power supply to prevent damage.
    • Voltage/Frequency Monitoring: Advanced motor control systems may incorporate voltage and frequency monitoring capabilities. These systems continuously measure and analyze the motor’s supply voltage and frequency, providing real-time feedback on any deviations. If voltage or frequency variations exceed predetermined thresholds, the monitoring system can activate protective actions or trigger alarms for further investigation.

In summary, electric motors handle variations in voltage and frequency through design considerations, additional control devices, and protective mechanisms. Voltage variations are managed through voltage regulation, protective devices, and monitoring systems. Frequency variations can be accommodated by using variable frequency drives (VFDs) or employing inverter duty motors. Motor protection features, such as thermal protection and overload relays, help safeguard the motor against adverse effects caused by voltage and frequency variations. These measures ensure the reliable and efficient operation of electric motors under different voltage and frequency conditions.

electric motor

What industries and applications commonly use electric motors?

Electric motors are widely utilized in various industries and applications due to their versatility, efficiency, and controllability. Here’s a detailed overview of the industries and applications where electric motors are commonly employed:

  1. Industrial Manufacturing: Electric motors are extensively used in industrial manufacturing processes. They power machinery and equipment such as conveyor systems, pumps, compressors, fans, mixers, robots, and assembly line equipment. Electric motors provide efficient and precise control over motion, making them essential for mass production and automation.
  2. Transportation: Electric motors play a crucial role in the transportation sector. They are used in electric vehicles (EVs) and hybrid electric vehicles (HEVs) to drive the wheels, providing propulsion. Electric motors offer benefits such as high torque at low speeds, regenerative braking, and improved energy efficiency. They are also employed in trains, trams, ships, and aircraft for various propulsion and auxiliary systems.
  3. HVAC Systems: Heating, ventilation, and air conditioning (HVAC) systems utilize electric motors for air circulation, fans, blowers, and pumps. Electric motors help in maintaining comfortable indoor environments and ensure efficient cooling, heating, and ventilation in residential, commercial, and industrial buildings.
  4. Appliances and Household Devices: Electric motors are found in numerous household appliances and devices. They power refrigerators, washing machines, dryers, dishwashers, vacuum cleaners, blenders, food processors, air conditioners, ceiling fans, and many other appliances. Electric motors enable the necessary mechanical actions for these devices to function effectively.
  5. Renewable Energy: Electric motors are integral components of renewable energy systems. They are used in wind turbines to convert wind energy into electrical energy. Electric motors are also employed in solar tracking systems to orient solar panels towards the sun for optimal energy capture. Additionally, electric motors are utilized in hydroelectric power plants for controlling water flow and generating electricity.
  6. Medical Equipment: Electric motors are crucial in various medical devices and equipment. They power surgical tools, pumps for drug delivery and fluid management, diagnostic equipment, dental drills, patient lifts, wheelchair propulsion, and many other medical devices. Electric motors provide the necessary precision, control, and reliability required in healthcare settings.
  7. Robotics and Automation: Electric motors are extensively used in robotics and automation applications. They drive the joints and actuators of robots, enabling precise and controlled movement. Electric motors are also employed in automated systems for material handling, assembly, packaging, and quality control in industries such as automotive manufacturing, electronics, and logistics.
  8. Aerospace and Defense: Electric motors have significant applications in the aerospace and defense sectors. They are used in aircraft for propulsion, control surfaces, landing gear, and auxiliary systems. Electric motors are also employed in military equipment, drones, satellites, guided missiles, and underwater vehicles.

These are just a few examples of the industries and applications where electric motors are commonly used. Electric motors provide a reliable, efficient, and controllable means of converting electrical energy into mechanical energy, making them essential components in numerous technologies and systems across various sectors.

China manufacturer Ie3-355L1-8-185kw Ie2 Ie3 High Efficiency 3 Phase Induction AC Electric Motor   vacuum pump brakesChina manufacturer Ie3-355L1-8-185kw Ie2 Ie3 High Efficiency 3 Phase Induction AC Electric Motor   vacuum pump brakes
editor by CX 2024-05-16