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High-Efficiency Three-Phase Asynchronous Motors - China Suppliers and Factory 【YE3/YE4/YE5 Series】

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The YE3/YE4/YE5 series high-efficiency three-phase asynchronous motors are designed to operate at 380V and 50Hz with an IP55 protection rating and IC411 cooling mode, utilizing self-cooling fans. This ultra-high efficiency motor series boasts an attractive design, superior energy efficiency, low noise levels, and high protection standards, making it extremely versatile for various applications. Common uses include fans, water pumps, machine tools, compressors, and other general equipment. Moreover, these motors are well-suited for harsh environments found in industries such as steel, chemical, petroleum, and mining.

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Manufactured in China, our motors meet the 'minimum energy efficiency limits and energy efficiency levels of small and medium-sized three-phase asynchronous motors' as per established efficiency standards. Additionally, the installation dimensions comply with IEC60034 standards. With a commitment to quality, our factory is capable of customizing designs to meet the specific requirements of our customers. Choose us as your trusted suppliers for high-performance three-phase asynchronous motors.

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    📦 Product Overview

    We can also customize products with various voltages, 380v, 400v, 415v, 440v, 660v and various frequencies of 50HZ, 60HZ, and various installation methods.

    The YE3 / YE4 / YE5 series ultra-high efficiency three-phase asynchronous motors comply with the standard "YE3 / YE4 / YE5 Series (IP55) Three-Phase Asynchronous Motors Technical Conditions (Frame Size 80 - 355)". The efficiency indicators meet the standard "Energy Efficiency Limits and Energy Efficiency Grades for Small and Medium-sized Three-Phase Asynchronous Motors".

    This series of motors are highly efficient, energy-saving and environmentally friendly. They feature low operating costs, low vibration, low noise, and high reliability. They are suitable for driving various mechanical equipment without special requirements.

    The Y series motors feature excellent protection levels and superior insulation performance, making them ideal for a variety of general machinery, including fans, pumps, machine tools, compressors, and conveyor systems. This versatility also gives them potential applications in hazardous environments such as the petroleum and chemical industries, as well as demanding settings like steel mills and mines, where reliability and durability are crucial.

    • ⚡High Efficiency & Energy Saving: Meets international energy efficiency grades for reduced operating costs.
    • 🔇Low Vibration & Low Noise: Designed for smooth, quiet operation across all applications.
    • 🛡️High Reliability (IP55): Superior protection level suitable for harsh industrial environments.
    • 🔧Versatile Applications: Fans, pumps, machine tools, compressors, conveyor systems, petroleum, chemical, steel mills, and mines.
    • 🌐Custom Voltage & Frequency: Available in 380V, 400V, 415V, 440V, 660V — 50Hz / 60Hz.
    🌍 Working Environment
    ⛰️
    Altitude
    Below 1,000 Meters
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    Operating Temperature
    -15°C to 40°C
    🔩 Maintenance
    • 1 The motor should be installed in a dry, ventilated place free of corrosive gases, and ensure good heat dissipation.
    • 2 Ensure the voltage is stable before wiring the motor.
    • 3 The motor wiring should be correct, securely connected, and have good contact to avoid poor contact or short circuits. (For a 3KW motor, the wiring method is 'Y'; for motors above 3KW, the wiring method is '△').
    • 4 During motor operation, regularly check the motor's running condition, such as temperature, sound, and vibration. If any abnormalities are found, stop the motor for inspection immediately.
    🖼️ Detail Pictures
    YE3 YE4 YE5 (1)
    YE3 YE4 YE5 (2)
    YE3 YE4 YE5 (3)
    ❓ Frequently Asked Questions
    Q What voltage options are available for YE3 / YE4 / YE5 series motors?
    The YE3 / YE4 / YE5 series motors can be customized to support multiple voltages including 380V, 400V, 415V, 440V, and 660V, with frequency options of 50Hz and 60Hz to meet various regional and application requirements.
    Q What efficiency standards do these motors comply with?
    These motors comply with the "YE3 / YE4 / YE5 Series (IP55) Three-Phase Asynchronous Motors Technical Conditions (Frame Size 80–355)" and meet the "Energy Efficiency Limits and Energy Efficiency Grades for Small and Medium-sized Three-Phase Asynchronous Motors" standards.
    Q What are the recommended working environment conditions for these motors?
    These motors should be used at altitudes below 1,000 meters and in ambient temperatures ranging from -15°C to 40°C. They should be installed in dry, well-ventilated locations free from corrosive gases to ensure optimal performance and longevity.
    Q What is the correct wiring method for different power ratings?
    For motors rated at 3KW, the wiring method should be 'Y' (Star connection). For motors above 3KW, the wiring method should be '△' (Delta connection). Always ensure wiring is secure and connections have good contact to prevent short circuits.
    Q What types of machinery are these motors suitable for?
    The YE3 / YE4 / YE5 series motors are suitable for driving a wide range of general machinery including fans, pumps, machine tools, compressors, and conveyor systems. They are also applicable in demanding environments such as petroleum and chemical industries, steel mills, and mines.
    Q How should I maintain the motor during regular operation?
    During operation, regularly monitor the motor's temperature, sound, and vibration levels. If any abnormalities are detected — such as unusual noise, excessive heat, or irregular vibration — stop the motor immediately and perform a thorough inspection before resuming use.

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