China Hot selling 37kw 2pole Three Phase High Efficient Electric Motor (200L2-2-37KW) vacuum pump for ac

Product Description

Product Description
HMI-IE2 (2HMI)Cast Iron Series Premium efficiency Three Phase Asynchronous Motor is the basic series of general-purpose motor with low voltage upgraded of Y series motor.The HMI Series Motors are enhanced performance motors built in light weight, all cast iron frames. 2HMI Series Motors with beautiful appearance and reliable operation meet to the needs of general-purpose at domestic and overseas within the range of frame size 80 to 355. 2HMI Cast Iron Series Premium efficiency Motors are designed of high efficiency, energy saving, high quality performance, small vibration, low noise, long life, high reliability, easy maintenance and large start torque, etc. The mounting dimension and power totally conform to IEC standard.

Technical Data

Frame Size 200                          
Housing Material Cast Iron
Output Power 37KW
Pole 2
Terminal Box  Top Mounted
Protection Class IP44,IP54,IP55
Insuation Class B;F;H
Installation Method                            B5,B5,B14,B35multi and Pad Mounting
Cooling Method IC411
Efficiect Standard IE2
Duty  S1

 

Type (kW) η(%) Cosφ r/min Rated current(A) Ts/Tn   Is/In Weight
(C.I)
380 400 415
2HMI-IE2 801-2 0.75 77.4 0.83 2875 1.8 1.7 1.6 2.5 3 5.3 18
2HMI-IE2 802-2 1.1 79.6 0.84 2888 2.5 2.4 2.3 3.2 3.8 7 19
2HMI-IE2 90S-2 1.5 81.3 0.84 2887 3.3 3.2 3.1 2.7 3.5 7.1 25
2HMI-IE2 90L-2 2.2 83.2 0.85 2889 4.7 4.5 4.3 2.4 3 6.9 28
2HMI-IE2 100L-2 3 84.6 0.87 2890 6.2 5.9 5.7 3.2 4 8 34
2HMI-IE2 112M-2 4 85.8 0.88 2901 8.0 7.6 7.4 2.5 3 7.5 45
2HMI-IE2 132S1-2 5.5 87 0.88 2915 10.9 10.4 10.0 2.7 3.5 7.5 67
2HMI-IE2 132S2-2 7.5 88.1 0.88 2915 14.7 14.0 13.5 2.4 3.3 7.5 73
2HMI-IE2 160M1-2 11 89.4 0.89 2930 21.0 20.0 19.2 2.2 2.9 7.6 123
2HMI-IE2 160M2-2 15 90.3 0.89 2940 28.4 26.9 26.0 2.3 3 7.6 127
2HMI-IE2 160L-2 18.5 90.9 0.90 2940 34.4 32.6 31.5 2.3 3.1 7.4 158
2HMI-IE2 180M-2 22 91.3 0.90 2945 40.7 38.6 37.2 2.8 3 8.2 190
2HMI-IE2 200L1-2 30 92 0.90 2950 55.1 52.3 50.4 2.6 3 7.8 256
2HMI-IE2 200L2-2 37 92.5 0.90 2955 67.5 64.2 61.8 2.6 3 7.7 265
2HMI-IE2 225M-2 45 92.9 0.90 2975 81.8 77.7 74.9 2.4 2.6 7.5 332
2HMI-IE2 250M-2 55 93.2 0.90 2975 99.6 94.6 91.2 2.3 2.8 7.1 423
2HMI-IE2 280S-2 75 93.8 0.90 2985 135.0 128.2 123.6 2.5 2.8 7.4 592
2HMI-IE2 280M-2 90 94.1 0.91 2972 159.7 151.7 146.2 2.8 2.8 7.6 690
2HMI-IE2 315S-2 110 94.3 0.91 2982 194.8 185.0 178.3 2.4 2.9 6.9 1110
2HMI-IE2 315M-2 132 94.6 0.91 2982 233.0 221.3 213.3 2.6 2.9 7.1 1222
2HMI-IE2 315L1-2 160 94.8 0.92 2979 278.7 264.8 255.2 2.5 2.8 7.1 1230
2HMI-IE2 315L2-2 200 95 0.92 2979 347.7 330.3 318.4 2.5 2.8 6.9 1270
2HMI-IE2 355M-2 250 95.0 0.92 2979 434.6 412.9 398.0 2.5 2.8 7 1800
2HMI-IE2 355L-2 315 95.0 0.92 2979 547.6 520.2 501.4 2.5 2.9 6.9 1900
2HMI-IE2 802-4 0.75 79.6 0.76 1428 1.9 1.8 1.7 2.4 2.9 5 18
2HMI-IE2 90S-4 1.1 81.4 0.77 1431 2.7 2.5 2.4 3 3.5 6 25
2HMI-IE2 90L-4 1.5 82.8 0.79 1438 3.5 3.3 3.2 3.2 3.8 6.8 31
2HMI-IE2 100L1-4 2.2 84.3 0.81 1441 4.9 4.7 4.5 3 3.5 7 37
2HMI-IE2 100L2-4 3 85.5 0.82 1429 6.5 6.2 6.0 2.6 3.3 7 40
2HMI-IE2 112M-4 4 86.6 0.82 1444 8.6 8.1 7.8 3.5 4 7.5 46
2HMI-IE2 132S-4 5.5 87.7 0.83 1456 11.5 10.9 10.5 2.2 2.8 6.4 73
2HMI-IE2 132M-4 7.5 88.7 0.84 1455 15.3 14.5 14.0 2.4 3 7 88
2HMI-IE2 160M-4 11 89.8 0.84 1470 22.2 21.0 20.3 2.5 2.9 6.9 134
2HMI-IE2 160L-4 15 90.6 0.85 1470 29.6 28.1 27.1 2.5 3 7.5 153
2HMI-IE2 180M-4 18.5 91.2 0.86 1475 35.8 34.0 32.8 2.6 3.1 7.8 194
2HMI-IE2 180L-4 22 91.6 0.86 1475 42.4 40.3 38.9 2.6 3.1 7.5 198
2HMI-IE2 200L-4 30 92.3 0.86 1480 57.4 54.6 52.6 2.4 2.9 7.1 293
2HMI-IE2 225S-4 37 92.7 0.87 1485 69.7 66.2 63.8 2.5 2.7 7.5 298
2HMI-IE2 225M-4 45 93.1 0.87 1485 84.4 80.2 77.3 2.5 2.8 7.6 335
2HMI-IE2 250M-4 55 93.5 0.87 1480 102.7 97.6 94.1 2.6 2.7 7.3 462
2HMI-IE2 280S-4 75 94 0.87 1485 139.3 132.4 127.6 2.7 2.7 7.6 582
2HMI-IE2 280M-4 90 94.2 0.87 1489 166.9 158.5 152.8 2.7 2.7 7.5 717
2HMI-IE2 315S-4 110 94.5 0.88 1492 201.0 190.9 184.0 2.7 2.9 7.1 1128
2HMI-IE2 315M-4 132 94.7 0.88 1486 240.7 228.6 220.4 2.7 2.9 7.3 1201
2HMI-IE2 315L1-4 160 94.9 0.89 1486 287.8 273.4 263.6 3 3 7.4 1210
2HMI-IE2 315L2-4 200 95.1 0.89 1487 359.0 341.1 328.7 3 3 7.6 1368
2HMI-IE2 355M-4 250 95.1 0.90 1485 443.8 421.6 406.4 2.8 2.9 7.5 1740
2HMI-IE2 355L-4 315 95.1 0.90 1490 559.2 531.2 512.0 2.6 2.8 7.4 1800
2HMI-IE2 Series Tech Data
Type (kW) η(%) Cosφ r/min Rated current(A) Ts/Tn   Is/In Weight
(C.I)
380 400 415
2HMI-IE2 90S-6 0.75 75.9 0.72 944 3.4 2.0 1.9 2.2 2.4 4.5 24
2HMI-IE2 90L-6 1.1 78.1 0.73 928 4.7 2.8 2.7 2.4 2.6 4.5 29
2HMI-IE2 100L-6 1.5 79.8 0.75 939 6.2 3.6 3.5 1.8 2.2 4.2 33
2HMI-IE2 112M-6 2.2 81.8 0.76 936 8.7 5.1 4.9 2.3 2.8 4.5 45
2HMI-IE2 132S-6 3 83.3 0.76 960 11.7 6.8 6.6 1.8 2.4 4.5 63
2HMI-IE2 132M1-6 4 84.6 0.76 957 15.3 9.0 8.7 2.3 2.7 5 75
2HMI-IE2 132M2-6 5.5 86 0.77 962 20.5 12.0 11.6 1.9 2.8 5.5 86
2HMI-IE2 160M-6 7.5 87.2 0.77 975 27.5 16.1 15.5 2 3 6.5 128
2HMI-IE2 160L-6 11 88.7 0.78 975 39.3 22.9 22.1 2.4 3.3 7.5 159
2HMI-IE2 180L-6 15 89.7 0.81 975 51.1 29.8 28.7 2 2.7 6.4 209
2HMI-IE2 200L1-6 18.5 90.4 0.81 985 62.7 36.5 35.1 2.3 3 7 222
2HMI-IE2 200L2-6 22 90.9 0.83 980 72.3 42.1 40.6 2.3 2.8 7 267
2HMI-IE2 225M-6 30 91.7 0.84 985 96.9 56.2 54.2 2.2 2.7 6.5 282
2HMI-IE2 250M-6 37 92.2 0.86 985 116.1 67.4 64.9 2.5 2.7 6.9 443
2HMI-IE2 280S-6 45 92.7 0.86 990 140.5 81.5 78.5 2.2 2.4 7 566
2HMI-IE2 280M-6 55 93.1 0.86 994 171.2 99.2 95.6 2.4 2.5 7.1 631
2HMI-IE2 315S-6 75 93.7 0.86 992 232.4 134.3 129.5 2.8 3 7.3 1140
2HMI-IE2 315M-6 90 94 0.86 991 278.0 160.7 154.9 2.7 2.9 7.1 1207
2HMI-IE2 315L1-6 110 94.3 0.86 991 338.0 195.8 188.7 2.9 2.9 7.4 1234
2HMI-IE2 315L2-6 132 94.6 0.87 990 400.9 231.5 223.1 3 3.1 7.6 1320
2HMI-IE2 355M1-6 160 94.8 0.88 990 480.4 276.8 266.8 3.1 3.1 7.6 1550
2HMI-IE2 355M3-6 200 95 0.88 991 600.5 345.3 332.8 3 3 7.8 1700
2HMI-IE2 355L2-6 250 95.0 0.88 992 750.7 431.6 416.0 3.1 3 7.7 1900

Connection:
     
    Power under 3KW selects Star connection;Power up 3KW selects CHINAMFG connection

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 Info.

Evan Zhou

 

 

hongma

 

Application: Universal
Operating Speed: Constant Speed
Number of Stator: Three-Phase
Species: Y, Y2 Series Three-Phase
Rotor Structure: Squirrel-Cage
Casing Protection: Closed Type
Customization:
Available

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electric motor

What maintenance practices are essential for prolonging the lifespan of an electric motor?

Maintaining electric motors is crucial for prolonging their lifespan and ensuring optimal performance. Proper maintenance practices help prevent failures, minimize downtime, and maximize the efficiency and reliability of electric motors. Here’s a detailed explanation of essential maintenance practices for prolonging the lifespan of an electric motor:

  1. Regular Inspections: Conduct regular visual inspections of the motor to identify any signs of wear, damage, or loose connections. Inspect the motor’s external components, such as the housing, bearings, cooling fans, and cables. Look for any unusual noise, vibration, or overheating during operation, as these can indicate potential issues that require attention.
  2. Lubrication: Proper lubrication is vital for the smooth operation and longevity of electric motors. Follow the manufacturer’s guidelines for lubrication intervals and use the recommended lubricants. Apply lubrication to bearings, shafts, and other moving parts as specified. Over-lubrication or using incompatible lubricants can cause overheating and premature wear, so it’s essential to follow the recommended practices.
  3. Cleaning: Keep the motor clean and free from dirt, dust, and debris that can accumulate over time. Regularly clean the motor’s exterior using a soft brush or compressed air. Ensure that cooling vents and fans are clear of any obstructions to maintain proper airflow and prevent overheating. Cleanliness helps prevent insulation damage and improves heat dissipation.
  4. Alignment and Balance: Misalignment or imbalance in the motor’s shaft and coupling can lead to excessive vibrations and premature wear. Regularly check and correct any misalignment or imbalance issues using precision alignment tools. Proper alignment and balance reduce stress on bearings and extend their lifespan, contributing to the overall longevity of the motor.
  5. Temperature Monitoring: Monitor the motor’s temperature during operation using temperature sensors or thermal imaging techniques. Excessive heat can damage insulation, bearings, and other components. If the motor consistently operates at high temperatures, investigate the cause and take corrective actions, such as improving ventilation, reducing loads, or addressing any cooling system issues.
  6. Electrical Connections: Inspect and tighten electrical connections regularly to ensure secure and reliable connections. Loose or corroded connections can lead to voltage drops, increased resistance, and overheating. Check terminal blocks, wiring, and motor leads for any signs of damage or degradation. Properly torquing electrical connections and addressing any issues promptly helps maintain electrical integrity.
  7. Vibration Analysis: Perform regular vibration analysis to detect any abnormal vibration patterns that could indicate underlying issues. Vibration analysis tools and techniques can help identify unbalanced rotors, misalignment, bearing wear, or other mechanical problems. Addressing vibration issues early can prevent further damage and improve motor performance and longevity.
  8. Periodic Testing and Maintenance: Conduct periodic testing and maintenance based on the manufacturer’s recommendations and industry best practices. This may include insulation resistance testing, winding resistance testing, bearing lubrication checks, and other diagnostic tests. Such tests help identify potential problems before they escalate and allow for timely maintenance and repairs.
  9. Training and Documentation: Ensure that maintenance personnel are properly trained in electric motor maintenance practices. Provide training on inspection techniques, lubrication procedures, alignment methods, and other essential maintenance tasks. Maintain comprehensive documentation of maintenance activities, including inspection reports, maintenance schedules, and repair records.

By implementing these maintenance practices, motor owners can significantly prolong the lifespan of electric motors. Regular inspections, proper lubrication, cleaning, alignment, temperature monitoring, electrical connection maintenance, vibration analysis, periodic testing, and training contribute to the motor’s reliability, efficiency, and overall longevity.

electric motor

What safety precautions should be followed when working with electric motors?

Working with electric motors requires adherence to specific safety precautions to ensure the well-being of individuals and prevent accidents. Electric motors involve electrical hazards that can cause electric shock, burns, or other injuries if proper safety measures are not followed. Here’s a detailed explanation of the safety precautions that should be followed when working with electric motors:

  1. Qualified Personnel: It is important to assign work on electric motors to qualified personnel who have the necessary knowledge, training, and experience in electrical systems and motor operation. Qualified electricians or technicians should handle installation, maintenance, and repairs involving electric motors.
  2. De-Energization and Lockout/Tagout: Before performing any work on electric motors, they should be de-energized, and appropriate lockout/tagout procedures should be followed. This involves isolating the motor from the power source, ensuring that it cannot be energized accidentally. Lockout/tagout procedures help prevent unexpected startup and protect workers from electrical hazards.
  3. Personal Protective Equipment (PPE): When working with electric motors, appropriate personal protective equipment should be worn. This may include insulated gloves, safety glasses, protective clothing, and footwear with electrical insulation. PPE helps protect against potential electrical shocks, burns, and other physical hazards.
  4. Inspection and Maintenance: Regular inspection and maintenance of electric motors are essential to identify potential issues or defects that could compromise safety. This includes checking for loose connections, damaged insulation, worn-out components, or overheating. Any defects or abnormalities should be addressed promptly by qualified personnel.
  5. Proper Grounding: Electric motors should be properly grounded to prevent electrical shock hazards. Grounding ensures that any fault currents are redirected safely to the ground, reducing the risk of electric shock to individuals working on or around the motor.
  6. Avoiding Wet Conditions: Electric motors should not be operated or worked on in wet or damp conditions unless they are specifically designed for such environments. Water or moisture increases the risk of electrical shock. If working in wet conditions is necessary, appropriate safety measures and equipment, such as waterproof PPE, should be used.
  7. Safe Electrical Connections: When connecting or disconnecting electric motors, proper electrical connections should be made. This includes ensuring that power is completely switched off, using appropriate tools and techniques for making connections, and tightening electrical terminals securely. Loose or faulty connections can lead to electrical hazards, overheating, or equipment failure.
  8. Awareness of Capacitors: Some electric motors contain capacitors that store electrical energy even when the motor is de-energized. These capacitors can discharge unexpectedly and cause electric shock. Therefore, it is important to discharge capacitors safely before working on the motor and to be cautious of potential residual energy even after de-energization.
  9. Training and Knowledge: Individuals working with electric motors should receive proper training and have a good understanding of electrical safety practices and procedures. They should be knowledgeable about the potential hazards associated with electric motors and know how to respond to emergencies, such as electrical shocks or fires.
  10. Adherence to Regulations and Standards: Safety precautions should align with relevant regulations, codes, and standards specific to electrical work and motor operation. These may include local electrical codes, occupational safety guidelines, and industry-specific standards. Compliance with these regulations helps ensure a safe working environment.

It is crucial to prioritize safety when working with electric motors. Following these safety precautions, along with any additional guidelines provided by equipment manufacturers or local regulations, helps minimize the risk of electrical accidents, injuries, and property damage. Regular training, awareness, and a safety-focused mindset contribute to a safer working environment when dealing with electric motors.

electric motor

How do electric motors handle variations in load, speed, and torque?

Electric motors are designed to handle variations in load, speed, and torque through various control mechanisms and techniques. Here’s a detailed explanation of how electric motors handle these variations:

  1. Load Variations: Electric motors can handle variations in load by adjusting the amount of torque they produce. When the load on the motor increases, such as when additional resistance or weight is applied, the motor responds by increasing the torque output. This is achieved through the control of the motor’s input current or voltage. For example, in DC motors, increasing the current supplied to the motor can compensate for the increased load, ensuring that the motor can continue to operate at the desired speed.
  2. Speed Variations: Electric motors can handle variations in speed by adjusting the frequency of the power supply or by varying the voltage applied to the motor. In AC motors, the speed is determined by the frequency of the alternating current, so changing the frequency can alter the motor’s speed. In DC motors, the speed can be controlled by adjusting the voltage applied to the motor. This can be achieved using electronic speed controllers (ESCs) or by employing pulse width modulation (PWM) techniques to control the average voltage supplied to the motor.
  3. Torque Variations: Electric motors can handle variations in torque by adjusting the current flowing through the motor windings. The torque produced by a motor is directly proportional to the current flowing through the motor. By increasing or decreasing the current, the motor can adjust its torque output to match the requirements of the load. This can be accomplished through various control methods, such as using motor drives or controllers that regulate the current supplied to the motor based on the desired torque.
  4. Control Systems: Electric motors often incorporate control systems to handle variations in load, speed, and torque more precisely. These control systems can include feedback mechanisms, such as encoders or sensors, which provide information about the motor’s actual speed or position. The feedback signals are compared to the desired speed or position, and the control system adjusts the motor’s input parameters accordingly to maintain the desired performance. This closed-loop control allows electric motors to respond dynamically to changes in load, speed, and torque.

In summary, electric motors handle variations in load, speed, and torque through various control mechanisms. By adjusting the current, voltage, or frequency of the power supply, electric motors can accommodate changes in load and speed requirements. Additionally, control systems with feedback mechanisms enable precise regulation of motor performance, allowing the motor to respond dynamically to variations in load, speed, and torque. These control techniques ensure that electric motors can operate effectively across a range of operating conditions and adapt to the changing demands of the application.

China Hot selling 37kw 2pole Three Phase High Efficient Electric Motor (200L2-2-37KW)   vacuum pump for ac	China Hot selling 37kw 2pole Three Phase High Efficient Electric Motor (200L2-2-37KW)   vacuum pump for ac
editor by CX 2023-11-27