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Product Description

Product Description

Three-Phase Motor is an electric motor driven by a three-phase AC power source.
They are widely used as power sources for industrial equipment and machinery. Also called three-phase induction motors (induction motors), they are generally powered by a three-phase AC power supply of 200 V, 110V, 380V and so on.
Three-Phase Motors consist of a stator, rotor, output shaft, flange bracket, and ball bearings.

YS (MS), YE3, Y4 Motor Series

YS (MS), YE3, YE4 series three-phase asynchronous motors with Aluminum housing adopted the newest design and high quality material.lt is conformity with the IEC 34-1 standards. The efficiency of the motors can meet EFF2 and EFF1 if requested. That good features: perfect performance low noises light vibration, reliable running, good appearance, small volume and light weight.

Operating conditions:

Ambient temperature: -15ºC<0<40ºC Duty:  S1 (continuous)
Altitude: not exceed1000m Insulation class:  B/F/H
Rated voltage: 380V, 220V-760Vis available Protection class: lP54/IP55
Rated frequency: 50HZ/60HZ Cooling method:  IC0141

Production Flow:

Product Overall & Installation Dimensions:

YS/MS Series:

Frame size lnstallation Dimensions B3 (mm ) lnstallation Dimensions B5 (mm ) lnstallation Dimension B14 (mm ) Mounting Dimensions  (mm )
A B C D E F G H K M N P S T M N P S T AB AC AD HD L
56 90 71 36 9 20 3 7.2 56 5.8 100 80 120 7 3 65 50 80 M5 2.5 110 120 100 155 195
63 100 80 40 11 23 4 8.5 63 7 115 95 140 10 3 75 60 90 M5 2.5 125 130 100 165 215
71 112 90 45 14 30 5 11 71 7 130 110 160 10 3.5 85 70 105 M6 2.5 140 150 110 185 246
80 125 100 50 19 40 6 15.5 80 10 165 130 200 12 3.5 100 80 120 M6 3 160 170 135 215 285
90S 140 100 56 24 50 8 20 90 10 165 130 200 12 3.5 115 95 140 M8 3 178 185 137 226 335
90L 140 125 56 24 50 8 20 90 10 165 130 200 12 3.5 115 95 140 M8 3 178 185 137 226 335
100L 160 140 63 28 60 8 24 100 12 215 180 250 15 4 130 110 160 M8 3.5 206 206 150 250 376
112M 190 140 70 28 60 8 24 112 12 215 180 250 15 4 130 110 160 M8 3.5 222 228 170 285 400
132S 216 140 89 38 80 10 33 132 12 265 230 300 15 4 165 130 200 M10 4 257 267 190 325 460
132M 216 178 89 38 80 10 33 132 12 265 230 300 15 4 165 130 200 M10 4 257 267 190 325 500
160M 254 210 108 42 110 12 37 160 15 300 250 350 15 5 215 180 250 M12 4 320 330 255 420 615
160L 254 254 108 42 110 12 37 160 15 300 250 350 15 5 215 180 250 M12 4 320 330 255 420 675
180M 279 241 121 48 110 14 42.5 180 15 300 250 350 19 5 265 230 300 M15 4 355 380 280 455 700
180L 279 279 121 48 110 14 42.5 180 15 300 250 350 19 5 265 230 300 M15 4 355 380 280 455 740

YE3, YE4 Series:
 

Frame size lnstallation Dimensions B3 (mm ) lnstallation Dimensions B5 (mm ) lnstallation Dimension B14 (mm ) Mounting Dimensions  (mm )
A B C D E F G H K M N P S T M N P S T AB AC AD HD L
56 90 71 36 9 20 3 7.2 56 5.8 100 80 120 7 3 65 50 80 M5 2.5 110 120 100 155 195
63 100 80 40 11 23 4 8.5 63 7 115 95 140 10 3 75 60 90 M5 2.5 125 130 100 165 215
71 112 90 45 14 30 5 11 71 7 130 110 160 10 3.5 85 70 105 M6 2.5 140 150 110 185 246
80 125 100 50 19 40 6 15.5 80 10 165 130 200 12 3.5 100 80 120 M6 3 160 170 145 215 305
90S 140 100 56 24 50 8 20 90 10 165 130 200 12 3.5 115 95 140 M8 3 178 185 165 226 360
90L 140 125 56 24 50 8 20 90 10 165 130 200 12 3.5 115 95 140 M8 3 178 185 165 226 385
100L 160 140 63 28 60 8 24 100 12 215 180 250 15 4 130 110 160 M8 3.5 270 206 175 250 445
112M 190 140 70 28 60 8 24 112 12 215 180 250 15 4 130 110 160 M8 3.5 270 228 190 285 455
132S 216 140 89 38 80 10 33 132 12 265 230 300 15 4 165 130 200 M10 4 270 267 220 325 475
132M 216 178 89 38 80 10 33 132 12 265 230 300 15 4 165 130 200 M10 4 270 267 220 325 570
160M 254 210 108 42 110 12 37 160 15 300 250 350 15 5 215 180 250 M12 4 320 330 260 420 655
160L 254 254 108 42 110 12 37 160 15 300 250 350 15 5 215 180 250 M12 4 320 330 260 420 685
180M 279 241 121 48 110 14 42.5 180 15 300 250 350 19 5 265 230 300 M15 4 360 380 305 455 705
180L 279 279 121 48 110 14 42.5 180 15 300 250 350 19 5 265 230 300 M15 4 360 380 305 455 745

 

Product Parameters

YS/MS Series:

TYPE RATED OUTPUT RATED
SPEED
EFFICIENCY POWER
FOCTOR
RATED
CURRENT
RATED TORQUE LOCKED ROTOR TORQUE MAXIMUM TOROUE LOCKED ROTOR TORQUE
RATED TORQUE RATED TORQUE RATED CURRENT
  KW HP rpm η%(IE2) cosφ A Nm Ts/Tn Tmax/Tn IS/In
YS-5612 0.09  1/8 2680 62.0 0.68 0.32 0.307 2.3 2.3 6.0
YS-5622 0.12  1/6 2660 67.0 0.71 0.38 0.410 2.3 2.3 6.0
YS-6312 0.18  1/4 2710 69.0 0.75 0.53 0.614 2.3 2.3 6.0
YS-6322 0.25  1/3 2730 72.0 0.78 0.68 0.853 2.3 2.3 6.0
YS-7112 0.37  1/2 2760 73.5 0.80 0.96 1.260 2.3 2.3 6.0
YS-7122 0.55  3/4 2770 75.5 0.82 1.35 1.880 2.3 2.3 6.0
YS-8012 0.75 1.0 2770 76.5 0.85 1.75 2.560 2.2 2.3 6.0
YS-8571 1.10 1.5 2800 77.0 0.85 2.55 3.750 2.2 2.3 7.0
YS-90S-2 1.50 2.0 2840 78.5 0.85 3.42 5.040 2.2 2.3 7.0
YS-90L-2 2.20 3.0 2840 81.0 0.86 4.80 7.400 2.2 2.3 7.0
YS-100L-2 3.00 4.0 2890 84.6 0.87 6.17 9.910 2.2 2.3 7.8
YS-5614 0.06 1/12 1320 56.0 0.58 0.28 0.410 2.4 2.4 6.0
YS-5624 0.09  1/8 1320 58.0 0.61 0.39 0.614 2.4 2.4 6.0
YS-6314 0.12  1/6 1350 60.0 0.63 0.48 0.819 2.4 2.4 6.0
YS-6324 0.18  1/4 1350 64.0 0.66 0.65 1.230 2.4 2.4 6.0
YS-7114 0.25  1/3 1350 67.0 0.68 0.83 1.710 2.4 2.4 6.0
YS-7124 0.37  1/2 1350 69.5 0.72 1.12 2.520 2.4 2.4 6.0
YS-8014 0.55  3/4 1380 73.5 0.73 1.56 3.750 2.4 2.4 6.0
YS-8571 0.75 1.0 1390 75.5 0.75 2.01 5.120 2.3 2.4 6.5
YS-90S-4 1.10 1.5 1400 78.0 0.78 2.75 7.400 2.3 2.4 6.5
YS-90L-4 1.50 2.0 1400 79.0 0.79 3.65 10.100 2.3 2.4 6.5
YS-100L1-4 2.20 3.0 1440 84.3 0.81 4.90 14.600 2.3 2.3 7.6
YS-100L2-4 3.00 4.0 1440 85.5 0.82 6.50 19.900 2.3 2.3 7.6
YS-7116 0.18 1/4 910 59.0 0.61 0.76 1.890 2.0 2.0 5.5
YS-7126 0.25 1/3 910 63.0 0.62 0.97 2.260 2.0 2.0 5.5
YS-8016 0.37 1/2 910 68.0 0.62 1.33 3.880 2.0 2.0 5.5
YS-8026 0.55 3/4 910 71.0 0.64 1.84 5.770 2.0 2.0 5.5
YS-90S-6 0.75 1.0 920 73.0 0.68 2.30 7.790 2.0 2.1 5.5
YS-90L-6 1.10 1.5 920 74.0 0.70 3.23 11.400 2.0 2.1 6.0
YS-100L-6 1.50 2.0 940 79.0 0.75 3.38 15.200 2.0 2.1 6.5
YS-711-8 0.09 0.12 600 40.0 0.57 0.60 1.950 1.8 1.9 2.8
YS-712-8 0.12 0.18 600 45.0 0.57 0.71 2.160 1.8 1.9 2.8
YS-801-8 0.18 0.25 645 51.0 0.61 0.88 2.490 1.8 2.0 3.3
YS-802-8 0.25 0.37 645 54.0 0.61 1.15 3.640 1.8 2.0 3.3
YS-90S-8 0.37 0.50 670 62.0 0.61 1.49 5.120 1.8 2.0 4.0
YS-90L-8 0.55 0.75 670 63.0 0.61 2.17 7.610 1.8 2.1 4.0

YE3 Series:

TYPE RATED OUTPUT RATED
SPEED
EFFICIENCY POWER
FOCTOR
RATED
CURRENT
RATED TORQUE LOCKED ROTOR TORQUE MAXIMUM TOROUE LOCKED ROTOR TORQUE
RATED TORQUE RATED TORQUE RATED CURRENT
  KW HP rpm η%(IE3) cosφ A Nm Ts/Tn Tmax/Tn IS/In
YE3-801-2 0.75 1.0 2880 80.7 0.82 1.72 2.49 2.3 2.3 7.0
YE3-802-2 1.10 1.5 2880 82.7 0.83 2.43 3.65 2.2 2.3 7.3
YE3-90S-2 1.50 2.0 2895 84.2 0.84 3.22 4.95 2.2 2.3 7.6
YE3-90L-2 2.20 3.0 2895 85.9 0.85 4.58 7.26 2.2 2.3 7.6
YE3-100L-2 3.00 4.0 2895 87.1 0.87 6.02 9.90 2.2 2.3 7.8
YE3-160L-2 18.50 25.0 2940 92.4 0.89 34.20 60.10 2.0 2.3 8.2
YE3-802-4 0.75 1.0 1420 82.5 0.75 1.84 5.04 2.3 2.3 6.6
YE3-90s-4 1.10 1.5 1445 84.1 0.76 2.61 7.27 2.3 2.3 6.8
YE3-90L-4 1.50 2.0 1445 85.3 0.77 3.47 9.91 2.3 2.3 7.0
YE3-100L1-4 2.20 3.0 1435 86.7 0.81 4.76 14.60 2.3 2.3 7.6
YE3-100L2-4 3.00 4.0 1435 87.7 0.82 6.34 20.00 2.3 2.3 7.6
YE3-112M-4 4.00 5.5 1440 88.6 0.82 8.37 26.50 2.2 2.3 7.8
YE3-132S-4 5.50 7.5 1460 89.6 0.83 11.20 36.00 2.0 2.3 7.9
YE3-132M-4 7.50 10.0 1460 90.4 0.84 15.00 49.10 2.0 2.3 7.5
YE3-160M-4 11.00 15.0 1465 91.4 0.85 21.50 71.70 2.2 2.3 7.7
YE3-160L-4 15.00 20.0 1465 92.1 0.86 28.80 97.80 2.2 2.3 7.8
YE3-180M-4 18.50 25.0 1470 92.6 0.86 35.30 120.20 2.0 2.3 7.8
YE3-180L-4 22.00 30.0 1470 93 0.86 41.80 142.90 2.0 2.3 7.8
YE3-90S-6 0.75 1.0 935 78.9 0.71 2.03 7.66 2.0 2.1 6.0
YE3-90L-6 1.10 1.5 945 81 0.73 2.83 11.10 2.0 2.1 6.0
YE3-100L-6 1.50 2.0 949 82.5 0.73 3.78 15.10 2.0 2.1 6.5
YE3-112M-6 2.20 3.0 955 84.3 0.74 5.36 22.00 2.0 2.1 6.6
YE3-132S-6 3.00 4.0 968 85.6 0.74 7.20 29.60 2.0 2.1 6.8
YE3-132M1-6 4.00 5.5 968 86.8 0.74 9.46 39.50 2.0 2.1 6.8
YE3-132M2-6 5.50 7.5 968 88 0.75 12.70 54.30 2.0 2.1 7.0
YE3-160M-6 7.50 10.0 970 89.1 0.79 16.20 73.80 2.0 2.1 7.0
YE3-160L-6 11.00 15.0 970 90.3 0.8 23.10 108.30 2.0 2.1 6.2
YE3-180L-6 18.50 20.0 975 91.2 0.81 30.90 146.90 2.0 2.1 7.3

YE4 Series:

  OUTPUT RATED CURRENT ROTATE SPEED EFFICIENCY POWER FOCTOR RATED TORQUE LOCKED ROTOR TORQUE LOCKED ROTOR CURRENT MAXIMUM TORQUE NOISE
TYPE RATED TORQUE RATED CURRENT RATED TORQUE
  kW A r/min Eff.%(IE4) P.F N.m Tst Ist Tmax dB(A)
  TN IN TN
SYNCHRO-SPEED 3000r/min
YE4-80M1-2 0.75 1.6 2895 83.5 0.83 2.47 2.2 8.5 2.3 62
YE4-80M2-2 1.1 2.4 2895 85.2 0.83 3.63 2.2 8.5 2.3 62
YE4-90S-2 1.5 3.1 2880 86.5 0.85 4.97 2.2 9.0 2.3 67
YE4-90L-2 2.2 4.4 2880 88.0 0.86 7.30 2.2 9.0 2.3 67
YE4-100L-2 3 5.9 2905 89.1 0.87 9.86 2.2 9.5 2.3 74
YE4-112M-2 4 7.7 2920 90.0 0.88 13.10 2.2 9.5 2.3 77
YE4-132S1-2 5.5 10.4 2945 90.0 0.88 17.80 2.0 9.5 2.3 79
YE4-132S2-2 7.5 14 2940 91.7 0.89 24.40 2.0 9.5 2.3 79
YE4-160M1-2 11 20.3 2965 92.6 0.89 35.40 2.0 9.5 2.3 81
YE4-160M2-2 15 27.5 2965 93.3 0.89 48.30 2.0 9.5 2.3 81
YE4-160L-2 18.5 33.7 2965 93.7 0.89 59.60 2.0 9.5 2.3 81
SYNCHRO-SPEED1500r/min
YE4-80M1-4 0.55 1.4 1440 83.9 0.74 3.65 2.4 6.6 2.3 56
YE4-80M2-4 0.75 1.8 1440 85.7 0.74 4.97 2.3 8.5 2.3 56
YE4-90S-4 1.1 2.6 1445 87.2 0.75 7.27 2.3 8.5 2.3 59
YE4-90L-4 1.5 3.4 1445 88.2 0.76 9.91 2.3 9.0 2.3 59
YE4-100L1-4 2.2 4.7 1450 89.5 0.79 14.50 2.3 9.0 2.3 64
YE4-100L2-4 3 6.3 1450 90.4 0.8 19.80 2.3 9.5 2.3 64
YE4-112M-4 4 8.3 1460 91.1 0.8 26.20 2.3 9.5 2.3 65
YE4-132S-4 5.5 11.4 1475 91.1 0.8 35.60 2.0 9.5 2.3 71
YE4-132M-4 7.5 15.2 1470 92.6 0.81 48.70 2.0 9.5 2.3 71
YE4-160M-4 11 21.6 1470 93.3 0.83 71.50 2.0 9.5 2.3 73
YE4-160L-4 15 28.9 1470 93.9 0.84 97.40 2.0 9.5 2.3 73
SYNCHRO-SPEED1000r/min
YE4-80M1-6 0.37 1.1 940 78.0 0.68 3.76 1.9 6.0 2.1 54
YE4-80M2-6 0.55 1.5 940 80.9 0.68 5.59 1.9 6.0 2.1 54
YE4-90S-6 0.75 2 950 82.7 0.7 7.54 2.1 7.5 2.1 57
YE4-90L-6 1.1 2.8 950 84.5 0.7 11.10 2.1 7.5 2.1 57
YE4-100L-6 1.5 3.7 960 85.9 0.71 14.90 2.1 7.5 2.1 61
YE4-112M-6 2.2 5.4 975 87.4 0.71 21.50 2.1 7.5 2.1 65
YE4-132S-6 3 7.2 985 88.6 0.71 29.10 2.0 7.5 2.1 69
YE4-132M1-6 4 9.4 985 89.5 0.72 38.80 2.0 8.0 2.1 69
YE4-132M2-6 5.5 12.8 980 90.5 0.72 53.60 2.0 8.0 2.1 69
YE4-160M-6 7.5 16.4 980 91.3 0.76 73.10 2.0 8.0 2.1 73
YE4-160L-6 11 23.5 980 92.3 0.77 107.00 2.0 8.5 2.1 73

 

Certifications

Packaging & Shipping

Company Profile

TLWERK, established by the R&D, production and sales team with more than 10 years of technical experience, is a professional trade company. We focus on the R&D, technology and sales services of induction motors and motor power source systems, especially for the customized development of products according to the specific application requirements of customers. The products are produced and tested by our professional motor manufacturers and related motor system manufacturers in the partnership. The developed three-phase asynchronous motor series are: YS/MS, YL/ML, YE3, YE4, YEJ, YVP and permanent magnet motors. Our products have got a good domestic market and a good fame in more than 30 provinces and cities in China, and now gradually expand the international market.
We have our own experienced R&D team, modern production lines and high-precision testing equipment. The manufacturer strictly implements the ISO9001-2015 quality management system, and all products have been inspected, and have obtained national CCC certification and international CE certification, as well as other relevant international certifications. Our motor products are widely used in different fields such as reducers, hydraulic equipment, lifting equipment, fans, wind power, home appliances, food, clothing, papermaking, packaging, ceramics, printing, chemical industry, animal husbandry machinery, woodworking machinery, agriculture and water conservancy.
We adhere to the business philosophy of “Life, based on quality; Trust, based on honesty; Win-win cooperation”, and insists on giving back to all customers with high-quality products and comprehensive services!

FAQ

1.How about your MOQ and lead time?
Both MOQ and lead time depends on specific products. Generally speaking, it cost 10-30 days.

2.Can I get sample?
Yes. We offer sample motor.

3.Is customized service available?
OEM & ODM both are available. Please inform us with output power, speed rpm, output torque, using voltage and application range.

4. What is your payment term?
30% T/T in advance, 70% balance before shipment
30% T/T in advance, 70% balance 30 days after BL date by ocean, 15 days after AWB date by air, after a long-term stable cooperation.

5. What about warranty?
One year, during the guarantee period, we will supply freely of the easy damaged parts for the possible problems except for the incorrect operation. After expiration, we supply cost spare parts for alternator maintenance.

6.Why us?
* Professional factory for Electric Motor in China
*Safety / Energy Consumption / Superior Life
* Full of export experiences.
* 100% tested before delivery
* A complete set of motor solutions can be provided.
* Perfect performance, low noise, slight vibration, reliable running, good appearance, small volume, light weight and easy maintenance.
* CE/ISO Approved
 

Before Sale After Sale
1 Sample Confirmation 1 Comprehensive service with separate after-sale team
Providing information consulting and technical guidance. 2 Satisfied solution while any problem identified.
3 Packaging can be customized. 3 Exclusive and unique solution provided by professional engineers.
4 Reply to your enquiry in 24 working hours. 4 New craft, new technology and other related advisory services.

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Application: Universal
Speed: Constant Speed
Number of Stator: Single-Phase and Three-Phase
Function: Driving, Control, Driving, Control
Casing Protection: Customized
Number of Poles: 2-12
Samples:
US$ 48/Piece
1 Piece(Min.Order)

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Customization:
Available

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3 phase motor

What are the key components of a typical 3-phase motor?

A typical 3-phase motor consists of several key components that work together to convert electrical energy into mechanical energy. Here’s a detailed explanation of the key components of a typical 3-phase motor:

  • Stator: The stator is the stationary part of the motor and contains the core, windings, and other structural components. It consists of a laminated iron core with slots where the motor windings are placed. The stator windings are connected to the power supply and create a rotating magnetic field when energized.
  • Rotor: The rotor is the rotating part of the motor and is located inside the stator. It consists of a laminated iron core with conductive bars or coils embedded in it. The rotor is designed to rotate within the magnetic field generated by the stator windings. The interaction between the stator’s rotating magnetic field and the rotor’s conductive elements induces currents in the rotor, creating a torque that drives the rotation of the motor.
  • Windings: The windings are conductive coils of wire that are wound around the stator slots. In a 3-phase motor, there are typically three sets of windings, each spaced 120 degrees apart. These windings are designed to carry the three-phase alternating current (AC) from the power supply. The arrangement and connection of the windings create a rotating magnetic field in the motor, which interacts with the rotor to produce torque and rotation.
  • Power Supply Connections: The motor has terminals or leads for connecting it to the three-phase power supply. The power supply connections are typically labeled as L1, L2, and L3, corresponding to the three phases of the power supply. These connections provide the alternating current required to energize the stator windings and create the rotating magnetic field.
  • Bearings: Bearings are used to support the rotor and allow it to rotate smoothly within the stator. The motor typically has two bearings, one at each end of the rotor shaft. These bearings reduce friction and enable the efficient transfer of rotational motion from the rotor to the motor’s load.
  • Shaft: The shaft is a cylindrical component that extends from the rotor and serves as the mechanical link between the motor and the load. The shaft transfers the rotational motion generated by the motor to the connected equipment or machinery.
  • Housing or Frame: The motor is enclosed in a housing or frame that provides protection and support for the internal components. The housing is typically made of a durable material such as metal or plastic and is designed to withstand the operating conditions of the motor.
  • Cooling System: Many 3-phase motors incorporate a cooling system to dissipate heat generated during operation. This may include cooling fins on the motor housing, fan blades attached to the rotor shaft, or a separate cooling fan. Efficient cooling is essential to maintain optimal motor performance and prevent overheating.

These are the key components of a typical 3-phase motor. Each component plays a crucial role in the motor’s operation, from generating the rotating magnetic field to transferring mechanical energy to the load. Understanding these components is essential for troubleshooting, maintenance, and proper operation of 3-phase motors.

3 phase motor

Can you provide examples of machinery or equipment that use 3-phase motors?

Various types of machinery and equipment rely on 3-phase motors for their operation. Here are some examples of applications where 3-phase motors are commonly used:

  • Industrial Machinery: 3-phase motors are extensively used in industrial machinery, including pumps, compressors, fans, blowers, conveyors, mixers, agitators, and centrifuges. These motors provide the necessary power and torque to drive heavy-duty equipment commonly found in manufacturing plants, refineries, mining operations, and other industrial settings.
  • Electric Generators: Many electric generators, both stationary and portable, are driven by 3-phase motors. These generators produce electrical power by converting mechanical energy into electrical energy. They are widely used in construction sites, emergency backup systems, remote locations, and other applications where a reliable power supply is required.
  • Air Conditioning and HVAC Systems: 3-phase motors are employed in air conditioning and HVAC (heating, ventilation, and air conditioning) systems. They power the compressors, fans, and pumps that circulate and condition the air in commercial buildings, offices, hospitals, shopping malls, and other large-scale facilities.
  • Machine Tools: Machine tools, such as lathes, milling machines, grinders, and drilling machines, often utilize 3-phase motors for precision machining operations. These motors provide the required power and control to drive the cutting tools and move the workpieces accurately.
  • Water and Wastewater Treatment Systems: 3-phase motors play a crucial role in water and wastewater treatment systems. They power pumps, aerators, mixers, and other equipment involved in the treatment and distribution of clean water, as well as the processing and disposal of wastewater in municipal and industrial treatment plants.
  • Refrigeration Systems: 3-phase motors are commonly used in commercial refrigeration systems, such as walk-in coolers, refrigerated display cases, and industrial refrigeration units. These motors drive the compressors that circulate the refrigerant and maintain the desired temperature for food storage, preservation, and cooling applications.
  • Elevators and Escalators: Many elevators and escalators rely on 3-phase motors for their vertical transportation functions. These motors power the lifting mechanisms, allowing for smooth and efficient movement of people and goods within buildings, airports, train stations, and other vertical transportation systems.
  • Industrial and Commercial Fans: Large industrial and commercial fans, such as those used for ventilation, cooling, or air circulation in warehouses, factories, gymnasiums, and other large spaces, often employ 3-phase motors. These motors provide the necessary power to drive the fan blades and move substantial volumes of air.
  • Printing Presses: Printing presses, used in the printing and publishing industry, utilize 3-phase motors to power various components, such as the paper feed systems, printing cylinders, ink pumps, and drying units. These motors enable high-speed and precise operation in commercial printing applications.
  • Crushers and Grinders: Crushers, grinders, and shredders in industries such as mining, construction, and recycling employ 3-phase motors to drive their crushing and grinding mechanisms. These motors provide the necessary power and torque to break down and process various materials efficiently.

These are just a few examples of machinery and equipment that rely on 3-phase motors for their operation. 3-phase motors are widely used in numerous industrial, commercial, and residential applications due to their efficiency, reliability, and ability to deliver high power output.

3 phase motor

How do 3-phase motors handle variations in voltage and frequency?

3-phase motors are designed to handle variations in voltage and frequency within certain limits. Here’s a detailed explanation of how they handle these variations:

  • Voltage Variations:
    • 3-phase motors are typically designed to operate within a specific voltage range. As long as the applied voltage remains within this range, the motor can function properly.
    • When the voltage supplied to a 3-phase motor varies, the motor’s performance may be affected. If the voltage drops significantly below the rated voltage, the motor may experience reduced torque and power output. Conversely, if the voltage exceeds the rated value, the motor may draw excessive current, leading to overheating and potential damage.
    • To handle voltage variations, 3-phase motors often incorporate protective devices such as thermal overload relays or motor protection circuits. These devices can detect abnormal operating conditions caused by voltage fluctuations and take appropriate actions, such as shutting down the motor or reducing its load.
  • Frequency Variations:
    • The speed of a 3-phase motor is directly proportional to the frequency of the power supply. When the frequency deviates from the rated value, the motor’s speed and performance can be affected.
    • If the frequency increases, the motor’s speed will also increase, resulting in higher torque and power output. Conversely, a decrease in frequency will lead to a decrease in speed, resulting in reduced torque and power output.
    • 3-phase motors can handle frequency variations up to a certain extent. However, if the frequency deviates too far from the rated value, the motor’s performance may become unstable or it may fail to start altogether.
    • For precise control over motor speed, variable frequency drives (VFDs) can be used. VFDs can adjust the frequency of the power supply to the motor, allowing for precise speed control and compensation for frequency variations.
  • Voltage and Frequency Tolerance:
    • International standards specify the acceptable voltage and frequency tolerances for 3-phase motors. These standards ensure that motors can operate reliably and safely within specified voltage and frequency ranges.
    • Motor manufacturers often provide voltage and frequency tolerance specifications for their products. These specifications indicate the allowable range of voltage and frequency variations that the motor can handle without compromising its performance or safety.
    • When selecting a 3-phase motor, it is important to consider the voltage and frequency requirements of the specific application and ensure that the motor’s voltage and frequency ratings align with the available power supply.

Overall, 3-phase motors are designed to handle variations in voltage and frequency within specified limits. They incorporate protective devices and can be paired with control devices such as VFDs to compensate for voltage and frequency fluctuations, ensuring optimal performance and protection against potential damage.

China Good quality 1/2/3/4/5/7.5/10/15/20/25/30/40/50/60/75/100/150/200HP Electric Single/Three/3 Phase Asynchronous AC Induction Motor for Car/Fan/Motorcycle/Vehicle/Automotive   supplier China Good quality 1/2/3/4/5/7.5/10/15/20/25/30/40/50/60/75/100/150/200HP Electric Single/Three/3 Phase Asynchronous AC Induction Motor for Car/Fan/Motorcycle/Vehicle/Automotive   supplier
editor by CX 2024-04-16

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