YE3 Premium Efficiency Three Phase Induction Motor

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YE3 Premium Efficiency Three Phase Induction Motor

YE3 High Efficiency Three Phase Induction Motor is designed for industrial equipment requiring stable operation and high energy efficiency. With reliable performance, standard installation dimensions and a wide power range, YE3 motors are suitable for various industrial applications, including pumps, fans, compressors, machine tools and conveyor systems.

  • Description
  • Specifications
  • Mounting Dimensions
  • Contact Us

Technical Parameters

Product Name YE3 High Efficiency Three Phase Induction Motor
Motor Type Three Phase Induction Motor
Efficiency Class IE3
Cooling Method Totally Enclosed Fan Cooled (TEFC)
Rotor Type Squirrel Cage Rotor
Standards GB/T 28575-2020 / IEC 60034-30
Power Range 0.75kW-315kW
Frame Size H80-H355
Rated Voltage 380V、400V、415V
Rated Frequency 50Hz、60Hz
Protection Class IP55
Insulation Class Class F

Applications
1. Water Pumps:Industrial circulation pumps,Water supply systems,Cooling system pumps,Wastewater treatment equipment
2. Air Compressor Applications:Factory compressed air systems,Industrial air supply equipment,Automated production line air systems
3. Fans and Ventilation Equipment:Industrial fans,Exhaust systems,Ventilation systems
4. Conveyor Systems:Factory conveyor lines,Automated production equipment,Logistics handling systems
5. Machine Tools:CNC machines,Metal processing equipment,General industrial machinery
6. Industrial Machinery:Packaging machines,Food processing equipment

Core Features
High Efficiency Energy Saving
YE3 High Efficiency Three Phase Induction Motor meets the IE3 efficiency class requirements according to GB/T 28575-2020 and IEC 60034-30. The high-efficiency design helps reduce energy consumption during long-term industrial operation while maintaining stable motor performance.

Reliable Industrial Performance
The YE3 series adopts a totally enclosed fan cooled (TEFC) structure and squirrel cage rotor design, with IP55 protection class and Class F insulation, providing reliable operation for industrial equipment requiring continuous and stable power output.

Standardized Installation Compatibility
YE3 motors are designed with standardized specifications, including H80-H355 frame sizes and a power range from 0.75kW to 315kW. The available rated voltage options of 380V, 400V and 415V, together with 50Hz and 60Hz frequency options, make them suitable for equipment integration, replacement and upgrades.

Wide Industrial Applications
With standardized design and a wide power range, YE3 motors are widely used in industrial equipment such as pumps, fans, compressors, machine tools, conveyor systems and other mechanical applications requiring reliable motor performance.

OEM/ODM Capability
1. Product Customization:Voltage adjustment、Power customization、Mounting modification、Wiring configuration adjustment
2. Appearance Customization:Product color、Nameplate information、Logo marking、Packaging design
3. Application-Based Customization
According to customer equipment requirements, we provide suitable motor solutions for: Pump applications、Fan applications、Industrial machinery、Custom equipment projects

Why Choose Us
1. Professional Motor Manufacturer
With years of experience in motor manufacturing, we specialize in the development and production of three phase induction motors and single phase induction motors.We provide reliable motor solutions for industrial equipment manufacturers, distributors, and engineering companies worldwide.
2. Wide Product Range & Customized Solutions
We offer a complete range of industrial motors from 0.06kW to 315kW, covering different power requirements and application scenarios.
Based on customer requirements, we provide customized solutions including:Motor specifications、Voltage and frequency options、Mounting configurations、Nameplate and logo customization、OEM production services
3. Reliable Manufacturing Capability
As a professional motor manufacturer, we focus on stable production processes and consistent product quality.
Our manufacturing capability supports:Batch production、Long-term supply cooperation、Consistent product performance、Flexible order requirements
We work with global customers to provide dependable motor supply solutions.

Frequently Asked Questions (FAQ)
Q1: What is a YE3 three phase induction motor?
YE3 is a high-efficiency three phase induction motor designed for industrial applications. It converts electrical energy into mechanical power for pumps, fans, compressors, and other machinery.

Q2: What efficiency level does the YE3 motor meet?
YE3 motors meet the IE3 high-efficiency requirements according to IEC 60034-30.

Q3: Can YE3 motors replace existing motors?
Yes. The installation dimensions and power ratings follow standard industrial motor requirements, making replacement and upgrading easier.

Q4: Do you provide OEM services?
Yes. We provide OEM customization services including logo, nameplate, packaging, and technical specifications based on customer requirements.

Q5: What industries use YE3 motors?
YE3 motors are widely used in pumps, compressors, fans, conveyors, machine tools, packaging equipment, and other industrial machinery.

Technical  data-YE3  series  motor-2Poles-50Hz

Model Rated Output Full Load Rated
Torque
(Tn)
Stall torque / Rated torque Maximum torque / Rated torque Stalled rotor current / Rated current Noise Weight
Speed Input Current(Amp) Efficiency Power
Factor
kW HP RPM 380V 400V 415V η% Cosφ N.m Tst/Tn Tmax/Tn Ist/In dB(A) Kg
YE3-80M1-2 0.75  2843  1.72  1.64  1.58  80.7  0.82  2.52  2.3  2.3  7.0  62  16 
YE3-80M2-2 1.1  1.5  2843  2.43  2.31  2.23  82.7  0.83  3.70  2.2  2.3  7.3  62  17.5 
YE3-90S-2 1.5  2856  3.22  3.06  2.95  84.2  0.84  5.02  2.2  2.3  7.6  67  23.5 
YE3-90L-2 2.2  2856  4.58  4.35  4.19  85.9  0.85  7.36  2.2  2.3  7.6  67  28.5 
YE3-100L-2 2883  6.02  5.71  5.51  87.1  0.87  9.94  2.2  2.3  7.8  74  38 
YE3-112M-2 5.5  2892  7.84  7.45  7.18  88.1  0.88  13.21  2.2  2.3  8.3  77  49 
YE3-132S1-2 5.5  7.5  2910  10.6  10.1  9.75  89.2  0.88  18.05  2.0  2.3  8.3  79  63 
YE3-132S2-2 7.5  10  2910  14.4  13.7  13.2  90.1  0.88  24.61  2.0  2.3  7.9  79  70 
YE3-160M1-2 11  15  2937  20.6  19.6  18.9  91.2  0.89  35.76  2.0  2.3  8.1  81  121 
YE3-160M2-2 15  20  2937  27.9  26.5  25.5  91.9  0.89  48.77  2.0  2.3  8.1  81  132 
YE3-160L-2 18.5  25  2937  34.2  32.5  31.3  92.4  0.89  60.15  2.0  2.3  8.2  81  152 
YE3-180M-2 22  30  2946  40.5  38.5  37.1  92.7  0.89  71.31  2.0  2.3  8.2  83  191 
YE3-200L1-2 30  40  2955  54.9  52.1  50.3  93.3  0.89  96.94  2.0  2.3  7.6  84  240 
YE3-200L2-2 37  50  2955  67.4  64  61.7  93.7  0.89  119.6  2.0  2.3  7.6  84  257 
YE3-225M-2 45  60  2964  80.8  76.8  74  94.0  0.90  145.0  2.0  2.3  7.7  86  310 
YE3-250M-2 55  75  2969  98.5  93.5  90.2  94.3  0.90  176.9  2.0  2.3  7.7  89  400 
YE3-280S-2 75  100  2973  133.7  127  122.4  94.7  0.90  240.9  1.8  2.3  7.1  91  525 
YE3-280M-2 90  120  2973  159.9  151.9  146.4  95.0  0.90  289.1  1.8  2.3  7.1  91  555 
YE3-315S-2 110  150  2978  195.1  185.3  178.6  95.2  0.90  352.8  1.8  2.3  7.1  92  990 
YE3-315M-2 132  180  2978  233.6  221.9  213.9  95.4  0.90  423.3  1.8  2.3  7.1  92  1180 
YE3-315L1-2 160  220  2978  279.4  265.5  255.9  95.6  0.91  513.1  1.8  2.3  7.2  92  1280 
YE3-315L2-2 200  270  2978  348.6  331.1  319.2  95.8  0.91  641.4  1.8  2.2  7.2  92  1250 
YE3-355M-2 250  340  2982  435.7  413.9  399  95.8  0.91  800.6  1.6  2.2  7.2  100  1910 
YE3-355L-2 315  430  2982  549  521.5  502.7  95.8  0.91  1008.7  1.6  2.2  7.2  100  2000 

Technical data-YE3 series motor-4Poles-50Hz

Model Rated Output Full Load Rated
Torque
(Tn)
Stall torque / Rated torque Maximum torque / Rated torque Stalled rotor current / Rated current Noise Weight
Speed Input Current(Amp) Efficiency Power
Factor
kW HP RPM 380V 400V 415V η% Cosφ N.m Tst/Tn Tmax/Tn Ist/In dB(A) Kg
YE3-80M2-4 0.75  1401  1.84  1.75  1.69  82.5  0.75  5.11  2.3  2.3  6.6  56  18.5 
YE3-90S-4 1.1  1.5  1410  2.61  2.48  2.39  84.1  0.76  7.45  2.3  2.3  6.8  59  24 
YE3-90L-4 1.5  1410  3.47  3.3  3.18  85.3  0.77  10.16  2.3  2.3  7.0  59  29.5 
YE3-100L1-4 2.2  1428  4.76  4.52  4.36  86.7  0.81  14.71  2.3  2.3  7.6  64  39.5 
YE3-100L2-4 1428  6.34  6.02  5.8  87.7  0.82  20.06  2.3  2.3  7.6  64  43.5 
YE3-112M-4 5.5  1446  8.37  7.95  7.66  88.6  0.82  26.41  2.2  2.3  7.8  65  52 
YE3-132S-4 5.5  7.5  1446  11.2  10.7  10.3  89.6  0.83  36.32  2.0  2.3  7.9  71  66 
YE3-132M-4 7.5  10  1446  15  14.3  13.7  90.4  0.84  49.53  2.0  2.3  7.5  71  78 
YE3-160M-4 11  15  1464  21.5  20.4  19.7  91.4  0.85  71.75  2.2  2.3  7.7  73  122 
YE3-160L-4 15  20  1464  28.8  27.3  26.3  92.1  0.86  97.84  2.2  2.3  7.8  73  139 
YE3-180M-4 18.5  25  1469  35.3  33.5  32.3  92.6  0.86  120.3  2.0  2.3  7.8  76  188 
YE3-180L-4 22  30  1469  41.8  39.7  38.3  93.0  0.86  143.1  2.0  2.3  7.8  76  193 

Technical data-YE3 series motor-4Poles-50Hz

Model Rated Output Full Load Rated
Torque
(Tn)
Stall torque / Rated torque Maximum torque / Rated torque Stalled rotor current / Rated current Noise Weight
Speed Input Current(Amp) Efficiency
Power
Factor
kW HP RPM 380V 400V 415V   n% Cosφ N.m Tst/Tn Tmax/Tn Ist/In dB(A) Kg
YE3-200L-4 30  40  1473  56.6  53.8  51.9  93.6  0.86  194.5  2.0  2.3  7.3  76  256 
YE3-225S-4 37  50  1478  69.6  66.1  63.7  93.9  0.86  239.1  2.0  2.3  7.4  78  308 
YE3-225M-4 45  60  1478  84.4  80.2  77.3  94.2  0.86  290.8  2.0  2.3  7.4  78  337 
YE3-250M-4 55  75  1478  102.7  97.6  94.1  94.6  0.86  355.5  2.2  2.3  7.4  79  410 
YE3-280S-4 75  100  1482  136.3  129.5  124.8  95.0  0.88  483.2  2.0  2.3  6.9  80  541 
YE3-280M-4 90  120  1482  163.2  155.1  149.5  95.2  0.88  579.9  2.0  2.3  6.9  80  630 
YE3-315S-4 110  150  1482  196.8  187  180.2  95.4  0.89  708.8  2.0  2.2  7.0  88  910 
YE3-315M-4 132  180  1482  235.7  223.9  215.8  95.6  0.89  850.5  2.0  2.2  7.0  88  1005 
YE3-315L1-4 160  220  1482  285.1  270.9  261.1  95.8  0.89  1030.9  2.0  2.2  7.1  88  1085 
YE3-315L2-4 200  270  1482  351.7  334.1  322  96.0  0.90  1288.7  2.0  2.2  7.1  88  1160 
YE3-355M-4 250  340  1491  439.6  417.7  402.6  96.0  0.90  1601.1  2.0  2.2  7.1  95  1830 
YE3-355L-4 315  430  1491  553.9  526.2  507.2  96.0  0.90  2017.4  2.0  2.2  7.1  95  1990 

Technical data-YE3 series motor-6Poles-50Hz

Model Rated Output Full Load Rated
Torque
(Tn)
Stall torque / Rated torque Maximum torque / Rated torque Stalled rotor current / Rated current Noise Weight
Speed Input Current(Amp) Efficiency Power
Factor
kW HP RPM 380V 400V   415V η% Cosφ N.m Tst/Tn Tmax/Tn Ist/In dB(A) Kg
YE3-90S-6 0.75  919  2.03  1.93    1.86  78.9  0.71  7.79  2.0  2.1  6.0  57  23 
YE3-90L-6 1.1  1.5  919  2.83  2.69    2.59  81.0  0.73  11.43  2.0  2.1  6.0  57  28.5 
YE3-100L-6 1.5  937  3.78  3.6    3.47  82.5  0.73  15.29  2.0  2.1  6.5  61  37.5 
YE3-112M-6 2.2  946  5.36  5.09    4.91  84.3  0.74  22.21  2.0  2.1  6.6  65  48 
YE3-132S-6 964  7.2  6.84    6.59  85.6  0.74  29.72  2.0  2.1  6.8  69  65 
YE3-132M1-6 5.5  964  9.46  8.99    8.66  86.8  0.74  39.62  2.0  2.1  6.8  69  73 
YE3-132M2-6 5.5  7.5  964  12.7  12    11.6  88.0  0.75  54.48  2.0  2.1  7.0  69  82 
YE3-160M-6 7.5  10  973  16.2  15.4    14.8  89.1  0.79  73.60  2.0  2.1  7.0  73  113 
YE3-160L-6 11  15  973  23.1  22    21.2  90.3  0.80  108.0  2.0  2.1  7.2  73  134 
YE3-180L-6 15  20  973  30.9  29.3    28.2  91.2  0.81  147.2  2.0  2.1  7.3  73  178 
YE3-200L1-6 18.5  25  978  37.8  36    34.7  91.7  0.81  180.7  2.0  2.1  7.3  73  226 
YE3-200L2-6 22  30  978  44.8  42.5  41  92.2  0.81  214.9  2.0  2.1  7.4  73  243 
YE3-225M-6 30  40  982  59.1  56.2    54.1  92.9  0.83  291.7  2.0  2.1  6.9  74  294 
YE3-250M-6 37  50  982  71.7  68.1    65.7  93.3  0.84  359.8  2.0  2.1  7.1  76  388 
YE3-280S-6 45  60  982  85.8  81.6    78.6  93.7  0.85  437.6  2.0  2.0  7.3  78  495 
YE3-280M-6 55  75  982  103.3  98.1    94.6  94.1  0.86  534.8  2.0  2.0  7.3  78  574 
YE3-315S-6 75  100  987  143.4  136.2    131.3  94.6  0.84  726.0  2.0  2.0  6.6  83  836 
YE3-315M-6 90  120  987  169.5  161    155.2  94.9  0.85  871.2  2.0  2.0  6.7  83  940 
YE3-315L1-6 110  150  987  206.8  196.4    189.3  95.1  0.85  1064.8  2.0  2.0  6.7  83  1068 
YE3-315L2-6 132  180  987  244.5  232.2    223.8  95.4  0.86  1277.7  2.0  2.0  6.8  83  1140 
YE3-355M1-6 160  220  991  295.7  280.9    270.7  95.6  0.86  1541.7  1.8  2.0  6.8  85  1742 
YE3-355M2-6 200  270  991  364.6  346.4    333.8  95.8  0.87  1927.1  1.8  2.0  6.8  85  1850 
YE3-355L-6 250  340  991  455.7  433    417.3  95.8  0.87  2408.9  1.8  2.0  6.8  85  1960 

Technical-YE3 serier motor- 8 poles-50Hz

Model Rated Output FullLoad Rated
Torque
(Tn)
Stall torque / Rated torque Maximum torque / Rated torque Stalled rotor current / Rated current Noise Weight
Speed Input Current (Amp) Eficiency Power
Factor
kW HP RPM 380V 400V 415V η% Cosφ N.m Tst/Tn Tmax/Tn Ist/In dB(A) Kg
YE3-80M1-8 0.18  0.25  650  0.88  0.84  0.8  51.0  0.61  2.64  1.8  1.9  3.3  52  15.5 
YE3-80M2-8 0.25  0.37  650  1.15  1.1  1.06  54.0  0.61  3.67  1.8  1.9  3.3  52  16.5 
YE3-90S-8 0.37  0.5  660  1.49  1.41  1.36  62.0  0.61  5.35  1.8  1.9  4.0  56   20 
YE3-90L-8 0.55  0.75  660  2.17  2.07  1.99  63.0  0.61  7.96  1.8  2.0  4.0  56   24 
YE3-100L1-8 0.75  690  2.4  2.28  2.19  71.0  0.67  10.40  1.8  2.0  4.0  59   30 
YE3-100L2-8 1.1  1.5  690  3.32  3.15  3.04  73.0  0.69  15.20  1.8  2.0  5.0  59   32 
YE3-112M-8 1.5  700  4.4  4.18  4.03  75.0  0.69  20.50  1.8  2.0  5.0  61   40 
YE3-132S-8 2.2  710  6.04  5.73  5.53  78.0  0.71  29.60  1.8  2.0  6.0  64   52 
YE3-132M-8 710  7.9  7.51  7.24  79.0  0.73  40.40  1.8  2.0  6.0  64   63 
YE3-160M1-8 5.5  720  10.3  9.76  9.41  81.0  0.73  53.10  1.9  2.0  6.0  68   90 
YE3-160M2-8 5.5  7.5  720  13.6  12.9  12.5  83.0  0.74  73.00  2.0  2.0  6.0  68   100 
YE3-160L-8 7.5  10  720  17.8  16.9  16.3  85.5  0.75  99.50  2.0  2.0  6.0  68   124 
YE3-180L-8 11  15  730  25.1  23.9  23  87.5  0.76  143.9  2.0  2.0  6.6  70   160 
YE3-200L-8 15  20  730  34.1  32.4  31.2  88.0  0.76  196.2  2.0  2.0  6.6  73   212 
YE3-225S-8 18.5  25  730  41.1  39.0  37.6  90.0  0.76  242.0  1.9  2.0  6.6  73   255 
YE3-225M-8 22  30  730  47.4  45.0  43.4  90.5  0.78  287.8  1.9  2.0  6.6  73   285 
YE3-250M-8 30  40  735  63.4  60.2  58.1  91.0  0.79  389.8  1.9  2.0  6.6  75  370 
YE3-280S-8 37  50  735  77.8  73.9  71.2  91.5  0.79  480.7  1.9  2.0  6.6  76   485 
YE3-280M-8 45  60  735  94.1  89.4  86.1  92.0  0.79  584.7  1.9  2.0  6.6  76  540 
YE3-315S-8 55  75  735  111.2  105.6  101.8  92.8  0.81  714.6  1.8  2.0  6.6  82  820 
YE3-315M-8 75  100  735  151.3  143.7  138.5  93.0  0.81  974.5  1.8  2.0  6.6  82  970 
YE3-315L1-8 90  120  740  177.8  168.9  162.8  93.8  0.82  1161.5  1.8  2.0  6.6  82  1050 
YE3-315L2-8 110  150  740  216.8  206  198.5  94.0  0.82  1419.6  1.8  2.0  6.4  82  1130 
YE3-355M1-8 132  180  740  261  248  239  93.7  0.82  1703.5  1.8  2.0  6.4  90  1720 
YE3-355M2-8 160  220  740  314.7  299  288.2  94.2  0.82  2064.9  1.8  2.0  6.4  90  1800 
YE3-355L-8 200  270  740  387.4  368.1  354.8  94.5  0.83  2581.1  1.8  2.0  6.4  90  1950 

For motors with power of 3kW and below,star(Y)connection is adopted;for those above 4kW,delta(△)connection is used.

The specific wiring connection is shown in the figure below:

YE3/YE4 Mounting Dimensions

frame
size
flange
size
poles Mounting dimensions Flange holes Outline dimensions
A A2 B C D E F G H K M N P R S T AB AC AD HD L
63M FF115 2.4  100I 50  80  40  11  23  8.5  63  115  95  140  10  135  130  70  180  240 
71M FF130 2.4.6 112  56  92  45  14  30  11  71  130  110  160  150  145  80  195  270 
80M FF165 2.4.6.8 125  62.5  100  50  19  40  15.5  80  10  165  130  200  12  3.5  165  175I 145  220  305 
90S 140  70  100  56  24  50  20  90  180  195  155  250  360 
90L 125  390 
100L FF215 160  80  140  63  28  60  24  100  12  215  180  250  14.5  205  215  180  270  435 
112M 190I 95  140  70  112  230  240  190  300  470 
132S FF265 216  108  140  89  38  80  10  33  132  265  230  300  270  275  210  345  510 
132M 178  560 
160M FF300 254  127  210  108  42  110  12  37  160  14.5  300  250  350  18.5  320  330  255  420  670 
160L 254  700 
180M 279  139.5  241  121  48  14  42.5  180  355  380  280  455  740 
180L 279  790 
200L FF350 318  159  305  133  55  16  49  200  18.5  350  300  400  395  420  305  505  790 
225S FF400 4.8  356  178  286  149[ 60  140  18  53  225  400  350  450  435  470  335  560  830 
225M 311  55  110  16  49  825 
4.6.8 60  140  18  53  855 
250M FF500 406  203  349  168  250  24  500  450  550  490  510  370  615  935 
4.6.8 65  58  935 
280S 457  228.5  368  190- 280  550  580|4 10  680  995 
4.6.8 75  20  67.5  995 
280M 419  65  18  58  1045 
4.6.8 75  20  67.5  1045 
315S FF600 508  254  406  216  65  18  58  315  28  600  550  660  24  635  645  490  800  1180 
4.6.8.10 80  170  22  71  1225 
315M 457  65  140  18  58  1290 
4.6.8.10 80  170  22  71  1335 
315L 508  65  140  18  58  1290 
4.6.8.10 80  170  22  71  1335 
355M FF740 610  305  560  254  75  140  20  67.5  355  740  680  800  730  710  555  910  1500 
4.6.8.10 95  170  25  86  1550 
355L 630  75  140  20  67.5  1500 
4.6.8.10 95  170  25  86  1550 
Driving the World, Forging the Future
About Liyuan

Taizhou Liyuan Motor Co., Ltd., based in Taizhou, Zhejiang – China's manufacturing heartland – is a certified technology-driven enterprise with additional facilities in Shanghai and Lu’an.

We specialize in nine motor series: IE3/IE4 high-efficiency motors, YE3/YE4 aluminum-housed motors, YEJ braking motors, YVF variable-frequency motors, YB explosion-proof motors, YD/YDT multi-speed motors, and YCT speed-regulating motors. Ranging from 0.55kW to 315kW, our products serve construction, mining, port machinery, pumps, fans, and reducers.

With sales offices across all major provincial capitals, we provide nationwide after-sales support. Guided by our philosophy — “The market knows no bounds, and integrity leads to success” — we are committed to innovation and long-term partnership with our customers.

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