YE4 PREMIUM EFFICIENCY THREE-PHASE ASYNCHRONOUS MOTOR

The YE4 Premium Efficiency Three-Phase Asynchronous Motor by Weigao represents the pinnacle of energy-saving motor technology. As an advanced iteration in the premium efficiency series, it surpasses international energy efficiency standards, delivering exceptional performance while minimizing power consumption.

Engineered with cutting-edge electromagnetic design and high-grade materials, the YE4 motor ensures ultra-smooth operation, significantly reduced noise levels, and minimal vibration. Its robust construction guarantees durability and reliability, even under harsh industrial conditions.

This motor is ideally suited for a wide range of applications, including high-demand machinery such as pumps, compressors, and conveyor systems, where energy efficiency and consistent performance are critical. The YE4's superior efficiency translates to lower operating costs and a reduced environmental impact, aligning with global sustainability initiatives.

Weigao's dedication to innovation and quality is evident in the YE4 motor, making it a top choice for industries seeking state-of-the-art, energy-efficient power solutions.
Category :

YE4 Premium Efficiency Three-Phase Asynchronous Motor for Weigao Reducers

As a core power unit tailored for Weigao reducers, the YE4 series premium efficiency three-phase asynchronous motor integrates industry-leading energy-saving technology and precision matching design. Honored with the First Prize of Science and Technology Progress Award by China Machinery Industry Federation and certified as a "Green Design Product" by the Ministry of Industry and Information Technology, it strictly complies with IE4 high-efficiency standards and GB/T 14711-2013 safety specifications, becoming a preferred supporting component for Weigao reducers in energy-saving transformation projects.

Synchronous Speed: 750 r/min (8-pole, Exclusive Matching for Weigao Reducers)


Motor ModelPower (KW)Rated Current (A)Actual Speed (r/min)Efficiency (Eff.%)Power Factor (P.F)Locked Rotor Torque RatioWeigao Reducer ModelInsulation ClassNet Weight (Kg)
YE4-112M-81.53.8572886.20.742.0ZW63-112F48.6
YE4-132S-82.25.3273287.50.761.9ZW71-132F65.3
YE4-132M-83.07.1873588.30.771.9ZW80-132F78.5
YE4-160M1-84.09.4573889.60.781.8ZW90-160F112.8
YE4-160M2-85.512.8674090.20.791.8ZW100-160F135.2

Synchronous Speed: 375 r/min (16-pole, Heavy-Duty Matching)


Motor ModelPower (KW)Rated Current (A)Actual Speed (r/min)Efficiency (Eff.%)Power Factor (P.F)Locked Rotor Torque RatioWeigao Reducer ModelInsulation ClassNet Weight (Kg)
YE4-160L-164.010.2536288.10.731.7ZW112-160F156.8
YE4-180L-165.513.9236589.30.741.7ZW125-180F198.5
 性能数据Performance Data                                                                                                                                      额定电压:380V  基频:50HZ
  型号
motor type
功率
KW
额定
电流
A
转速
r/min
效率
Eff.%
功率
因数
P.F
额定
转矩
N.m
堵转转矩 堵转电流
额定转矩 额定电流
T.st      Ist
TN        IN
最大转矩
额定转矩
Tmax
TN
重量
同步转速3000 r/min
YE4-63M1-20.18 0.53 2720 66.9 0.81 0.63 2.2 5.5 2.2 --
YE4-63M2-20.25 0.70 2720 70.7 0.81 0.88 2.2 5.5 2.2 --
YE4-71M1-20.37 1.0 2740 74.8 0.82 1.29 2.2 6.1 2.2 --
YE4-71M2-20.55 1.4 2740 78.8 0.82 1.92 2.2 6.1 2.2 --
YE4-80M1-20.75 1.7 2870 83.5 0.83 2.50 2.2 7.0 2.3 15
YE4-80M2-21.1 2.4 2875 85.2 0.83 3.65 2.2 7.3 2.3 16.5
YE4-90S-21.5 3.2 2880 86.5 0.85 4.97 2.2 7.6 2.3 20
YE4-90L-22.2 4.6 2880 88.0 0.86 7.30 2.2 7.6 2.3 24
YE4-100L-23 6.0 2880 89.1 0.87 9.95 2.2 7.8 2.3 31
YE4-112M-24 7.8 2915 90.4 0.88 13.1 2.2 8.3 2.3 38
YE4-132S1-25.5 10.6 2935 90.9 0.88 17.9 2.0 8.3 2.3 58
YE4-132S2-27.5 14.4 2930 91.7 0.89 24.4 2.0 7.9 2.3 62
YE4-160M1-211 20.6 2950 92.6 0.89 35.6 2.0 8.1 2.3 103
YE4-160M2-215 27.9 2945 93.3 0.89 48.6 2.0 8.1 2.3 112
YE4-160L-218.5 34.2 2945 93.7 0.89 60.0 2.0 8.2 2.3 135
YE4-180M-222 40.5 2950 94.0 0.89 71.2 2.0 8.2 2.3 165
YE4-200L1-230 54.9 2965 94.5 0.89 96.6 2.0 7.6 2.3 215
YE4-200L2-237 67.4 2965 94.8 0.89 119 2.0 7.6 2.3 232
YE4-225M-245 80.8 2965 95.0 0.89 145 2.0 7.7 2.3 285
YE4-250M-255 98.5 2975 95.3 0.89 177 2.0 7.7 2.3 375
YE4-280S-275 134 2975 95.6 0.89 241 1.8 7.1 2.3 500
YE4-280M-290 160 2975 95.8 0.89 289 1.8 7.1 2.3 550
YE4-315S-2110 195 2985 96.0 0.89 352 1.8 7.1 2.3 860
YE4-315M-2132 234 2985 96.2 0.89 422 1.8 7.1 2.3 960
YE4-315L1-2160 279 2985 96.3 0.89 512 1.8 7.2 2.3 1020
YE4-315L-2185 323 2985 96.5 0.89 592 1.8 7.2 2.3 --
YE4-315L2-2200 349 2985 96.5 0.89 640 1.8 7.2 2.2 1080
YE4-315L3-2220 383 2985 96.5 0.89 704 1.8 7.2 2.2 --
YE4-355M1-2220 383 2985 96.5 0.89 704 1.8 7.2 2.2 --
YE4-355M-2250 436 2985 96.5 0.91 800 1.6 7.2 2.2 1700
YE4-355L1-2280 488 2985 96.5 0.91 896 1.6 7.2 2.2 --
YE4-355L-2315 549 2985 96.5 0.91 1008 1.6 7.2 2.2 1850
YE4-355L2-2355 619 2985 96.5 0.91 1136 1.6 7.2 2.2 --
YE4-355L3-2375 654 2985 96.5 0.91 1200 1.6 7.2 2.2 --
WGT
  技 术 数 据 Technical  data  4极-同步转速1500r/min 50Hz 4pole-1500 rpm synchronous speed 50Hz
  型号
motor type
功率
KW
额定
电流
A
转速
r/min
效率
Eff.%
功率
因数
P.F
额定
转矩
N.m
堵转转矩
额定转矩
T.st
TN
堵转电流
额定电流
Ist
IN
最大转矩
额定转矩
 Tmax
   TN
重量
Kg
同步转速1500 r/min
YE4-63M1-40.12 0.45 1310 65.8 0.72 0.87 2.1 4.4 2.2 --
YE4-63M2-40.18 0.64 1310 70.9 0.73 1.31 2.1 4.4 2.2 --
YE4-71M1-40.25 0.81 1330 74.5 0.73 1.80 2.1 5.2 2.2 --
YE4-71M2-40.37 1.1 1330 79.3 0.74 2.66 2.1 5.2 2.2 --
YE4-80M1-40.55 1.4 1430 83.8 0.74 3.67 2.3 6.5 2.3 14.5
YE4-80M2-40.75 1.8 1430 85.7 0.74 5.01 2.3 6.6 2.3 15
YE4-90S-41.1 2.6 1430 87.2 0.75 7.35 2.3 6.8 2.3 19
YE4-90L-41.5 3.5 1430 88.2 0.76 10.0 2.3 7.0 2.3 23
YE4-100L1-42.2 4.8 1440 89.5 0.79 14.6 2.3 7.6 2.3 30
YE4-100L2-43 6.3 1440 90.4 0.80 19.9 2.3 7.6 2.3 33
YE4-112M-44 8.4 1455 91.1 0.80 26.3 2.2 7.8 2.3 43
YE4-132S-45.5 11.2 1465 91.9 0.80 35.9 2.0 7.9 2.3 60
YE4-132M-47.5 15.0 1465 92.6 0.81 48.9 2.0 7.5 2.3 69
YE4-160M-411 21.5 1470 93.3 0.83 71.5 2.0 7.7 2.3 107
YE4-160L-415 28.8 1470 93.9 0.84 97.4 2.0 7.8 2.3 130
YE4-180M-418.5 35.3 1470 94.2 0.85 120 2.0 7.8 2.3 162
YE4-180L-422 41.8 1470 94.5 0.85 143 2.0 7.8 2.3 175
YE4-200L-430 56.6 1475 94.9 0.85 194 2.0 7.3 2.3 227
YE4-225S-437 69.6 1480 95.2 0.85 239 2.0 7.4 2.3 282
YE4-225M-445 84.4 1480 95.4 0.85 290 2.0 7.4 2.3 315
YE4-250M-455 103 1485 95.7 0.86 354 2.0 7.4 2.3 390
YE4-280S-475 136 1490 96.0 0.87 481 2.0 6.7 2.3 525
YE4-280M-490 163 1490 96.1 0.88 577 2.0 6.9 2.3 590
YE4-315S-4110 197 1490 96.3 0.89 705 2.0 7.0 2.2 900
YE4-315M-4132 236 1490 96.4 0.89 846 2.0 7.0 2.2 1000
YE4-315L1-4160 285 1490 96.6 0.90 1026 2.0 7.1 2.2 1070
YE4-315L-4185 329 1490 96.7 0.90 1186 2.0 7.1 2.2 --
YE4-315L2-4200 352 1490 96.7 0.90 1282 2.0 7.1 2.2 1140
YE4-315L3-4220 387 1490 96.7 0.90 1410 2.0 7.1 2.2 --
YE4-355M1-4220 387 1490 96.7 0.90 1410 2.0 7.1 2.2 --
YE4-355M-4250 440 1495 96.7 0.90 1597 2.0 7.1 2.2 1760
YE4-355L1-4280 492 1495 96.7 0.90 1789 2.0 7.1 2.2 --
YE4-355L-4315 554 1495 96.7 0.90 2012 2.0 7.1 2.2 1920
YE4-355L2-4355 638 1495 96.7 0.88 2268 1.7 7.0 2.2 --
YE4-355L3-4375 674 1495 96.7 0.88 2395 1.7 7.0 2.2 --
WGT
ELECTRIC
MOTOR
Rated Voltage:380VFUNDAMENTAL FREQUENCY:50HZ
  性 能 数 据 Performance Data                                                                                                                             额定电压:380V 基频:50HZ
 型号
motor type
功率
KW
额定
电流
A
转速
r/min
效率
Eff.%
功率
因数
P.F
额定
转矩
N.m
堵转转矩 堵转电流
额定转矩 额定电流
TS  Ist
最大转矩
额定转矩
Tmax
TN
重量
Kg
同步转速1000r/min
YE4-71M1-60.18 0.76 850 63.9 0.65 2.02 1.9 4.0 2.0 --
YE4-71M2-60.25 0.97 850 68.6 0.67 2.81 1.9 4.0 2.0 --
YE4-80M1-60.37 1.2 910 73.5 0.69 3.88 1.9 5.5 2.0 15.5
YE4-80M2-60.55 1.6 925 77.2 0.69 5.68 1.9 5.8 2.1 16.5
YE4-90S-60.75 2.0 945 82.7 0.70 7.58 2.0 6.0 2.1 20
YE4-90L-61.1 2.8 950 84.5 0.70 11.1 2.0 6.0 2.1 24
YE4-100L-61.5 3.8 950 85.9 0.71 15.1 2.0 6.5 2.1 29
YE4-112M-62.2 5.4 965 87.4 0.71 21.8 2.0 6.6 2.1 37
YE4-132S-63 7.2 975 88.6 0.71 29.4 1.9 6.8 2.1 53
YE4-132M1-64 9.5 975 89.5 0.72 39.2 1.9 6.8 2.1 64
YE4-132M2-65.5 12.7 975 90.5 0.72 53.9 1.9 7.0 2.1 72
YE4-160M-67.5 16.2 980 91.3 0.76 73.1 1.9 7.0 2.1 97
YE4-160L-611 23.1 980 92.3 0.77 107 1.9 7.2 2.1 126
YE4-180L-615 30.9 980 92.9 0.80 146 1.9 7.3 2.1 166
YE4-200L1-618.5 37.8 985 93.4 0.80 179 1.9 7.3 2.1 205
YE4-200L2-622 44.8 985 93.7 0.81 213 1.9 7.4 2.1 220
YE4-225M-630 59.1 985 94.2 0.82 291 1.9 6.9 2.1 290
YE4-250M-637 71.7 985 94.5 0.83 359 1.9 7.1 2.1 370
YE4-280S-645 85.8 990 94.8 0.83 434 1.9 7.3 2.0 490
YE4-280M-655 103 990 95.1 0.84 531 1.9 7.3 2.0 540
YE4-315S-675 143 990 95.4 0.84 723 1.9 6.6 2.0 850
YE4-315M-690 170 990 95.6 0.85 868 1.9 6.7 2.0 960
YE4-315L1-6110 207 990 95.8 0.85 1061 1.9 6.7 2.0 1060
YE4-315L2-6132 244 990 96.0 0.86 1273 1.9 6.8 2.0 1120
YE4-315L3-6160 296 990 96.2 0.86 1543 1.9 6.8 2.0 --
YE4-355M1-6160 296 995 96.2 0.86 1536 1.9 6.8 2.0 1680
YE4-355M-6185 342 995 96.2 0.86 1776 1.9 6.8 2.0 --
YE4-355M2-6200 365 995 96.3 0.86 1920 1.9 6.8 2.0 1780
YE4-355L1-6220 401 995 96.4 0.86 2112 1.9 6.8 2.0 --
YE4-355L-6250 456 995 96.5 0.86 2399 1.9 6.8 2.0 1950
YE4-355L2-6280 510 995 96.6 0.86 2687 1.9 6.8 2.0 --
YE4-355L3-6315 581 995 96.6 0.82 3023 1.9 6.8 2.0 --
WGT
 技术数据 Technical data  4极-同步转速1500r/min 50Hz 4 pole-1500 rpm synchronous speed 50Hz
  型号
motor type
功率
KW
额定
电流
A
转速
r/min
效率
Eff.%
功率
因数
P.F
额定
转矩
N.m
堵转转矩 堵转电流最大转矩
额定转矩额定电流额定转矩
T.st       Ist     Tmax
TN         IN       TN
重量
Kg
同步转速750r/min
YE4-80M1-80.18 0.80 700 59.7 0.60 2.46 1.8 3.3 1.9 15.5
YE4-80M2-80.25 1.1 700 65.1 0.60 3.41 1.8 3.3 1.9 16.5
YE4-90S-80.37 1.4 695 70.3 0.60 5.08 1.8 4.0 1.9 20
YE4-90L-80.55 2.0 695 75 0.60 7.56 1.8 4.0 2.0 24
YE4-100L1-80.75 2.3 705 78.4 0.66 10.2 1.8 4.0 2.0 30
YE4-100L2-81.1 3.2 705 80.8 0.67 14.9 1.8 5.0 2.0 32
YE4-112M-81.5 4.2 715 82.6 0.69 20.0 1.8 5.0 2.0 40
YE4-132S-82.2 5.9 730 84.5 0.70 28.8 1.8 6.0 2.2 52
YE4-132M-83 7.6 730 85.9 0.70 39.2 1.8 6.0 2.2 63
YE4-160M1-84 9.8 725 87.1 0.71 52.7 1.9 6.0 2.2 90
YE4-160M2-85.5 13.1 725 88.3 0.72 72.4 1.9 6.0 2.2 100
YE4-160L-87.5 17.4 730 89.3 0.74 98.1 1.9 6.0 2.2 124
YE4-180L-811 25.0 725 90.4 0.74 145 1.9 6.5 2.2 160
YE4-200L-815 33.2 730 91.2 0.75 196 2.0 6.6 2.2 212
YE4-225S-818.5 40.6 735 91.7 0.75 240 2.0 6.6 2.2 255
YE4-225M-822 46.8 735 92.1 0.76 286 2.0 6.6 2.2 285
YE4-250M-830 62.6 735 92.7 0.77 390 1.9 6.5 2.0 370
YE4-280S-837 76.5 740 93.1 0.78 478 1.8 6.6 2.0 485
YE4-280M-845 92.6 740 93.4 0.78 581 1.8 6.6 2.0 540
YE4-315S-855 110 740 93.7 0.80 710 1.8 6.6 2.0 820
YE4-315M-875 150 740 94.2 0.80 968 1.8 6.2 2.0 970
YE4-315L1-890 176 740 94.4 0.81 1161 1.8 6.4 2.0 1050
YE4-315L2-8110 215 740 94.7 0.81 1420 1.8 6.4 2.0 1130
YE4-355M1-8132 257 745 94.9 0.81 1692 1.8 6.4 2.0 1720
YE4-355M2-8160 312 745 95.1 0.82 2051 1.8 6.4 2.0 1800
YE4-355L1-8185 360 745 95.3 0.82 2371 1.8 6.4 2.0 --
YE4-355L-8200 385 745 95.4 0.82 2564 1.8 6.4 2.0 1950
YE4-355L2-8220 423 745 95.4 0.82 2820 1.8 6.4 2.0 --
YE4-355L3-8250 481 745 95.4 0.80 3205 1.8 6.5 2.0 --
同步转速600r/min
YE4-315S-1045 99 590 93.0 0.74,728 1.5 6.2 2.0 830
YE4-315M-1055 120 590 93.5 0.74,890 1.5 6.2 2.0 940
YE4-315L1-1075 161 590 94 0.75 1214 1.5 5.8 2.0 1070
YE4-315L2-1090 190 590 94.4 0.76 1457 1.5 5.9 2.0 1150
YE4-355M1-10110 228 595 94.8 0.77 1766 1.3 6.0 2.0 1660
YE4-355M2-10132 273 595 95.2 0.77 2119 1.3 6.0 2.0 1780
YE4-355L1-10160 331 595 95.2 0.77 2568 1.3 6.0 2.0 --
YE4-355L-10185 383 595 95.2 0.77 2969 1.3 6.0 2.0 1950
YE4-355L2-10200 414 595 95.2 0.77 3210 1.3 6.0 2.0 --


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The YBX4 Series 8-Pole Motor, engineered specifically for Weigao reducers, is a high-performance, explosion-proof motor designed for low-speed, high-torque industrial applications. With an 8-pole configuration, it delivers a nominal speed of approximately 750 r/min, making it ideal for machinery requiring substantial power output and steady rotational performance under heavy loads, such as conveyors, mixers, and crushers. This motor series adheres to stringent international explosion-proof standards, including Exd I Mb, Exd IIB T4 Gb, and Exd IIC T4 Gb, ensuring safe operation in hazardous environments with flammable gases or vapors. Its Class F insulation (155℃) and IP55 protection rating provide robust resistance to dust, moisture, and high temperatures, enhancing durability and reliability in challenging conditions. The YBX4 8-Pole Motor offers a power range from 0.75 kW to 315 kW, accommodating diverse industrial needs, from medium-scale to heavy-duty applications. Available in frame sizes H112 to H355 with multiple mounting configurations (B3, B5, B35), it seamlessly integrates with Weigao’s reducer systems. Its advanced cooling design (IC411) ensures stable thermal performance during prolonged operation. Combining safety, efficiency, and versatility, the YBX4 Series 8-Pole Motor is the ideal choice for powering Weigao reducers in demanding industrial environments.

YBX4 Series 6-Pole Motor Model-Specification Table

The YBX4 Series 6-Pole Motor, tailored for Weigao reducers, is a high-efficiency, explosion-proof motor designed for medium-speed industrial applications. With a 6-pole configuration, it operates at a synchronous speed of approximately 1000 r/min, delivering a balanced combination of rotational speed and torque, making it ideal for machinery requiring steady power transmission under moderate loads, such as conveyors, mixers, and general-purpose industrial equipment. This motor series adheres to stringent international explosion-proof standards, including Exd I Mb, Exd IIB T4 Gb, and Exd IIC T4 Gb, ensuring safe operation in hazardous environments with flammable gases or vapors. Its Class F insulation (155℃) and IP55 protection rating provide robust resistance to dust, moisture, and high temperatures, enhancing durability and reliability in challenging conditions. The YBX4 6-Pole Motor offers a power range from 0.37 kW to 375 kW, catering to diverse industrial needs, from light-duty to heavy-duty applications. Available in frame sizes H80 to H355 with multiple mounting configurations (B3, B5, B35), it seamlessly integrates with Weigao’s reducer systems. Its advanced cooling design (IC411) ensures stable thermal performance during prolonged operation. Combining safety, efficiency, and versatility, the YBX4 Series 6-Pole Motor is the ideal choice for powering Weigao reducers in demanding industrial environments.

YBX4 Series 4-Pole Motor Model-Specification Table

The YBX4 Series 4-Pole Motor, specifically engineered for Weigao reducers, is a high-performance, explosion-proof motor optimized for medium-speed industrial applications. With a 4-pole configuration, it operates at a nominal speed of approximately 1500 r/min, providing an excellent balance between rotational speed and torque output, making it ideal for a wide range of machinery, including conveyors, compressors, and general-purpose industrial equipment. This motor adheres to stringent international explosion-proof standards, including Exd I Mb, Exd IIB T4 Gb, and Exd IIC T4 Gb, ensuring safe operation in hazardous environments with flammable gases or vapors. Its Class F insulation (155℃) and IP55 protection rating offer robust resistance to dust, moisture, and high temperatures, enhancing durability and reliability in challenging conditions. The YBX4 4-Pole Motor offers a power range from 0.18 kW to 315 kW, catering to diverse industrial needs, from light-duty to heavy-duty applications. Available in frame sizes H80 to H355 with multiple mounting configurations (B3, B5, B35), it seamlessly integrates with Weigao’s reducer systems. Its advanced cooling design (IC411) ensures stable thermal performance during prolonged operation. Combining safety, efficiency, and versatility, the YBX4 Series 4-Pole Motor is the ideal choice for powering Weigao reducers in medium-speed industrial settings.

YBX4 Series 2-Pole Motor Model-Specification Table1

The YBX4 Series 2-Pole Motor, meticulously crafted for Weigao reducers, stands as a pinnacle of high-speed, high-efficiency power solutions tailored for demanding industrial applications. With a 2-pole configuration, it delivers a nominal speed of approximately 3000 r/min, making it ideal for machinery requiring rapid rotational performance and precise speed control, such as fans, pumps, and light-duty conveyors. This motor series complies with stringent international explosion-proof standards, including Exd I Mb, Exd IIB T4 Gb, and Exd IIC T4 Gb, ensuring safe operation in hazardous environments with flammable gases or vapors. Its Class F insulation (155℃) and IP55 protection rating provide exceptional resistance to dust, moisture, and high temperatures, enhancing durability and reliability in harsh conditions. The YBX4 2-Pole Motor offers a power range from 0.18 kW to 315 kW, accommodating diverse industrial needs, from compact equipment to medium-scale machinery. Available in frame sizes H80 to H355 with multiple mounting options (B3, B5, B35), it seamlessly integrates with Weigao’s reducer systems. Its advanced cooling design (IC411) ensures stable thermal performance during prolonged operation. Combining safety, efficiency, and versatility, the YBX4 Series 2-Pole Motor is the perfect choice for powering Weigao reducers in high-speed industrial applications.

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