Product Description
Product Description
Y series motors are totally enclosed fan cooled(TEFC).squirrel cage three-phase induction motors,developed with new technique They are renewal and upgrading products of Y-series The mounting dimension is fully comformed with IEC standard. The motors have the merits of beautiful modeling ,compact structure ,low noise,high efficiency,large staring torque,easy serving,etc The motors are adopted with F class insulation and designed with assessing method for insulation practice,it enhances greatly motor’s safety and reliability.These motors have reached an international advandced level Y series motors can be widely used in various machines and equipments,such as drilling machines ,blower ,pumps,compressors,transporters, agricultural and food processing machines.
Ambient Temperature |
-15ºC≤0≤40ºC |
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Altitude |
Not exceeding 1000 CHINAMFG |
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Rated Voltage |
380V±5% |
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Protection Type |
IP44/IP54 |
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Connection |
Y Start-Connection for 3 Kw and below Y Date-Connection for 3 Kw or more |
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Cooling Type |
IC0141 |
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Insulation Class |
Class B/Class F |
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Rated Frequency |
50Hz/60Hz |
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Duty/Rating |
Continuous(S1) Or customized |
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The terminal box IP55 |
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If you need more information, please contact us.
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Product Parameters
Type | Power (kw) | Current (A) | Speed (r/min) | Eff.% | P.F | N.m | Tst Tn |
Ist Tn |
Tmax Tn |
dB(A) |
synchronous speed 3000 r/min | ||||||||||
YE3-63M1-2 | 0.18 | 0.53 | 2720 | 63.9 | 0.8 | 0.63 | 2.2 | 5.5 | 2.2 | 61 |
YE3-63M2-2 | 0.25 | 0.70 | 2720 | 67.1 | 0.81 | 0.88 | 2.2 | 5.5 | 2.2 | 61 |
YE3-71M1-2 | 0.37 | 1.0 | 2740 | 69.0 | 0.81 | 1.29 | 2.2 | 6.1 | 2.2 | 62 |
YE3-71M2-2 | 0.55 | 1.4 | 2870 | 72.3 | 0.82 | 1.92 | 2.2 | 6.1 | 2.2 | 62 |
YE3-80M1-2 | 0.75 | 1.7 | 2875 | 80.7 | 0.82 | 2.50 | 2.2 | 7.0 | 2.3 | 62 |
YE3-80M2-2 | 1.1 | 2.4 | 2880 | 82.7 | 0.83 | 3.65 | 2.2 | 7.3 | 2.3 | 62 |
YE3-90S-2 | 1.5 | 3.2 | 2880 | 84.2 | 0.84 | 4.97 | 2.2 | 7.6 | 2.3 | 67 |
YE3-90L-2 | 2.2 | 4.6 | 2880 | 85.9 | 0.85 | 7.30 | 2.2 | 7.6 | 2.3 | 67 |
YE3-100L-2 | 3 | 6.0 | 2915 | 87.1 | 0.87 | 9.95 | 2.2 | 7.8 | 2.3 | 74 |
YE3-112M-2 | 4 | 7.8 | 2935 | 88.1 | 0.88 | 13.1 | 2.2 | 8.3 | 2.3 | 77 |
YE3-132S1-2 | 5.5 | 10.6 | 2930 | 89.2 | 0.88 | 17.9 | 2.0 | 8.3 | 2.3 | 79 |
YE3-132S2-2 | 7.5 | 14.4 | 2950 | 90.1 | 0.88 | 24.4 | 2.0 | 7.9 | 2.3 | 79 |
YE3-160M1-2 | 11 | 20.6 | 2945 | 91.2 | 0.89 | 35.6 | 2.0 | 8.1 | 2.3 | 81 |
YE3-160M2-2 | 15 | 27.9 | 2945 | 91.9 | 0.89 | 48.6 | 2.0 | 8.1 | 2.3 | 81 |
YE3-160L-2 | 18.5 | 34.2 | 2950 | 92.4 | 0.89 | 60.0 | 2.0 | 8.2 | 2.3 | 81 |
YE3-180M-2 | 22 | 40.5 | 2965 | 92.7 | 0.89 | 71.2 | 2.0 | 8.2 | 2.3 | 84 |
YE3-200L1-2 | 30 | 54.9 | 2965 | 93.3 | 0.89 | 96.6 | 2.0 | 7.6 | 2.3 | 84 |
YE3-200L2-2 | 37 | 67.4 | 2965 | 93.7 | 0.89 | 119 | 2.0 | 7.6 | 2.3 | 86 |
YE3-225M-2 | 45 | 80.8 | 2965 | 94.0 | 0.90 | 145 | 2.0 | 7.7 | 2.3 | 89 |
YE3-250M-2 | 55 | 98.5 | 2975 | 94.3 | 0.90 | 177 | 2.0 | 7.7 | 2.3 | 91 |
YE3-280S-2 | 75 | 134 | 2975 | 94.7 | 0.90 | 241 | 1.8 | 7.1 | 2.3 | 91 |
YE3-280M-2 | 90 | 160 | 2975 | 95.0 | 0.90 | 289 | 1.8 | 7.1 | 2.3 | 92 |
YE3-315S-2 | 110 | 195 | 2985 | 95.2 | 0.90 | 352 | 1.8 | 7.1 | 2.3 | 92 |
YE3-315M-2 | 132 | 234 | 2985 | 95.4 | 0.90 | 422 | 1.8 | 7.1 | 2.3 | 92 |
YE3-315L1-2 | 160 | 279 | 2985 | 95.6 | 0.91 | 512 | 1.8 | 7.2 | 2.3 | 92 |
YE3-315L-2 | 185 | 323 | 2985 | 95.7 | 0.91 | 592 | 1.8 | 7.2 | 2.3 | 92 |
YE3-315L2-2 | 200 | 349 | 2985 | 95.8 | 0.91 | 640 | 1.8 | 7.2 | 2.2 | 100 |
YE3-315L3-2 | 220 | 383 | 2985 | 95.8 | 0.91 | 704 | 1.8 | 7.2 | 2.2 | 100 |
YE3-355M1-2 | 220 | 383 | 2985 | 95.8 | 0.91 | 704 | 1.8 | 7.2 | 2.2 | 100 |
YE3-355M-2 | 250 | 436 | 2985 | 95.8 | 0.91 | 800 | 1.6 | 7.2 | 2.2 | 100 |
YE3-355L1-2 | 280 | 488 | 2985 | 95.8 | 0.91 | 896 | 1.6 | 7.2 | 2.2 | 100 |
YE3-355L-2 | 315 | 549 | 2985 | 95.8 | 0.91 | 1008 | 1.6 | 7.2 | 2.2 | 100 |
YE3-355L2-2 | 355 | 619 | 2985 | 95.8 | 0.91 | 1136 | 1.6 | 7.2 | 2.2 | 100 |
YE3-355L3-2 | 375 | 654 | 2985 | 95.8 | 0.91 | 1200 | 1.6 | 7.2 | 2.2 | 100 |
Type | Power (kw) | Current (A) | Speed (r/min) | Eff.% | P.F | N.m | Tst Tn |
Ist Tn |
Tmax Tn |
dB(A) |
synchronous speed 1500 r/min | ||||||||||
YE3-63M1-4 | 0.12 | 0.45 | 1310 | 55.8 | 0.72 | 0.87 | 2.1 | 4.4 | 2.2 | 52 |
YE3-63M2-4 | 0.18 | 0.64 | 1310 | 58.6 | 0.73 | 1.31 | 2.1 | 4.4 | 2.2 | 52 |
YE3-71M1-4 | 0.25 | 0.81 | 1330 | 63.6 | 0.74 | 1.8 | 2.1 | 5.2 | 2.2 | 55 |
YE3-71M2-4 | 0.37 | 1.1 | 1330 | 65.3 | 0.75 | 2.66 | 2.1 | 5.2 | 2.2 | 55 |
YE3-80M1-4 | 0.55 | 1.4 | 1430 | 80.6 | 0.75 | 3.67 | 2.3 | 6.5 | 2.3 | 56 |
YE3-80M2-4 | 0.75 | 1.8 | 1430 | 82.5 | 0.75 | 5.01 | 2.3 | 6.6 | 2.3 | 56 |
YE3-90S-4 | 1.1 | 2.6 | 1430 | 84.1 | 0.76 | 7.35 | 2.3 | 6.8 | 2.3 | 59 |
YE3-90L-4 | 1.5 | 3.5 | 1430 | 85.3 | 0.77 | 10 | 2.3 | 7.0 | 2.3 | 59 |
YE3-100L1-4 | 2.2 | 4.8 | 1440 | 86.7 | 0.81 | 14.6 | 2.3 | 7.6 | 2.3 | 64 |
YE3-100L2-4 | 3 | 6.3 | 1440 | 87.7 | 0.82 | 19.9 | 2.3 | 7.6 | 2.3 | 64 |
YE3-112M-4 | 4 | 8.4 | 1455 | 88.6 | 0.82 | 26.3 | 2.2 | 7.8 | 2.3 | 65 |
YE3-132S-4 | 5.5 | 11.2 | 1465 | 89.6 | 0.83 | 35.9 | 2.0 | 7.9 | 2.3 | 71 |
YE3-132M-4 | 7.5 | 15.0 | 1465 | 90.4 | 0.84 | 48.9 | 2.0 | 7.5 | 2.3 | 71 |
YE3-160M-4 | 11 | 21.5 | 1470 | 91.4 | 0.85 | 71.5 | 2.0 | 7.7 | 2.3 | 73 |
YE3-160L-4 | 15 | 28.8 | 1470 | 92.1 | 0.86 | 97.4 | 2.0 | 7.8 | 2.3 | 73 |
YE3-180M-4 | 18.5 | 35.3 | 1470 | 92.6 | 0.86 | 120 | 2.0 | 7.8 | 2.3 | 76 |
YE3-180L-4 | 22 | 41.8 | 1470 | 93.0 | 0.86 | 143 | 2.0 | 7.8 | 2.3 | 76 |
YE3-200L-4 | 30 | 56.6 | 1475 | 93.6 | 0.86 | 194 | 2.0 | 7.3 | 2.3 | 76 |
YE3-225S-4 | 37 | 69.6 | 1480 | 93.9 | 0.86 | 239 | 2.0 | 7.4 | 2.3 | 78 |
YE3-225M-4 | 45 | 84.4 | 1480 | 94.2 | 0.86 | 290 | 2.0 | 7.4 | 2.3 | 78 |
YE3-250M-4 | 55 | 103 | 1485 | 94.6 | 0.86 | 354 | 2.0 | 7.4 | 2.3 | 79 |
YE3-280S-4 | 75 | 136 | 1490 | 95.0 | 0.88 | 481 | 2.0 | 6.7 | 2.3 | 80 |
YE3-280M-4 | 90 | 163 | 1490 | 95.2 | 0.88 | 577 | 2.0 | 6.9 | 2.3 | 80 |
YE3-315S-4 | 110 | 197 | 1490 | 95.4 | 0.89 | 705 | 2.0 | 7.0 | 2.2 | 88 |
YE3-315M-4 | 132 | 236 | 1490 | 95.6 | 0.89 | 846 | 2.0 | 7.0 | 2.2 | 88 |
YE3-315L1-4 | 160 | 285 | 1490 | 95.8 | 0.89 | 1026 | 2.0 | 7.1 | 2.2 | 88 |
YE3-315L-4 | 185 | 329 | 1490 | 95.9 | 0.89 | 1186 | 2.0 | 7.1 | 2.2 | 88 |
YE3-315L2-4 | 200 | 352 | 1490 | 96.0 | 0.90 | 1282 | 2.0 | 7.1 | 2.2 | 88 |
YE3-315L3-4 | 220 | 387 | 1490 | 96.0 | 0.90 | 1410 | 2.0 | 7.1 | 2.2 | 88 |
YE3-355M1-4 | 220 | 387 | 1490 | 96.0 | 0.90 | 1410 | 2.0 | 7.1 | 2.2 | 95 |
YE3-355M-4 | 250 | 440 | 1495 | 96.0 | 0.90 | 1597 | 2.0 | 7.1 | 2.2 | 95 |
YE3-355L1-4 | 280 | 492 | 1495 | 96.0 | 0.90 | 1789 | 2.0 | 7.1 | 2.2 | 95 |
YE3-355L-4 | 315 | 554 | 1495 | 96.0 | 0.90 | 2012 | 2.0 | 7.1 | 2.2 | 95 |
YE3-355L2-4 | 355 | 638 | 1495 | 96.0 | 0.88 | 2268 | 1.7 | 7.0 | 2.2 | 95 |
YE3-355L3-4 | 375 | 674 | 1495 | 96.0 | 0.88 | 2395 | 1.7 | 7.0 | 2.2 | 95 |
Type | Power (kw) | Current (A) | Speed (r/min) | Eff.% | P.F | N.m | Tst Tn |
Ist Tn |
Tmax Tn |
dB(A) |
synchronous speed 1000 r/min | ||||||||||
YE3-71M1-6 | 0.18 | 0.76 | 850 | 54.6 | 0.66 | 2.02 | 1.9 | 4.0 | 2.0 | 52 |
YE3-71M2-6 | 0.25 | 0.97 | 850 | 57.4 | 0.66 | 2.81 | 1.9 | 4.0 | 2.0 | 52 |
YE3-80M1-6 | 0.37 | 1.2 | 910 | 68 | 0.70 | 3.88 | 1.9 | 5.5 | 2.0 | 54 |
YE3-80M2-6 | 0.55 | 1.6 | 925 | 72 | 0.71 | 5.68 | 1.9 | 5.8 | 2.1 | 54 |
YE3-90S-6 | 0.75 | 2 | 945 | 78.9 | 0.71 | 7.58 | 2.0 | 6.0 | 2.1 | 57 |
YE3-90L-6 | 1.1 | 2.8 | 950 | 81 | 0.73 | 11.1 | 2.0 | 6.0 | 2.1 | 57 |
YE3-100L-6 | 1.5 | 3.8 | 950 | 82.5 | 0.73 | 15.1 | 2.0 | 6.5 | 2.1 | 61 |
YE3-112M-6 | 2.2 | 5.4 | 965 | 84.3 | 0.74 | 21.8 | 2.0 | 6.6 | 2.1 | 65 |
YE3-132S-6 | 3 | 7.2 | 975 | 85.6 | 0.74 | 29.4 | 1.9 | 6.8 | 2.1 | 69 |
YE3-132M1-6 | 4 | 9.5 | 975 | 86.8 | 0.74 | 39.2 | 1.9 | 6.8 | 2.1 | 69 |
YE3-132M2-6 | 5.5 | 12.7 | 975 | 88.0 | 0.75 | 53.9 | 1.9 | 7.0 | 2.1 | 69 |
YE3-160M-6 | 7.5 | 16.2 | 980 | 89.1 | 0.79 | 73.1 | 1.9 | 7.0 | 2.1 | 70 |
YE3-160L-6 | 11 | 23.1 | 980 | 90.3 | 0.80 | 107 | 1.9 | 7.2 | 2.1 | 70 |
YE3-180L-6 | 15 | 30.9 | 980 | 91.2 | 0.81 | 146 | 1.9 | 7.3 | 2.1 | 73 |
YE3-200L1-6 | 18.5 | 37.8 | 985 | 91.7 | 0.81 | 179 | 1.9 | 7.3 | 2.1 | 73 |
YE3-200L2-6 | 22 | 44.8 | 985 | 92.2 | 0.81 | 213 | 1.9 | 7.4 | 2.1 | 73 |
YE3-225M-6 | 30 | 59.1 | 985 | 92.9 | 0.83 | 291 | 1.9 | 6.9 | 2.1 | 74 |
YE3-250M-6 | 37 | 71.7 | 985 | 93.3 | 0.84 | 359 | 1.9 | 7.1 | 2.1 | 76 |
YE3-280S-6 | 45 | 85.8 | 990 | 93.7 | 0.85 | 434 | 1.9 | 7.3 | 2.0 | 78 |
YE3-280M-6 | 55 | 103 | 990 | 94.1 | 0.86 | 531 | 1.9 | 7.3 | 2.0 | 78 |
YE3-315S-6 | 75 | 143 | 990 | 94.6 | 0.84 | 723 | 1.9 | 6.6 | 2.0 | 83 |
YE3-315M-6 | 90 | 170 | 990 | 94.9 | 0.85 | 868 | 1.9 | 6.7 | 2.0 | 83 |
YE3-315L1-6 | 110 | 207 | 990 | 95.1 | 0.85 | 1061 | 1.9 | 6.7 | 2.0 | 83 |
YE3-315L2-6 | 132 | 244 | 990 | 95.4 | 0.86 | 1273 | 1.9 | 6.8 | 2.0 | 83 |
YE3-315L3-6 | 160 | 296 | 990 | 95.6 | 0.86 | 1543 | 1.9 | 6.8 | 2.0 | 83 |
YE3-355M1-6 | 160 | 296 | 995 | 95.6 | 0.86 | 1536 | 1.9 | 6.8 | 2.0 | 85 |
YE3-355M-6 | 185 | 342 | 995 | 95.7 | 0.86 | 1776 | 1.9 | 6.8 | 2.0 | 85 |
YE3-355M2-6 | 200 | 365 | 995 | 95.8 | 0.87 | 1920 | 1.9 | 6.8 | 2.0 | 85 |
YE3-355L1-6 | 220 | 401 | 995 | 95.8 | 0.87 | 2112 | 1.9 | 6.8 | 2.0 | 85 |
YE3-355L-6 | 250 | 456 | 995 | 95.8 | 0.87 | 2399 | 1.9 | 6.8 | 2.0 | 85 |
YE3-355L2-6 | 280 | 510 | 995 | 95.8 | 0.87 | 2687 | 1.9 | 6.8 | 2.0 | 85 |
YE3-355L3-6 | 315 | 581 | 995 | 95.8 | 0.86 | 3571 | 1.9 | 6.8 | 2.0 | 85 |
Type | Power (kw) | Current (A) | Speed (r/min) | Eff.% | P.F | N.m | Tst Tn |
Ist Tn |
Tmax Tn |
dB(A) |
synchronous speed 750 r/min | ||||||||||
YE3-80M1-8 | 0.18 | 0.80 | 700 | 56.0 | 0.61 | 2.46 | 1.8 | 3.3 | 1.9 | 52 |
YE3-80M2-8 | 0.25 | 1.1 | 700 | 59.0 | 0.61 | 3.41 | 1.8 | 3.3 | 1.9 | 52 |
YE3-90S-8 | 0.37 | 1.4 | 695 | 66.0 | 0.61 | 5.08 | 1.8 | 4.0 | 1.9 | 56 |
YE3-90L-8 | 0.55 | 2.0 | 695 | 70.0 | 0.61 | 7.56 | 1.8 | 4.0 | 2.0 | 56 |
YE3-100L1-8 | 0.75 | 2.3 | 705 | 73.5 | 0.67 | 10.2 | 1.8 | 4.0 | 2.0 | 59 |
YE3-100L2-8 | 1.1 | 3.2 | 705 | 76.5 | 0.69 | 14.9 | 1.8 | 5.0 | 2.0 | 59 |
YE3-112M-8 | 1.5 | 4.2 | 715 | 77.5 | 0.70 | 20.0 | 1.8 | 5.0 | 2.0 | 61 |
YE3-132S-8 | 2.2 | 5.9 | 730 | 80.0 | 0.71 | 28.8 | 1.8 | 6.0 | 2.2 | 64 |
YE3-132M-8 | 3 | 7.6 | 730 | 82.5 | 0.73 | 39.2 | 1.8 | 6.0 | 2.2 | 64 |
YE3-160M1-8 | 4 | 9.8 | 725 | 85.0 | 0.73 | 52.7 | 1.9 | 6.0 | 2.2 | 68 |
YE3-160M2-8 | 5.5 | 13.1 | 725 | 86.0 | 0.74 | 72.4 | 1.9 | 6.0 | 2.2 | 68 |
YE3-160L-8 | 7.5 | 17.4 | 730 | 87.5 | 0.75 | 98.1 | 1.9 | 6.0 | 2.2 | 68 |
YE3-180L-8 | 11 | 25.0 | 725 | 89.0 | 0.75 | 145 | 1.9 | 6.5 | 2.2 | 70 |
YE3-200L-8 | 15 | 33.2 | 730 | 90.4 | 0.76 | 196 | 2.0 | 6.6 | 2.2 | 73 |
YE3-225S-8 | 18.5 | 40.6 | 735 | 91.2 | 0.76 | 240 | 2.0 | 6.6 | 2.2 | 73 |
YE3-225M-8 | 22 | 46.8 | 735 | 91.5 | 0.78 | 286 | 2.0 | 6.6 | 2.2 | 73 |
YE3-250M-8 | 30 | 62.6 | 735 | 92.2 | 0.79 | 390 | 1.9 | 6.5 | 2.0 | 75 |
YE3-280S-8 | 37 | 76.5 | 740 | 93.0 | 0.79 | 478 | 1.8 | 6.6 | 2.0 | 76 |
YE3-280M-8 | 45 | 92.6 | 740 | 93.5 | 0.79 | 581 | 1.8 | 6.6 | 2.0 | 76 |
YE3-315S-8 | 55 | 110 | 740 | 93.8 | 0.81 | 710 | 1.8 | 6.6 | 2.0 | 82 |
YE3-315M-8 | 75 | 150 | 740 | 94.0 | 0.81 | 968 | 1.8 | 6.2 | 2.0 | 82 |
YE3-315L1-8 | 90 | 176 | 740 | 94.5 | 0.82 | 1161 | 1.8 | 6.4 | 2.0 | 82 |
YE3-315L2-8 | 110 | 215 | 740 | 94.8 | 0.82 | 1420 | 1.8 | 6.4 | 2.0 | 82 |
YE3-355M1-8 | 132 | 257 | 745 | 95.0 | 0.82 | 1692 | 1.8 | 6.4 | 2.0 | 90 |
YE3-355M2-8 | 160 | 312 | 745 | 95.0 | 0.82 | 2051 | 1.8 | 6.4 | 2.0 | 90 |
YE3-355L1-8 | 185 | 360 | 745 | 95.2 | 0.82 | 2371 | 1.8 | 6.4 | 2.0 | 90 |
YE3-355L-8 | 200 | 385 | 745 | 95.2 | 0.83 | 2564 | 1.8 | 6.4 | 2.0 | 90 |
YE3-355L2-8 | 220 | 423 | 745 | 95.2 | 0.83 | 2820 | 1.8 | 6.4 | 2.0 | 90 |
YE3-355L3-8 | 250 | 481 | 745 | 95.2 | 0.83 | 3205 | 1.8 | 6.5 | 2.0 | 90 |
synchronous speed 600 r/min | ||||||||||
YE3-315S-10 | 45 | 99 | 590 | 92.0 | 0.75 | 728 | 1.5 | 6.2 | 2.0 | 90 |
YE3-315M-10 | 55 | 120 | 590 | 92.5 | 0.75 | 890 | 1.5 | 6.2 | 2.0 | 90 |
YE3-315L1-10 | 75 | 161 | 590 | 93.0 | 0.76 | 1214 | 1.5 | 5.8 | 2.0 | 90 |
YE3-315L2-10 | 90 | 190 | 590 | 93.4 | 0.77 | 1457 | 1.5 | 5.9 | 2.0 | 90 |
YE3-355M1-10 | 110 | 228 | 595 | 93.8 | 0.78 | 1766 | 1.3 | 6.0 | 2.0 | 90 |
YE3-355M2-10 | 132 | 273 | 595 | 94.2 | 0.78 | 2119 | 1.3 | 6.0 | 2.0 | 90 |
YE3-355L1-10 | 160 | 331 | 595 | 94.2 | 0.78 | 2568 | 1.3 | 6.0 | 2.0 | 90 |
YE3-355L-10 | 185 | 383 | 595 | 94.2 | 0.78 | 2969 | 1.3 | 6.0 | 2.0 | 90 |
YE3-355L2-10 | 200 | 414 | 595 | 94.2 | 0.78 | 3210 | 1.3 | 6.0 | 2.0 | 90 |
Detailed Photos
FAQ
Q: Where is Your factory?
A: HangZhou city, ZHangZhoug Province.
Q: Do you accept OEM/ODM service?
A: Yes, avaliable.
Q: Are you trading company or manufacturer?
A: We are a manufacturer.
Q: What about the shipment?
A: By sea, By air and By express delivery.
Q: What is the delivery time?
A: It depends on the order quantity, usually 35days after confirmation.
Q: Can I buy different products in 1 container?
A: Yes, but no more than 5 models.
Q: What is the warranty time?
A: One year.
Q: Can you offer the sample?
A: Of course we can.
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Application: | Industrial, Universal, Household Appliances |
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Operating Speed: | Constant Speed |
Number of Stator: | Three-Phase |
Species: | Y, Y2 Series Three-Phase |
Rotor Structure: | Squirrel-Cage |
Casing Protection: | Closed Type |
Samples: |
US$ 85.29/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
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What role do AC motors play in HVAC (heating, ventilation, and air conditioning) systems?
In HVAC (heating, ventilation, and air conditioning) systems, AC motors play a crucial role in various components and functions. These motors are responsible for powering fans, compressors, pumps, and other essential equipment within the HVAC system. Let’s explore the specific roles of AC motors in HVAC systems:
- Air Handling Units (AHUs) and Ventilation Systems: AC motors drive the fans in AHUs and ventilation systems. These fans draw in fresh air, circulate air within the building, and exhaust stale air. The motors provide the necessary power to move air through the ductwork and distribute it evenly throughout the space. They play a key role in maintaining proper indoor air quality, controlling humidity, and ensuring adequate ventilation.
- Chillers and Cooling Towers: HVAC systems that use chillers for cooling rely on AC motors to drive the compressor. The motor powers the compressor, which circulates refrigerant through the system, absorbing heat from the indoor environment and releasing it outside. AC motors are also used in cooling towers, which dissipate heat from the chiller system by evaporating water. The motors drive the fans that draw air through the cooling tower and enhance heat transfer.
- Heat Pumps: AC motors are integral components of heat pump systems, which provide both heating and cooling. The motor drives the compressor in the heat pump, enabling the transfer of heat between the indoor and outdoor environments. During cooling mode, the motor circulates refrigerant to extract heat from indoors and release it outside. In heating mode, the motor reverses the refrigerant flow to extract heat from the outdoor air or ground and transfer it indoors.
- Furnaces and Boilers: In heating systems, AC motors power the blowers or fans in furnaces and boilers. The motor drives the blower to distribute heated air or steam throughout the building. This helps maintain a comfortable indoor temperature and ensures efficient heat distribution in the space.
- Pumps and Circulation Systems: HVAC systems often incorporate pumps for water circulation, such as in hydronic heating or chilled water systems. AC motors drive these pumps, providing the necessary pressure to circulate water or other heat transfer fluids through the system. The motors ensure efficient flow rates and contribute to the effective transfer of thermal energy.
- Dampers and Actuators: AC motors are used in HVAC systems to control airflow and regulate the position of dampers and actuators. These motors enable the adjustment of airflow rates, temperature control, and zone-specific climate control. By modulating the motor speed or position, HVAC systems can achieve precise control of air distribution and temperature in different areas of a building.
AC motors in HVAC systems are designed to meet specific performance requirements, such as variable speed control, energy efficiency, and reliable operation under varying loads. Maintenance and regular inspection of these motors are essential to ensure optimal performance, energy efficiency, and longevity of the HVAC system.
In conclusion, AC motors play vital roles in HVAC systems by powering fans, compressors, pumps, and actuators. They enable proper air circulation, temperature control, and efficient transfer of heat, contributing to the overall comfort, air quality, and energy efficiency of buildings.
What are the common signs of AC motor failure, and how can they be addressed?
AC motor failure can lead to disruptions in various industrial and commercial applications. Recognizing the common signs of motor failure is crucial for timely intervention and preventing further damage. Here are some typical signs of AC motor failure and potential ways to address them:
- Excessive Heat: Excessive heat is a common indicator of motor failure. If a motor feels excessively hot to the touch or emits a burning smell, it could signify issues such as overloaded windings, poor ventilation, or bearing problems. To address this, first, ensure that the motor is properly sized for the application. Check for obstructions around the motor that may be impeding airflow and causing overheating. Clean or replace dirty or clogged ventilation systems. If the issue persists, consult a qualified technician to inspect the motor windings and bearings and make any necessary repairs or replacements.
- Abnormal Noise or Vibration: Unusual noises or vibrations coming from an AC motor can indicate various problems. Excessive noise may be caused by loose or damaged components, misaligned shafts, or worn bearings. Excessive vibration can result from imbalanced rotors, misalignment, or worn-out motor parts. Addressing these issues involves inspecting and adjusting motor components, ensuring proper alignment, and replacing damaged or worn-out parts. Regular maintenance, including lubrication of bearings, can help prevent excessive noise and vibration and extend the motor’s lifespan.
- Intermittent Operation: Intermittent motor operation, where the motor starts and stops unexpectedly or fails to start consistently, can be a sign of motor failure. This can be caused by issues such as faulty wiring connections, damaged or worn motor brushes, or problems with the motor’s control circuitry. Check for loose or damaged wiring connections and make any necessary repairs. Inspect and replace worn or damaged motor brushes. If the motor still exhibits intermittent operation, it may require professional troubleshooting and repair by a qualified technician.
- Overheating or Tripping of Circuit Breakers: If an AC motor consistently causes circuit breakers to trip or if it repeatedly overheats, it indicates a problem that needs attention. Possible causes include high starting currents, excessive loads, or insulation breakdown. Verify that the motor is not overloaded and that the load is within the motor’s rated capacity. Check the motor’s insulation resistance to ensure it is within acceptable limits. If these measures do not resolve the issue, consult a professional to assess the motor and its electrical connections for any faults or insulation breakdown that may require repair or replacement.
- Decreased Performance or Efficiency: A decline in motor performance or efficiency can be an indication of impending failure. This may manifest as reduced speed, decreased torque, increased energy consumption, or inadequate power output. Factors contributing to decreased performance can include worn bearings, damaged windings, or deteriorated insulation. Regular maintenance, including lubrication and cleaning, can help prevent these issues. If performance continues to decline, consult a qualified technician to inspect the motor and perform any necessary repairs or replacements.
- Inoperative Motor: If an AC motor fails to operate entirely, there may be an issue with the power supply, control circuitry, or internal motor components. Check the power supply and connections for any faults or interruptions. Inspect control circuitry, such as motor starters or contactors, for any damage or malfunction. If no external faults are found, it may be necessary to dismantle the motor and inspect internal components, such as windings or brushes, for any faults or failures that require repair or replacement.
It’s important to note that motor failure causes can vary depending on factors such as motor type, operating conditions, and maintenance practices. Regular motor maintenance, including inspections, lubrication, and cleaning, is essential for early detection of potential failure signs and for addressing issues promptly. When in doubt, it is advisable to consult a qualified electrician, motor technician, or manufacturer’s guidelines for appropriate troubleshooting and repair procedures specific to the motor model and application.
Can you explain the basic working principle of an AC motor?
An AC motor operates based on the principles of electromagnetic induction. It converts electrical energy into mechanical energy through the interaction of magnetic fields. The basic working principle of an AC motor involves the following steps:
- The AC motor consists of two main components: the stator and the rotor. The stator is the stationary part of the motor and contains the stator windings. The rotor is the rotating part of the motor and is connected to a shaft.
- When an alternating current (AC) is supplied to the stator windings, it creates a changing magnetic field.
- The changing magnetic field induces a voltage in the rotor windings, which are either short-circuited conductive bars or coils.
- The induced voltage in the rotor windings creates a magnetic field in the rotor.
- The magnetic field of the rotor interacts with the rotating magnetic field of the stator, resulting in a torque force.
- The torque force causes the rotor to rotate, transferring mechanical energy to the connected shaft.
- The rotation of the rotor continues as long as the AC power supply is provided to the stator windings.
This basic working principle is applicable to various types of AC motors, including induction motors and synchronous motors. However, the specific construction and design of the motor may vary depending on the type and intended application.
editor by CX 2024-03-06
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