Motor Data & Drawings
YBX4 Flameproof Induction Motors
The YBX4 series of super-premium efficiency flameproof three-phase induction motors covers 0.18–315 kW in 2- to 10-pole versions, frame sizes 80–355, with Ex marking Ex d IIB T4 Gb / Ex d IIC T4 Gb, IP55 enclosure, class F insulation and efficiency to China GB 18613-2020 grade 2. The tables below list all 121 standard models; open a model for mounting dimensions and outline drawings.
Overview
YBX4 motors are totally enclosed, fan-cooled, squirrel-cage flameproof induction motors developed by Shangli. Efficiency meets grade 2 of China GB 18613-2020, with low vibration and noise. They are designed for petroleum, chemical, mining, metallurgy and power plants where explosive gas atmospheres may be present, driving pumps, fans, compressors and other machinery.
Main specifications
- Frame sizes: 80–355
- Output: 0.18–315 kW
- Poles: 2, 4, 6, 8 and 10
- Rated voltage: 380 V (star up to 3 kW, delta above 3 kW); 660, 380/660, 400, 690, 400/690 V and other voltages available
- Rated frequency: 50 Hz or 60 Hz
- Insulation class 155 (F); duty S1; cooling IC411
- Enclosure: IP55
- Ex marking: Ex d IIB T4 Gb, Ex d IIC T4 Gb
- Mounting: IMB3; IMB5, IMB35, IMV1, IMB14, IMB34 and others available
- Environment: indoor (standard); outdoor (W), outdoor medium / strong anti-corrosion (WF1 / WF2), indoor medium / strong anti-corrosion (F1 / F2), humid tropical (TH), dry tropical (TA), outdoor humid tropical (THW) and outdoor dry tropical (TAW) available
Standards
- GB 755 Rotating electrical machines – rating and performance
- GB/T 1032 Test procedures for three-phase induction motors
- GB/T 1993 Cooling methods for rotating electrical machines
- GB 3836.1 Explosive atmospheres – Part 1: Equipment – General requirements
- GB 3836.2 Explosive atmospheres – Part 2: Equipment protection by flameproof enclosures “d”
- GB/T 4942.1 Degrees of protection provided by the integral design of rotating electrical machines (IP code)
- GB 10068 Mechanical vibration of machines with shaft heights 56 mm and higher
- GB/T 10069.1 and GB/T 10069.3 Measurement of airborne noise and noise limits for rotating electrical machines
- GB 18613 Minimum allowable values of energy efficiency and efficiency grades for electric motors
Interchangeable mounting dimensions
YBX3, YBX4 and YBX5 motors of the same frame size share the same mounting dimensions, so an existing YBX3 flameproof motor can be upgraded to YBX4 without changing the feet, shaft extension or flange.
All models
2-pole (3000 r/min synchronous)
| Model | Output kW | Frame | Speed r/min | Current A | Efficiency % | Power factor | Weight kg |
|---|---|---|---|---|---|---|---|
| YBX4-80M1-2 | 0.75 | 80M | 2825 | 1.6 | 83.5 | 0.83 | 36 |
| YBX4-80M2-2 | 1.1 | 80M | 2825 | 2.4 | 85.2 | 0.83 | 37 |
| YBX4-90S-2 | 1.5 | 90S | 2840 | 3.1 | 86.5 | 0.85 | 44 |
| YBX4-90L-2 | 2.2 | 90L | 2840 | 4.4 | 88 | 0.86 | 48 |
| YBX4-100L-2 | 3 | 100L | 2880 | 5.9 | 89.1 | 0.87 | 60 |
| YBX4-112M-2 | 4 | 112M | 2890 | 7.7 | 90 | 0.88 | 72 |
| YBX4-132S1-2 | 5.5 | 132S | 2900 | 10.4 | 90.9 | 0.88 | 92 |
| YBX4-132S2-2 | 7.5 | 132S | 2900 | 14.0 | 91.7 | 0.89 | 99 |
| YBX4-160M1-2 | 11 | 160M | 2930 | 20.2 | 92.6 | 0.89 | 145 |
| YBX4-160M2-2 | 15 | 160M | 2930 | 27.4 | 93.3 | 0.89 | 154 |
| YBX4-160L-2 | 18.5 | 160L | 2930 | 33.7 | 93.7 | 0.89 | 165 |
| YBX4-180M-2 | 22 | 180M | 2940 | 40.0 | 94 | 0.89 | 260 |
| YBX4-200L1-2 | 30 | 200L | 2950 | 54.2 | 94.5 | 0.89 | 297 |
| YBX4-200L2-2 | 37 | 200L | 2950 | 66.6 | 94.8 | 0.89 | 323 |
| YBX4-225M-2 | 45 | 225M | 2970 | 80.9 | 95 | 0.89 | 457 |
| YBX4-250M-2 | 55 | 250M | 2970 | 98.5 | 95.3 | 0.89 | 518 |
| YBX4-280S-2 | 75 | 280S | 2970 | 133.9 | 95.6 | 0.89 | 693 |
| YBX4-280M-2 | 90 | 280M | 2970 | 160.4 | 95.8 | 0.89 | 756 |
| YBX4-315S-2 | 110 | 315S | 2980 | 195.6 | 96 | 0.89 | 1174 |
| YBX4-315M-2 | 132 | 315M | 2980 | 234.2 | 96.2 | 0.89 | 1328 |
| YBX4-315L1-2 | 160 | 315L | 2980 | 283.6 | 96.3 | 0.89 | 1371 |
| YBX4-355S1-2 | (185) | 355S | 2980 | 327.3 | 96.5 | 0.89 | 1619 |
| YBX4-355S2-2 | (200) | 355S | 2980 | 353.8 | 96.5 | 0.89 | 1619 |
| YBX4-315L2-2 | (200) | 315L | 2980 | 353.8 | 96.5 | 0.89 | 1446 |
| YBX4-355M1-2 | (220) | 355M | 2980 | 389.2 | 96.5 | 0.89 | 1705 |
| YBX4-355M2-2 | 250 | 355M | 2980 | 432.6 | 96.5 | 0.91 | 1705 |
| YBX4-355L1-2 | (280) | 355L | 2980 | 484.5 | 96.5 | 0.91 | 1915 |
| YBX4-355L2-2 | 315 | 355L | 2980 | 545.0 | 96.5 | 0.91 | 2068 |
4-pole (1500 r/min synchronous)
| Model | Output kW | Frame | Speed r/min | Current A | Efficiency % | Power factor | Weight kg |
|---|---|---|---|---|---|---|---|
| YBX4-80M1-4 | 0.55 | 80M | 1390 | 1.3 | 83.9 | 0.74 | 34 |
| YBX4-80M2-4 | 0.75 | 80M | 1390 | 1.8 | 85.7 | 0.74 | 35 |
| YBX4-90S-4 | 1.1 | 90S | 1400 | 2.6 | 87.2 | 0.75 | 37 |
| YBX4-90L-4 | 1.5 | 90L | 1400 | 3.4 | 88.2 | 0.76 | 39 |
| YBX4-100L1-4 | 2.2 | 100L | 1420 | 4.7 | 89.5 | 0.79 | 56 |
| YBX4-100L2-4 | 3 | 100L | 1420 | 6.3 | 90.4 | 0.8 | 60 |
| YBX4-112M-4 | 4 | 112M | 1440 | 8.3 | 91.1 | 0.8 | 78 |
| YBX4-132S-4 | 5.5 | 132S | 1440 | 11.4 | 91.9 | 0.8 | 99 |
| YBX4-132M-4 | 7.5 | 132M | 1440 | 15.2 | 92.6 | 0.81 | 110 |
| YBX4-160M-4 | 11 | 160M | 1460 | 21.6 | 93.3 | 0.83 | 150 |
| YBX4-160L-4 | 15 | 160L | 1460 | 28.9 | 93.9 | 0.84 | 162 |
| YBX4-180M-4 | 18.5 | 180M | 1470 | 35.1 | 94.2 | 0.85 | 253 |
| YBX4-180L-4 | 22 | 180L | 1470 | 41.6 | 94.5 | 0.85 | 275 |
| YBX4-200L-4 | 30 | 200L | 1470 | 56.5 | 94.9 | 0.85 | 309 |
| YBX4-225S-4 | 37 | 225S | 1480 | 69.5 | 95.2 | 0.85 | 390 |
| YBX4-225M-4 | 45 | 225M | 1480 | 84.3 | 95.4 | 0.85 | 422 |
| YBX4-250M-4 | 55 | 250M | 1480 | 101.5 | 95.7 | 0.86 | 536 |
| YBX4-280S-4 | 75 | 280S | 1480 | 136.4 | 96 | 0.87 | 777 |
| YBX4-280M-4 | 90 | 280M | 1485 | 161.7 | 96.1 | 0.88 | 885 |
| YBX4-315S-4 | 110 | 315S | 1485 | 195.0 | 96.3 | 0.89 | 1195 |
| YBX4-315M-4 | 132 | 315M | 1485 | 233.8 | 96.4 | 0.89 | 1324 |
| YBX4-315L1-4 | 160 | 315L | 1485 | 279.6 | 96.6 | 0.90 | 1397 |
| YBX4-355S1-4 | (185) | 355S | 1488 | 323.0 | 96.7 | 0.90 | 1672 |
| YBX4-315L-4 | 185 | 315L | 1485 | 323.0 | 96.7 | 0.90 | 1507 |
| YBX4-355S2-4 | (200) | 355S | 1488 | 349.2 | 96.7 | 0.90 | 1718 |
| YBX4-315L2-4 | 200 | 315L | 1485 | 349.2 | 96.7 | 0.90 | 1507 |
| YBX4-355M1-4 | (220) | 355M | 1488 | 384.1 | 96.7 | 0.90 | 1804 |
| YBX4-355M2-4 | 250 | 355M | 1488 | 436.5 | 96.7 | 0.90 | 1865 |
| YBX4-355L1-4 | (280) | 355L | 1488 | 488.8 | 96.7 | 0.90 | 2061 |
| YBX4-355L2-4 | 315 | 355L | 1488 | 549.9 | 96.7 | 0.90 | 2174 |
6-pole (1000 r/min synchronous)
| Model | Output kW | Frame | Speed r/min | Current A | Efficiency % | Power factor | Weight kg |
|---|---|---|---|---|---|---|---|
| YBX4-80M1-6 | 0.37 | 80M | 931 | 1.0 | 78 | 0.70 | 32 |
| YBX4-80M2-6 | 0.55 | 80M | 933 | 1.5 | 80.9 | 0.70 | 35 |
| YBX4-90S-6 | 0.75 | 90S | 938 | 2.0 | 82.7 | 0.70 | 35 |
| YBX4-90L-6 | 1.1 | 90L | 938 | 2.8 | 84.5 | 0.70 | 37 |
| YBX4-100L-6 | 1.5 | 100L | 941 | 3.7 | 85.9 | 0.71 | 55 |
| YBX4-112M-6 | 2.2 | 112M | 964 | 5.4 | 87.4 | 0.71 | 67 |
| YBX4-132S-6 | 3 | 132S | 979 | 7.2 | 88.6 | 0.71 | 88 |
| YBX4-132M1-6 | 4 | 132M | 979 | 9.4 | 89.5 | 0.72 | 95 |
| YBX4-132M2-6 | 5.5 | 132M | 979 | 12.8 | 90.5 | 0.72 | 104 |
| YBX4-160M-6 | 7.5 | 160M | 983 | 16.4 | 91.3 | 0.76 | 140 |
| YBX4-160L-6 | 11 | 160L | 984 | 23.5 | 92.3 | 0.77 | 165 |
| YBX4-180L-6 | 15 | 180L | 988 | 30.7 | 92.9 | 0.80 | 236 |
| YBX4-200L1-6 | 18.5 | 200L | 990 | 37.6 | 93.4 | 0.80 | 259 |
| YBX4-200L2-6 | 22 | 200L | 990 | 44.0 | 93.7 | 0.81 | 302 |
| YBX4-225M-6 | 30 | 225M | 991 | 59.0 | 94.2 | 0.82 | 390 |
| YBX4-250M-6 | 37 | 250M | 993 | 71.7 | 94.5 | 0.83 | 510 |
| YBX4-280S-6 | 45 | 280S | 994 | 86.9 | 94.8 | 0.83 | 709 |
| YBX4-280M-6 | 55 | 280M | 995 | 104.6 | 95.1 | 0.84 | 786 |
| YBX4-315S-6 | 75 | 315S | 995 | 142.2 | 95.4 | 0.84 | 1155 |
| YBX4-315M-6 | 90 | 315M | 995 | 168.3 | 95.6 | 0.85 | 1277 |
| YBX4-315L1-6 | 110 | 315L | 995 | 205.2 | 95.8 | 0.85 | 1375 |
| YBX4-315L2-6 | 132 | 315L | 995 | 242.9 | 96.0 | 0.86 | 1467 |
| YBX4-355S-6 | 160 | 355S | 995 | 293.8 | 96.2 | 0.86 | 1754 |
| YBX4-355M1-6 | (185) | 355M | 995 | 335.9 | 96.2 | 0.86 | 1815 |
| YBX4-355M2-6 | 200 | 355M | 996 | 366.9 | 96.3 | 0.86 | 1866 |
| YBX4-355L1-6 | (220) | 355L | 996 | 399.0 | 96.3 | 0.86 | 2070 |
| YBX4-355L2-6 | 250 | 355L | 996 | 457.7 | 96.5 | 0.86 | 2180 |
8-pole (750 r/min synchronous)
| Model | Output kW | Frame | Speed r/min | Current A | Efficiency % | Power factor | Weight kg |
|---|---|---|---|---|---|---|---|
| YBX4-80M1-8 | 0.18 | 80M | 650 | 0.7 | 67.2 | 0.61 | 33 |
| YBX4-80M2-8 | 0.25 | 80M | 650 | 0.9 | 70.8 | 0.61 | 34 |
| YBX4-90S-8 | 0.37 | 90S | 670 | 1.2 | 74.3 | 0.61 | 41 |
| YBX4-90L-8 | 0.55 | 90L | 670 | 1.8 | 77 | 0.61 | 44 |
| YBX4-100L1-8 | 0.75 | 100L | 690 | 2.2 | 78.4 | 0.66 | 51 |
| YBX4-100L2-8 | 1.1 | 100L | 690 | 3.1 | 80.8 | 0.67 | 54 |
| YBX4-112M-8 | 1.5 | 112M | 690 | 4.0 | 82.6 | 0.69 | 62 |
| YBX4-132S-8 | 2.2 | 132S | 710 | 5.7 | 84.5 | 0.70 | 89 |
| YBX4-132M-8 | 3 | 132M | 710 | 7.6 | 85.9 | 0.70 | 95 |
| YBX4-160M1-8 | 4 | 160M | 720 | 9.8 | 87.1 | 0.71 | 120 |
| YBX4-160M2-8 | 5.5 | 160M | 720 | 13.1 | 88.3 | 0.72 | 132 |
| YBX4-160L-8 | 7.5 | 160L | 730 | 17.2 | 89.3 | 0.74 | 155 |
| YBX4-180L-8 | 11 | 180L | 730 | 25.0 | 90.4 | 0.74 | 221 |
| YBX4-200L-8 | 15 | 200L | 730 | 33.3 | 91.2 | 0.75 | 280 |
| YBX4-225S-8 | 18.5 | 225S | 740 | 40.9 | 91.7 | 0.75 | 330 |
| YBX4-225M-8 | 22 | 225M | 740 | 47.8 | 92.1 | 0.76 | 350 |
| YBX4-250M-8 | 30 | 250M | 740 | 63.9 | 92.7 | 0.77 | 472 |
| YBX4-280S-8 | 37 | 280S | 740 | 77.4 | 93.1 | 0.78 | 580 |
| YBX4-280M-8 | 45 | 280M | 740 | 93.9 | 93.4 | 0.78 | 630 |
| YBX4-315S-8 | 55 | 315S | 740 | 111.5 | 93.7 | 0.80 | 884 |
| YBX4-315M-8 | 75 | 315M | 740 | 151.2 | 94.2 | 0.80 | 1000 |
| YBX4-315L1-8 | 90 | 315L | 740 | 178.8 | 94.4 | 0.81 | 1000 |
| YBX4-315L2-8 | 110 | 315L | 740 | 217.9 | 94.7 | 0.81 | 1250 |
| YBX4-355S-8 | 132 | 355S | 740 | 260.9 | 94.9 | 0.81 | 1630 |
| YBX4-355M-8 | 160 | 355M | 742 | 311.7 | 95.1 | 0.82 | 1762 |
| YBX4-355L1-8 | (185) | 355L | 742 | 360.5 | 95.1 | 0.82 | 1880 |
| YBX4-355L2-8 | 200 | 355L | 742 | 388.5 | 95.4 | 0.82 | 2026 |
10-pole (600 r/min synchronous)
| Model | Output kW | Frame | Speed r/min | Current A | Efficiency % | Power factor | Weight kg |
|---|---|---|---|---|---|---|---|
| YBX4-315S-10 | 45 | 315S | 590 | 100.8 | 91.2 | 0.75 | 958 |
| YBX4-315M-10 | 55 | 315M | 590 | 122.6 | 91.8 | 0.75 | 1080 |
| YBX4-315L1-10 | 75 | 315L | 590 | 163.9 | 92.3 | 0.76 | 1220 |
| YBX4-355S-10 | (90) | 355S | 593 | 192.8 | 92.8 | 0.77 | 1526 |
| YBX4-315L2-10 | 90 | 315L | 590 | 192.8 | 92.8 | 0.77 | 1405 |
| YBX4-355M1-10 | 110 | 355M | 593 | 232.1 | 93.0 | 0.78 | 1570 |
| YBX4-355M2-10 | 132 | 355M | 593 | 277.4 | 93.3 | 0.78 | 1668 |
| YBX4-355L1-10 | 160 | 355L | 593 | 336.2 | 93.3 | 0.78 | 1964 |
| YBX4-355L2-10 | (185) | 355L | 593 | 388.7 | 93.3 | 0.78 | 2074 |
Guaranteed values at 380 V, 50 Hz, duty S1. Rated torque is calculated as T = 9550 × P / n. Outputs in brackets are non-preferred ratings. Final values are those in the routine test report.