Product Model: YBX4 High-Efficiency Flameproof Three-Phase Asynchronous Motor


PRODUCT OVERVIEW
Introducing the YBX4 Series, a pinnacle of innovation in ultra-high efficiency flameproof three-phase induction motors. These motors are engineered with precision by Zhejiang Queshi Explosion Proof Motor Co., Ltd, designed to deliver unmatched performance with a robust, totally enclosed construction. The efficiency benchmarks align with the stringent energy-saving standards as per GB/T18613-2020, ensuring the motors meet minimum energy efficiency values and grades with excellence. This series is compliant with international standards GB/T 3836.1 and GB/T 3836.2, which cover both the qualification requirements for explosive environments and the protective equipment for flameproof enclosures, respectively. Our motors feature an advanced flameproof design, making them ideal for driving mechanical equipment in explosive gas atmospheres. Certified under Ex db I Mb, Ex db IA T 1-4/Gb, Ex db IIB T 1-4/GB, Ex db IC T 1-4 Gb categories, they are suitable for environments with explosive gas mixtures in temperature groups T1 to T4.Product Qualification Certification
Before placing your order, if your project requires specific product qualifications, we highly recommend consulting our dedicated customer service team for detailed guidance and assistance.
Factory Shoot

Model | RatedOutput | Speed | Input Current | Rated current IN | Efficiency | PowerFactor | Rated Tower(Tn) | TST/TFL | IST/TFL | TM/TFL | Noise |
YBX4-80M1-2 | 0.75 | 2875 | 380 | 1.62 | 83.5 | 0.83 | 2.5 | 2.2 | 8.5 | 2.3 | 62 |
YBX4-80M2-2 | 1.1 | 2885 | 380 | 2.32 | 85.2 | 0.83 | 3.65 | 2.2 | 8.5 | 2.3 | 62 |
YBX4-90S-2 | 1.5 | 2890 | 380 | 3.06 | 86.5 | 0.85 | 4.97 | 2.2 | 9.0 | 2.3 | 67 |
YBX4-90L-2 | 2.2 | 2895 | 380 | 4.36 | 88 | 0.86 | 7.32 | 2.2 | 9.0 | 2.3 | 67 |
YBX4-100L-2 | 3 | 2900 | 380 | 5.84 | 89.1 | 0.87 | 9.88 | 2.2 | 9.5 | 2.3 | 74 |
YBX4-112M-2 | 4 | 2915 | 380 | 7.64 | 90 | 0.88 | 13.2 | 2.2 | 9.5 | 2.3 | 77 |
YBX4-132S1-2 | 5.5 | 2925 | 380 | 10.3 | 90.9 | 0.88 | 18 | 2.0 | 9.5 | 2.3 | 79 |
YBX4-132S2-2 | 7.5 | 2925 | 380 | 13.9 | 91.7 | 0.89 | 24.7 | 2.0 | 9.5 | 2.3 | 79 |
YBX4-160M1-2 | 11 | 2940 | 380 | 20.2 | 92.6 | 0.89 | 35.7 | 2.0 | 9.5 | 2.3 | 81 |
YBX4-160M2-2 | 15 | 2940 | 380 | 27.4 | 93.3 | 0.89 | 48.9 | 2.0 | 9.5 | 2.3 | 81 |
YBX4-160l-2 | 18.5 | 2940 | 380 | 33.6 | 93.7 | 0.89 | 60.3 | 2.0 | 9.5 | 2.3 | 81 |
YBX4-180M-2 | 22 | 2945 | 380 | 39.8 | 94.0 | 0.89 | 71.3 | 2.0 | 9.5 | 2.3 | 83 |
YBX4-200L1-2 | 30 | 2970 | 380 | 54.2 | 94.5 | 0.89 | 96.5 | 2.0 | 9.0 | 2.3 | 84 |
YBX4-200L2-2 | 37 | 2970 | 380 | 66.6 | 94.8 | 0.89 | 119 | 2.0 | 9.0 | 2.3 | 84 |
YBX4-225M-2 | 45 | 2970 | 380 | 80.8 | 95.0 | 0.89 | 145 | 2.0 | 9.0 | 2.3 | 86 |
YBX4-250M-2 | 55 | 2970 | 380 | 98.5 | 95.3 | 0.89 | 177 | 2.0 | 9.0 | 2.3 | 89 |
YBX4-280S-2 | 75 | 2980 | 380 | 134 | 95.6 | 0.89 | 241 | 1.8 | 8.5 | 2.3 | 91 |
YBX4-280M-2 | 90 | 2980 | 380 | 160 | 95.8 | 0.89 | 289 | 1.8 | 8.5 | 2.3 | 91 |
YBX4-315S-2 | 110 | 2985 | 380 | 196 | 96.0 | 0.89 | 353 | 1.8 | 8.5 | 2.3 | 92 |
YBX4-315M-2 | 132 | 2985 | 380 | 235 | 96.2 | 0.89 | 423 | 1.8 | 8.5 | 2.3 | 92 |
YBX4-315L1-2 | 160 | 2985 | 380 | 284 | 96.3 | 0.89 | 513 | 1.8 | 8.5 | 2.2 | 92 |
YBX4-315L2-2 | 185 | 2985 | 380 | 328 | 96.5 | 0.89 | 593 | 1.8 | 8.5 | 2.2 | 92 |
YBX4-315L3-2 | 200 | 2985 | 380 | 355 | 96.5 | 0.89 | 641 | 1.8 | 8.5 | 2.2 | 92 |
YBX4-355M1-2 | 220 | 2990 | 380 | 381 | 96.5 | 0.91 | 705 | 1.6 | 8.5 | 2.2 | 100 |
YBX4-355M2-2 | 250 | 2990 | 380 | 433 | 96.5 | 0.91 | 801 | 1.6 | 8.5 | 2.2 | 100 |
YBX4-355L1-2 | 280 | 2990 | 380 | 484 | 96.5 | 0.91 | 897 | 1.6 | 8.5 | 2.2 | 100 |
YBX4-355L2-2 | 315 | 2990 | 380 | 545 | 96.5 | 0.91 | 1009 | 1.6 | 8.5 | 2.2 | 100 |
YBX4-3551-2 | 355 | 2990 | 380 | 613 | 96.5 | 0.91 | 1138 | 0.9 | 8.6 | 1.8 | 104 |
YBX4-3552-2 | 375 | 2990 | 380 | 655 | 96.5 | 0.91 | 1202 | 0.9 | 8.6 | 1.8 | 104 |