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The YBX4 series flameproof ultra-high efficiency three-phase asynchronous motor is a fully enclosed, self-fan cooling squirrel cage motor manufactured using new materials and optimized design. It represents a new generation of energy-saving products with high efficiency, large starting torque, and low noise.
Efficiency levels meet Grade 2 specified in GB18613-2020 and are consistent with IE4 of IEC60034-30. Explosion-proof marks include: Ex db I AT4/BT4 Mb and Ex db II AT4/BT4/CT4 Gb.
| Type | Power (KW) | Power (HP) | Current (A) | Speed (r/min) | Efficiency (%) | CosΦ |
|---|---|---|---|---|---|---|
| YBX4-80M1-2 | 0.75 | 1 | 1.7 | 2880 | 80.7 | 0.82 |
| YBX4-90S-2 | 1.5 | 2 | 3.2 | 2890 | 84.2 | 0.84 |
| YBX4-100L-2 | 3 | 4 | 6.0 | 2910 | 87.1 | 0.87 |
| YBX4-132S1-2 | 5.5 | 7.5 | 10.6 | 2945 | 89.2 | 0.88 |
| YBX4-160M1-2 | 11 | 15 | 20.6 | 2950 | 91.2 | 0.89 |
| YBX4-160L-2 | 18.5 | 25 | 34.2 | 2950 | 92.4 | 0.89 |
| YBX4-200L1-2 | 30 | 40 | 54.9 | 2970 | 93.3 | 0.89 |
| YBX4-250M-2 | 55 | 75 | 98.5 | 2980 | 94.3 | 0.90 |
| YBX4-315L1-2 | 160 | 200 | 279 | 2975 | 95.6 | 0.91 |





