YE3 Series Three-Phase AC Asynchronous Motor A high-efficiency energy-saving motor compliant with international energy efficiency standards, widely used in general industrial equipment such as fans, pumps, compressors, machine tools, and conveying machinery for environments without special requirements.
**Product Overview**
The YE3 series motor is a high-efficiency, energy-saving three-phase asynchronous motor designed according to China’s GB18613-2020 and international IEC60034-30 standards. It achieves IE3 (China’s Level 3 energy efficiency) performance, featuring an elegant design, energy efficiency, low noise, minimal vibration, and reliable operation. As a government-promoted energy-saving product, it suits continuous operation equipment requiring energy efficiency, such as fans, pumps, and compressors, with applications spanning industries, agriculture, and construction.
**Technical Parameters**
– Frame Size: H63 to H355
– Power Range: 0.55kW to 315kW
– Poles: 2P, 4P, 6P
– Rated Voltage: 380V (customizable 660V or other voltages)
– Rated Frequency: 50Hz (supports 60Hz or other frequencies)
– Protection Class: IP55 (dustproof, splashproof)
– Insulation Class: F (155°C, B-rated performance at 80K)
– Cooling Method: IC411 (Totally Enclosed Fan-Cooled)
– Working Class: S1 (Continuous Duty)
– Mounting Type: IMB3, IMB5, IMB35 (compliant with IEC standards)
**Application Areas**
– **Industrial Equipment**: Fans, pumps, compressors, machine tools, conveyors, mixers, crushers
– **General Machinery**: Agricultural machinery, food processing equipment, packaging machinery, printing machinery
– **Harsh Environments**: Petroleum, chemical, mining, pharmaceutical, maritime, and outdoor settings (customizable for special environments)
– **Special Uses**: Certain models support power systems for ships and offshore engineering
**Product Features**
– **High Efficiency and Energy Saving**: 10% higher efficiency than Y2 series, with flat efficiency characteristics across 50%–100% load ranges
– **Reliable and Durable**: F-class insulation, high-strength cast iron housing, premium bearings, and silicon steel laminations ensure long lifespan and impact resistance
– **Low Noise and Vibration**: Optimized design for quiet operation and stable performance
– **Easy Maintenance**: Oil filling/draining devices without shutdown for motors with center heights ≥160
– **International Compatibility**: Dimensions and power ratings adhere to IEC standards, facilitating export equipment integration and spare part replacement
| Product Specification Parameters | |||
| rated voltage | 380V/660V | rated power | 0.55KW-315KW |
| frame size | H63-H355 | Installation type | B3/B5/B35 |
| Applicable Grade | 2P,4P,6P | cooling method | IC411 |
| thermal classification | F | working system | S1 |
| Protection level | IP54 | rated frequency | 50HZ |
| When there are special requirements for frequency, voltage, ambient air temperature, altitude, etc., please specify them when placing an order. | |||
| Product Working Environment | |||
| temperature range | The ambient air temperature varies with the seasons, but the maximum is +40°C, and the minimum ambient air temperature is -15°C | ||
| humidity | The monthly average maximum relative humidity in the wettest month is 90%, while the monthly average minimum temperature does not exceed 25°C (factory) | ||
| altitude | No more than 1000m | ||














