English
The 2000KW High Voltage Electric Motor is a reliable and efficient solution designed for demanding industrial applications. Covering a wide power range from 0.55KW to 20,000KW and voltage levels from 380V to 13.8KV, it delivers stable performance under heavy-duty operating conditions. This series is widely applied in general mechanical equipment such as fans, pumps, compressors, crushers, chip machines, and transportation machinery. It is also suitable for use in key industries including petroleum, chemical, coal, power stations, metallurgy, transportation, textile, pharmaceutical, and grain processing. With strong overload capacity, high efficiency, and durable construction, the motor ensures long service life and reduced maintenance costs, making it an ideal choice for industrial systems requiring continuous and reliable power output.
YKK(AMI ) series high-voltage three-phase asynchronous motor (frame size 355~1120mm) is a series of products developed by our company by introducing, absorbing and digesting advanced technology at home and abroad, adopting modern advanced field analysis technology for electromagnetic calculation, and making fine calculation and optimal design for various losses, wind resistance and strength of each component of the motor. The series of products are developed through mature and reliable design and production system, combined with the company's over seventy years of experience in manufacturing medium and large high-voltage AC motors; the manufacturing of high-quality materials and scientific processing technology, so that it has the advantages of high efficiency, low noise, low vibration, high reliability and easy installation and maintenance.
The series products are mainly used in general mechanical equipment such as fans, pumps, compressors, crushers, chip machines, transportation machinery or other similar mechanical equipment in petroleum, chemical, coal, power station, metallurgy, transportation, textile, pharmaceutical and grain processing industries.
1.After absorbing and digesting the advanced technology at home and abroad, the company uses the "field and circuit" combination method for electromagnetic design of this series, which improves the calculation accuracy of electromagnetism and can provide accurate maximum torque multiplier, and the overload capacity of the motor is effectively guaranteed. Using FEM mechanical analysis method for structural design, and constantly verified by practice, can accurately apply boundary conditions to the established mechanical model, thus solving the accuracy of the use of materials, control the vibration and noise of the motor; at the same time, FEM mechanical analysis method is applicable to various cooling methods, high accuracy and intuitive air volume distribution, improve the level of temperature rise calculation in motor design, reduce ventilation losses, and improve motor efficiency.
Power range: 0.55KW ~20,000KW
Voltage range: 380V to 13.8KV
Shaft height: 355mm-1120mm
Frame: Cast iron, steel
Stator: Copper
Rotor: Copper/aluminum
Shaft: ASTM1045 Steel
Bearing: SKF, FAG or equivalent Chinese brands
All the measuring apparatus and instruments are calibrated each year.
Quality inspection and control for each item
| Name | Inspection item |
| Coil | 1. Physical and chemical tests for raw materials |
| 2. Coil winding process inspection | |
| 3. Winding dimension inspection | |
| Iron Core | 1. Physical and chemical test report for silicon steel sheet material |
| 2. Lamination burrs and paint film inspection | |
| 3. Dimensional inspection of laminated steel sheet | |
| Frame | 1.Cold welding parts conformity certificate |
| 2. Finish machining inspection | |
| Rotor | 1. Rotor core lamination inspection |
| 2. Conducting bar welding | |
| 3. Check the material, appearance, conductivity and size of the conducting bar end ring | |
| 4. Check the fastening of the conducting bars in the slots | |
| 5. Dimensional check, including iron core outer diameter | |
| 6. Dynamic balance correction | |
| Shaft | 1. Raw material , annealing check |
| 2 Finish machining check | |
| Stator | 1. Iron core compactness check |
| 2. Check iron core length and section length | |
| 3 Inserting winding check | |
| 4. Iron consumption check | |
| Assembly | 1. Plain bearing size and surface quality check |
| 2. Check the size of the air gap, the coincidence of the axial centerline of the stator and rotor core, the gap of inner fan and windshield | |
| 3 Cleaning check inside the motor | |
| 4 Shaft center height and installation size check | |
| Test | 1. Routine test |
| 2. Type test |
Test Items
Each motor must be tested before leaving the factory. Only all the items are qualified, can the motor be delivered. Each motor will have a test report.
| Routine test items | lype test items |
| Winding three-phase DC resistance | Full load input power |
| Winding insulation resistance to ground | Full load current |
| Winding withstand voltage test | Stator winding loss |
| No-load current | Rotor winding loss |
| No-load power | Iron loss |
| No-load loss | Mechanical loss |
| Three-phase no-load current imbalance | Other losses |
| Locked rotor current | Full-load slip ratio |
| Locked rotor torque | Stator winding temperature rise |
| Maximum torque | Bearing temperature |
| Rotation direction | Thermal winding insulation resistance |
| Vibration: horizontal, vertical, axial | Overload test |
| Noise | Full-load power factor |
| ... | Efficiency |
| ... |
Standard total coating thickness reaches 120 microns, consisting of a 40-micron primer layer plus an 80-micron topcoat layer.
Our certified professional painters can custom-match and apply any color as per customer demands.
Export-grade seaworthy packaging is provided as standard.
Options include plywood crates or fumigated wooden cases, fully suitable for long-distance ocean freight transportation.
Standard warranty covers 12 months upon equipment commissioning or 18 months after shipment, whichever occurs earlier.
Please get in touch with our team for information regarding extended warranty solutions
Y2HV Series High-Voltage 3-Phase Asynchronous Motors (Frame Sizes 355–630 mm) are developed by integrating German technology with our rich experience in manufacturing high-voltage flameproof motors. Adopting advanced new processes and premium selected raw materials, this product line delivers high-efficiency performance. Featuring stable and reliable operation, compact structure, low vibration, low noise, lightweight design and outdoor adaptability, these motors meet China’s National Grade 3 Energy Efficiency Standard. Certified for Zone 1 and Zone 2 hazardous locations with explosive gas atmospheres, they act as versatile prime movers widely deployed in mining, general machinery, petrochemical, power plant and other industries to drive various common equipment including compressors, pumps, crushers, winches, centrifuges, scrap shredders, cutting machines and belt conveyors, making them an ideal general drive solution.
Revised Version (same meaning, professional industrial English, smoother & less Chinglish) Developed by integrating mature domestic and international technologies, the Y and YKK series high-voltage three-phase asynchronous motors cover frame sizes ranging from 355 mm to 1120 mm. We adopt cutting-edge electromagnetic field analysis simulation for precise computation, carrying out refined calculation and optimized design for power loss, wind resistance and structural strength of every motor component. Backed by a stable, proven design and production system alongside over 70 years of experience manufacturing medium and large high-voltage AC motors, these motors are produced with premium raw materials and standardized precision machining processes. They deliver outstanding comprehensive performance including high energy efficiency, low noise, slight vibration, reliable operation, as well as simple installation and convenient routine maintenance.
Developed in-house after absorbing advanced design and manufacturing techniques from US Westinghouse and German LDW, our optimized YL Series vertical three-phase asynchronous motors benefit from over seven decades of our high-voltage motor development experience. Split into YLKK and YLKS subseries with separate cooling configurations, they can fully accommodate customized cooling requirements for different applications.
Developed by Changli through in-depth R&D and technology absorption from Westinghouse (USA) and LDW (Germany), the YR Series Wound Rotor Three-Phase Asynchronous Motors represent a premium advanced motor lineup. Boasting more than 70 years of experience in high-voltage motor design and production, we integrate world-leading international technologies with our mature proprietary expertise to manufacture long-lasting, high-performance motor products. The series comes in two cooling type submodels: YRKK and YRKS. Customized to satisfy various industrial cooling demands, they deliver outstanding versatility and stable reliability across a full spectrum of working scenarios.
Y, YKK Series High-Voltage Three-Phase Asynchronous Motors Covering frame sizes ranging from 355 mm to 1120 mm, the Y and YKK series high-voltage three-phase asynchronous motors are self-developed premium products of our company. We integrate state-of-the-art domestic and international technologies and deploy modern field analysis technology to carry out accurate electromagnetic computation. Every component undergoes optimized design with meticulous calibration of power loss, wind resistance and structural strength. With more than 70 years of expertise in producing medium and large high-voltage AC motors, paired with a mature, stable design and production system, we manufacture this series using premium raw materials and standardized processing techniques. The motors deliver prominent strengths including high efficiency, low noise, low vibration, outstanding operational dependability, plus simple installation and convenient maintenance.
Y, YKK series high-voltage three-phase asynchronous motors (frame size 355~1120mm) are a series of products developed by our company by introducing advanced technology at home and abroad, adopting modern advanced field analysis technology for electromagnetic calculation, and making fine calculation and optimal design for various losses, wind resistance and strength of each component of the motor. The series of products are developed through mature and reliable design and production system, combined with more than seventy years of experience in manufacturing medium and large high-voltage AC motors; with high-quality materials and scientific processing technology in manufacturing, the motors have the advantages of high efficiency, low noise, low vibration, high reliability and easy installation and maintenance.
Polished Professional Version (for product catalog) A4 Series and Y Series high voltage induction motors enjoy extensive application across multiple industries, including cement plants, mines, steelworks, metallurgical facilities, chemical factories, oil & gas industries and more. We are capable of manufacturing and customizing A4 Series three-phase asynchronous motors fully compliant with GOST standards. Technical Parameters Frame size: 355 mm – 1120 mm Power range: 220 kW ~ 12500 kW Poles: 2 – 16 poles Rated voltage: 3300 V, 4160 V, 6000 V, 6300 V, 6600 V, 10000 V, 11000 V, 13200 V Rated frequency: 50 Hz Protection class: IP23 Cooling method: IC01 Mounting arrangement: IC01 Rotation direction: Clockwise (CW) / Counter-clockwise (CCW) Minor corrections & optimization notes minings → mines; metallurgic plants → metallurgical facilities / metallurgical plants Standard unit format: kW, Hz, V with consistent spacing Fixed typo 132000V to 13200V (likely input slip error) Distinguished Cooling / Mounting with standard industry terms "method / arrangement" Rewrote stiff sentence "in conformity with" to natural industrial wording "fully compliant with" Removed redundant "etc." after listing complete major industries
Frame size: 355 mm ~ 1120 mm Power: 200 kW ~ 20 MW Number of poles: 2 ~ 16 poles Rated voltage: 3300 V, 4160 V, 6000 V, 6300 V, 6600 V, 10000 V, 11000 V, 13200 V Rated frequency: 50 Hz Protection degree: IP23 Cooling method: IC01 Mounting arrangement: IM1001 Rotation direction: Bi-directional
Founded in 1946, Changsha Changli Electric Co., Ltd. is a leading electric motor factory and a TOP 10 electric motor manufacturer in China. We manufacture and deliver asynchronous motors with squirrel cage or slip ring rotors, synchronous motors, explosion proof motors, tailor-made motors, etc. Power output: 0.55KW to 20MW Voltage: 380V to 13.8KV Frame size: 80mm to 1120mm
