China Professional Induction Motor, High Voltage Slip Ring Indution Motor for Rolling Mill vacuum pump connector

Product Description



1. Standard Features


  • NEMA Premium Efficiency Level according to NEMA Y
  • Three-phase, 50, 60 Hz
  • Voltage: 3000 to 11000 V
  • Rated output: up to 12500 kw
  • Number of poles: 2 ,4,6,8,10 or 12poles
  • Frame sizes: 450 mm to 630mm
  • Cast aluminium squirrel cage for rotor
  • Degree of protection: IP23 to IP54(Totally enclosed)
  • Class insulation F with class (120ºC) temperature rise
  • Grease nipples for frame 450 to 630MM
  • Continuous Duty (S1)
  • With thermal protection PTC140 ºC or PT100
  • Other optional features under request

Descriptions of ac motor

Comparison of different series high torque motor
No. Squirrel cage ac motor Y YKK YKS
Slip ring ac motor YR YRKK YRKS
1 Structure Box-type construction, made up of steel plates welded with each other
2 Cooling method IC01 or (IC11, IC21, IC31) IC611 or IC616 IC81W
3 Natural ventilation, with top mounted protection cover With top mounted air-air cooler With top mounted air-water cooler
4 Protection type IP23 IP44 or IP54(totally enclosed) IP44 or IP54 (totally enclosed)
5 Insulation F
6 Mounting arrangement IMB3
7 Voltage available 6kv, 10kv or other
8 Frequency available 50Hz , 60Hz

Our Strength:

Furthermore, in order to distinguish us from competitors, to grow even further and gain more market share, we decided to invest most of its profits in specializing and acquired the quality certificate of ISO9001 , passed CE.At the same time we has dozens of Utility Model Patents. We also made a cooperation with ZheJiang Electrical Apparatus Research Institute (Group) Co.,Ltd, as special motor production base for SEARI in 2005 . Now participates in many international tenders and exports to many countries around the world through everyone’s efforts in Hengli

Packing & Transport of Product:


Production of system: 


We strictly check on every step of the production chain to ensure links is good in quality, to satisfy customers’ demand and ensure delivery at the same time. advanced equipment and complete internal supply chain, from punching, laminating, welding, machining, winding, embedded line, dipping, assembled to test, all the procedures are done in-house to ensure quality.

Warranty Period: 

   The motor could work well within 1 year’s using period or no less than 13 months from departure date of our company(subject to the first) if the user use and store the motor properly according to the instruction .

   If the motor is damaged or can not work normally within the stipulated time due to the poor quality , our company will repair and replace the spare parts or motors free of charge ,while all entry and exit costs borne by the buyer.

Service after the  Warranty Period :


  Our company implements the lifelong paid service if malfunction occurs after the warranty period, we will supply the required easy-weared parts and spare parts at cost price. After sales- service personnel will call back the user irregularly.

Application: Industrial
Speed: Variable Speed
Number of Stator: Three-Phase
Function: Driving
Casing Protection: Explosion-Proof Type
Number of Poles: 4

induction motor

How do manufacturers ensure the quality and reliability of induction motors?

Manufacturers employ several measures and quality control processes to ensure the quality and reliability of induction motors. Here are some key steps taken by manufacturers:

  • Design and Engineering:
    • Manufacturers invest significant resources in the design and engineering of induction motors.
    • Experienced engineers use advanced computer-aided design (CAD) software to develop motor designs that meet performance specifications and industry standards.
    • Design considerations include efficient cooling, optimal winding configurations, and robust mechanical construction.
  • Material Selection:
    • Manufacturers carefully select high-quality materials that meet or exceed industry standards.
    • They use premium-grade electrical steel laminations for the motor core to minimize energy losses and maximize efficiency.
    • Copper or aluminum conductors with appropriate insulation are chosen for the motor windings to ensure reliable electrical performance.
  • Stringent Manufacturing Processes:
    • Manufacturers follow stringent manufacturing processes to ensure consistency and quality throughout production.
    • They employ advanced machinery and automation to achieve precise manufacturing tolerances and reduce human error.
    • Quality control checks are performed at various stages of the manufacturing process to identify and rectify any issues.
  • Testing and Inspection:
    • Induction motors undergo rigorous testing and inspection procedures to verify their performance and reliability.
    • Manufacturers conduct various tests, such as electrical tests, mechanical tests, insulation tests, and performance tests.
    • These tests ensure that the motors meet or exceed specified parameters for voltage, current, power factor, efficiency, torque, and speed.
    • Inspection processes involve visual inspections, dimensional checks, and verification of critical components.
  • Certifications and Compliance:
    • Reputable manufacturers ensure that their induction motors comply with relevant industry standards and regulations.
    • They obtain certifications, such as ISO 9001 for quality management systems, and adhere to specific standards like IEC (International Electrotechnical Commission) or NEMA (National Electrical Manufacturers Association).
    • Certifications and compliance demonstrate the manufacturer’s commitment to producing high-quality and reliable products.
  • Customer Feedback and Continuous Improvement:
    • Manufacturers value customer feedback and use it as a valuable source of information for continuous improvement.
    • They actively engage with customers to understand their needs and address any concerns or issues promptly.
    • Feedback helps manufacturers refine their designs, manufacturing processes, and quality control measures to enhance the overall quality and reliability of their induction motors.

By implementing these measures, manufacturers strive to ensure that their induction motors meet the highest standards of quality and reliability. Continuous improvement and adherence to industry best practices enable manufacturers to deliver products that perform consistently and reliably in a wide range of applications.

induction motor

How do induction motors impact the overall productivity of manufacturing processes?

Induction motors have a significant impact on the overall productivity of manufacturing processes. Their reliable performance, efficiency, and versatility contribute to increased productivity and operational efficiency. Here’s a detailed explanation of how induction motors impact manufacturing processes:

Power and Energy Efficiency:

Induction motors are known for their high power density and energy efficiency. They convert electrical energy into mechanical energy with minimal losses, making them cost-effective and environmentally friendly. The efficient operation of induction motors reduces energy consumption and lowers utility costs, directly contributing to improved productivity by reducing operational expenses.

Reliability and Durability:

Induction motors are robust and reliable machines that can withstand demanding industrial environments. Their simple design, absence of brushes and commutators, and use of rugged components make them highly durable and resistant to wear and tear. The reliability of induction motors translates into reduced downtime, fewer maintenance requirements, and uninterrupted production, all of which contribute to increased productivity.

Wide Range of Applications:

Induction motors find applications across various manufacturing processes and industries. They are versatile and can be used in a wide range of machinery and equipment, such as pumps, fans, compressors, conveyors, mixers, and more. The availability of induction motors for different power ratings and speeds allows manufacturers to select motors that precisely match their process requirements, resulting in optimized performance and productivity.

Control and Automation:

Induction motors can be integrated with advanced control systems and automation technologies, enhancing their functionality and control capabilities. By using Variable Frequency Drives (VFDs) and Programmable Logic Controllers (PLCs), manufacturers can precisely control motor speed, torque, and performance. This level of control enables fine-tuning of manufacturing processes, improved process control, and optimized energy consumption, leading to increased productivity.

Start-up and Ramp-up Capability:

Induction motors offer excellent start-up and ramp-up capability, allowing manufacturing processes to achieve the desired operating conditions quickly. The high starting torque of induction motors enables efficient motor start-up, reducing the time required for equipment warm-up and reaching the desired production levels faster. This capability contributes to overall productivity by minimizing production delays and maximizing output.

Scalability and Flexibility:

Induction motors provide scalability and flexibility to manufacturing processes. They can be easily adapted to meet changing production requirements, allowing for increased or decreased motor power, speed, or control parameters. This flexibility enables manufacturers to optimize their processes, adjust to market demands, and efficiently utilize their equipment, resulting in improved productivity and responsiveness.

Overall Equipment Effectiveness (OEE):

Induction motors play a crucial role in improving Overall Equipment Effectiveness (OEE) in manufacturing processes. OEE is a measure of how effectively equipment is utilized to produce quality products at the desired rate. By delivering reliable performance, energy efficiency, and control capabilities, induction motors contribute to increased equipment availability, reduced downtime, and enhanced production quality, all of which positively impact OEE and overall productivity.

In conclusion, induction motors significantly impact the overall productivity of manufacturing processes. Their power and energy efficiency, reliability, versatility, control and automation capabilities, start-up and ramp-up capability, scalability and flexibility, and contribution to Overall Equipment Effectiveness (OEE) make them essential components in modern manufacturing, enabling efficient and productive operations.

induction motor

How does an induction motor ensure efficient and reliable performance?

An induction motor is designed and engineered to ensure efficient and reliable performance. Here’s a detailed explanation of how an induction motor achieves these qualities:

  • Robust Construction:
    • Induction motors are built with robust construction techniques and materials to withstand the demands of various applications.
    • The stator and rotor cores are typically made from laminated steel sheets, which reduce eddy current losses and improve magnetic flux efficiency.
    • The rotor is often constructed as a squirrel cage, consisting of short-circuited conductive bars or loops, which enhances durability and eliminates the need for maintenance-prone components like brushes and commutators.
  • Efficient Design:
    • Induction motors are designed for high efficiency, which means they convert a significant portion of the electrical input power into useful mechanical power.
    • The rotor design and the air gap between the rotor and stator are optimized to minimize energy losses and maximize torque production.
    • The stator windings are carefully designed to produce a rotating magnetic field with minimal copper losses and magnetic flux leakage.
    • Efficiency is further improved by using high-quality materials with low electrical resistance for the stator windings and rotor conductors.
  • Self-Starting Capability:
    • Induction motors have a self-starting capability, meaning they can start and accelerate to their operating speed without the need for additional starting mechanisms.
    • When the motor is connected to an AC power supply, the rotating magnetic field generated by the stator windings induces voltage and current in the rotor, initiating rotation.
    • This self-starting feature eliminates the need for complex and maintenance-prone starting mechanisms, resulting in a reliable and hassle-free motor operation.
  • Low Maintenance:
    • Induction motors are known for their low maintenance requirements.
    • They do not have brushes or commutators that require regular replacement or servicing.
    • The absence of these components reduces wear and maintenance costs, making induction motors highly reliable and cost-effective.
  • Protection Mechanisms:
    • Induction motors are equipped with various protection mechanisms to ensure safe and reliable operation.
    • Thermal protection devices, such as thermal overload relays or thermistors, are used to monitor the motor’s temperature and prevent overheating.
    • Overcurrent and short-circuit protection devices, such as circuit breakers or fuses, safeguard the motor against excessive current and electrical faults.
    • Voltage and phase protection devices help protect the motor from voltage fluctuations and phase imbalances, which can cause damage or affect performance.
  • Efficient Cooling:
    • Induction motors are designed with effective cooling mechanisms to dissipate heat generated during operation.
    • Fans or other cooling methods are employed to circulate air over the motor’s internal components, ensuring optimal operating temperatures.
    • Proper cooling minimizes temperature rise, prevents insulation degradation, and extends the motor’s lifespan and performance.
  • Quality Manufacturing:
    • Induction motors are manufactured using quality control measures to ensure consistent performance and reliability.
    • Manufacturers adhere to industry standards and conduct rigorous testing and inspection procedures during the production process.
    • This attention to quality ensures that each motor meets the required specifications and performs reliably in various operating conditions.

By incorporating these features and design considerations, induction motors deliver efficient and reliable performance, making them a popular choice for a wide range of applications in industries and everyday use.

China Professional Induction Motor, High Voltage Slip Ring Indution Motor for Rolling Mill   vacuum pump connector	China Professional Induction Motor, High Voltage Slip Ring Indution Motor for Rolling Mill   vacuum pump connector
editor by CX 2023-10-20