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TKK Series Synchronous Motor

TKK Series Synchronous Motors

The TKK Series Synchronous Motors are specially designed for metallurgical, mining, petrochemical, power, and large industrial equipment applications. They feature high efficiency, precision, and stable operation. The motors utilize a synchronous rotor design, ensuring stable power output under heavy-load and long-duration continuous operation, meeting the high reliability and performance requirements of industrial machinery.

The motors have a compact and robust structure, with optimized insulation systems and long-life bearings, capable of withstanding frequent starts, stops, and heavy-load conditions. They support a wide range of rated power, speed, cooling methods, and installation configurations, adaptable to various industrial system requirements.

  • Synchronous motor design for stable and efficient operation

  • High power density output, suitable for heavy-load continuous operation

  • Supports multiple installation forms, speeds, and cooling methods

  • Optimized insulation system and long-life bearings reduce maintenance costs

  • Suitable for metallurgical, mining, petrochemical, and power equipment

Applications: metallurgical rolling mills, mining crushing equipment, petrochemical pumps and compressors, generator sets, and other high-power industrial machinery.

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Excerpt:

The TKK series synchronous motor is designed for industrial applications requiring precise speed control, high efficiency, and reliable operation. With robust construction and excellent performance, it is ideal for power plants, heavy machinery, and industrial automation systems.

SIMO TKK Series Synchronous Motor: High-Efficiency and Stable Industrial Power Core

The SIMO TKK series synchronous motor is emerging as a preferred primary power solution across industries due to its outstanding performance and reliable stability.

Manufactured by Xi’an SIMO Motor Group, the TKK series comprises large three-phase synchronous motors designed for heavy-duty industrial applications. Equipped with thyristor excitation systems, these motors deliver efficient operation, robust construction, high efficiency, stable performance, and easy maintenance. They are widely used to drive fans, pumps, and compressors in industries such as petrochemical, chemical, and power generation.。


I. Product Overview and Key Features

1. Product Introduction

The TKK series synchronous motor is developed for demanding industrial environments. Its precise electromagnetic design and optimized cooling system ensure stable operation under harsh conditions. Fully compliant with JB/T 8667.1-2011 "Technical Conditions for Large Three-Phase Synchronous Motors" and other national standards, the TKK series guarantees reliability and compatibility.

With a modular design, the TKK series allows flexible configuration for different applications. Its box-type frame and horizontal installation, combined with sleeve bearings, provide long-term operational reliability.

2. Model Description

The TKK series follows a standardized naming convention. Example: TKK1600-4/1430

  • T: Synchronous motor
  • KK: Air-to-air cooler
  • 1600: Motor power 1600 kW
  • 4: Number of poles
  • 1430: Stator core outer diameter 1430 mm

This clear naming system helps customers quickly identify key parameters for selection and integration.

3. Core Technical Features

  • Optimized Cooling System: Air-to-air cooler ensures stable performance even in high-temperature environments.
  • Robust Insulation System: F-class stator windings with B-class temperature rise rating extend insulation life.
  • Superior Starting Performance: Supports full-voltage direct start, or reduced/soft start when supply capacity is limited.
  • Flexible Voltage Compatibility: Standard 6 kV, optional 10 kV; voltage deviation ±5%.

II. Technical Parameters and Performance Specifications

Parameter CategorySpecifications & Performance Indicators
Rated Power400 kW – 4000 kW (customizable)
Rated Voltage6 kV, 10 kV (optional 3 kV)
Frequency50 Hz
Pole Number4P, 10P, 12P, 14P, 16P, 18P, 20P, 24P
Power Factor0.9 (leading)
Protection ClassIP54 (customizable)
Cooling MethodForced air cooling, IC01, IC37 (customizable)
Insulation ClassF-class
Duty TypeS1 (continuous)
Mounting OptionsHorizontal, IM7311, IM5710, etc.

The TKK series also achieves low vibration and low noise due to precision dynamic balancing and optimized structural design. High-precision rotor components ensure rotor-stator concentricity.


III. Structural Design and Configuration

1. Motor Main Structure

  • Frame: Welded high-quality steel plates, analyzed with finite element modeling for optimal dynamic performance.
  • Stator: Laminated low-loss silicon steel (0.5 mm thick) with radial ventilation for improved cooling.
  • Rotor: Special damping structure with anti-loosening technology to prevent sparking and arcing.

2. Bearings and Lubrication

  • High-performance sleeve bearings with reliable lubrication and temperature control.
  • Anti-shaft current design with insulated mounting to protect bearings.

3. Excitation System

  • Thyristor Excitation: Provides stable DC excitation under varying loads.
  • Optional Brushless Excitation: AC exciter with independent rotating rectifier for easy maintenance.

IV. Applications and Use Cases

1. Main Industries

  • Petrochemical: Drives compressors and pumps in corrosive or neutral environments.
  • Power Generation: Drives auxiliary equipment and pumping systems in power plants.
  • Mining: Drives mills, including grid ball mills, rod mills, and coal mills.

2. Typical Applications

  • Compressors: Provides constant torque and speed, even under varying loads.
  • Pumps: Drives industrial and circulation pumps for continuous operation.
  • Fans: Drives ventilation and induced draft fans for reliable air movement.

V. Product Advantages and Value

1. High Efficiency and Energy Saving

  • High Power Factor: 0.9 leading, improves grid quality and reduces reactive compensation costs.
  • Low Loss Design: Optimized magnetic and electrical parameters reduce iron and copper losses.

2. Operational Reliability

  • Strong starting torque for smooth equipment startup.
  • High thermal margin with F-class or higher insulation.
  • Moisture-resistant windings using vacuum pressure impregnation.

3. Maintenance Convenience

  • Easy-to-service structure for routine checks and maintenance.
  • Modular components reduce spare parts inventory and replacement difficulty.
  • Optional monitoring for stator and bearing temperature for real-time status.

VI. Installation and Operation Guidelines

  • Environment: Altitude ≤1000 m, temperature ≤40°C, low dust, free of corrosive gases.
  • Foundation: Solid, level, and capable of handling motor weight and mechanical stress.
  • Coupling: No radial or axial force applied to motor shaft during coupling.
  • Electrical Connection: Proper terminal wiring, excitation system, and protection devices (overcurrent, overload, undervoltage).

VII. Service and Technical Support

  • Quality Assurance: ISO9001, ISO14000, OHSAS18000 certified.
  • Testing: Inter-turn and ground insulation tests, no-load, load, and overspeed testing.
  • After-Sales Support: 24-hour response, on-site service within 48 hours.
  • Lifetime Support: Continuous technical assistance and warranty coverage.

The SIMO TKK series synchronous motor delivers robust, efficient, and reliable power for heavy industrial applications. Selecting the TKK series ensures stable operation, high efficiency, and comprehensive technical support, making it the preferred solution for demanding industrial environments.

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Simo Motor After-Sales Service Policy: Quality First, Customer Foremost

Sincere, Attentive, Dedicated — Simo Always Cares


Preface

Thank you for choosing Simo Motor products. As a company with many years of experience in motor manufacturing, Simo Motor always adheres to the principle of "Quality First, Customer Foremost." Through a comprehensive service system, we ensure that every customer enjoys efficient and professional after-sales support.

Our products have repeatedly been awarded provincial, municipal, and national honors such as “High-Quality Product,” “China Famous Brand Product,” “National Exemption from Inspection Product,” and “China Well-Known Trademark.” To further enhance customer experience, we have formulated this after-sales service policy, aimed at providing comprehensive, prompt, and satisfactory service guarantees.


1. Quality Assurance Commitment

Simo Motor strictly implements full quality control in accordance with international standards, national standards, industry standards, and corporate standards:

  • All products are manufactured under the effective operation of the GB/T 19001-2008/ISO 9001:2008 Quality Management System, ensuring rigorous inspection from raw material intake to final product delivery.

  • We guarantee that all products provided are brand new, unused, and meet the quality requirements stipulated in customer contracts.

  • We maintain a quality management system compliant with GB/T 19001-2000 idt ISO 9001:2000, ensuring its effective operation.


2. Pre-Sales Service

To help customers make the best choice, Simo Motor provides comprehensive pre-sales support:

  • Professional Technical Consultation: Responding to customer inquiries about motor products and technical issues.

  • Personalized Solutions: Objectively introducing Simo Motor product features and performance, and providing customized power solutions.

  • Comprehensive Product Information: Providing detailed quotations, drawings, and motor samples to help customers fully understand the product.


3. Ordering Instructions

To ensure the motor meets your usage requirements, please specify the following parameters when placing an order:

  • Basic Parameters: Motor model, rated power, rated voltage, number of poles, rated frequency.

  • Installation Environment: Protection level, cooling method, installation type, rotation direction, environmental conditions, cable exit position.

  • Usage Conditions: Installation altitude, working environment temperature, motor load type.

For special requirements, a separate technical agreement must be signed before placing an order. You may also call our customer service hotline 159-0292-3228 for professional guidance.


4. Warranty Policy Details

1. Warranty Period

Simo Motor provides a warranty of up to two years from the shipping date. Within this period, if the motor is damaged or cannot operate properly due to manufacturing defects, Simo Motor will repair or replace parts or the motor free of charge.

2. Warranty Coverage

  • The warranty covers product quality issues caused by our company, with free replacement of parts or free repair.

  • Warranty services require correct use and regular maintenance, following the original operation manual and recommended lubrication, cleaning, and care instructions.

3. Exclusions from Warranty

The following are not covered by the warranty:

  • Damage caused by non-designated personnel

  • Unauthorized modifications or self-repair

  • Use of non-official parts or software

  • Failure to follow operation manual instructions for use, handling, and maintenance

  • Damage caused by natural disasters (wind, fire, flood, earthquake, etc.)

  • Normal wear and tear under standard use


5. Post-Warranty Service

After the warranty expires, Simo Motor continues to provide service support:

  • Lifetime Paid Service: After the warranty period, if the product fails, we offer lifetime paid service, supplying consumable parts and components at cost price.

  • Regular Follow-Up: Our after-sales staff will periodically contact users to check product status and address potential issues.

  • Professional Repair Services: The company undertakes repair services for all types of motors, whether under warranty or not, providing professional maintenance and inspection.


6. Service Commitment and Standards

Simo Motor upholds the "Sincere, Attentive, Dedicated — Simo Always Cares" Three-Heart Service Philosophy, ensuring excellent customer experience through standardized service processes:

  • Professional Service Team: A dedicated team provides installation guidance, fault diagnosis, and repair services, ensuring efficient motor operation.

  • Rapid Response Mechanism: After receiving customer feedback, our after-sales team responds promptly and formulates quick solutions.

  • Full Tracking and Records: All service processes are documented to ensure traceability and continuous improvement of service quality.


7. Customer Complaint Channels

If you are not satisfied with Simo Motor’s services, please provide feedback through the following channels:

  • Direct complaints to the service department or headquarters

  • Call our customer service hotline: 159-0292-3228

We take every feedback seriously and continuously strive to improve our service quality.


Conclusion

Simo Motor will continue to provide high-quality products and professional after-sales service. Through a complete service system, we solve your concerns and ensure peace of mind. We firmly believe that only with customer success can Simo Motor grow. Choosing Simo Motor means choosing quality and trust.

Simo Motor — Dedicated Service, Creating the Future Together!

Simo Motor Brand Advantages: Outstanding Quality, Leading Innovation and Development in the Motor Industry

Over 60 Years of Professional Experience, Setting the Benchmark in the Motor Industry


Brand Heritage and Strength

Simo Motor (formerly Xi’an Motor Factory) was established in 1955. As one of the leading enterprises in China’s motor industry, it has over six decades of manufacturing experience and technical expertise. Today, the company has grown into a large-scale modern enterprise integrating motor product R&D, manufacturing, and sales. Its products are widely used in key sectors such as power, coal, petroleum, mining, metallurgy, railways, transportation, chemical, agriculture, water conservancy, and aviation.

With profound technical expertise and continuous innovation, Simo Motor has built a prestigious brand image in the motor industry. Its products are exported to more than 40 countries and regions, including North America, Europe, the Middle East, Southeast Asia, Africa, and Australia, earning trust and praise from global customers.


Core Technology Advantages

1. Leading R&D and Innovation Capability

Simo Motor treats technological innovation as the core driving force of enterprise development:

  • Professional R&D Team: Composed of senior engineers and technical experts focusing on cutting-edge motor technology research and applications.

  • Continuous Investment in Technology: 5%-7% of annual sales revenue is invested in R&D to ensure continuous innovation and product upgrades.

  • Patented Technology Achievements: Over 100 national patents, with multiple products receiving national and provincial science and technology progress awards.

  • Industry-Academia Collaboration: Strategic partnerships with renowned universities and research institutes to advance motor technology development.

2. Excellent Product Quality System

Simo Motor has established a robust quality assurance system to ensure each motor meets the highest standards:

  • International Certifications: ISO9001 Quality Management, ISO14001 Environmental Management, and OHSAS18001 Occupational Health and Safety certifications.

  • Strict Quality Control: 68 rigorous inspection processes from raw material procurement to final product delivery to ensure zero defects.

  • Advanced Testing Equipment: Equipped with international motor performance testing systems, vibration analyzers, noise measurement devices, and more.

  • Continuous Quality Improvement: Comprehensive feedback mechanisms for continuous optimization of production processes and product stability.


Product Advantages and Features

1. High-Efficiency Energy-Saving Technology

Simo Motor actively responds to national energy-saving policies with a series of high-efficiency products:

  • High-Efficiency Motor Series: Meets the national GB18613-2020 energy efficiency standards, with some products reaching IE4/IE5 ultra-high efficiency levels.

  • Energy-Saving Technology: Uses premium silicon steel, low-loss bearings, and efficient cooling systems to reduce operating energy consumption.

  • Intelligent Control Technology: Advanced variable frequency control systems optimize motor operation, improving energy savings by 15%-30%.

2. Outstanding Performance

Simo Motor products are known for high reliability, long service life, and low maintenance costs:

  • Powerful Output: Optimized electromagnetic design ensures high starting torque and strong overload capability.

  • Low Vibration and Noise: Dynamic balancing and noise reduction technologies ensure vibration and noise levels below national standards.

  • Strong Environmental Adaptability: Designed for harsh conditions with heat resistance, moisture-proof, and corrosion-resistant features.

  • Long Lifespan Design: Key components use specialized treatment and premium materials, with a design life exceeding 100,000 hours.

3. Comprehensive Product Series

Simo Motor provides a wide range of products to meet diverse customer needs:

  • High-Voltage Motors: Voltage levels of 6kV, 10kV, and power range 200–10,000 kW.

  • Low-Voltage Motors: Series such as YX3, YE3, YE4, with power range 0.55–1,000 kW.

  • Explosion-Proof Motors: Certified for use in flammable and explosive environments.

  • Special Motors: Customized for industries such as mining, metallurgy, and marine applications.

  • Non-Standard Customization: Strong ability to provide tailored solutions according to customer requirements.


Service System Advantages

Simo Motor has established a comprehensive customer service system:

  • Pre-Sales Technical Support: Professional selection guidance, solution design, and product demonstration.

  • In-Sales Support: Strict contract compliance, on-time delivery, and installation guidance.

  • After-Sales Guarantee: 24-month warranty, 24/7 technical support, 48-hour on-site service commitment.

  • Lifetime Maintenance Support: Customer equipment files maintained for full lifecycle service.


Industry Application Advantages

Simo Motor has extensive experience across key industries:

  • Power Industry: Provides reliable motors for thermal, hydro, and nuclear power.

  • Coal Industry: Explosion-proof motors certified for coal mine safety.

  • Petrochemical Industry: Corrosion-resistant and explosion-proof motors for harsh environments.

  • Metallurgy: High-overload, high-temperature resistant motors meet specialized equipment needs.

  • Transportation: Customized motors for railways, urban transit, and ports.


Brand Honors and Certifications

Simo Motor’s excellent product quality and market performance have earned multiple honors:

  • China Famous Brand Product, National Exemption from Inspection Product, China Well-Known Trademark

  • High-Tech Enterprise, Provincial Enterprise Technology Center

  • Multiple provincial and ministerial-level science and technology awards

  • Credit-worthy and trustworthy enterprise, AAA-level quality reputation


Conclusion

Choosing Simo Motor means choosing reliable quality, leading technology, and comprehensive service support. Over 60 years of professional accumulation have given Simo Motor deep technical expertise and rich industry experience, providing customers with the best motor products and complete power solutions.

In the future, Simo Motor will continue to adhere to the philosophy of “Quality First, Innovation Driven, Customer Foremost”, constantly improving product technology and quality, creating greater value for customers, and contributing to the development of China’s motor industry.

Simo Motor — Powerful, Efficient, and Fully Supported!

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