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Motor Insulator

Simo Motor Insulators

Simo Motor insulators are essential components designed to ensure long-term safe and stable operation of electric motors. Manufactured using high-strength insulating materials and advanced production processes, these insulators offer excellent high-voltage, high-temperature, and moisture-resistant performance, effectively protecting motor windings and internal structures while extending motor service life.

The insulators are suitable for various AC and DC motors, including high-voltage, low-voltage, asynchronous, and synchronous types. They meet the demands of heavy-duty, high-temperature, high-humidity, and high-vibration environments. With a well-engineered structure, easy installation, and strong compatibility, they are key components across the full range of Simo Motor products.

  • High-strength insulating materials with excellent voltage and thermal resistance

  • Compatible with multiple motor types

  • Moisture and vibration resistant for stable motor operation

  • Easy installation and low maintenance

  • Enhances motor longevity and operational safety

Applications: Protection of windings and internal insulation systems in all types of Simo AC three-phase asynchronous motors, synchronous motors, and high- and low-voltage industrial motors.

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Excerpt:

The motor insulator is a critical component designed to prevent electrical leakage and ensure safe operation of electric motors. Made from high-quality insulating materials, it provides reliable electrical isolation and enhances the motor's performance and longevity.

西玛电机绝缘子:电力设备安全运行的可靠保障

SIMO Motor Insulators: Reliable Protection for Safe Operation of Electrical Equipment

In electrical systems and motors, insulators serve as critical components that provide both mechanical support and electrical isolation, forming a vital safeguard for the stable and safe operation of power equipment.

西玛电机绝缘子
西玛电机绝缘子

Product Overview

SIMO Motor insulators are specialized insulation components designed to combine mechanical support with electrical insulation in power systems. They are essential for supporting and securing live conductors while maintaining effective isolation from grounded parts, playing a crucial role in generation, transmission, and distribution of electrical power.

Manufactured from high-quality porcelain, toughened glass, or composite polymer materials, SIMO insulators undergo precise production processes and strict quality control to ensure excellent electrical performance, outstanding mechanical strength, and long-lasting environmental adaptability. Products comply with GB/T 772-2005 "Technical Conditions for High Voltage Insulator Porcelain" and international standards such as IEC 60383, providing reliable insulation solutions for various power applications.


Core Technical Features

1. Electrical Performance

  • High Insulation Strength: Made from premium insulation materials with high volume and surface resistivity.
  • Excellent Arc Resistance: Withstands system overvoltage and lightning surges.
  • Stable Dielectric Properties: Maintains consistent insulation under both power frequency and impulse voltage.
  • Superior Pollution Flashover Resistance: Special shed design enhances insulation reliability in polluted environments.

2. Mechanical Performance

  • High Structural Strength: Supports conductor tension, wind load, and ice load.
  • Excellent Bending Resistance: Maintains integrity under harsh climatic conditions.
  • Seismic Resistance: Designed to withstand earthquake conditions.
  • Thermo-Mechanical Stability: Retains dimensional stability and mechanical strength under temperature variations.

3. Environmental Adaptability

  • Weather Resistance: Resists UV exposure and temperature fluctuations.
  • Corrosion Resistance: Maintains performance under acid rain, salt spray, and other corrosive environments.
  • Anti-Aging Design: Long service life through aging-resistant materials and processes.
  • Wide Temperature Range: Operates reliably from -40℃ to +40℃.

Technical Parameters

ParameterSpecification
Rated Voltage10 kV – 1000 kV (model-dependent)
Mechanical Breaking Load70 kN – 550 kN (model-dependent)
Power Frequency Withstand VoltageConfigured per voltage level
Impulse Withstand VoltageConfigured per voltage level
Creepage DistanceDetermined by pollution level
StandardsGB/T 772, IEC 60383

Product Types and Applications

1. By Material

  • Porcelain Insulators: Excellent chemical and thermal stability, high mechanical strength.
  • Glass Insulators: Self-extinguishing upon breakage, easy inspection, long service life.
  • Composite Insulators: Lightweight, excellent pollution resistance, high mechanical strength.

2. By Structure

  • Pin-Type Insulators: For straight or slightly angled transmission towers.
  • Suspension Insulators: For high-voltage and extra-high-voltage transmission lines.
  • Post Insulators: For substations and distribution equipment.
  • Bushing Insulators: For conductor penetration through grounded barriers.

3. By Voltage Level

  • Low Voltage: ≤1 kV
  • Medium Voltage: 3 kV – 35 kV
  • High Voltage: 110 kV – 330 kV
  • Extra-High Voltage: ≥500 kV

Application Areas

1. Power Transmission Systems

  • Overhead Transmission Lines: Insulation and support for various voltage levels.
  • Substation Equipment: For transformers, circuit breakers, disconnectors, etc.
  • Distribution Networks: Insulation protection for distribution lines and equipment.

2. Electrified Railway Systems

  • Traction Power Systems: Insulation and support for railway catenaries.
  • Substation Equipment: Insulation for railway substation installations.

3. Industrial Power Equipment

  • Large Motors: Insulation and support for medium and large motors.
  • Power Devices: Insulation and mechanical support for various electrical equipment.
  • Special Environments: Mining, metallurgy, and other harsh industrial applications.

Product Advantages

1. Reliability

  • Strict Quality Control: End-to-end monitoring from raw materials to finished products.
  • Advanced Testing: Ensures all performance parameters meet or exceed standards.
  • Proven Long-Term Performance: Products validated under extended operational conditions.

2. Technical Innovation

  • Continuous R&D: Development of new insulator types and process improvements.
  • Material Innovation: Advanced composite materials for enhanced performance.
  • Structural Optimization: CAD-driven design for optimized mechanical and electrical performance.

3. Comprehensive Service

  • Professional Technical Support: Product selection and installation guidance.
  • Rapid Response System: Efficient after-sales support and troubleshooting.
  • Customized Solutions: Tailored products to meet unique client requirements.

Selection Guide

  1. Considerations: Voltage level, mechanical load, environmental conditions, installation location.
  2. Steps: Identify conditions → Choose insulator type → Determine specifications → Verify suitability.

Installation and Maintenance

  • Installation: Inspect for cracks or defects, follow manual guidelines, control torque, ensure secure connections.
  • Maintenance: Regular inspections, surface cleaning, defect handling, periodic preventive tests.

Service and Technical Support

  • Consultation: Product selection and application guidance.
  • Installation Assistance: Detailed instructions and technical support.
  • Operation & Maintenance: Training and operational guidance.
  • After-Sales Guarantee: Full-quality assurance and support.

SIMO Motor insulators provide high-quality, reliable, and durable insulation solutions for electrical power systems. Choosing SIMO insulators ensures safe, stable operation and long-term reliability in power generation, transmission, and distribution applications.

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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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