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High voltage solid state soft start cabinet

High voltage solid state soft start cabinet

高压固态软起动柜是一种用于高压电机系统的先进启动控制设备,通过半导体器件实现平滑启停、调节启动电流和控制加速时间,从而降低电机启动冲击,减少机械磨损,并优化电网负荷。该设备结构紧凑、性能稳定、操作简便,广泛应用于冶金、电力、矿山及大型工业机械系统。

柜体采用高品质电气元件和智能控制系统,支持多级软启动、可控停机、过载保护及故障报警。智能控制技术可根据负载工况自动优化启动和停机过程,提高设备运行效率和使用寿命,保障系统安全稳定运行。

  • 高压电机平滑启动,降低启动冲击

  • 多级软启动与可控停机功能

  • 智能控制,自动优化启动过程

  • 完善保护系统,故障报警,运行可靠

  • 延长电机及设备使用寿命

广泛应用于:高压泵站、电力传动系统、风机与压缩机系统、矿山及冶金工业大型设备启动场景。

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Excerpt:

高压固态软起动柜是一种采用先进电力电子技术和智能微处理器控制的中高压电机起动装置,专为3kV至15kV交流电机设计。它通过晶闸管(可控硅)移相控制原理,实现对电机电压和电流的平滑调节,彻底解决了传统直接起动方式引发的电网冲击大、机械应力高、能源浪费严重等问题。该产品已广泛应用于电力系统、冶金、矿山、化工、水处理等行业,成为现代工业自动化建设中电机控制的关键设备。

High voltage solid state soft start cabinet:智能电机起动解决方案与核心技术解析

一、产品概述:High voltage motors起动控制的革新利器

High voltage solid state soft start cabinet是一种采用先进电力电子技术智能微处理器控制的中高压电机起动装置,专为3kV至15kV交流电机设计。它通过晶闸管(可控硅)移相控制原理,实现对电机电压和电流的平滑调节,彻底解决了传统直接起动方式引发的电网冲击大、机械应力高、能源浪费严重等问题。该产品已广泛应用于电力系统、冶金、矿山、化工、水处理等行业,成为现代工业自动化建设中电机控制的关键设备

二、核心技术原理与结构设计

1. 智能控制原理

高压固态软起动柜以高性能微处理器(CPU) 为核心控制单元,通过光纤隔离触发技术精确控制串并联可控硅组件的导通角。在电机起动过程中,系统自动逐渐提升电机端电压和转矩,实现恒流起动、电压斜坡起动、转矩控制等多种柔性起动模式。当电机接近额定转速时,旁路接触器自动投入,确保电机全压高效运行

2. 精密结构设计与安全特性

  • 三室隔离结构:采用功率组件室、主控继电室、主回路连接室相互独立的设计,有效隔离高压、低压及控制回路,提升系统抗干扰能力
  • 多重保护机制:集成RC阻容吸收单元静态动态均压技术,提供尖峰电压吸收与过载保护(连续125%额定值,500%/60s过载能力)
  • 模块化组件:包含可控硅模块、电动机保护模块、通信模块及控制变压器,支持快速维护与定制化扩展

三、核心功能与技术优势

1. 多元起动与停车模式

  • 限流软起动:将冲击电流限制在额定值的100%-500%,避免电网电压骤降
  • 电压斜坡控制:初始转矩可调(10%-80%额定电压),平滑提升电机转速
  • 软停车功能:通过逐渐降低电压消除水泵类负载的“水锤效应”,保护管道系统

2. 智能诊断与通信能力

  • 人机交互界面:配备LCD液晶显示屏,实时显示三相电流、故障记录、运行时间等参数,支持中英文切换
  • 远程监控集成:内置RS-485接口,支持Modbus/Profibus-DP协议,可与DCS、PLC系统无缝对接,实现集群控制
  • 故障追溯功能:存储最近三次故障原因与数据,辅助快速诊断

3. 能效与经济性优势

相比直接起动方案,高压固态软起动柜可缩减供电变压器容量40%以上。以800kW水泵应用为例,采用软起动方案将变压器从4500kVA降至2500kVA,仅设备投资与电力增容费即可节省61万元,每年额外减少电耗2.3万度以上

四、主要技术参数

parameter category规格范围与标准配置
rated voltage3kV、3.3kV、6kV、6.6kV、10kV(AC -15%~+10%)
绝缘水平工频耐压42kV/1分钟,绝缘电压最高42kV
功率范围250kW~25000kW
过载能力连续125%额定电流,500%过载持续60s
环境要求温度-20℃~50℃,海拔≤2000m,湿度≤90%
protection classIP42/IP54(可选)
控制电源AC220V/50Hz 600VA

五、应用场景与行业解决方案

1. 典型负载适配

  • Pumps:高扬程提升泵、输水泵、循环泵、供水泵等,消除水锤危害
  • 风机与压缩机:通过重载起动模式(延长加速时间)保护大惯性负载
  • 重型机械:球磨机、破碎机、输送机、搅拌机等,降低机械冲击

2. 行业应用案例

  • 甘肃省景电二期泵站项目:RNMV系列成功应用于32台高压泵组,实现平滑起动与节能运行
  • 钢铁与水泥行业:在河北宝兴钢铁、山西同利水泥等企业中,解决频繁起停工况下的设备寿命问题
  • 海外项目:马来西亚五万吨造纸项目采用高压固态软起动器,满足国际标准要求

六、选型与安装指南

1. 选型关键因素

  • 电机参数:额定电压、功率、起动转矩需求及负载特性(泵类、风机或重型机械)。
  • 使用环境:海拔、环境温度、防护等级(IP42/IP54)及防爆要求
  • 功能需求:通信协议(Modbus/Profibus)、软停需求、远程控制方式

2. 安装维护要点

  • 配套进线柜:需配合真空断路器使用,确保短路分断能力匹配
  • 冷却条件:自然冷却(高温环境需保证柜体通风)
  • 维护周期:定期检查RC吸收单元、可控硅组态及光纤触发回路

七、西玛高压固态软起动柜的核心优势

  • 技术认证:通过GB/IEC标准认证,核心软件拥有自主知识产权
  • 可靠性设计:采用进口功率器件,严格参数筛选与配对,设计寿命超10万小时
  • 全周期服务:从方案设计、参数调试到技术培训的一站式支持,提供终身升级服务
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Simo motorsAfter-sales service policy: quality-oriented, the user first!

Sincere, intimate, and devoted, Sigma will always be attentive.

preamble

Thank you for choosing Sigma Motor products. As an enterprise with many years of experience in motor manufacturing, Sigma Motor always insists on “Quality oriented, customer first”For the purpose, through the perfect service system, to ensure that every customer can enjoy efficient and professional after-sales service.

Our products have been awarded the honorary titles of “High Quality Products”, “China Famous Brand Products”, “National Inspection-free Products” and “China Well-known Trademark” for many times by provinces, cities and ministries. Famous Trademark" honorary title. In order to further enhance customer experience, we have formulated this after-sales service policy, aiming to provide customers with comprehensive, fast and satisfactory service guarantee.

I. Quality Assurance Commitments

Sigma Motor implements comprehensive quality control in strict accordance with international standards, national standards, machinery industry standards and enterprise standards:

  1. All products are listed in the “GB/T 19001-2008/ISO 9001:2008 quality management system”Production is carried out under effective operation to ensure that raw materials are strictly and perfectly inspected from the time they enter the factory to the time the products leave the factory.

  2. Commitment that all products offered areNew and unusedand meets the quality requirements specified in the user's contract.

  3. Adhere to the quality management system in accordance with “GB/T 19001-2000 idt ISO 9001:2000 standard”, and keep the quality management system running effectively.

Second, pre-sale service content

To help customers make the best choice, Sigma Motors offers comprehensive pre-sales support:

  • Specialized technical consulting: Receive inquiries from customers about the business and technical aspects of motors, and answer all kinds of questions from customers.

  • Personalized Solutions: Objectively introduce the performance and characteristics of Sigma's motor products and provide customized power solutions according to customer needs.

  • Comprehensive product information: Provide detailed quotations, drawings and motor samples and other information to help customers fully understand the characteristics of the product.

III. Ordering instructions

To ensure that the motor meets your needs, please specify the following parameters when ordering:

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

  • installation environment: Protection class, cooling method, mounting method, rotation direction, environmental conditions, outlet location

  • Conditions of use: Altitude and working temperature of the installation site, type of load of the motor

if anyspecial requirementIf you have any questions about our products, please feel free to contact us, we need to sign another technical agreement before signing the order contract. You can also directly call our customer service hotline:15902923228 Access to professional guidance.

IV. Warranty Policy Details

1. Warranty period

Sigma Motors offersNot more than two years from date of shipmentThe warranty service. Within this specified time period, if the motor is damaged or fails to function properly due to poor manufacturing quality, Sigma Motors willRepairing or replacing parts or motors at no cost to the user

2. Warranty coverage

  • Warranty covers product quality problems caused by our company, the company will replace the relevant parts or provide free repair.

  • Warranty services need to be based onProper use and normal maintenanceThe machine should be used correctly in accordance with the original operating manual and maintained, lubricated and cleaned in accordance with the original manufacturer's recommendations.

3. Non-warranty coverage

The following are not covered by the warranty:

  • Non-designated maintenance staffDamage caused

  • Unauthorized modifications or self-disassembly

  • utilizationUnofficial spare parts or software

  • Failure to comply with operating manualsPrescribed guidelines for use, handling and maintenance

  • natural disaster(Damage to products caused by wind, fire, flood, earthquake, etc.

  • Natural wear and tear under normal use

V. Post-warranty services

After the expiration of the warranty period, Sigma motors provide continuous service support:

  1. Reimbursable services for life: After the expiration of the warranty period, if the product malfunctions, our company implements lifelong paid service, the required wearing parts and spare parts toCost price supply

  2. (pay a) regular return visit: After-sales service staffFrom time to time, we will make return visits to the usersUnderstand the status of product usage and resolve potential issues in a timely manner.

  3. Professional Repair ServiceThe company undertakes the repair of all kinds of motors, regardless of whether they are under warranty or not, and can provide professional overhaul and maintenance services.

VI. Service commitments and standards

Sigma Motors is committed to “Sincerity, thoughtfulness, devotion, Sigma will always be attentive.”The “Three Hearts” service concept ensures customer experience through standardized service processes:

  1. Professional Services Team: The company has set up a specialized service team to provide installation guidance, troubleshooting and maintenance services to ensure the efficient operation of the products in the process of use.

  2. Rapid Response Mechanism: The after-sales service team will respond promptly to customer feedback and quickly develop solutions.

  3. Full track record: Detailed records are kept for all service sessions to ensure traceability of the service process and continuous improvement of service quality.

VII. User complaint channels

If you are not satisfied with the services provided by Sigma Motors, you are welcome to provide feedback through the following channels:

  • direct marketingComplaints from Service Department and Headquarters

  • Call the customer service line:15902923228

We will take every piece of feedback seriously and continue to improve the quality of our services.

concluding remarks

Sigma Motors will continue to provide customers withHigh quality products and professional after-sales serviceWe will solve your worries through a perfect service system. We firmly believe that only the success of the customer, the development of Sigma. Choosing Sigma motor is choosingQuality and Trust

Sigma motors--Service with heart, create the future together!

Simo motorsBrand advantage: excellent quality, leading the motor industry innovation and development

More than sixty years of professional precipitation, to create a benchmark brand in the motor industry

Brand heritage and strength

Sigma Motors (former)Xi'an Electric Machinery Factory) was founded in 1955, as China's motor industryleading enterprisesThe company is one of the leading manufacturers of electric motors in the world, with more than sixty years of experience and expertise in the manufacturing of electric motors. The company has now developed intoIntegration of R&D, manufacturing and sales of motor productsOur products are widely used in many important fields such as electric power, coal, petroleum, mining, metallurgy, railroad, transportation, chemical industry, agriculture, water conservancy, aviation and so on.

Sigma motors are recognized for theirDeep technical heritageContinuous spirit of innovationThe company has established an excellent brand image in the motor industry, and its products are exported to more than 40 countries and regions such as North America, Europe, the Middle East, Southeast Asia, Africa, Australia, etc., which are trusted and highly praised by users all over the world.

Core Technology Advantage

1. Leading research and development innovation capabilities

Sigma Electric always takes technological innovation as the core driving force of enterprise development:

  • Professional R&D Team: Has a team ofSenior engineers and technologistsThe R&D team, which is composed of a team of researchers, focuses on the cutting-edge research and application development of motor technology.

  • Continuous technical investment: invest an annual percentage of sales5%-7% As R&D funding to ensure continuous technological innovation and product upgrades

  • Patented Technology Achievements: Cumulative access toMore than a hundred national patentsA number of products have won national and provincial awards for scientific and technological progress.

  • Industry-University-Research Cooperation: Establishing strategic cooperative relationships with many well-known universities and scientific research institutions to jointly promote the development of motor technology.

2. Excellent product quality system

Sigma Motors has established a comprehensive quality assurance system to ensure that every motor meets the highest quality standards:

  • International Standard Certification: Fully adoptedISO9001 Quality Management System CertificationISO14001 Environmental Management System CertificationOHSAS18001 Occupational Health and Safety Management System Certification

  • Strict quality control: Implementation from raw material procurement to finished product shipment68 strict quality control proceduresEnsure zero defects in products

  • Advanced testing equipment: Equipped with international advancedMotor Performance Test SystemVibration AnalyzerNoise test equipmentetc., comprehensive testing of various performance indicators of the motor

  • Continuous Quality Improvement: Establish a perfect quality feedback mechanism, continuously optimize the production process, and improve product quality and stability.

Product Advantage Characteristics

1. Energy efficient technologies

Sigma Motors actively responds to the national energy-saving and emission reduction policy and launches a series of energy-efficient products:

  • High Efficiency Motor Series: To meet the nationalGB18613-2020 standardEnergy efficiency rating, some products reachIE4, IE5 ultra-high efficiency level

  • Application of energy-saving technologies: AdoptionHigh Quality Silicon Steel SheetLow loss bearingsHigh efficiency cooling systemetc., significantly reducing operational energy consumption

  • Intelligent control technology: Supporting the advancedFrequency control systemThe optimal control of the motor operating state is realized, and the energy-saving effect is improved 15%-30%

2. Excellent performance

Sigma Motor products are characterized byHigh reliability, long service life, low maintenance costsAnd famous:

  • Powerful power output: Optimized electromagnetic design solutions to ensure that the motorHigh starting torque and high overload capacity

  • Low vibration and low noise: AdoptionDynamic balancing processnoise reduction technologyThe vibration and noise values are better than the national standards.

  • Highly adaptable to the environmentProduct design takes into account all kinds of severe working conditions, withResistant to high temperature, humidity and corrosionand other properties

  • Long life design: The key components are made of special treatment and high quality materials, and are designed to last up to100,000 hoursthat amount or more

3. Complete product range

Sigma Motors offers a comprehensive range of products to meet the needs of different customers:

  • High voltage motorsrange: Voltage level coverage6kV, 10kVMultiple ratings, power range200-10000kW

  • Low Voltage Motor Series:: IncludesYX3, YE3, YE4and other series, power range0.55-1000kW

  • Explosion-proof motorsrange: ByNational explosion-proof certificationFor use in flammable and explosive hazardous areas

  • Specialized motor series: Developed for specific industry needsSpecialized for coal mine, metallurgy, and shipsSpecialty motors

  • Non-standard customization capability: Strong customization and development capability, according to the customer's needsPersonalized Solutions

Service System Advantage

Sigma Motor has established a comprehensive customer service system:

  • pre-sales technical support: Provide professional selection guidance, program design and product demonstration

  • Intimate service during the sale: Strict contractual performance, ensuring on-time delivery and providing installation guidance

  • Comprehensive after-sales protection24 months warranty7×24 hours technical support48-hour on-site servicepromise

  • Lifetime maintenance support: Establish customer equipment files and provide full life-cycle service support

Industry Application Advantages

Sigma motors have accumulated a wealth of application experience in a number of key industries:

  • Power industry: Provide supporting motors for thermal power, hydropower and nuclear power, with stable and reliable operation.

  • coal industry: Explosion-proof motor products passed the coal mine safety certification, safety recognized by the industry

  • petrochemicalsCorrosion-resistant, explosion-proof special motors to adapt to the harsh working conditions and ensure safe production.

  • Metallurgical industry: High overload capacity, high temperature resistant motors to meet the special needs of metallurgical equipment

  • Transportation: Specialized motor solutions for railroads, rail transit, ports, etc.

Brand Honors and Certifications

Sigma motors have won many honors for their excellent product quality and good market performance:

  • China Famous Brand ProductsNational Inspection-free ProductsChina Famous Trademarks

  • High-tech enterprisesProvincial Enterprise Technology Center

  • A number of products won the provincial and ministerial-level scientific and technological progress awards

  • Contract and Trustworthy EnterpriseQuality and reputation AAA grade enterprise

concluding remarks

Choosing Sigma motors is choosingReliable quality assuranceLeading Technical StrengthComplete service supportSigma Motors is a leading manufacturer of electric motors in China. With more than sixty years of professional accumulation, Sigma motors have a profound technical background and rich industry experience, and are able to provide customers in various industries with the best quality motor products and perfect power solutions.

In the future, Sigma Motor will continue to uphold the "Quality-oriented, innovation-driven, customer first"business philosophy, and constantly improve the level of product technology and quality level, to create greater value for customers, and make greater contributions to the development of China's motor industry.

Sigma motors - strong power, excellent energy efficiency and perfect service!

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