Xi'an Simo Electric Machinery GroupSpecializing in the production of high-voltage large motors, DC motors, inverter motors...
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Low voltage solid state soft start cabinet

Low voltage solid state soft start cabinet

低压固态软起动柜是一种用于低压电机的高性能起动控制设备,通过半导体元件实现平滑起动、减小启动电流冲击,并可实现可控停机与调速功能。该设备结构紧凑、性能稳定、响应迅速,广泛应用于泵、风机、压缩机及工业生产线等低压电机系统。

柜体采用高品质电气元件和智能控制系统,具备多级软启动、过载保护及故障报警功能,可有效延长电机寿命、降低机械磨损,提高设备运行效率。操作简便、维护方便,适合工业现场各种低压电机节能改造和控制升级。

  • 固态软起动,平滑启停,减少机械冲击

  • 启动电流低,降低电网冲击

  • 多级软启动与可控停机功能

  • 完善保护系统,故障报警,运行可靠

  • 适用于泵、风机、压缩机及工业生产线

广泛应用于:工业厂房泵站、风机系统、压缩机及各类低压电机设备驱动场景。

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低压固态软starter cabinet:智能电机起动与控制完整解决方案

一、产品概述:电机起动技术的革新突破

Low 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系统的电机起动设备,专为three-phase asynchronous motor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精确调节,彻底解决了传统直接起动、Y-△起动和自耦降压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

低压固态软起动柜
Low voltage solid state soft start cabinet

该产品已广泛应用于电力、冶金、矿山、化工、建筑、水处理等领域,成为现代工业自动化建设中电机控制的关键设备。Simo motors低压固态软起动柜融合了数字集成技术智能诊断保护功能,不仅具备软起动、软停止、实时监测等核心能力,还集成了多重电机保护机制,为用户提供了一套完整、可靠的电机控制与保护解决方案

二、核心技术原理与结构设计

1. 智能控制原理

低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

其技术原理基于晶闸管移相控制,通过微处理器控制触发角的变化来改变晶闸管的开通程度,从而改变电动机输入电压大小,以达到控制电动机的软起动目的。这种精密控制使得电动机起动过程平稳,最大限度地减少了对供电系统及机械设备的冲击

2. 精密结构设计与安全特性

  • 模块化组件设计: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)
  • 优化的散热设计:75kW及以下功率采用自然风冷,90kW及以上功率采用强制风冷,确保设备在各种工况下的稳定运行

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,减少配电容量,避免增容投资
  • 电压斜坡控制:初始转矩可调(30%-90%额定电压),平滑提升电机转速,适用于各种类型负载
  • 脉冲突跳起动:适用于电机负载机械静摩擦较大的场景,提供初始突跳转矩克服静摩擦
  • 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;软停机时间可在0~60秒内调节

2. 智能诊断与通信能力

  • 人机交互界面:配备液晶显示屏和操作键盘,用户可以方便的进行人机对话及设置各种参数及监视启动过程中各数据的变化
  • 远程监控集成:内置RS-485通讯接口,支持Modbus等通讯规约,能与微机网络控制,实现远程监控
  • 故障追溯功能:存储最近故障信息(掉电不丢失),辅助快速诊断,具有过压、欠压、输入缺相、输出缺相、电流不平衡、起动过流、运行过流等完善保护功能
  • 模拟量输出:提供4~20mA标准模拟电流输出,便于接入DCS系统进行过程控制

3. 能效与经济性优势

相比传统起动方案,低压固态软起动柜可显著降低起动电流,减少对电网的冲击,并降低设备的振动和噪声,有助于延长电机的使用寿命。这有助于减小配电容量,避免增容投资。同时,通过降低起动应力,能显著延长电动机及相关设备的使用寿命,为企业节省大量维护和更换成本

四、主要技术参数

parameter category规格范围与标准配置
rated voltageAC380V(-20%,+15%)
控制电源AC220V±10%
额定电流可达630A
适用电机30-630KW一般鼠笼式异步电动机
起动方式电压斜坡、限流起动、脉冲突跳、恒压起动、点动
protection classIP20(可根据需求提高)
Cooling method75kW及以下自然风冷,90kW及以上强制风冷
environmental conditions温度-25℃~+40℃,湿度≤95%,无凝露

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、循环泵等,消除水锤危害,采用软停车功能可有效防止管道系统水锤现象
  • 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,降低起动冲击
  • 重型机械:球磨机、破碎机、输送机、搅拌机等,降低机械冲击,延长设备使用寿命
  • 输送设备:皮带输送机、链板输送机等,实现平滑起动,避免物料洒落

2. 行业应用案例

  • Power industry:在发电厂和配电系统中保护各种辅机电机,确保电力生产的稳定性和连续性
  • 水泥行业:用于球磨机、风机、破碎机等设备,解决频繁起停工况下的设备寿命问题
  • 化工行业:为泵、压缩机、风机等提供可靠起动保护,防止因电机故障引发的安全事故
  • Metallurgical industry:在钢铁冶炼和加工过程中,保护各种关键电机设备,如轧机电机、风机电机等
  • Mining industry:用于矿井提升机、排水泵、通风机等设备,确保矿山安全生产

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、防护等级及防爆要求(海拔超过2000米应相应降低容量使用)
  • 功能需求:通信协议、软停需求、远程控制方式
  • 负载类型:标准负载或重型负载,起动频度(标准产品建议每小时内起停不超过15次)

2. 安装维护要点

  • 配套设备:使用时必须配接旁路接触器及必要的电机保护装置
  • installation environment:应安装在无易燃、易爆、腐蚀性气体,无导电性尘埃,震动小于0.5G的场所
  • 冷却条件:确保柜体周围通风良好,强制风冷机型需确保冷却风扇正常工作
  • 维护周期:定期检查RC吸收单元、可控硅组态及触发回路,清理散热风道

七、西玛低压固态软起动柜的核心优势

  • 技术认证:通过ISO9001质量管理体系认证,确保产品质量稳定可靠
  • 可靠性设计:所有电气元件都经过严格筛选,主控板经过高温循环试验和振动试验,保证出厂产品的高可靠性
  • 智能保护:对电动机的起动过程有缺相、过载、过流、过热和起动时间限制等完善保护功能
  • 灵活配置:当软起动器标称功率比实际负载功率大时,可在一定范围内修改软起动器的实际输出电流,使其和实际负载电流匹配
  • 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

低压固态软起动柜作为传统起动设备的理想换代产品,通过其先进的控制技术和完善的功能特性,为用户提供了更加智能、可靠的电机起动解决方案。随着工业自动化程度的不断提高,该产品将在更广泛的领域展现其价值,为工业用户创造更大的效益

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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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