Xi'an Simo Electric Machinery GroupSpecializing in the production of high-voltage large motors, DC motors, inverter motors...
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Low-voltage reactive power automatic compensation cabinet

Low-voltage reactive power automatic compensation cabinet

The Low-Voltage Automatic Reactive Power Compensation Cabinet is a high-performance reactive power compensation device for industrial power systems. It automatically regulates and compensates reactive power in the grid, improving power factor, reducing energy losses, and optimizing system operational efficiency. Utilizing intelligent control technology, this equipment automatically switches capacitor banks with fast response times and reliable operation. It is widely applied in industries such as manufacturing, metallurgy, chemical processing, power generation, and large-scale machinery.

The compact cabinet design incorporates high-quality capacitors, circuit breakers, and an advanced control system. It features automatic switching, comprehensive protection, and user-friendly operation, effectively stabilizing voltage, reducing line heating, extending equipment lifespan, and enhancing grid safety and economic efficiency.

  • Automatically regulate reactive power to improve power factor

  • High-speed response, stable and reliable operation

  • Intelligent control, automatic switching, easy operation

  • Comprehensive protection features with high security

  • Energy conservation and consumption reduction, extending the service life of electrical equipment

Widely used in: industrial plants, substations, power systems, metallurgical and chemical enterprises, construction machinery, and various low-voltage electrical equipment.

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Low-Voltage Reactive Power Automatic Compensation Cabinet: An Intelligent Power Management Solution for Enhanced Energy Efficiency

Product Overview

The low-voltage reactive power automatic compensation cabinet employsMicroprocessor-based intelligent controlReactive Power Compensation Device, specifically designed for 380V/400V low-voltage power distribution systems. This product achievesAutomatic Switching Power CapacitorsReal-time improvement of power grid power factor, capable of elevating the system's power factor from 0.60-0.80 to0.95 or highereffectively reduce line losses and transformer load, achievingEnergy Conservation and Consumption Reduction with Power Quality Optimizationdual objectives.

Low-voltage reactive power automatic compensation cabinet
Low-voltage reactive power automatic compensation cabinet

Simo motorsThe low-voltage reactive power automatic compensation cabinet integratesIntelligent Detection, Automatic Control, and Multiple ProtectionsTechnology, widely applied in industrial plants, commercial buildings, municipal facilities, and other low-voltage power distribution sites, provides users with efficient and reliable reactive power compensation solutions.

Core Technical Features

1. Intelligent Control System

  • Fully Automatic Reactive Power Compensation: Real-time monitoring of reactive power demand, automatically switching in capacitor banks of appropriate capacity
  • Multi-control strategySupports multiple control modes including power factor, reactive power, voltage, and time.
  • Advanced switching technology: AdoptionCompound switches, thyristors, or smart capacitorsSuch technologies enable surge-free switching.
  • Human-Computer InterfaceEquipped with an LCD display that shows system parameters and operational status in real time.

2. High-efficiency compensation performance

  • Rapid Response CapabilityResponse time ≤ 20 ms, meeting reactive power compensation requirements for dynamic loads.
  • High-precision controlPower factor control accuracy reaches 0.01, with high compensation precision.
  • Multi-stage compensation methodSupports multiple switching modes including isochoric, coded, and fuzzy control to achieve precise compensation.

3. Multiple Protection Mechanisms

  • Overvoltage ProtectionWhen the system voltage exceeds the set value, the operating capacitor bank is automatically disconnected.
  • Undervoltage ProtectionWhen the system voltage falls below the set value, the system will automatically exit operation.
  • Overcurrent ProtectionWhen the current of the capacitor bank exceeds the rated value, it will automatically disconnect and trigger an alarm.
  • Temperature ProtectionEquipped with over-temperature protection to ensure safe operation of the equipment.

Technical Parameter

parameter categorytechnical specification
rated voltage380V/400V ±20%
Rated frequency50Hz ±5%
Compensation MethodPhase-by-phase compensation, three-phase compensation, phase-by-phase + three-phase hybrid compensation
Number of control channels6-18 channels (expandable as needed)
protection classIP30, IP40 (optional)
environmental temperature-25°C to +55°C
Compensation capacitySingle-unit capacity options range from 5 kvar to 60 kvar.
Insulation classMain circuit: ≥1000V Control circuit: ≥500V

Application Areas

1. Industrial Manufacturing Sector

  • Factory Power Distribution SystemLocations with concentrated inductive loads such as stamping equipment, welding equipment, and cranes
  • Manufacturing production lineFluctuating loads such as automated production lines and machine tools
  • Industrial plantResolving power factor-related electricity charges

2. Commercial and Public Buildings

  • Business CenterPower Distribution Systems for Large Shopping Malls and Office Buildings
  • Public facilitiesHospitals, schools, gymnasiums, and other public places
  • Hotel Food and BeverageCompensation for inductive loads such as air conditioning systems and kitchen equipment

3. Special application scenarios

  • New Energy SectorGrid Connection Point Compensation for Photovoltaic Power Stations and Wind Farms
  • rapid transitReactive Power Compensation for Power Distribution Systems in Subway and Light Rail Stations
  • Data CenterPower Quality Optimization for Power Distribution Systems of Servers, UPS, and Other Equipment

Product Advantages

1. Significant energy-saving benefits

  • Reduce line lossesBy improving the power factor, it effectively reduces line current and minimizes line losses.
  • Reduce electricity expensesAvoid power factor penalties from utility providers and enjoy electricity bill rebates.
  • Enhance equipment efficiencyReduce temperature rise in transformers and power lines to extend equipment service life.

2. Safe and reliable operation

  • Intelligent Protection System: Equipped with comprehensive electrical protection functions to ensure safe operation of the equipment.
  • Premium components: AdoptionMetalized Film CapacitorsSelf-healing capability, long service life
  • Reliable switching device:UseProfessional Switching SwitchOperating life exceeds 100,000 cycles

3. Simple and Intelligent Maintenance

  • modular designFeatures standardized and modular design for easy and quick maintenance.
  • Intelligent Diagnostic FunctionAutomatically detects fault type and location, reducing maintenance time.
  • Remote MonitoringSupports RS485 communication, enabling remote monitoring and data acquisition.

Selection Guide

1. Selection Criteria

  • Load Characteristic AnalysisUnderstand the types, capacity, and operating characteristics of inductive loads in the system.
  • Existing Power FactorMeasure the current power factor of the measurement system to determine the compensation capacity requirement.
  • Harmonic conditionsDetect harmonic content in the power grid to determine whether harmonic filtering compensation equipment is required.
  • installation environmentConsider requirements such as ambient temperature, humidity, and protection rating.

2. Capacity Calculation

Compensation capacity can be estimated using the following formula:
Qc = P × (tanφ1 - tanφ2)
Among these:

  • Qc: Required compensation capacity (kvar)
  • P: System Active Power (kW)
  • φ1: Power factor angle before compensation
  • φ2: Power factor angle after compensation

3. Configuration Recommendations

  • Basic Configuration:Suitable for general industrial settings with stable loads
  • Enhanced Configuration:Suitable for applications with significant load fluctuations and high demands on power quality.
  • Special Configuration:Suitable for locations with severe harmonic pollution or special protection requirements.

Installation and Maintenance

1. Installation Requirements

  • installation environmentWell-ventilated, free of corrosive gases, and free of conductive dust
  • Electrical ConditionsComplies with national electrical installation standards and features reliable grounding.
  • Space RequirementsEnsure sufficient space for heat dissipation and maintenance access.

2. Maintenance and Upkeep

  • Daily InspectionCheck whether the operational status indicator lights and instrument displays are functioning normally.
  • Regular maintenanceInspect connection fasteners and the external condition of capacitors every six months.
  • Professional MaintenanceIt is recommended to conduct a comprehensive electrical parameter inspection once a year.

Service Support

Simo Electric provides customers with comprehensive technical services:

  • Technical ConsultationProvide professional selection recommendations and technical solution design
  • Installation GuideDispatch professional technical engineers to provide installation guidance.
  • Operational TrainingProvide specialized training for equipment operators and maintenance personnel.
  • After-sales Support18-month warranty period with lifetime technical support

concluding remarks

Low-voltage reactive power automatic compensation cabinet with itsAdvanced control technologyReliable operational performanceSignificant energy savingshas become an indispensable component in modern power distribution systems. Leveraging years of technical expertise and industry experience, Xima Motors provides customers withHighly efficient and reliable compensation solutionsHelp users improve power quality, reduce operating costs, and achieve sustainable development.

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Simo motorsAfter-sales service policy: quality-oriented, the user first!

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

preamble

Thank you for choosing Simo Motor products. As an enterprise with many years of experience in motor manufacturing, Simo 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

Simo 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, Simo 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 Simo'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

Simo 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, Simo 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, Simo 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

Simo Motors is committed to “Sincerity, thoughtfulness, devotion, Simo 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 Simo 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

Simo 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 Simo. Choosing Simo motor is choosingQuality and Trust

Simo 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

Simo 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.

Simo 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

Simo 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

Simo 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

Simo 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

Simo 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

Simo 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

Simo 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

Simo 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

Simo 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 Simo motors is choosingReliable quality assuranceLeading Technical StrengthComplete service supportSimo Motors is a leading manufacturer of electric motors in China. With more than sixty years of professional accumulation, Simo 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, Simo 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.

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

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