Transformer Monitoring System

Short Descrption for Transformer Monitoring System

A Transformer Monitoring System is a comprehensive solution designed to safeguard and optimize the performance of transformers. This innovative system continuously monitors critical parameters like dissolved gas analysis (DGA), moisture levels, and temperature, providing real-time insights into the transformer’s condition. By leveraging advanced sensors and analytics, it can detect potential issues, such as overheating or incipient faults, in their early stages. This early detection allows for timely maintenance or operational decisions, preventing unexpected failures and costly downtime. Transformer Monitoring Systems are essential for asset owners looking to implement data-driven, condition-based maintenance strategies, ensuring the longevity and reliability of their transformer assets.

Detail description

Expert System

Algorithms for analyzing the data acquired online are implemented in the software and reflect GE’s extensive experience with transformers.The expert system highlights issues through configurable alarms and provides clear correlated information as well as recommendations concerning the transformer continued operation, the suggested “next steps” and the need for services and maintenance.


• Load currents (A)
• Over-currents (A)
• Total number of over-currents (A)
• Load factor (A)
• Overload capacity (A)
• Emergency overloading time (A)
• Apparent power (A)
• Active power
• Reactive power
• Transformer power factor (cos φ)
• Transformer losses


• Top oil temperature (A)
• Bottom oil temperature
• Calculated hot spot temperature (A)
• Winding temperature
• Moisture in insulation paper (A)
• Bubbling temperature (A)
• Bubbling safety margin (A)
• Breakdown voltage (A)
• Lifetime consumption (A)
• Ageing rate (A)

Oil Analysis

Both off-line and online data can be analysed.DGA using the most common diagnostic tools: Duval’s triangle, Rogers and Doernenburg ratios, Key Gas methods, etc… as per IEEE C57.104 and IEC 60599. Users can select the method most appropriate to their situation. They can also perform Furfural determination and oil condition evaluation according to IEC 60422:

Dissolved Gas Analysis

• Gas in oil content (1 to 9 gases) (A)
• Gas in oil rate of change (A)
• Moisture in oil content (A)


• Operating voltages (C).
• Transient lightening over-voltages (C).
• Total number of over-voltages (C).
• Change of C1 capacitance (C).
• Power factor (tan δ).
• Oil/SF6 pressure/density.

Transient Over-Voltage

  • Detection of fast transient over- voltages (up to 5 MHz) caused by network switching.
  • Capture of full waveform.

On Load Tap Changer

• OLTC position (A)
• Number of switching operations (A)
• Number of operations until service (A)
• Cum. switched load current (A)
• Cum. current until service (A)
• Power consumption of motor drive (B)
• Motor drive current
• Operation timing (B)
• Assessed mechanical condition (B)
• Energy index (B)
• Contact erosion
• Gas in oil content
• Moisture in oil content
• Oil temperature
• Oil temperature differences
• Oil level in OLTC


• Ambient temperature. (A)
• Ambient humidity.
• Cabinet temperature.

Other measures

• Oil level in main tank.
• Oil pressure.
• Humidity of air inside conservator.
• Gas quantity/gradient in Buchholz relay.
• Other digital and analogue inputs.
• Other parameters on request.

Oil Analysis

Both off-line and online data can be analysed.DGA using the most common diagnostic tools: Duval’s triangle, Rogers and Doernenburg ratios, Key Gas methods, etc… as per IEEE C57.104 and IEC 60599. Users can select the method most appropriate to their situation. They can also perform Furfural determination and oil condition evaluation according to IEC 60422:

Partial Discharge

• Electrical PD.


The built-in simulator module allows the user to simulate external events or internal transformer events and to study the corresponding effect on the transformer’s behavior. It can be invaluable for weighing up options when faced with a difficult decision but can also be used for training of personnel.

Report Generator

The configurable report generator quickly and easily creates a user-friendly report onthe status of the transformer and of its main components. The report can be created on demand for selected monitored functions over a specified time frame.

RModular monitoring solution for power transformers

The MS 3000 is a globally recognized online monitoring solution with well over 1,000 installations worldwide which benefits from extensive transformer manufacturing DNA. It is a powerful tool that concentrates most of the transformer data available and combines it with sophisticated models, diagnostic algorithms and practical experience to help the user evaluate the health of the transformer, monitor its current performance and optimize its operational efficiency. The MS 3000 is modular and highly configurable so that it can accommodate a wide range of specifications or customer requirements surrounding monitoring of the 6 main areas responsible for the failure of power transformers. Standard configurations are also available to cover typical requirements. Its wide range of communication options facilitates connection to SCADA systems, data historians and Asset Performance Management (APM) systems. All this is provided by a single vendor with extensive transformer manufacturing and monitoring experience, which supports the customer from conception to deployment, ensures that the solution meets expectations and stands by it for the long term.



The Web server built into the MS 3000 provides web pages in several languages which can be accessed using a standard web browser. The key data overview screen will highlight any alarm and enable to drill down into more specific data. When part of a transformer fleet, integration with GE’s Perception software** enables centralized information, leveraging of fleet data and fleet health ranking.

Sophisticated Modelling

With a multitude of sensors constantly delivering refreshed online data, the MS 3000 uses sophisticated models to analyse all this data, correlate it when additional sources are available and convert the data into actionable information in order to enable the asset owner to get the most out of the transformer.

In the ever-evolving landscape of electrical power distribution, the demand for improved network reliability and availability has never been greater. Transformer assets, often considered the workhorses of the power grid, play a pivotal role in ensuring electricity is efficiently delivered to consumers. To meet the growing expectations for uninterrupted power supply and extended transformer lifespan, asset owners are turning to advanced solutions that can continuously monitor, assess, and optimize the performance of these critical components. The Transformer Monitoring System, with its holistic approach to transformer health, emerges as a key enabler in achieving these objectives.

Understanding the Transformer’s Vital Role

Transformers are the unsung heroes of the power grid, quietly stepping down voltage levels for safe distribution to homes and businesses. They are fundamental in the seamless transmission of electricity, but their importance often goes unnoticed until a failure disrupts service. The consequences of such failures are far-reaching, leading to downtime, costly repairs, and potential safety hazards. To tackle these challenges, asset owners have realized the need to monitor transformers actively, moving beyond conventional maintenance strategies towards data-driven, condition-based approaches.

Expanding Monitoring Horizons

Traditionally, Dissolved Gas Analysis (DGA) has been a primary method for assessing transformer health. However, asset owners are increasingly expanding their monitoring capabilities to cover a broader spectrum of transformer components. This expansion goes beyond DGA and encompasses the entire transformer, including its active part, bushings, tap changer, and cooling system. The objective is clear: maximize the availability, reliability, and overall performance of transformers while minimizing the life-cycle costs.

Introducing GE’s MS 3000 Transformer Monitoring System

In the pursuit of comprehensive transformer health coverage, General Electric (GE) has introduced the MS 3000 Transformer Monitoring System. This innovative solution is designed to provide essential to comprehensive monitoring of transformers, offering a modular and holistic approach to assessing the most common causes of failure. The MS 3000 simplifies the complex task of handling data from various sensors, creating a unified data stream from diverse sources. This aggregated data is then analyzed using sophisticated models, avoiding data overload, and presenting a comprehensive view of the transformer’s health. The system goes beyond mere data collection; it offers intelligent alarms, diagnostics, and suggested operational steps, effectively becoming an “Expert System” for managing transformers.

Key Benefits of the MS 3000 Transformer Monitoring System

  1. Continuous Supervision: The MS 3000 enables asset owners to continuously monitor the entire transformer by integrating data from available sensors. This comprehensive coverage ensures that no critical parameter or component goes unnoticed, allowing for early detection of issues.

  2. Modular Approach: The system offers modularity, catering to varying monitoring needs. From essential coverage to comprehensive monitoring, it provides flexibility and scalability. Asset owners can tailor the system to match their specific requirements.

  3. Comprehensive Information: With the MS 3000, all pertinent information is available at a glance. Whether you are monitoring a single transformer or an entire substation, the system provides a consolidated and easily accessible view of the transformer’s health.

  4. Expert System Capabilities: GE’s MS 3000 is more than just a data collection tool; it acts as an Expert System. It assists asset owners in confidently assessing a transformer’s condition and optimizing its operation and maintenance. By offering intelligent insights and recommendations, it empowers better decision-making.

  5. Operational Efficiency: Through continuous monitoring and data-driven insights, the MS 3000 aids in optimizing transformer operation. This optimized performance leads to reduced life-cycle costs, which can significantly impact an organization’s budget.

  6. User-Friendly Interface: The MS 3000 is equipped with a web server HMI (Human-Machine Interface), eliminating the need for additional software to access data analysis. This user-friendly approach streamlines the user experience and facilitates easy access to critical information.

  7. Integration with GE’s Perception Software: Asset owners can further enhance their transformer management by integrating the MS 3000 with GE’s Perception software. This centralizes information and leverages fleet data, offering a more comprehensive view of the entire transformer network.

  8. Smart Grid Compatibility: In the era of the Smart Grid and digital substations, the MS 3000 ensures easy inter-operability. It seamlessly integrates with the broader digital ecosystem, contributing to grid modernization efforts.

The MS 3000 Transformer Monitoring System marks a significant advancement in the way asset owners manage their transformer assets. By providing continuous monitoring, intelligent analysis, and expert recommendations, it offers a holistic approach to transformer health management. In a world where reliability and efficiency are paramount, this system empowers asset owners to make informed decisions, reduce operational costs, and ensure uninterrupted power supply to communities and industries.

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Where do we have clients and supply our Transformer Monitoring System ?

IndiaUnited Arab EmiratesUganda
South KoreaAlgeriaSouth Africa
Saudi ArabiaEthiopiaAustralia

Advantages of Transformer Monitoring System: Enhancing Transformer Performance and Reliability

Transformers are the unsung heroes of the electrical power grid, silently ensuring the safe and efficient distribution of electricity. They play a vital role in stepping down voltage levels and facilitating the flow of power to homes and businesses. However, their significance is often underestimated until a failure disrupts service, leading to downtime, costly repairs, and potential safety risks. To address these challenges and maximize the performance and lifespan of transformers, asset owners are turning to advanced solutions such as the Transformer Monitoring System. This state-of-the-art technology offers several key advantages that are instrumental in enhancing the reliability and efficiency of transformers.

1. Continuous Monitoring: One of the primary advantages of a Transformer Monitoring System is its ability to provide continuous surveillance of the entire transformer. This encompasses real-time monitoring of crucial components such as the active part, bushings, tap changer, and cooling system. By keeping a vigilant eye on the transformer’s health, potential issues can be detected and addressed in their early stages, preventing costly failures and downtime.

2. Comprehensive Coverage: Transformer Monitoring Systems offer a modular approach to monitoring. They can be customized to provide essential through to comprehensive coverage of transformer failure modes. This versatility ensures that asset owners can tailor the monitoring system to their specific needs, providing flexibility in terms of monitoring scope and budget.

3. Holistic View: These systems offer a holistic view of the transformer’s condition, consolidating data from various sensors into a unified data stream. The ability to manage and analyze data from multiple sources effectively avoids data overload and provides a comprehensive assessment of the transformer’s health. This aggregated data includes intelligent alarms, diagnostics, and suggested operational steps, simplifying decision-making for asset owners.

4. Expert System Functionality: Many Transformer Monitoring Systems act as “Expert Systems” that provide insightful recommendations based on the data collected. These intelligent insights empower asset owners to make informed decisions about maintenance and operation. This expertise minimizes human error and enhances the efficiency of transformer management.

5. Operational Efficiency: By optimizing transformer operation and maintenance through data-driven insights, these systems lead to increased operational efficiency. The result is a reduced life-cycle cost, a significant benefit for asset owners seeking cost-effective solutions. This efficiency extends to the reduction of unplanned outages, repairs, and associated expenses.

6. User-Friendly Interface: Transformer Monitoring Systems are equipped with user-friendly interfaces, making them accessible without the need for complex software installations. This ease of use streamlines the user experience and allows asset owners and operators to access critical information effortlessly.

7. Integration with Software Solutions: Many Transformer Monitoring Systems can be seamlessly integrated with advanced software solutions, such as GE’s Perception software. This integration centralizes information and leverages fleet data for a more comprehensive view of the transformer network. It facilitates data management, analysis, and decision-making, improving the overall efficiency of transformer assets.

8. Smart Grid Compatibility: In an era where Smart Grids and digital substations are becoming the norm, Transformer Monitoring Systems are designed to be compatible with these advanced technologies. They ensure easy inter-operability and enable asset owners to embrace the benefits of grid modernization.