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    • High Voltage Direct Current (HVDC) Systems
      • Overview

        High Voltage Direct Current (HVDC) systems enable utilities to move more power further, efficiently integrate renewables, interconnect grids, and improve network performance. HVDC systems utilize power electronics technology to convert AC and DC voltage and are ideal for supporting existing systems or building new power highways.


         

        • NO SUB PARENT
    • Flexible AC Transmission Systems (FACTS)
      • Overview

        GE Vernova provides solutions that offer grid operators the ability to provide reactive power support, enhance controllability, improve stability and increase power transfer capability of AC transmission systems.

        • PRODUCT CATEGORIES
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            • Fixed Series Compensation
            • Static Var Compensator
          • NO SUB PARENT
            • FACTSFLEX STATCOM
            • Synchronous Condenser
        • PRODUCT CONFIGURATOR
          • NO SUB PARENT
            • FACTS Digital Designer
    • AC Substation Solutions
      • Overview

        Substation and Electrical Infrastructure Projects for Utility and Industrial Customers.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Gas-Insulated Substations (GIS)
          • NO SUB PARENT
            • Modular Substation Automation Systems
            • Services & Substation Upgrade Programs
    • Substation Projects
      • Overview

        GE Vernova offers solutions for a variety of substation projects and applications, including Modular Substation Automation Systems, utility and industrial substation projects, as well as DC substation solutions.

        • PRODUCT CATEGORIES
          • Modular Substation Automation Systems
          • Utility & Industrial Substation Projects
    • Microgrid and DER Management Solutions
      • Overview

        The energy landscape today is changing, this is being led by the current industry trends of Decarbonization, Digitization, Decentralization and Electrification. Discover how GE Vernova is working with utility, consumer and industrial customers to design and deploy tailored Microgrid and Distributed Energy Resource (DER) Management solutions.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • GridNode Microgrid Solutions
            • GridNode DER Management Solution

      ELECTRIFICATION BUSINESSES

    • Electrification Software
    • Power Conversion & Storage
  • Equipment
    Equipment
    • GRiDEA™
      • Overview

        Innovations to Decarbonize the Electrical Grid. GRiDEA is our portfolio of decarbonization solutions that empower grid operators to address their net-zero objectives.

        • PRODUCT CATEGORIES
          • SF₆-free Solutions
            • SF₆-free High Voltage Switchgear
          • Reduced Raw Material Impact
            • Asset Monitoring
            • Retrofitting & Modernization Services
    • Transformers
      • Overview

        GE Vernova offers a wide range of transformer solutions for the utility, industrial, commercial, residential and energy markets. These solutions feature flexible, reliable and robust designs to support a wide range of applications. With units operating in some of the most demanding electrical environments around the world, We design and delivers transformer solutions that provide among the highest level of performance and reliability to meet rigorous operating requirements.

        • PRODUCT CATEGORIES
          • Power Transformers
            • Conventional Power Transformers
            • Green Transformers
            • Special Power Transformers
          • Distribution Transformers
            • Pole-mount & Pad-mount Transformers
            • Special Distribution Transformers
            • Network Transformers & Voltage Regulators
    • Gas-Insulated Switchgear
      • Overview

        GE Vernova provides GIS solutions from 50 kV to 800 kV, along with secondary products to maximize switchgear and network operation. The portfolio includes a full range of SF₆ GIS as well as g³ (SF₆-free) GIS at 145 kV and 420 kV voltage levels for utilities and industries worldwide.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Gas-Insulated Substations
            • Gas-Insulated Lines
            • Hybrid Gas-Insulated Switchgear
          • NO SUB PARENT
            • GIS Monitoring
            • Mobile GIS (Mobile Substations)
    • Air Insulated Switchgear & Circuit Breakers
      • Overview

        GE Vernova is one of the top circuit breaker suppliers in the world. Our products include a range of live tank circuit breakers (up to 800 kV), dead tank circuit breakers (up to 550 kV), as well as hybrid and compact switchgear assemblies. We also provide solutions for power generation applications with our generator circuit breakers for installations up to 1,500 MW.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Live Tank Circuit Breakers
            • HVDC Switches
            • Dead Tank Circuit Breakers
            • Generator Circuit Breakers
          • NO SUB PARENT
            • Hybrid Switchgear
            • Compact Switchgear
            • Switchgear Monitoring
    • Disconnectors
      • Overview

        GE Vernova is a global market leader for disconnectors (disconnect switches) since 1960, with 8 product facilities in 7 countries and hundreds of thousands installations in more than 130 countries around the world. The portfolio includes disconnectors for AC applications (up to 1,200 kV), for DC applications (up to 1,000 kV) and for railway applications. We also offer power connectors to connect two or more conductors for a continuous electrical path.

        • PRODUCT CATEGORIES
          • AC Disconnectors
            • Vertical Break Disconnectors
            • Center Break Disconnectors
            • Double-Side Break Disconnectors
            • Pantograph and Semi-Pantograph Disconnectors
            • Knee Type Disconnectors
          • NO SUB PARENT
            • HVDC Disconnectors
            • Railway Disconnectors and Load Switches
            • Power Connectors
            • Disconnector Monitoring
    • Instrument Transformers
      • Overview

        GE Vernova is an industry leader in the design and manufacturing of high, medium and low voltage instrument transformers. With more than 100 years of experience, We offer a broad array of standard and high accuracy models for revenue metering and system protection applications. The portfolio of instrument transformers ranges from low voltage at 600 V suitable for industrial and high accuracy revenue metering, all the way up to high voltage at 1,200 kV. The portfolio also includes line traps and digital instrument transformers.

        • PRODUCT CATEGORIES
          • High Voltage Instrument Transformers
            • Current Transformers
            • Voltage Transformers
            • Combined Metering Unit
            • Capacitor Voltage Transformers
          • NO SUB PARENT
            • LV/MV Instrument Transformers
            • Line Traps
    • Capacitors & Reactors
      • Overview

        For a century, utilities have relied on us to deliver electrical products and services to meet their quality, durability and performance needs. Our capacitor and reactor product lines are an integral part of our portfolio. GE Vernova provides power capacitors that meet ANSI, IEEE and IEC standards, and our low voltage capacitors are UL listed. Ratings range from 1 kvar to 500 MVAR, and from 240 volts to 500 KV.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • High Voltage Capacitors
            • Reactors
            • Low Voltage Capacitors
            • Low Voltage Capacitor Banks
            • Fast Switching Capacitor Banks(Flicker Banks)
            • Capacitor Monitoring
          • NO SUB PARENT
            • Active Filters
            • DC Capacitors
            • Induction Heating Capacitors
            • Fixed Motor & Pump PFC
            • CapMD™
    • Bushings & Surge Arresters
      • Overview

        GE Vernova provides a broad range of bushings and surge arresters to help protect electrical assets. The bushings portfolio includes AC and DC solutions that enable long life, high reliability and installation flexibility. GE Vernova’s Tranquell surge arresters are ideal for distribution and EHV applications up to 612kV, and are available as polymer and porcelain station and intermediate class IEEE/ANSI C62.11.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Bushings
            • Surge Arresters
    • SF₆-Free Solutions
      • Overview

        Our SF₆-free switchgear range features the same ratings and same dimensional footprint as the state-of-the-art SF₆ equipment, with a drastically reduced carbon footprint.

        • PRODUCT CATEGORIES
          • Gas-Insulated Switchgear
            • F35g up to 72.5 kV
            • F35g up to 145 kV
            • B105g up to 245 kV
            • T155g up to 420 kV
            • GIL/GIB up to 420 kV
          • Live Tank Circuit-Breakers
            • GL309-312c up to 145 kV (-50°C)
            • GL309-312g up to 145 kV (-30°C)
          • Dead Tank Circuit-Breakers
            • DT1-145g 63 up to 145 kV
    • Asset Monitoring
      • Overview

        Digital Native Products are not just an evolution of existing switchgear but a transformation in how GE Vernova conceives and builds primary equipment for the grid.Digital Native Products are designed with digital capabilities embedded, enabling a compact and standard design and are mechanically engineered to reach the accuracy required by advanced monitoring and control solutions. Products are ready to connect and operate quickly and effectively. Discover the various monitoring and control solutions that can be incorporate in Digital Native Products. 

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • BWatch
            • PDWatch
            • CSD100
            • DWatch
          • NO SUB PARENT
            • CBWatch
            • CapMD™
            • Transformer Monitoring

      ELECTRIFICATION BUSINESSES

    • Electrification Software
    • Power Conversion & Storage
  • Automation
    Automation
    • GridBeats™
      • Overview

        GridBeats™ is a portfolio of software-defined automation solutions for grid digitalization. The portfolio is designed to enable utilities and industrial customers to ensure a stable, efficient energy supply amidst the growing integration of renewable energy sources and aging infrastructure.

        • PRODUCT CATEGORIES
          • Digital Substations
            • MU360
          • NO SUB PARENT
            • Autonomous Distribution
            • Substation Monitoring
            • CyberSecurity
          • Asset Management
            • Asset Performance Management (APM)
            • Device Management Solution (DvM)
    • Substation Solutions
      • Overview

        GE Vernova's comprehensive portfolio of solutions for implementing and managing a substation.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Digital Substation
            • Engineered Solutions
            • Substation Systems
          • NO SUB PARENT
            • Software Tools
            • Cybersecurity
        • GENERAL
          • NO SUB PARENT
            • Commitment to Quality
            • Technical Support
    • Protection, Control & Metering
      • Overview

        GE Vernova’s Protection, Control, and Metering solutions deliver precise, high-performance automation for today’s evolving grid. From advanced relays to multifunction meters, our portfolio helps utilities enhance reliability, streamline operations, and accelerate the energy transition.  Backed by decades of expertise and global reach, we provide the products to protect assets, optimize performance, and power a more sustainable future.

        • PRODUCT CATEGORIES
          • Generator Protection
            • Large Size Generators (>40MVA)
            • Small to Medium Size Generators (<40MVA)
            • Special Applications
            • Ground Protection
          • Transformer Protection
            • Distribution & Industry (<5MVA)
            • Distribution & Industry (>5MVA)
            • Power Generation & Transmission
            • Special Applications
          • Motor Protection
            • LV Motors
            • Large Induction Motors
            • Medium to Large Induction Motors
            • Small to Medium Induction Motors
            • Special Applications
          • NO SUB PARENT
            • Accessories
            • Auxiliary Relays
            • Single Function
          • Controllers
            • Transmission-class Bay Controllers
          • Line Protection
            • Distance Protection
            • Line Differential with Distance - Distribution
            • Line Differential with Distance - Transmission
            • Railway Catenary
            • Special Applications
            • Accessories
          • Bus Protection
            • Distributed Bus Protection
            • High Impedance Bus Differential
            • Centralized Bus Protection
          • Gateways & RTUs
            • Gateways and RTUs
            • Accessories
          • Merging Units
            • Networked Merging Units
          • Fault Recorders & PMUs
            • Digital Fault Recorders (DFR)
            • Phasor Measurement Unit (PMU)
            • Software
          • Feeder Protection
            • Accessories
            • Distribution & Industry (compact case)
            • Distribution & Industry (with mimic diagram)
            • LV overcurrent
            • Multiple Feeder Protection
            • Special Applications
            • Transmission & sub-transmission
          • Metering
            • iSTAT Software
            • EPM Meter Software
            • Meter Enclosures
            • Power Meters
            • Power Quality Meters
            • Submeters
            • iSTAT Measurement Centers (CE Listed)
            • iSTAT Transducers (CE Listed)
        • GENERAL
          • NO SUB PARENT
            • Commitment to Quality
            • GSA Schedule
            • Technical Support
    • Transformer Monitoring
      • Overview

        GE Vernova offers a wide range of solutions to monitor and manage critical assets on the electrical grid, detect and diagnose issues and provide expert information and services to customers. Our asset monitoring and diagnostics portfolio includes solutions for single- and multi-gas transformer DGA, enhanced transformer solutions and switchgear monitoring, as well as software and services.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Multiple Gas Transformer
            • Single Gas Transformer
          • NO SUB PARENT
            • Enhanced Transformer Monitoring
            • Software and Services
        • General
          • NO SUB PARENT
            • Commitment to Quality
    • Critical Infrastructure Communications
      • Overview

        GE Vernova's Critical Infrastructure Communications (CIC)  solutions deliver secure, resilient, and scalable networks that ensure operational continuity in even the most demanding environments. We help customers reduce downtime, enhance safety, and improve situational awareness through end-to-end communication solutions built for reliability and performance. This translates into greater efficiency, regulatory compliance, and peace of mind for mission-critical operations.

        • PRODUCT CATEGORIES
          • Ethernet Switches, Converters, Time Synchronization
            • Ethernet Switches
            • Media Converters
            • Time Synchronization
          • Hardened Optical Networks
            • Advanced Network Management
            • Multiplexers
            • Packet Switched Solutions
            • Professional Services
          • Industrial Wireless
            • Accessories & Enclosures
            • Cellular Solutions
            • I/O Solutions
            • Licensed Solution
            • Network Management & Provisioning
            • Unlicensed Solution
          • NO SUB PARENT
            • Network Management Systems
            • Power Line Carrier
            • Teleprotection Signaling Systems
        • GENERAL
          • NO SUB PARENT
            • Commitment to Quality
            • Technical Support

      ELECTRIFICATION BUSINESSES

    • Electrification Software
    • Power Conversion & Storage
  • Services
    Services
    • Digital Data Collection
      • Overview

        The collection of required asset condition data from the field on a large scale for GE Vernova and 3rd party electrical equipment is a key step in building a robust Asset Performance Management strategy. Grid Services specialists are constantly evaluating and implementing new innovative inspection technologies applying strict processes and methods. The digital inspections methods are designed to improve the efficiency of data collection, oil analysis and online monitoring. All new approaches to capture data are integrated into the EnergyAPM ecosystem for automatic data transfer.

        • NO SUB PARENT
    • Asset Lifecycle Management
      • Overview

        GE Vernova's Asset Lifecycle Management services combine a large set of methodologies to collect condition data off and online, consulting and asset optimization services using digital technology to improve the monitoring, recording and analysis of asset operations and predict asset behavior.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Asset Optimization
            • Energy Efficiency Solution
          • NO SUB PARENT
            • Flexible Service Agreements
    • HV/MV Equipment Services
      • Overview

        GE Vernova’s innovative and high-quality services help maintain and optimize high-voltage electrical assets throughout their entire lifecycle. Leveraging the design and manufacturing knowledge of our engineers, the customized service solutions ensure substations and networks perform as planned. Experts deliver services for applications across the power system, keeping assets up-to-date, safe, reliable and efficient while improving customers’ return-on-investment.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Services by Application
            • Transformer Services
            • Gas-insulated Substation Services
          • NO SUB PARENT
            • Circuit Breaker Services
            • Disconnector Services
            • Instrument Transformer Services
    • Automation & Protection Services
      • Overview

        GE Vernova provides a full range of services & support tailored to meet a broad range of power system needs across utility and industrial applications. With deep domain knowledge and industry expertise GE Vernova’s service application engineers and technical specialists can help plan, design, operate, maintain, and modernize your protection, control, monitoring and automation systems.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Life Cycle Mangement
            • Advanced Automation
            • Engineering & Consulting
          • NO SUB PARENT
            • Cybersecurity Services
            • Managed Services
            • Technical Training
    • HVDC & FACTS Services
      • Overview

        GE Vernova provides comprehensive services throughout the systems lifecycle. The services can be provided by our local team and with the support of our global Competence Centers when the equipment is installed, during the warranty period and beyond.

        • NO SUB PARENT
    • Technical Training
      • Overview

        GE Vernova's Asset Lifecycle Management services combine a large set of methodologies to collect condition data off and online, consulting and asset optimization services using digital technology to improve the monitoring, recording and analysis of asset operations and predict asset behavior.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • Technical Training and Certifications
            • Industrial Communications
            • Technical Training for Protection & Control and Substation Automation Solutions
    • HV Switchgear Testing
      • Overview

        The collection of required asset condition data from the field on a large scale for GE Vernova and 3rd party electrical equipment is a key step in building a robust Asset Performance Management strategy. Grid Services specialists are constantly evaluating and implementing new innovative inspection technologies applying strict processes and methods. The digital inspections methods are designed to improve the efficiency of data collection, oil analysis and online monitoring. All new approaches to capture data are integrated into the EnergyAPM ecosystem for automatic data transfer.

        • PRODUCT CATEGORIES
          • NO SUB PARENT
            • CERDA Test Lab – France
            • CEME Test Lab - Italy
    • Research and Development Services
      • Overview

        The collection of required asset condition data from the field on a large scale for GE Vernova and 3rd party electrical equipment is a key step in building a robust Asset Performance Management strategy. Grid Services specialists are constantly evaluating and implementing new innovative inspection technologies applying strict processes and methods. The digital inspections methods are designed to improve the efficiency of data collection, oil analysis and online monitoring. All new approaches to capture data are integrated into the EnergyAPM ecosystem for automatic data transfer.

        • NO SUB PARENT

      ELECTRIFICATION BUSINESSES

    • Electrification Software
    • Power Conversion & Storage
  • Industries
    Industries
    • Generation
      • Overview

        Utilities today seek to create and connect new sources of power generation to meet growing global demand, while also managing grid reliability, costs and regulatory factors.

        • NO SUB PARENT
    • Water & Wastewater
      • Overview

        Water is central not just to the economy, but to life. As a result, water treatment systems demand secure, dependable power to ensure process uptime. From the grid-connected substation to reliable electrical protection, control, and power quality metering, GE Vernova offers tailored solutions to keep critical plants operational and meet the unique needs of the water and wastewater industry.

        • NO SUB PARENT
    • Transmission
      • Overview

        As power systems become increasingly interconnected and complex, utilities need solutions that optimize energy transmission and management while improving reliability.

        • NO SUB PARENT
    • Data Centers
      • Overview

        Data centers – and the information they store – are becoming increasingly integral to the way we live our lives every day. With rising demand also come rising costs. And more importantly, the information in these centers must remain secure while simultaneously accessible. We provide data centers with electrical infrastructure solutions from the input utility source to the IT server racks. This includes high-voltage switchgear and transformers, medium and low voltage electrical equipment, automatic transfer switches, switchboards, UPS systems, critical power PDUs, static transfer switches, and overhead busway. This chain of electrification products provides high quality and reliable products and services for the entire lifecycle of a data center.

        • NO SUB PARENT
    • Oil, Gas, and Chemicals
      • Overview

        The oil and gas industry is evolving at a rate never seen before, facing shifting pricing levels, ever-changing regulatory requirements, and increased environmental consciousness. Through reliable, safe, and innovative solutions and a holistic service offering, GE Vernova can help the energy sector thrive in this changing reality.

        • NO SUB PARENT
    • Distribution
      • Overview

        Modernizing and digitizing the distribution grid is imperative for utilities and customers to enhance power system stability and safety, while increasingly integrating distributed power and demand response.

        • NO SUB PARENT
    • Industry and Infrastructure
      • Overview

        The industry is changing. Simultaneously, so are your utility’s needs. Operational effectiveness, power stability, and critical asset management are key priorities – whether in pulp and paper, steel, or data centers. GE Vernova’s holistic portfolio of products and services are designed with reliability, innovation, and sustainability at the forefront, helping you face the energy transition with ease.

        • NO SUB PARENT
    • Mining
      • Overview

        Mining companies require secure communications, efficient asset performance management, and dependable, innovative technology to protect their critical assets. GE Vernova offers a broad product portfolio to help you through each step of the mining process – safely and reliably.

        • NO SUB PARENT

      ELECTRIFICATION BUSINESSES

    • Electrification Software
    • Power Conversion & Storage
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Submitted by Anonymous (not verified) on Wed, 11/27/2024 - 12:57
File Reference
GER-4473
Publish Date
Mon, 12/15/2025 - 12:00
Resource File Size
77.05 KB
Resource Category
ceb
Resource PDF File
GER-4473-Selected-Electromechanical-Auxiliary-Relays-A.pdf
Resource Type
9
Resource Type Name
Support Documents
Resource Passport Required
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Resource Type
Support Documents
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