Fundamentals of Gas Insulated Substations

Fundamentals of Gas Insulated Substations

March 30, 2023 | Online :: Central Time

“It’s great to bring utilities and vendors together to discuss best practices and lessons learned” – Project Manager, Southern Company

“This helped me better understand the basics of GIS and helped to get me up to speed with industry developments” – Engineer, Southern California Edison

This is a great course for those with no or limited Gas Insulated Substations (GIS) knowledge as it will provide attendees with an understanding of GIS, including design, construction, and operations.  

Attendees will gain a wealth of knowledge about gas insulated substations including:

  • Overall station design
  • Fundamentals of SF6 gas
  • Pros and cons of going with GIS
  • Gas insulated stations vs. air insulated stations
  • Applications for GIS 
  • Construction, testing and commissioning of gas insulated substations

Register today for this intensive one-day course taught by an expert from Mitsubishi Electric that will greatly enhance your understanding of GIS.

Learning Outcomes

  • Describe the components and equipment that make up a GIS
  • Discuss the differences between gas insulated stations and traditional air insulated stations
  • Review the fundamentals of the gas used and its alternatives
  • Expand on the engineering and design considerations for gas insulated station
  • Identify what is involved with testing, shipping, and installation of equipment
  • Review project cycle, cost considerations, and reliability of GIS
  • Describe GIS monitoring systems and applications for GIS



Thursday, March 30, 2023 : Central Time

8:00 – 8:30 a.m.
Log In and Welcome

12:00 – 1:00 p.m.
Lunch Break

8:30 a.m. – 5:00 p.m.
Course Timing

    Fundamentals of Power Systems

    Definitions and Advantages/Disadvantages

    GIS Components

    Fundamentals of SF6 and Gas Characteristics

    • Gas Density Gauge
    • SF6 Sealing Systems
    • Gas Zones and Buffer Zones

    Gas Circuit Breaker

    Switches (Disconnect, Ground and Fast Acting Ground)

    Current Transformers, Voltage Transformers and Surge Arrestors

    Gas Insulated Bus

    Additional Components

    • Bellows
    • Particle Traps
    • Terminations
    • Insulators
    • View Ports
    • Platforms
    • Rupture Disks
    • Buildings
    • Local Control Cabinets

    Grounding and Bonding

    Conduit Design

    Seismic Considerations

    Factory Testing


    Field Testing


    GIS Project Cycle

    Types of GIS and Voltage Ranges

    Engineering and Design Considerations

    AIS vs. GIS Cost Considerations


    GIS Applications

    Gas Monitoring Systems


    Patrick Abruzzese, GIS Product Line Manager, Mitsubishi Electric

    Mr. Abruzzese is a resident of the Pittsburgh, PA area where he has lived and worked for the past fifteen years.  After his tenure in the United States Marines, Mr. Abruzzese attended the University of Pittsburgh where he earned a Bachelor of Science degree in Engineering.  He began his professional career at Westinghouse Electric in their nuclear power plants division in 2011, continuing to Matrix PDM Engineering in early 2012 as a design engineer.

    Mr. Abruzzese entered the power transmission industry at Mitsubishi Electric in 2013.  He now serves as the Gas Insulated Substation (GIS) division Product Line Manager creating turnkey solutions for utility customers in the United States.

    Online Delivery

    We will be using Microsoft Teams to facilitate your participation in the upcoming event. You do not need to have an existing Teams account in order to participate in the broadcast – the course will play in your browser and you will have the option of using a microphone to speak with the room and ask questions, or type any questions in via the chat window and our on-site representative will relay your question to the instructor.

    • IMPORTANT NOTE: After November 30 you will not be able to join a Teams meeting using Internet Explorer 11. Microsoft recommends downloading and installing the Teams app if possible. You may also use the Edge browser or Chrome.
    • You will receive a meeting invitation will include a link to join the meeting.
    • Separate meeting invitations will be sent for the morning and afternoon sessions of the course.
      • You will need to join the appropriate meeting at the appropriate time.
    • If you are using a microphone, please ensure that it is muted until such time as you need to ask a question.
    • The remote meeting connection will be open approximately 30 minutes before the start of the course. We encourage you to connect as early as possible in case you experience any unforeseen problems.


    Please Note: This event is being conducted entirely online. All attendees will connect and attend from their computer, one connection per purchase. For details please see our FAQ

    If you are unable to attend at the scheduled date and time, we make recordings available to all registrants for three business days after the event


    Fundamentals of Gas Insulated Substations

    March 30, 2023 | Online
    Individual attendee(s) - $ 995.00 each

    Volume pricing also available

    Individual attendee tickets can be mixed with ticket packs for complete flexibility

    Pack of 5 attendees - $ 3,980.00 (20% discount)
    Pack of 10 attendees - $ 6,965.00 (30% discount)
    Pack of 20 attendees - $ 11,940.00 (40% discount)

    Your registration may be transferred to a member of your organization up to 24 hours in advance of the event. Cancellations must be received on or before February 24, 2023 in order to be refunded and will be subject to a US $195.00 processing fee per registrant. No refunds will be made after this date. Cancellations received after this date will create a credit of the tuition (less processing fee) good toward any other EUCI event. This credit will be good for six months from the cancellation date. In the event of non-attendance, all registration fees will be forfeited. In case of conference cancellation, EUCIs liability is limited to refund of the event registration fee only. For more information regarding administrative policies, such as complaints and refunds, please contact our offices at 303-770-8800




    EUCI is accredited by the International Accreditors for Continuing Education and Training (IACET) and offers IACET CEUs for its learning events that comply with the ANSI/IACET Continuing Education and Training Standard. IACET is recognized internationally as a standard development organization and accrediting body that promotes quality of continuing education and training.

    EUCI is authorized by IACET to offer 0.8 CEUs for this event

    Requirements for Successful Completion of Program

    Participants must log in and be in attendance for the entirety of the event to be eligible for continuing education credit.

    Instructional Methods

    Case studies, PowerPoint presentations, and group discussion will be used in this event.

    Upon successful completion of this event, program participants interested in receiving CPE credits will receive a certificate of completion.

    Course CPE Credits: 9.0
    There is no prerequisite for this Course.
    Program field of study: Specialized Knowledge
    Program Level: Basic
    Delivery Method: Group Internet Based
    Advanced Preparation: None

    CpeEUCI is registered with the National Association of State Boards of Accountancy (NASBA) as a sponsor of continuing professional education on the National Registry of CPE Sponsors. State boards of accountancy have final authority on the acceptance of individual courses for CPE credit. Complaints regarding registered sponsors may be submitted to the National Registry of CPE Sponsors through its web site:


    Who Should Attend

    This course is designed for new or prospective utility professionals interested in gas insulated substations; however, other substation stakeholders may find a benefit from attending. This course will attempt to provide a robust education on GIS installations including relevant policies, practices and could be of interest to professionals in other areas of the utility such as communications, community engagement, and safety.

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