Generator Users Group : Electrical Builders, Inc. – Combined Cycle Journal

Generator Users Group : Electrical Builders, Inc.

Anti-condensation Measures For Metal-enclosed Bus What You Need To Know

Thursday, November 12, 2020 @ 3pm and 3:30pm EST

Presentation Synopsis

The purpose of this presentation is to better understand condensation issues in Metal Enclosed Bus along with methods used for control. Condensation can cause a number of problems with electrical components, including arcing, short circuit, corrosion and more. We will discuss each type of Bus design affected by condensation, specific solutions per design and maintenance concerns with each solution.

Key Takeaways for Users

  • What causes condensation in Bus Duct?
  • Types of Bus designs with condensation problems.
  • When to be concerned about condensation.
  • Solutions used to control condensation.
  • Purpose of each solution and type of Bus where used.
  • Maintenance concerns.


Steve Powell, Bus Duct Subject Matter Expert

Steve Powell is the Bus Duct Subject Matter Expert at Electrical Builders, Inc. (EBI). Steve has 30+ years of experience in engineering, with a degree in Computer Science Systems Administration along with Drafting & Design. He has worked in the Oil & Gas and Aerospace industries, with the last twelve years in Energy and Power Distribution. He is an active member of IEEE Power & Energy Society, and served on the Switchgear Assemblies Working Group Subcommittee, responsible for developing and publishing C37.23-2015 Standard for Metal-Enclosed Bus. His experience with Bus systems include engineering, design, CNC automation, research & development, and high voltage testing on Non-Segregated, Segregated, and Isolated Phase Bus.


Mohsen Tarassoly
Director of Business Development

Harlan Kartak
Client Relations & Business Development

Bob Egerer
Director of Sales & Special Projects

Steve Powell
Bus Duct SME

About EBI

EBI is the nation’s premier specialty electrical and welding contractor dedicated to providing full service, turnkey services and solutions for medium and high voltage electrical system projects. EBI has successfully completed over 3,600 power generation and substation projects throughout North America, including projects covering over 75% of the domestic nuclear fleet and numerous EPU projects. With over 46 years of experience, EBI is proudly veteran and women owned, and the first and only bus duct and wire service contractor to be ISO 9001 certified.

Products and Services

EBI’s expertise is in turnkey isolated phase bus duct, segregated bus, non-segregated and cable bus solutions including: full installations, retrofits / rebuilds, modifications, inspections, cleaning, fabrication, complete bus system refurbishments and emergent repairs. Other specialized services include: project management, online continuous monitoring solutions, noninvasive system diagnostics and troubleshooting, mobile welding, onsite silver plating, consulting, and 24/7 emergency fabrication, replacement parts and hardware, and field services support for power generation facilities.



2720 1 1/2 Street South
St. Cloud, MN 56301
United States

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