--- title: Voltage Unbalance | Free PMI Webinar description: Join our free webinar on December 9, 2026, to explore voltage unbalance, its impacts on power quality, and solutions to enhance system reliability. --- [![Power Monitors, Inc. — Tools you Need. People you Trust.](https://info.powermonitors.com/hs-fs/hubfs/Branding%20-%20Logos%20and%20Designs/PMI_Logo_White_Slogan.png?height=42&name=PMI_Logo_White_Slogan.png) Power Monitors](https://powermonitors.com) - [Home](https://powermonitors.com) - [Products](https://powermonitors.com/products) - Library Videos [All](https://powermonitors.com/videos/) [Bolt Quality Tests](https://powermonitors.com/videos/?video_search=&video_topic=bolt-quality-tests) [Promotional Videos](https://powermonitors.com/videos/?video_search=&video_topic=promotional-videos) [Support Videos](https://powermonitors.com/videos/?video_search=&video_topic=support) [Power Quality Decoded](https://powermonitors.com/videos/?video_search=&video_topic=white-paper-walkthroughs) White Papers [All](https://powermonitors.com/whitepapers/) [Artificial Intelligence](https://powermonitors.com/whitepapers/?whitepaper_search=Merlin&whitepaper_topic=) [Case Studies](https://powermonitors.com/whitepapers/?whitepaper_topic=case-studies) Communications [Distributed Generation](https://powermonitors.com/whitepapers/?whitepaper_topic=distributed-generation) Products [Harmonics](https://powermonitors.com/whitepapers/?whitepaper_topic=harmonics) [IEEE Standards](https://powermonitors.com/whitepapers/?whitepaper_topic=ieee-standards) Power Quality Voltage - Training [All](https://info.powermonitors.com/training) [PDH Eligible Classes](https://powermonitors.com/product-category/classes/) [On-Site Training](https://powermonitors.com/on-site-training/) [Online Webinars](https://info.powermonitors.com/no-cost-class-schedule) - [Support](https://powermonitors.com/support/) - Our Company [About Us](https://powermonitors.com/about-pmi/) [Contact](https://powermonitors.com/contact/) [Join Our Team!](https://info.powermonitors.com/join-pmi) [Receive our Newsletter](https://info.powermonitors.com/email-subscribe-page) [PQ Resources](https://info.powermonitors.com/power-quality-resources) [Power Quality Solutions](https://powermonitors.com/power-quality-solutions/) [Who We Serve](https://powermonitors.com/sales-representatives/) - [Account](https://powermonitors.com/account/) - [Cart](https://powermonitors.com/cart/) Free Webinar # Voltage Unbalance Wednesday, December 9, 2026 11:00 AM ET ![VoltageUnbalance](https://info.powermonitors.com/hs-fs/hubfs/Firefly%20Photorealistic%20close-up%20of%20a%20large%20three-phase%20induction%20motor%20running%20in%20a%20clean%20industrial.gif?width=718&name=Firefly%20Photorealistic%20close-up%20of%20a%20large%20three-phase%20induction%20motor%20running%20in%20a%20clean%20industrial.gif "VoltageUnbalance") About this class Did you know voltage unbalance can increase harmonic distortion, damage variable frequency drives, and overheat induction motors? Join us to learn why voltage unbalance is an often overlooked, but serious power quality issue. This webinar covers voltage unbalance metrics, existing standards, and the causes and symptoms of unbalance on utility and customer equipment. Your presenter ![Chris Mullins](https://info.powermonitors.com/hubfs/2026%205x7.png "Chris Mullins") ### Chris Mullins Chris Mullins is the President of Power Monitors, Inc. His 30-plus years at PMI have given him an extensive background in power quality, power line communications, and instrumentation design, with patents in each area. He is an active member of several IEEE standards groups and has authored more than 80 white papers. He holds a BS in Electrical Engineering from the University of Virginia. Have a PQ question? ### Ask Merlin™ — free. Send your toughest PQ questions and get answers grounded in IEEE standards, decades of PQ data, and 400+ technical white papers. [Email Merlin™](mailto:askmerlin@powermonitors.com) [Text Merlin™](sms:15403833144) ### Want to learn more? Browse the full schedule of free PMI webinars. [See all classes](https://info.powermonitors.com/free-class) ## Register for this class It's free. Fill out the form and we'll send you the link to join. [![Power Monitors, Inc. — Tools you Need. People you Trust.](https://info.powermonitors.com/hubfs/Branding%20-%20Logos%20and%20Designs/PMI_Logo_White_Slogan.png)](https://powermonitors.com) Power Monitors, Inc. is an industry-leading product design and manufacturing firm based in Mt. Crawford, Virginia. PMI® strives to solve power quality problems by listening to our customers and working with them to design and manufacture products. Total customer satisfaction is the primary goal of all PMI® staff. 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