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Power Quality Digest

Week of November 10th, 2025

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Upcoming Events

Seven Session PQ Essentials Course: Session #4

🕒 Tuesday, November 25, 11:00 AM–12:00 PM ET

Continuation of core PQ fundamentals with deeper dives into waveform behavior, event signatures, and data interpretation.

Loose Neutrals

🕒 Wednesday, December 3, 11:00 AM–12:00 PM ET

Learn the theory behind single-phase loose neutrals, the most common customer symptoms that indicate a neutral problem, and how to recognize the signs in a power quality recording.

Voltage Unbalance

🕒 Wednesday, December 10, 11:00 AM–12:00 PM ET

This class provides an overview of the definition, root cause and methods of identifying voltage unbalance, as well as its effect on PQ and best practices for mitigation.

Variable Frequency Drives

🕒 Wednesday, December 17, 11:00 AM–12:00 PM ET

Learn the basics of electric motors, VFD sensitivities to PQ problems, and the PQ problems they cause.

PQ for Non-Engineering Professionals

🕒 Tuesday, January 7, 11:00 AM–12:00 PM ET

A practical, plain-language introduction to voltage, current, harmonics, and common PQ events—designed for supervisors, managers, and anyone supporting engineering teams.

PQ & Distributed Generation

🕒 Tuesday, January 21, 11:00 AM–12:00 PM ET

Explore the power-quality implications of distributed generation technologies, including solar, storage, and hybrid systems, and how they impact monitoring and mitigation strategies.