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Introducing Intelligent Power Today

Welcome to Intelligent Power Today Magazine, our publication that explores and explains the who, what, where, when, why and how of intelligent electrical devices, a collection of complex mechanical devices and sophisticated control systems used in industrial, commercial, and institutional facilities—also known as intelligent buildings.

According to the Institute for Building Efficiency, intelligent buildings use smart technologies to improve system functionality, control operating costs, and to keep building occupants safe, secure, comfortable, and, of...

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2024 CE Code Training - Better Understanding of the Rules

CE Code training is intended to do a lot more than instruct about what changes have taken place since the last time Canada issued a national electrical code. We are producing a series of courses across Canada by one of Canada’s leading experts on the 2024 Edition of Canada’s Electrical...


Electrical Protection

Transformer Protection And High Impedance Faults

Electrical transformers are vital components of the power distribution network, ensuring the transfer of electricity across various voltage levels. Protecting these transformers from faults and failures is crucial to maintain the reliability and efficiency of the electrical grid. One of the significant challenges in transformer protection is managing high impedance faults (HIFs). This article explores the complexities of HIFs, their impact on system reliability, and the methods used to detect and mitigate these faults. However, certain types of faults pose a significant challenge to traditional transformer protection methods: high impedance faults.

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Understanding High Impedance Faults

High impedance faults occur when a conductor comes into contact with a surface that provides a path of relatively high resistance, often leading to arcing and intermittent contact. These faults can result from events like downed power lines or equipment failure. Unlike low impedance faults, which create significant current...

Electrical Protection Articles