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Understanding voltage drop is essential for substation engineers. The installation guide clarifies that voltage-drop limits vary for lighting versus other uses, and according to the type of supply arrangement. The critical point: always check the voltage at the load terminal,…
As a new substation engineer, understanding the distinction between active power (kW) and apparent power (kVA) is crucial for interpreting transformer loading records. Active power (kW) reflects the energy converted into useful mechanical work, heat, or light, while apparent power…
Why read this? As a newly qualified electrical engineer, understanding the working principles and application areas of electrical test instruments is foundational for diagnosing, commissioning, and maintaining power systems. This profile explains which types of equipment and engineering challenges Megger…
Why read this? If you are a newly qualified electrical engineer, this article clarifies how multi-function test systems help diagnose the condition of circuit breakers in medium- and high-voltage substations. You’ll learn which measurements contribute to a comprehensive circuit breaker…
Why read this? If you’re a newly qualified electrical engineer, understanding the purpose and role of protective relays and control devices is fundamental for working in power systems—especially in applications like substations. This article provides clarity on the product categories…
Energy Magazine describes how Elecnor delivered what the publication calls Australia’s largest and most advanced substation. These descriptions are attributed to the publication. Technical terms, explained A substation is a point in an electricity network where circuits are connected, controlled…
Ahmed Gamil, Application Regional Engineer Lead at Cargill, shared insights in a recent interview focused on the application of ester liquids in transformers, the performance of transformers under cold-climate conditions, and collaboration with manufacturers and utilities. Gamil addressed the adoption…
According to Powerline Magazine, a unit of China’s State Grid Corporation of China (SGCC) has launched its first automation upgrade project for a 1,000 kilovolt (kV) substation. The reported stage is a project launch. Technical terms, explained A kilovolt equals…
The Federal Government has commissioned four new power substations in Kano, adding 544 megawatts (MW) to the national grid. General engineering background A megawatt measures active power. A megavolt-ampere (MVA) measures apparent power. These units describe different quantities, so a…
Project Fact: The Transmission Company of Nigeria (TCN) has restored power supply to a 60MVA transformer at the Kukwaba Substation, according to recent reports. General Engineering Background: In electrical engineering, transformers rated in megavolt-amperes (MVA) are crucial components for changing…
