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Technical Articles

Electric Motor

The analysis of relay control systems: Electrical schematics with latch, step and lockout relays

To be honest, expertise in relay systems is fundamental for comprehension and creativity in circuits design. From bi-stable relays that maintain their states without continuous power to step relays facilitating incremental changes, and lockout relays guarding against unauthorized reenergization, each…...

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Feb 26, 2024 | By

The analysis of relay control systems: Electrical schematics with latch, step and lockout relays
Electric Motor

Mastering schematic drawings: Analyzing seal-in contacts in motor control circuits

In the domain of electrical engineering, seal-in contacts stand as pivotal components in control circuits, ensuring the sustained operation of electrical devices beyond the initial activation. These mechanisms play a critical role in maintaining the energized state of circuit elements,…...

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Feb 12, 2024 | By

Mastering schematic drawings: Analyzing seal-in contacts in motor control circuits
Power Substation

A journey through components commonly found in control and protection schematics

In this article, we embark on a journey through various components commonly found in various electrical diagrams, control and protection schematics, shedding light on their functions, symbols, and significance in the grand orchestration of electrical systems. These are extremely important…...

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Jan 29, 2024 | By

A journey through components commonly found in control and protection schematics
Energy and Power

Want to learn to analyze electrical schematics? Great! But first, you must understand these.

This technical article delves into a diverse array of switches and components that are fundamental to the operation and control of electrical systems. Starting with the basics like TURN, PULL, and PUSH switches, we navigate through the intricacies of latching…...

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Jan 15, 2024 | By

Want to learn to analyze electrical schematics? Great! But first, you must understand these.
High Voltage

A roadmap for engineers seeking mastery in the language of electrical schematics

In the intricate landscape of electrical engineering, the ability to decipher and interpret schematic drawings is a skill that separates the adept from the novice. This technical article delves into the art of understanding schematics, unraveling the complexities through a…...

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Jan 03, 2024 | By

A roadmap for engineers seeking mastery in the language of electrical schematics
High Voltage

Fundamental concepts of schematic drawings: Going deeper into analysis and design intricacies

Welcome to this comprehensive technical article that delves into the intricacies of electrical schematics, shedding light on crucial elements such as loops, wire connections, auxiliary contacts, MCBs, contactors, circuit breakers, isolators, earth switches, and terminal blocks. In the world of…...

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Dec 25, 2023 | By

Fundamental concepts of schematic drawings: Going deeper into analysis and design intricacies
High Voltage

Fundamental concepts of schematic drawings for true field engineers (hands on HV schemes)

Schematic drawings, also known as electrical or circuit diagrams, are essential tools for understanding and designing electrical circuits. Mastering schematic drawing is a fundamental skill for field engineers, allowing them to effectively troubleshoot, maintain, and modify electrical schemes. This technical…...

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Dec 11, 2023 | By

Fundamental concepts of schematic drawings for true field engineers (hands on HV schemes)
Power Substation

Contract drawings for a power transformer – The checklist you should always follow

This technical article provides a collection of the common drawings that are sent by the manufacturer to the client for approval and reference. The goal of these drawings is to verify that the transformers that are going to be manufactured…...

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Dec 04, 2023 | By

Contract drawings for a power transformer - The checklist you should always follow
Medium Voltage

Capacitor banks in substations: Schemes, relay settings, and protective measures

Let’s discuss capacitor banks, but this time, not the basics. Let’s study the double-star capacitor bank configuration and protective techniques used in the substations. How important is to choose the right current transformer ratio, calculate rated and maximum overload currents,…...

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Nov 27, 2023 | By

Capacitor banks in substations: Schemes, relay settings, and protective measures


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