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Technical Articles

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Mastering stability test of power transformer: Differential and Restricted Earth Fault (REF) protection

This technical article discusses the essentials of transformer differential protection and restricted earth fault protection schemes, contrasting the two and elaborating on why the latter is necessary. Furthermore, it reveals…...

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Sep 25, 2023 | By Muhammad Kashif

Mastering stability test of power transformer: Differential and REF protection
Maintenance

Field secrets and warnings in power transformer mechanical check and visual inspection

Let’s discuss the visual and mechanical inspection procedures for oil-filled power transformers. It’s important, very important to examine a variety of key checkpoints, both external and internal to transformers, all…...

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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Sep 11, 2023 | By Muhammad Kashif

Field secrets and warnings in power transformer mechanical check and visual inspection
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A comprehensive guide to correct calculation for transformer differential relay settings

In this technical article, we will delve into the comprehensive methodology of calculating the differential relay settings for the GE P642 relay. Each step of the process will be explored,…...

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This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Aug 28, 2023 | By Muhammad Kashif

A comprehensive guide to correct calculation for transformer differential relay settings
Power Substation

Never underestimate how important it is to choose the right CT size in fault detection and protection

In the realm of electrical power systems, current transformers (CTs) play a vital role in accurately measuring and monitoring current levels. Proper sizing of CTs is essential to ensure their…...

Premium Membership Required

This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Aug 14, 2023 | By Muhammad Kashif

Never underestimate how important it is to choose the right CT size in fault detection and protection
Maintenance

Advice and warnings for proper handling, earthing and testing of current transformers

Welcome to the third and final part of our comprehensive series on current transformers (CTs) and their secondary circuits. In Parts 1 and 2, we covered various aspects of CT…...

Premium Membership Required

This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Jul 31, 2023 | By Muhammad Kashif

Advice and warnings for proper handling, earthing and testing of current transformers
Maintenance

A detailed checklist for the installation and commissioning of Gas-Insulated Substations (GIS)

Gas-insulated substations (GIS) are critical components of modern electrical power systems, providing efficient and compact solutions for the transmission and distribution of electricity. These substations utilize sulfur hexafluoride (SF6) gas…...

Premium Membership Required

This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Jul 17, 2023 | By Muhammad Kashif

A detailed checklist for the installation and commissioning of Gas-Insulated Substations (GIS)
Power Substation

Comprehensive Guide to Secondary Injection Testing of the Current Transformers (Part 2)

Welcome to the second part of our three-part series on current transformers (CTs) and their secondary circuits. In Part 1, we explored the fundamental principles of CT operation, the importance…...

Premium Membership Required

This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Jul 03, 2023 | By Muhammad Kashif

Comprehensive Guide to Secondary Injection Testing of the Current Transformers (Part 2) - Ensuring Reliable Operation & Testing of CTs
Power Substation

Comprehensive Guide to Secondary Injection Testing of the Current Transformers (Part 1)

Welcome to the first part of our three-part series on current transformers (CTs) and their secondary circuits. In this series, we will delve into the intricacies of CT operation, explore…...

Premium Membership Required

This technical article/guide requires a Premium Membership. You can choose an annually based Plus, Pro, or Enterprise membership plan. Subscribe and enjoy studying specialized technical articles, online video courses, electrical engineering guides, and papers. With EEP's premium membership, you get additional essence that enhances your knowledge and experience in low- medium- and high-voltage engineering fields.

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Jun 19, 2023 | By Muhammad Kashif

Comprehensive Guide to Secondary Injection Testing of the Current Transformers (Part 1) - CTs and their Secondary Circuits


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