Power Substation
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Twenty Switchgear Design Flaws That Drive Operators Crazy
This comprehensive technical analysis breaks down the twenty most annoying imperfections in MV and LV switchgear, detailing the design flaws, their root causes, and the real-world operational impacts that consistently frustrate substation operators and maintenance crews. As we all know,…...
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Jul 06, 2026 | By Edvard Csanyi
Energy and Power
In-Depth Schematic Analysis of the 1000A Low-Voltage Motor Control Center (MCC)
This technical article provides an in-depth engineering analysis of the 1000A Low Voltage Motor Control Center (MCC) panel for high-demand applications. The panel is built on the Prisma M enclosure platform and features a complex array of incoming protection, outgoing… Read more
Jun 29, 2026 | By Edvard Csanyi
Power Substation
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Technical Analysis of BCU Logic in 132kV Line Protection Panel Schematics (Bay-B102)
The schematic drawings for the 132kV Line-1 Protection Panel (Bay-B102) provide a detailed, component-level view of how digital boolean logic is employed to govern the operation of high-voltage circuit breakers, isolators (disconnect switches), and earth switches. Operating within the framework…...
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Jun 22, 2026 | By Edvard Csanyi
Power Substation
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Best Practices in Troubleshooting Breaker Tripping Problems in Modern Power Substations
For some substation engineers, sudden breaker tripping incidents are a favorite puzzle that demands clear, out-of-the-box thinking. However, for the majority, these events are a true nightmare with no obvious starting point for troubleshooting. However, any anomalies in circuit breaker…...
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This content is not available in your premium membership plan. Please upgrade your plan in order to access this content. You can choose an annually based Basic, 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 08, 2026 | By Edvard Csanyi
Power Substation
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Technical Analysis of Engineering and Design Documentation for the DELA ROSA 230kV Substation
The DELA ROSA 230kV Substation represents a critical node in high-voltage power transmission, utilizing a highly integrated outdoor Gas Insulated Switchgear (GIS) topology. The reference engineering documentation specifies a comprehensive 245kV implementation, structured predominantly around Siemens Energy’s 8DN9 and 8DQ1…...
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May 18, 2026 | By Edvard Csanyi
Medium Voltage
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Brainstorming the 24kV Switchgear Schematics (Secondary Wiring and Automation)
This comprehensive guide serves as your master blueprint for decoding 24kV switchgear schematics. While the primary focus of this guide is the secondary wiring and automation schematics, we will break down the system layer by layer, starting with the System…...
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May 04, 2026 | By Edvard Csanyi
Power Substation
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Learn to Read Substation Configuration Language (SCL) Files
Engineering tasks in modern power systems require an advanced skill set in reading, interpreting, and troubleshooting digital substation architectures. As the industry transitions from conventional hard-wired, copper-based schematics to software-defined, ethernet-based environments, these digital architectures and configuration files become the…...
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Apr 27, 2026 | By Edvard Csanyi
High Voltage
The Essential Guide for Young Engineers Entering Energized Power Substations
For a young electrical engineer, stepping out of the office and into an energized high-voltage substation for the first time is a profound experience. The transition from the sterile environment of CAD software, single-line diagrams, and theoretical calculations to the… Read more
Apr 13, 2026 | By Edvard Csanyi
High Voltage
The Most Important Post-Installation Tests of a Gas-Insulated Substation (GIS)
This technical article explains some of the recommended and most important tests that MUST be performed on the Gas-Insulated Substation after the installation. Such tests are visual inspections, testing for control of cables, bus leakage and gas quality checks, main… Read more
Mar 02, 2026 | By Edvard Csanyi
Maintenance
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Substation Maintenance Transition Toward Clever Data-driven Asset Management
This article explores the complete spectrum of substation maintenance philosophies from Corrective and Preventive Maintenance to Predictive, Condition-Based, and ultimately Risk-Based Maintenance (RBM). It explains how each approach evolved, where it fits within modern substations, and how utilities can transition…...
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Feb 23, 2026 | By Muhammad Kashif
Power Substation
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Installation Precautions for Substation Secondary Equipment
The design of the high-voltage substation must include consideration for the safe operation and maintenance of the secondary equipment. The substation secondary systems are those systems which provide the functionality necessary to ensure safety of personnel engaged in operation of…...
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Dec 29, 2025 | By Edvard Csanyi
Power Substation
The Art of Hunting the Faults in Power Systems
Hunting the power system faults is not easy, and it never was. There are dozens of puzzle pieces you must carefully put together and at the same time have advanced knowledge in power system protection as well as to have… Read more
Nov 10, 2025 | By Edvard Csanyi
Energy and Power
Rules of Thumb In Substation Control and Trip Circuit Design
What are the trip circuits, and what do they do? Well, trip circuits are a small part of the control circuitry that exists within a substation, which provides functionality for protection, control, metering, and monitoring. Reliable design of trip circuits… Read more
Oct 27, 2025 | By Edvard Csanyi
Power Substation
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Substation Safety and Switching Rules You MUST Follow
This technical article describes the safety rules the switching operator must comply with when undertaking switching, and providing access for others required to work on the electrical network. We’ll describe the critical matters relating to safe switching operations, it is…...
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Aug 25, 2025 | By Edvard Csanyi
Power Substation
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Interlocking for 380kV GIS Substation: Insights into CB and isolator test and service positions
Interlocking systems are critical to the safe and efficient operation of high-voltage substations, ensuring proper sequencing of equipment operations and preventing dangerous scenarios such as simultaneous energization or grounding. This technical article delves into the intricacies of the 380kV interlocking…...
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Feb 03, 2025 | By Muhammad Kashif
