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Monthly Archive for: «May, 2019»

Eight common mistakes in reading and creating single line and wiring diagrams

As I wrote in one of my previous articles, called How to read single line and wiring diagrams, single line diagrams are simplified and digest picture of whole switchboard, showing…...

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May 30, 2019 | Miodrag Kokotovic

The case of phase-to-phase fault in a 13.8 kV switchgear caused by heavy rain

In this case study we describe a 13.8 kV switchgear phase-to-phase fault due to by heavy rain evolving into a three-phase fault that was cleared by transformer numerical relays. The…...

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This page requires a Premium Membership. Get access to premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out the benefits of each plan and choose the one that works best for you or your organization. You can purchase a plan for 1 or 3 months and a year.Log InRegister

May 17, 2019 | Edvard

The case of phase-to-phase fault in a 13.8kV switchgear caused by heavy rain

How to make calculation for a distribution substation 10/0.4 kV, 2×1600 kVA

Distribution substations with installed power of 2×1600 kVA are typical example of electrical power supply facilities which can be often seen all around the Europe and wider. By “calculation” of…...

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This page requires a Premium Membership. Get access to premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out the benefits of each plan and choose the one that works best for you or your organization. You can purchase a plan for 1 or 3 months and a year.Log InRegister

May 02, 2019 | Miodrag Kokotovic

How to make calculation for a distribution substation 10/0.4 kV, 2x1600 kVA

The concept of redundancy in the power circuits

Generally speaking, distribution substations should be designed with redundancy allowing a portion of feeders to remain energized if any major component fails or is taken out of service for maintenance…. Read more

May 01, 2019 | Edvard

The concept of redundancy in the power system


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