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Archive: Category «Testing and Commissioning»

Learn how to read and analyze control circuits of MV gas insulated switchgear (GIS)

Previously, an introductory part of the GIS and its components were discussed to pave the way for the GIS control circuits. Moreover, the single-line diagram example for a double-bus and a single breaker clarifies several…...

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Jan 25, 2021 | Salem Alshahrani

Learn how to read and analyze control circuits of MV gas insulated switchgear (GIS)

My experience in the design and installation of medium voltage switchgears

Medium Voltage (MV) switchgear is typically any switchgear over 1000V in the United States (US). Some of the nominal voltage ratings used in the US by power utilities are 2.4-4.16kV, 7.2kV, 13.8kV, 14.4kV, 23kV, 34.5kV…...

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May 07, 2020 | Amar M

My experience and issues during the design and installation of medium voltage switchgear

How to avoid common mistakes during wiring and startup of power factor correction (PFC) cubicle

Power factor correction (PFC) and reactive power compensation (RPC) are often used as synonyms in practice. Although they are similar and mutually dependent terms, they don’t represent the same thing. RPC is a procedure for…...

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Jan 16, 2020 | Miodrag Kokotovic

How to avoid common mistakes during wiring and startup of power factor correction (PFC) cubicle

12 on-site checks to inspect the transformer’s health

On-site inspection of the substation transformer usually exposes important condition changes and it initiates various suspicions that need to be investigated in detail. As with any other substation equipment, many things could go wrong during… Read more

Nov 11, 2019 | Edvard

12 on-site checks to inspect substation transformer

Lessons I learned during the start-up of an MV switchgear

In the world of electrical engineering, a term start-up assumes all works which are necessary to be done for putting in operation already tested switchgear, as close as possible installed in position and ambient defined…...

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This technical article/guide requires a Premium Membership. Get access to all premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out each plan's benefits and choose the membership plan that works best for you or your organization.
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Oct 31, 2019 | Miodrag Kokotovic

Lessons I learned during the start-up of an MV switchgear


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