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Monthly Archive for: «December, 2018»

Directional protection relays applied to multiple power sources, parallel circuits and loops

Directional protection is usually applied to distribution systems that contain multiple power sources, parallel circuits and rings/loops. For such systems it is absolutely necessary to have protection against fault currents…...

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Dec 27, 2018 | Edvard

Directional protection relays applied to multiple power sources, parallel circuits and loops

The logic behind switchgear interlocking systems in substations

Switchgear interlocking is installed to protect both the equipment and the operator from dangerous situations caused by incorrect equipment operation. It can be categorized as operational interlocking and safety, or…...

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Dec 07, 2018 | Edvard

The logic behind switchgear interlocking systems in substations


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