NETA Summer 2023 Substation Communications - A Primer
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23 May 2023
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William G. Higinbotham
Articles
In the early days of protective relaying, it was recognized that communications between substations could improve relaying performance. This article explains the need then early methods all the way to modern fiber optic communication systems.
Key topics:
- Why do we need communications in a substation?
- Early substation communications
- Why fiber?
- Intra-substation fiber
- Optical fibers
- Fiber optic connectors
- Optical power budgets
- Fiber handling
- Fiber testing