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Participant

Join Date: Jan 2011
Posts: 1

Wave Trap

01/27/2011 6:58 AM

why wave traps are connected to single phase & not on three phases in EHV Substation?

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Power-User

Join Date: Jun 2010
Posts: 348
Good Answers: 10
#1

Re: Wave Trap

01/27/2011 7:21 AM

Wave Trap is not part of the power system it is part of the Power Line Carrier Communication system.

Simple answer to your question is that for communication channels (or telephone) you need one conductor and earth mass forms the return path.

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