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  • Users: chiefwvfc
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  1. chiefwvfc

    Spark gaps versus Varistors

    I am curious if any one call tell me the advantages or disadvantages of using a spark gap over a varistor for over voltage protection. We are using a spark gap to keep an output voltage from going over 400Vrms.
  2. chiefwvfc

    Need info on GE SF6 CTs

    I am trying to find instruction manuals and drawings on the following: GE SF6 345 KV Current Transformer Part# HTSH710921 The following numbers are also related to these CTs HTHD75B119 AND HTHD74A179 BIL is 1050 kV. the nameplate had the following data: GE NATL BD 55002 DIV.1 Sh. 250 1971...
  3. chiefwvfc

    load tap changer (LTC) symbol

    Does anyone know of a generic LTC symbol that I can use as a graphic?

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