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  • Users: wirenut60
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  1. wirenut60

    Surge protection on 27kV ungrounded delta system

    I'm involved in a project where the existing plant distribution is 27kV with a 5kV standby generator. The plant receives power from the utility’s 27kV grounded wye distribution system. The step up transformer between the 27kV bus and the 5kV bus has a delta ungrounded primary, (27kV), and...
  2. wirenut60

    Submersible terminations

    First... I'm new to this site, so please bear with me... I have been asked to look into waterproof terminations / submersible junction boxes for a waste water screen project. Our client has a waste water screen located in a vault about 30 feet fom the Ohio river. When the river over runs it's...

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