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  1. Samamelectric

    can I use Different voltages in same duct bank

    Thanks. Thats what I thought. I looked in the code book and could not find anything. Thanks again for all the reply's.
  2. Samamelectric

    can I use Different voltages in same duct bank

    Can I run a 12,470 volt conduit in the same duct bank as my 480 conduits? If not how much separation would I need?? I have look in the NEC but can't seem to find anything on this. Any input would be appreciated.

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