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|    alt.engineering.electrical    |    Electrical engineering discussion forum    |    2,547 messages    |
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|    Message 1,769 of 2,547    |
|    J.B. Wood to All    |
|    1950s MV Distribution    |
|    15 Aug 16 14:42:45    |
      From: arl_123234@hotmail.com              Hello, everyone. I was browsing some old 1950s street photographs of       the Cincinnati suburb of my youth and was curious about the medium       voltage (MV) lines seen on the utility pole cross arms. Unlike most of       the present day 3-phase MV runs in the U.S. with 3 wires on a crossarm       and the neutral carried lower on the pole, the photos show poles each       having a top cross arm with 4 wires and a lower cross arm with 2 wires.       Below them are what look to be 120/240 LV wires. None of the old photos       clearly show the connections for a pole-mounted MV-LV distribution       transformer. So for anyone with an historical knowledge of these       methods your comment is greatly appreciated. Sincerely,       --       J. B. Wood e-mail: arl_123234@hotmail.com              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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