~^Johnny^~ wrote:
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On Thu, 28 Jul 2005 11:55:44 -0400, Slumlord
wrote:


Also during really hot weather, utilities will reduce voltage about
5%.



I think that is an urban legend.

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Its not an urban legend. If you check out PJM's website (thats the grid
for the mid Atlantic states), part of their emergency procedures, during
periods of very high load, is to drop the voltage on the system by 5%.
Its the last step before they initiate rolling blackouts