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Old 29th Jun 2011, 12:54 pm   #5
ThePillenwerfer
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Join Date: Mar 2011
Location: Sheffield, South Yorkshire, UK.
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Default Re: Another unusual plug and some other questions

I've got some old text-books from the '30s which say that on DC mains any socket above 2A must be switched and interlocked so the plug can't be pulled out with the juice on. I would suggest that these plugs were to work with such a socket.

- Joe
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