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RE: Grounded (earthed) power supply? (slightly OT)


  • To: <ukha_d@xxxxxxx>
  • Subject: RE: Grounded (earthed) power supply? (slightly OT)
  • From: "James Hoye" <james.hoye@xxxxxxx>
  • Date: Mon, 30 Jul 2001 16:21:11 +0100
  • Delivered-to: rich@xxxxxxx
  • Delivered-to: mailing list ukha_d@xxxxxxx
  • Mailing-list: list ukha_d@xxxxxxx; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx

> Nowhere can I find a mains transformer that appears t  do what I need.
I
> was given the suggestion by the American company t  run a wire from
the
> negative side of the 12V output directly t  earth but I'm not sure if
> this is okay for a switched power supply or even if it should be done
in
> the UK.

Most of these transformers are Class II/Double insulated and therefore do
not require a protective earth connection.

James H



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