On Tue, 26 Jun 2007 21:57:35 GMT, John Stumbles
mused:

On Tue, 26 Jun 2007 21:17:13 +0100, Lurch wrote:

Currently looking at the Alphatek MI3000.

So what are "Loop P-N and contact voltage on an RCD" when they're at home?

Loop PN is phase and netral loop results. Other older testers do loop
on phase earth only. RCD contact voltage is something to do with, erm,
--
Regards,
Stuart.