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Tim Watts[_3_]

On 27/06/14 08:59, wrote:

The professional sparks will be on site, so if it all goes pear
shaped he may be able to do some proessional sparky magic with a type
D (if that's not what he's used already), or something else.

I can be pretty sure he will not have a type D - the Zs (loop impedance)
requirements are very hard to meet - you pretty much need a transformer
nearby and your 600A distribution panel in the next room!

Type C is about as far as you can usefully go outside of a commercial
building with big heavy local distribution cables.