On Monday, 15 August 2016 18:52:31 UTC+1, Andy Burns wrote:
John Rumm wrote:

I would hope that anyone changing a CU would be able to do at least some
basic tests - even if just with a multimeter.

I bought an old Robin insulation & continuity tester, an ancient hand
cranked analogue one, years out of calibration even then, but still
works fine ...

For jobs where accuracy doesn't matter, hand cranking a microwave turntable motor generates 1kV easily.


NT

On Monday, 15 August 2016 19:33:14 UTC+1, wrote:
For jobs where accuracy doesn't matter, hand cranking a microwave
turntable motor generates 1kV easily.

There's a difference between testing and destructive testing.

Owain

On Monday, 15 August 2016 21:40:55 UTC+1, wrote:
On Monday, 15 August 2016 19:33:14 UTC+1, tabbypurr wrote:

For jobs where accuracy doesn't matter, hand cranking a microwave
turntable motor generates 1kV easily.

There's a difference between testing and destructive testing.

Owain

I thought it too obvious to require mentioning that you can pick your testing voltage at will.


NT