In message <2AA1EFC0E932461392280BAFDD591F1D@lashko>, dated Fri, 8 Mar 2013, =?iso-8859-1?Q?H. K=F6ster?= <[email protected]> writes:

Please give me your experts comments.

7.2 of IEC/EN 61000-4-5 says (among other things):

If there are no other possible connections to earth, line-to-ground tests may be omitted.

It is really wise to have copies of the standards that are involved in the work, especially now that low-cost sources of ENs are now available.
--
OOO - Own Opinions Only. See www.jmwa.demon.co.uk
SHOCK HORROR! Dinosaur-like DNA found in chicken and turkey meals
John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK

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