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geofy · 3rd Jul 2011, 4:19 pm

Earthing the chassis will put some extra strain on the mains transformer insulation, as of course the mains live is looking for a way to get to earth. The insulation should be good enough to take the extra electrical stress and would be better for safety.

3rd Jul 2011, 4:19 pm	#12
geofy Retired Dormant Member Join Date: Jun 2006 Posts: 1,798	Re: Is the mains 'earth' good enough? Earthing the chassis will put some extra strain on the mains transformer insulation, as of course the mains live is looking for a way to get to earth. The insulation should be good enough to take the extra electrical stress and would be better for safety.