In article ,
charles wrote:
The point that seems to have been misses is getting CE approval. If the
equipment has a mains supply then th whole device needs to be submitted,
otherwise it's only the pwer unit. In addition different power units can be
suppled for different countries without changing the whole device.

Plenty SMPS seem to be 'universal' these days - 110-240v.

--
*Yes, I am an agent of Satan, but my duties are largely ceremonial

Dave Plowman London SW
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