On Monday, 8 October 2018 10:53:47 UTC+1, Dave Plowman (News) wrote:
In article ,
wrote:

If the sprayer has exposed or exposable metal parts, all such need to be
either double-insulated from 230-volt-land or reliably earthed.

Not if run from a suitable low volts supply.

no, it's the psu that those apply to


NT