On 3/10/23 15:57, Fred Cisin via cctalk wrote: > OB_3-phase anecdote: > PG&E bought a replacement machine for the school district, on the > condition that all involved go along with a false story that it had been > a lighning strike!
Doesn't seem to be an uncommon practice. I remember an electrician hooking up a 120V60Hz water cooler to the 250VDC supply used for welding. Sent the unit back for replacement because of "manufacturing defects". --Chuck