Robatoy wrote:

... electricans' quotes for
3 phase in my new shop are through the roof... at least for now.


Rather than 240V/3PH/60Hz, 3 wire delta, find out if the utility will
supply 208Y/120V/3Ph/60Hz, 4 wire Y.

It is a very common service for shopping centers and light commercial
areas in the US.

Not sure what is done in Canada.

Lew