I HAVE ABOUT 30 TO INSTALL NOW.POWER CO HAS NEW SERVICE UG.AND THE NEW VLTG IS 208 FROM OLD 240 SYS.ANYWHERE FROM 2OOAMP TO 400AMP 3 PH.PLUS THE ONES I HAVE DONE IN THE PAST.

BEST THING TO DO IS GET YOUR LOCAL SUPPLY HOUSE GET YOU 1 FROM MFG. NO PROB.