Question

1 phase 120/240v 3 wire calculations

Answer 1

Answer:

240V 3 Phase Open Delta (3P4W)

It's like 120 / 240V but also provides 240V 3 Phase for large loads (Machinery, etc.). It's often called “Wild Leg” of “High Leg” Delta because one leg (Phase B) is different. THE GOOD – It's inexpensive for the power company and it provides 120V / 240V Single Phase and 240V 3 Phase...

i hope it's help to you