Basic Engineering Circuit Analysis 11th Edition by David Irwin ,Robert Nelms

Exercise 12

In a three-phase balanced delta-delta system, the source has an abc -phase sequence. The line and load impedances are 0.3 + j 0.2 and 9 + j 6 , respectively. If the load current in the delta is I AB = 15 40° A rms, find the phase voltages of the source.