单项选择题

A.高压Y接,低压d接、低压线电压落后高压线电压30°;
B.高压Y接,低压d接、低压线电压落后高压线电压330°;
C.高压Y接,低压d接、高低压相电压相位差330°
D.高压Y接,低压d接、高低压线电压相位差11°