ABB 615 Series - Page 528

Vector group of the
transformer
Winding 1 type Winding 2 type Clock number Zro A Elimination
Yzn11 Y zn Clk Num 11 Not needed
Zy1 Z y Clk Num 1 Not needed
Zyn1 Z yn Clk Num 1 Not needed
ZNyn1 ZN yn Clk Num 1 HV side
ZNy1 ZN y Clk Num 1 Not needed
Zy5 Z y Clk Num 5 Not needed
Zyn5 Z yn Clk Num 5 Not needed
ZNyn5 ZN yn Clk Num 5 HV side
ZNy5 ZN y Clk Num 5 Not needed
Zy7 Z y Clk Num 7 Not needed
Zyn7 Z yn Clk Num 7 Not needed
ZNyn7 ZN yn Clk Num 7 HV side
ZNy7 ZN y Clk Num 7 Not needed
Zy11 Z y Clk Num 11 Not needed
Zyn11 Z yn Clk Num 11 Not needed
ZNyn11 ZN yn Clk Num 11 HV side
ZNy11 ZN y Clk Num 11 Not needed
Dz0 D z Clk Num 0 Not needed
Dzn0 D zn Clk Num 0 LV side
Dz2 D z Clk Num 2 Not needed
Dzn2 D zn Clk Num 2 Not needed
Dz4 D z Clk Num 4 Not needed
Dzn4 D zn Clk Num 4 Not needed
Dz6 D z Clk Num 6 Not needed
Dzn6 D zn Clk Num 6 LV side
Dz8 D z Clk Num 8 Not needed
Dzn8 D zn Clk Num 8 Not needed
Dz10 D z Clk Num 10 Not needed
Dzn10 D zn Clk Num 10 Not needed
Zd0 Z d Clk Num 0 Not needed
ZNd0 ZN d Clk Num 0 HV side
Zd2 Z d Clk Num 2 Not needed
ZNd2 ZN d Clk Num 2 Not needed
Zd4 Z d Clk Num 4 Not needed
ZNd4 ZN d Clk Num 4 Not needed
Zd6 Z d Clk Num 6 Not needed
Table continues on next page
Section 4 1MAC059074-MB A
Protection functions
522 615 series ANSI
Technical Manual