Matrix with Zero Sequence
Reduction set to On
Matrix with Zero Sequence
Reduction set to Off
Matrix for winding with 120°
lagging
1
1
2
1
2
1
1
3
1
2
1
-
-
×
-
-
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1233 V1 EN
(Equation 9)
0 0 1
1 0 0
0 1 0
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1234 V1 EN
(Equation 10)
Matrix for winding with 150°
lagging
-1
0
1
1
1
1
0
3
0
1
1
×
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1235 V1 EN
(Equation 11)
Not applicable. Matrix on the
left used.
Matrix for winding which is in
opposite phase
2
1
1
1
1
2
1
3
1
1
2
-
×
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1236 V1 EN
(Equation 12)
1
0
0
0
1
0
0
0
1
-
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1237 V1 EN
(Equation 13)
Matrix for winding with 150°
leading
-1
1
0
1
0
1
1
3
1
0
1
×
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1238 V1 EN
(Equation 14)
Not applicable. Matrix on the
left used.
Matrix for winding with 120°
leading
1
2
1
1
1
1
2
3
2
1
1
-
-
× -
-
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1239 V1 EN
(Equation 15)
0 1 0
0 0 1
1 0 0
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1240 V1 EN
(Equation 16)
Matrix for winding with 90°
leading
0
1
-1
1
-1
0
1
3
1
1 0
×
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1241 V1 EN
(Equation 17)
Not applicable. Matrix on the
left used.
Matrix for winding with 60°
leading
1
1
2
1
2
1
1
3
1
2
1
-
× -
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1242 V1 EN
(Equation 18)
0
0
1
1
0
0
0
1
0
-
-
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1243 V1 EN
(Equation 19)
Matrix for winding with 30°
leading
1
0
-1
1
-1
1
0
3
0
1 1
×
-
é
ù
ê
ú
ê
ú
ê
ú
ë
û
EQUATION1244 V1 EN
(Equation 20)
Not applicable. Matrix on the
left used.
By using this table we can derive a complete calculation for all common transformer
configuration. For example when considering a YNd5 power transformer the
following can be concluded:
Section 6
1MRK 502 048-UEN A
Differential protection
90
Technical manual
Summary of Contents for REG650 ANSI
Page 1: ...Relion 650 series Generator protection REG650 Technical manual ...
Page 2: ......
Page 36: ...30 ...
Page 42: ...36 ...
Page 50: ...44 ...
Page 64: ...58 ...
Page 86: ...80 ...
Page 262: ...256 ...
Page 300: ...294 ...
Page 438: ...432 ...
Page 476: ...470 ...
Page 592: ...586 ...
Page 664: ...658 ...
Page 678: ...672 ...
Page 726: ...720 ...
Page 727: ...721 ...