Deif AGC-4 Mk II - Page 173

Figure 6.10 Yy6 example
1L1
1L21L3
HV side
2L1
2L2 2L3
LV (generator) side
1L1 to 2L1 phase angle is -180/+180 degrees.
Table 6.4
Phase compensation setting
Parameter Function Setting
9141 BB (mains)/generator angle compensation 180 degrees
INFO
Select 179 degrees in parameter 9141 when vector group 6 is used.
Table 6.5 Comparison table between different terminologies
Vector group Clock notation Phase shift
LV lag degrees
compared to HV
LV side lagging LV side leading
0 0 0 ° 0 ° 0 °
1 1 -30 ° 30 ° 30 °
2 2 -60 ° 60 ° 60 °
4 4 -120 ° 120 ° 120 °
5 5 -150 ° 150 ° 150 °
6 6 -180 °/180 ° 180 ° 180 ° 180 °
7 7 150 ° 210 ° 150 °
8 8 120 ° 240 ° 120 °
10 10 60 ° 300 ° 60 °
11 11 30 ° 330 ° 30 °
In the following, the name vector group will be used.
Table 6.6
Table to read parameter 9141 compared to a step-up transformer
Vector group Step-up transformer types Parameter 9141
0 Yy0, Dd0, Dz0 0 °
1 Yd1, Dy1, Yz1 30 °
2 Dd2, Dz2 60 °
4 Dd4, Dz4 120 °
DESIGNER'S HANDBOOK 4189341275A EN Page 173 of 196