R
X
60°
60°
1
2
3
5
4
6
6
6
6
6
6
7
7
W
( / phase)
IEC09000257_1_en.vsd
W
( / phase)
5
3
8
4
8
IEC09000257 V1 EN-US
Figure 183: Relation between distance protection (ZMQPDIS) and FDPSPDIS
characteristic for phase-to-phase fault for φline>60° (setting parameters in
italic)
1 FDPSPDIS (phase selection) (red line)
2 ZMQPDIS (Impedance protection zone)
3 0.5 ·
RFRvPP
PHS
4
( )
60
tan
°
PHS
X1
5 0.5 ·
RFFwPP
PHS
6 0.5 ·
RFPP
Zm
7
X1
PHS
8
X1
Zm
Section 7
1MRK 505 343-UEN B
Impedance protection
300
Application manual
Содержание Relion 670 series
Страница 1: ...RELION 670 SERIES Line differential protection RED670 Version 2 1 IEC Application manual...
Страница 2: ......
Страница 40: ...34...
Страница 64: ...58...
Страница 150: ...144...
Страница 406: ...400...
Страница 472: ...466...
Страница 494: ...488...
Страница 512: ...506...
Страница 524: ...518...
Страница 604: ...598...
Страница 686: ...680...
Страница 718: ...712...
Страница 722: ...716...
Страница 758: ...752...
Страница 759: ...753...