prefL1
prefL2
prefL3
startL1
startL3
startL2
startIN
OperMode
More
than
one
true
Pref erence
Scheme
INL1
INL2
INL3
OUTL3
OUTL2
OUTL1
Sheme
t
40 ms
AND
stIN
stIN40ms
IEC16000023-1-en.vsdx
IEC16000023 V1 EN-US
Figure 76:
Phase preference 1
stIN
zrelL1
prefL1
prefL2
prefL3
AND
OR
stIN40ms
OR
OR
OR
AND
AND
AND
OR
zrelL2
zrelL3
IEC16000024-1-en.vsdx
IEC16000024 V1 EN-US
Figure 77:
Phase preference 2
Table
shows the preferred phase for each detected cross-country fault type and
operating mode (
OperMode
).
Table 62:
Preferred phase for each cross-country fault type and operating mode
Operating mode
start in L1 & L2
start in L2 & L3
start in L3 & L1
1231c
L1
L2
L3
1321c
L2
L3
L1
123a
L1
L2
L1
132a
L1
L3
L1
213a
L2
L2
L1
231a
L2
L2
L3
312a
L1
L3
L3
321a
L2
L3
L3
1MRK 506 382-UEN A
Section 6
Impedance protection
Line distance protection REL650 2.2 IEC
155
Technical manual
Summary of Contents for RELION 650 SERIES
Page 1: ...RELION 650 SERIES Line distance protection REL650 Version 2 2 Technical manual ...
Page 2: ......
Page 46: ...40 ...
Page 56: ...50 ...
Page 164: ...158 ...
Page 264: ...258 ...
Page 304: ...298 ...
Page 320: ...314 ...
Page 338: ...332 ...
Page 438: ...432 ...
Page 468: ...462 ...
Page 534: ...528 ...
Page 646: ...640 ...
Page 660: ...654 ...
Page 676: ...670 ...
Page 800: ...794 ...
Page 836: ...830 ...
Page 890: ...884 ...
Page 894: ...888 ...
Page 940: ...934 ...
Page 941: ...935 ...