resultant resistive reach becomes
RFPEStart
* (1 +
REOverRLStart
).
Phase-to-phase fault - quadrilateral characteristic
GUID-63CD9D94-999D-45F6-AF11-F90836F6B1E1 v1
Test points that are to be considered for measurement accuracy of set reactive reach
are shown in Figure
and Table
.
IEC15000432-1-en.vsdx
R
jX
RLd
RLd
RFPPStart
RFPPStart
X1Start
P2
P1
P3
P4
P8
P9
P 10
P11
P 13
P 14
P 15
P16
P7
P5
P6
ArgLd
( )
( )
P12
IEC15000432 V1 EN-US
Figure 16:
Proposed test points for phase-to-phase loop of quadrilateral
characteristic in solidly earthed system
Table 18:
Test points for phase-to-phase loop of quadrilateral characteristic
Test point
R
X
Comment
P1
0
X1Start
P2
(
X1Start /
tan(
LineAng))
X1Start
P3
RFPPStart
0.8 ∗
X1Start
P4
0.8 ∗
RFPPStart
0.8 ∗
RFPPStart ∗
tan(
ArgLd)
P5
RLd
0
P6
RFPPStart
0
If
OpLoadEnch = Off
Table continues on next page
Section 10
1MRK 506 377-UEN C
Testing functionality by secondary injection
88
Railway application RER670 2.2 IEC
Commissioning manual
Summary of Contents for RELION RER670
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