ABB Relion REG670, Commissioning Manual

Page: 130 / 262

Test point Reach Set value Comments
12 X 0.5 x X1
set
R 0.5 x R1
set
13 X 0
R 0.5 x RFPP
Table 29 is used in conjunction with figure 45 .
X1+XN
X
R (Ohm/loop)
50%
80%
1
2
3
4
5
6
7
8
9
10
11
80% of RLdFw
40% of RLdFw
RFPE
12
13
c
b =
Ar
gLD
alt. 80% of
RFPE (Load
encroachment)
120°
20°
a
IEC05000369-3-en.vsd
IEC05000369 V3 EN-US
Figure 46: Distance protection characteristic with test points for phase-to-earth
measurements
Table 30 is used in conjunction with figure 46 .
Table 30: Test points for phase-to-earth L3-E (Ohm/Loop)
Test point Reach Value Comments
1 X (2 x X1
set
+X0
set
)/3
R 0
2 X (2 x X1
set
+ X0
set
)/3
R 2 x R1
set
+ R0
set
)/3
3 X 0.8 x (2 x X1
set
+ X0
set
)/3
R 0.8 x (2 x R1
set
+ R0
set
)/3
+RFPE
set
4 X 0.5 x (2 x X1
set
+ R0
set
)/3
R 0.5 x (2 x R1
set
+R0
set
)/3 +
RFPE
set
5 X 0.85 x RFPE
set
x tan(ArgLdset) ArgLd = angle for the maximal load transfer
R 0.85 x RFPE
6 X RLdFwset x tan(ArgLdSet)
R RLdFw
set
Table continues on next page
Section 12 1MRK 502 067-UEN B
Testing functionality by secondary injection
124
Commissioning manual