ABB RELION 670 Series Commissioning Manual page 105

1MRK 505 345-UEN B
Test point
12
13
Table 27
X1+XN
40% of RLdFw
80% of RLdFw
IEC05000369 V3 EN-US
Figure 25: Distance protection characteristic with test points for phase-to-earth
Table 28
Table 28: Test points for phase-to-earth L3-E (Ohm/Loop)
Test point
1
2
3
4
5
6
Table continues on next page
Commissioning manual
Reach Set value
X 0.5 x X1
set
R 0.5 x R1
set
X 0
R 0.5 x RFPP
is used in conjunction with figure 24.
X
2
1
11
10
12
120°
a
9
8
alt. 80% of
RFPE
RFPE (Load
encroachment)
measurements
is used in conjunction with figure 25.
Reach Value
X (2 x X1 +X0
set
R 0
X (2 x X1 + X0
set
R 2 x R1 + R0
set
X 0.8 x (2 x X1
R 0.8 x (2 x R1
+RFPE
set
X 0.5 x (2 x X1
R 0.5 x (2 x R1
RFPE
set
X 0.85 x RFPE
R 0.85 x RFPE
X RLdFwset x tan(ArgLdSet)
R RLdFw
set
Comments
80%
3
50%
4
5
6
R (Ohm/loop)
7 13
20°
IEC05000369-3-en.vsd
Comments
)/3
set
)/3
set
)/3
set
+ X0 )/3
set set
+ R0 )/3
set set
+ R0 )/3
set set
+R0 )/3 +
set set
x tan(ArgLdset) ArgLd = angle for the maximal load transfer
set
Testing functionality by secondary injection
Section 10
99