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Section 11
Testing functionality by secondary injection
Test point
11
12
13
Table 28:
Test point
1
2
3
4
5
6
7
8
9
10
11
12
13
11.4.5.1
Measuring the operating limit of set values
Procedure:
110
Reach
Set value
X
0.8 x X1
set
R
–0.37 x X1
set
X
0.5 x X1
set
R
0.5 x R1
set
X
0
R
0.5 x RFPP
Test points for phase-to-earth L3-E (Ohm/Loop)
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
X
0
R
RLdFw
set
X
–02143 x RLdFw
R
0.8 x RLdFw
X
–0.8 x RLdFw
R
0.8 x RLdFw
X
0.17 x (2 x X1
R
-0.36 x (2 x X1
X
0.27 x (2 x X1
R
–0.57 x (2 x X1
X
0.5 x (2 x X1
R
0.5 x (2 x R1
X
0
R
RFPE
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Comments
Exact –0.5 x R1
Only used when OperationLdCmp setting is 0 (Off)
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
Exact: 0.8 x RFPE x tan (ArgDir)
set
set
x tan(ArgDir)
set
set
+ X0
)
Exact: 0.5 x (2 x X1
set
set
+ X0
)
Exact: 0.5 x (2X1
set
set
+X0
)
Exact: 0.8 x (2 x X1
set
set
+ X0
)
Exact: 0.8 x (2X1set + X0set)/(3 x tan(AngNegDir
set
set
90))
+ X0
)/3
set
set
+ R0
)/3
set
set
1MRK 505 378-UEN Rev. K
x tan(ArgNegRes-90)
set
X0
)/3
set
set
+ X0
)/(3 x tan(AgNegDir90)
set
set
+ X0
)/3
set
set
GUID-02EE80DB-CE52-49F0-99C4-14FD84766009 v3
Line differential protection RED670
Commissioning manual
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