Measuring The Operating Limit Of Set Values - ABB Relion 670 Series Commissioning Manual

Section 11
Testing functionality by secondary injection
Table 21
Table 21:
Test point
1
2
3
4
5
6
7
8
9
10
11
12
13
11.4.1.1

Measuring the operating limit of set values

Procedure:
104
is used in conjunction with figure 24.
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 –0.1072 x RLdFw
R 0.4 x RLdFw
X –0.8 x RLdFw
tan(ArgDir=20°)
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
)/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: 0.4 x RFPE x tan (ArgDir=20°)
set
set
x
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(AgNegDir=30°)
set set
+ X0 )/3
set set
+ R0 )/3
set set
Only used when RLdFw > RFPE
1MRK 506 371-UUS E
X0 )/3
set set
+ X0 )/(3 x tan(AgNegDir=30°)
set set
+ X0 )/3
set set
Line distance protection REL670
Commissioning manual
M14944-126 v8