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

1MRK 505 345-UEN B
Test point
12
13
Table 24: Test points for phase-to-earth L3-E (Ohm/Loop)
Test point
1
2
3
4
5
6
7
8
9
10
11
12
13
10.4.5.1

Measuring the operating limit of set values

Procedure:
Commissioning manual
Reach Set value
X 0.5 x X1
set
R 0.5 x R1
set
X 0
R 0.5 x RFPP
Reach Value
X (2 x X1 +X0 )/3
set set
R 0
X (2 x X1 + X0 )/3
set set
R 2 x R1 + R0 )/3
set set
X 0.8 x (2 x X1 + X0
set
R 0.8 x (2 x R1 + R0
set
+RFPE
set
X 0.5 x (2 x X1 + R0
set
R 0.5 x (2 x R1 +R0
set
RFPE
set
X 0.85 x RFPE x tan(ArgLdset)
set
R 0.85 x RFPE
X RLdFwset x tan(ArgLdSet)
R RLdFw
set
X 0
R RLdFw
set
X –02143 x RLdFw
set
R 0.8 x RLdFw
set
X –0.8 x RLdFw x tan(ArgDir)
set
R 0.8 x RLdFw
set
X 0.17 x (2 x X1 + X0
set
R -0.36 x (2 x X1
set
X 0.27 x (2 x X1 +X0
set
R –0.57 x (2 x X1
set
X 0.5 x (2 x X1 + X0
set
R 0.5 x (2 x R1 + R0
set
X 0
R RFPE
Comments
Only used when
(Off)
Comments
)/3
set
)/3
set
)/3
set
)/3 +
set
ArgLd = angle for the maximal load transfer.
Exact: 0.8 x RFPE x tan (ArgDir)
) Exact: 0.5 x (2 x X1
set
+ X0 ) Exact: 0.5 x (2X1
set
) Exact: 0.8 x (2 x X1
set
+ X0 ) Exact: 0.8 x (2X1set + X0set)/(3 x tan(AngNegDir
set
90))
)/3
set
)/3
set
Testing functionality by secondary injection
OperationLdCmp setting is 0
X0 )/3
set set
+ X0 )/(3 x tan(AgNegDir90)
set set
+ X0 )/3
set set
GUID-02EE80DB-CE52-49F0-99C4-14FD84766009 v3
Section 10
93