ABB RELION Series Technical Manual page 510

Section 5
Protection related functions
Parameter
R0 line section A
X0 line section A
Line Len section A
Table 523: SCEFRFLO Group settings (Advanced)
Parameter
High alarm Dis limit
Low alarm Dis limit
Equivalent load Dis
R1 line section B
X1 line section B
R0 line section B
X0 line section B
Line Len section B
R1 line section C
X1 line section C
R0 line section C
X0 line section C
Line Len section C
Table 524: SCEFRFLO Non group settings (Basic)
Parameter
Operation
Phase voltage Meas
Calculation Trg mode
504
Values (Range) Unit
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 pu
Values (Range) Unit
0.000...1.000 pu
0.000...1.000 pu
0.00...1.00
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 pu
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 ohm / pu
0.000...1000.000 pu
Values (Range) Unit
1=on
5=off
1=Accurate
2=Ph-to-ph without
Uo
1=Internal
2=External
Step Default
0.001 4.000
0.001 4.000
0.001 0.000
Step Default
0.001 0.000
0.001 0.000
0.01 0.50
0.001 1.000
0.001 1.000
0.001 4.000
0.001 4.000
0.001 0.000
0.001 1.000
0.001 1.000
0.001 4.000
0.001 4.000
0.001 0.000
Step Default
1=on
1=Accurate
2=External
1MRS758755 A
Description
Zero sequence line resistance, line
section A
Zero sequence line reactance, line
section A
Line length, section A
Description
High alarm limit for calculated distance
Low alarm limit for calculated distance
Equivalent load distance when EF
algorithm equals to load modelling
Positive sequence line resistance, line
section B
Positive sequence line reactance, line
section B
Zero sequence line resistance, line
section B
Zero sequence line reactance, line
section B
Line length, section B
Positive sequence line resistance, line
section C
Positive sequence line reactance, line
section C
Zero sequence line resistance, line
section C
Zero sequence line reactance, line
section C
Line length, section C
Description
Operation Off / On
Phase voltage measurement principle
Trigger mode for distance calculation
REC615 and RER615
Technical Manual