ABB RELION REX640 Technical Manual page 997

1MRS759142 F
Name Type
Cross country fault BOOLEAN
Earth fault detected BOOLEAN
Earth-fault direction Enum
Operate of all zones INT32
Fault/load Dir Zn1 Enum
Dir resistance Zn1 FLOAT32
Dir reactance Zn1 FLOAT32
Flt loop 1st Ris Zn1 FLOAT32
Flt loop 1st Rea Zn1 FLOAT32
Flt loop 2nd Ris Zn1 FLOAT32
Flt loop 2nd Rea Zn1 FLOAT32
Flt PP-loop Ris Zn1 FLOAT32
Flt PP-loop Rea Zn1 FLOAT32
Phase reactance Zn1 FLOAT32
Fault/load Dir Zn2 Enum
Dir resistance Zn2 FLOAT32
Dir reactance Zn2 FLOAT32
Flt loop 1st Ris Zn2 FLOAT32
Flt loop 1st Rea Zn2 FLOAT32
Flt loop 2nd Ris Zn2 FLOAT32
Flt loop 2nd Rea Zn2 FLOAT32
Flt PP-loop Ris Zn2 FLOAT32
Table continues on the next page
REX640
Technical Manual
Values (Range) Unit
5=BC Fault
6=CA Fault
7=ABC Fault
0=False
1=True
0=False
1=True
0=unknown
1=forward
2=backward
3=both
0...31
0=unknown
1=forward
2=backward
3=both
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
0=unknown
1=forward
2=backward
3=both
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
-3000.00...3000.00 ohm
Protection functions
Description
Indication of a cross-
country-fault (high imp.
earthed), GFC
Indication of a single
phase earth-fault, GFC
Earth-fault direction
(low impedance earth-
ed), GFC
Operate signal of all
zones
Direction of fault or
load zone 1
Direction resistance,
zone 1
Direction reactance,
zone 1
First PE-loop resist-
ance, zone 1
First PE-loop reactance,
zone 1
Second PE-loop resist-
ance, zone 1
Second PE-loop reac-
tance, zone 1
PP-loop resistance,
zone 1
PP-loop reactance, zone
1
Phase to earth reac-
tance in phase domain,
zone 1
Direction of fault or
load zone 2
Direction resistance,
zone 2
Direction reactance,
zone 2
First PE-loop resist-
ance, zone 2
First PE-loop reactance,
zone 2
Second PE-loop resist-
ance, zone 2
Second PE-loop reac-
tance, zone 2
PP-loop resistance,
zone 2
997