ABB RED650 - Operation Principle

Name Type Values (Range) Unit Description
L23X REAL - Ohm Reactance in phase L2-
L3
L31R REAL - Ohm Resistance in phase L3-
L1
L31X REAL - Ohm Reactance in phase L3-
L1
ZL1IMAG REAL - Ohm ZL1 Amplitude,
magnitude of
instantaneous value
ZL1ANGIM
REAL - deg ZL1 Angle, magnitude of
instantaneous value
ZL2IMAG REAL - Ohm ZL2 Amplitude,
magnitude of
instantaneous value
ZL2ANGIM
REAL - deg ZL2 Angle, magnitude of
instantaneous value
ZL3IMAG REAL - Ohm ZL3 Amplitude,
magnitude of
instantaneous value
ZL3ANGIM
REAL - deg ZL3 Angle, magnitude of
instantaneous value
ZL12IMAG REAL - Ohm ZL12 Amplitude,
magnitude of
instantaneous value
ZL12ANGIM
REAL - deg ZL12 Angle, magnitude
of instantaneous value
ZL23IMAG REAL - Ohm ZL23 Amplitude,
magnitude of
instantaneous value
ZL23ANGIM
REAL - deg ZL23 Angle, magnitude
of instantaneous value
ZL31IMAG REAL - Ohm ZL31 Amplitude,
magnitude of
instantaneous value
ZL31ANGIM
REAL - deg ZL31 Angle, magnitude
of instantaneous value
7.1.7 Operation principle
GUID-2432C04F-62E4-4817-9900-C830306FB4B0 v3
Settings, input and output names are sometimes mentioned in the
following text without its zone suffix (i.e. BLKZx instead of
BLKZ3) when the description is equally valid for all zones.
1MRK 505 394-UEN A Section 7
Impedance protection
Line differential protection RED650 2.2 IEC 117
Technical manual