METERING
6.4.2 Differential current
ACTUAL VALUES METERING 87L DIFFERENTIAL CURRENT
87L DIFFERENTIAL
CURRENT
6
The metered current values display for all line terminals in fundamental phasor form. All angles are shown with respect to
the reference common for all L90 devices; that is, frequency, source currents, and voltages. The metered primary
differential and restraint currents display for the local relay.
Terminal 1 refers to the communication channel 1 interface to a remote L90 at terminal 1. Terminal 2 refers to the
communication channel 2 interface to a remote L90 at terminal 2.
6-16
LOCAL IA:
0.000 A
0.0°
LOCAL IB:
0.000 A
0.0°
LOCAL IC:
0.000 A
0.0°
TERMINAL 1 IA:
0.000 A
0.0°
TERMINAL 1 IB:
0.000 A
0.0°
TERMINAL 1 IC:
0.000 A
0.0°
TERMINAL 2 IA:
0.000 A
0.0°
TERMINAL 2 IB:
0.000 A
0.0°
TERMINAL 2 IC:
0.000 A
0.0°
IA DIFF. CURRENT:
0.000 A
0.0°
IA RESTR. CURRENT:
0.000 A
IB DIFF. CURRENT:
0.000 A
0.0°
IB RESTR. CURRENT:
0.000 A
IC DIFF. CURRENT:
0.000 A
0.0°
IC RESTR. CURRENT:
0.000 A
IG DIFF. CURRENT:
0.000 A
0.0°
IG RESTR. CURRENT:
0.000 A
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
CHAPTER 6: ACTUAL VALUES