Table 14: Measured values
Indicator Description
IL1-A Current measured on phase L1
IL2-A Current measured on phase L2
IL3-A Current measured on phase L3
I
0
-A
Measured earth-fault current
U
0
-kV
Measured residual voltage
U12-kV Measured phase-to-phase voltage U12
U23-kV Measured phase-to-phase voltage U23
U31-kV Measured phase-to-phase voltage U31
S-MVA Total apparent power
P-MW Total active power
Q-MVar Total reactive power
PF Average power factor
Ng-Seq-A Negative-phase-sequence current
Ps-Seq-A Positive-phase-sequence current
Zro-Seq-A Zero-phase-sequence current
Ng-Seq-kV Negative-phase-sequence voltage
Ps-Seq-kV Positive-phase-sequence voltage
Zro-Seq-kV Zero-phase-sequence voltage
6.1.2.2 Using LHMI for monitoring
1. Select Main Menu/Measurements to monitor measured and calculated values.
The list of IED's basic measurements is shown.
2.
Scroll the view with
and .
6.1.3 Recorded data
The IED is provided with intelligent and flexible functionality which collects different
kinds of data, for example, in case of a fault event. The data gives substantial
information for the post fault analysis.
• Disturbance records
• Fault records
• Events
1MRS756708 A Section 6
Operating procedures
615 series 69
Operation Manual
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