P.17.5
Date Code 20151029 Protection Manual SEL-411L Relay
Analog Quantities
Quantities Listed Alphabetically
87IQFM Negative-sequence differential current (3I2) magnitude, full-cycle cosine filtered Per unit [pu]
87IQLA 10-cycle averaged, aligned local negative-sequence current angle Degrees [°] (±180°)
87IQLM 10-cycle averaged, aligned local negative-sequence current magnitude Per unit [pu]
87IQR1A 10-cycle averaged, aligned remote Terminal 1, negative-sequence current angle Degrees [°] (±180°)
87IQR1M 10-cycle averaged, aligned remote Terminal 1 negative-sequence current magnitude Per unit [pu]
87IQR2A 10-cycle averaged, aligned remote Terminal 2, negative-sequence current angle Degrees [°] (±180°)
87IQR2M 10-cycle averaged, aligned remote Terminal 2 negative-sequence current magnitude Per unit [pu]
87IQR3A 10-cycle averaged, aligned remote Terminal 3, negative-sequence current angle Degrees [°] (±180°)
87IQR3M 10-cycle averaged, aligned remote Terminal 3, negative-sequence current magnitude Per unit [pu]
87IQRTM Negative-sequence restraining current (3I2) Per unit [pu]
87KA Ratio of the equivalent Alpha Plane, A-phase NA
87KAA 10-cycle averaged, alpha quantity, A-phase angle Degrees [°] (±180°)
87KAM 10-cycle averaged, alpha quantity, A-phase magnitude Per unit [pu]
87KB Ratio of the equivalent Alpha Plane, B-phase NA
87KBA 10-cycle averaged, alpha quantity, B-phase angle Degrees [°] (±180°)
87KBM 10-cycle averaged, alpha quantity, B-phase magnitude Per unit [pu]
87KC Ratio of the equivalent Alpha Plane, C-phase NA
87KCA 10-cycle averaged, alpha quantity, C-phase angle Degrees [°] (±180°)
87KCM 10-cycle averaged, alpha quantity, C-phase magnitude Per unit [pu]
87KG Ratio of the equivalent Alpha Plane, zero-sequence NA
87KGA 10-cycle averaged, zero-sequence alpha quantity angle Degrees [°] (±180°)
87KGM 10-cycle averaged, zero-sequence alpha quantity magnitude Per unit [pu]
87KHRA,
87KHRB, 87KHRC
Ratio of the equivalent harmonic-restrained Alpha Plane, A-phase, B-phase,
C-phase
NA
87KQ Ratio of the equivalent Alpha Plane, negative-sequence NA
87KQA 10-cycle averaged, negative-sequence alpha quantity angle Degrees [°] (±180°)
87KQM 10-cycle averaged, negative-sequence alpha quantity magnitude Per unit [pu]
87LOC Multi-ended fault location result Per unit [pu]
87MCC Charging current multiplier NA
87WDCT1 Counter of the first stage of the 87L watchdog logic (vector report) NA
87WDCT2 Counter of the second stage of the 87L watchdog logic (vector report) NA
ACN01CV–
ACN32CV
Automation SEL
OGIC counter current value NA
ACN01PV–
ACN32PV
Automation SEL
OGIC counter preset value NA
ACTGRP Active group setting NA
AMV001–
AMV256
Automation SEL
OGIC math variable NA
ANG1DIF,
ANG2DIF
VSang–VPang Degrees [°] (±180°)
AST01ET–
AST32ET
Automation SEL
OGIC math sequencing timer elapsed time Seconds [s]
Table 17.1 Alphabetical List of Analog Quantities (Sheet 5 of 19)
Analog Quantities Phase, Phase-to-Phase and Sequence Quantities Units
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