10.20
SEL-421 Relay Instruction Manual Date Code 20171021
Communications Interfaces
DNP3 Communication
20, 22 15 MWHAOUT Positive A-Phase energy (export), MWh
20, 22 16 MWHBOUT Positive B-Phase energy (export), MWh
20, 22 17 MWHCOUT Positive C-Phase energy (export), MWh
20, 22 18 MWHAIN Negative A-Phase energy (import), MWh
20, 22 19 MWHBIN Negative B-Phase energy (import), MWh
20, 22 20 MWHCIN Negative C-Phase energy (import), MWh
20, 22 21 3MWHOUT Positive three-phase energy (export), MWh
20, 22 22 3MWHIN Negative three-phase energy (export), MWh
Analog Inputs
30, 32 0, 1 LIAFM, LIAFA Line A-Phase current magnitude (amperes) and angle
30, 32 2, 3 LIBFM, LIBFA Line B-Phase current magnitude (amperes) and angle
30, 32 4, 5 LICFM, LICFA Line C-Phase current magnitude (amperes) and angle
30, 32 6, 7 B1IAFM, B1IAFA Circuit Breaker 1 A-Phase current magnitude (amperes) and angle
30, 32 8, 9 B1IBFM, B1IBFA Circuit Breaker 1 B-Phase current magnitude (amperes) and angle
30, 32 10, 11 B1ICFM, B1ICFA Circuit Breaker 1 C-Phase current magnitude (amperes) and angle
30, 32 12, 13 B2IAFM, B2IAFA Circuit Breaker 2 A-Phase current magnitude (amperes) and angle
30, 32 14, 15 B2IBFM, B2IBFA Circuit Breaker 2 B-Phase current magnitude (amperes) and angle
30, 32 16, 17 B2ICFM, B2ICFA Circuit Breaker 2 C-Phase current magnitude (amperes) and angle
30, 32 18, 19 VAFM, VAFA Line A-Phase voltage magnitude (kV) and angle
30, 32 20, 21 VBFM, VBFA Line B-Phase voltage magnitude (kV) and angle
30, 32 22, 23 VCFM, VCFA Line C-Phase voltage magnitude (kV) and angle
30, 32 24 VPM Polarizing voltage magnitude (volts)
30, 32 25 NVS1M Synchronizing Voltage 1 magnitude (volts)
30, 32 26 NVS2M Synchronizing Voltage 2 magnitude (volts)
30, 32 27, 28 LIGM, LIGA Line zero-sequence current (3I0) magnitude in amperes and angle
30, 32 29, 30 LI1M, LI1A Line positive-sequence current magnitude (amperes) and angle
30, 32 31, 32 L3I2M, L3I2A Line negative-sequence current (3I2) magnitude in amperes and angle
30, 32 33, 34 3V0M, 3V0A Zero-sequence voltage magnitude (3V0) in kV and angle
30, 32 35, 36 V1M, V1A Positive-sequence voltage magnitude (V1) in kV and angle
30, 32 37, 38 3V2M, 3V2A Negative-sequence voltage magnitude (3V2) in kV and angle
30, 32 39 PA_F A-Phase real power in MW
30, 32 40 PB_F B-Phase real power in MW
30, 32 41 PC_F C-Phase real power in MW
30, 32 42 3P_F Three-phase real power in MW
30, 32 43 QA_F A-Phase reactive power in MVAR
30, 32 44 QB_F B-Phase reactive power in MVAR
30, 32 45 QC_F C-Phase reactive power in MVAR
30, 32 46 3Q_F Three-phase reactive power in MVAR
30, 32 47 DPFA A-Phase displacement power factor
30, 32 48 DPFB B-Phase displacement power factor
30, 32 49 DPFC C-Phase displacement power factor
Table 10.14 SEL-421 DNP3 Default Data Map (Sheet 5 of 7)
Object Default Index Label Description
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