Protective Relay Settings: device function
dev16ES to dev38
Protective relay settings, coordination parameters, and motor/bus protection data per IEEE C37, IEEE 242, IEC 60255, and IEEE 3004 series. Covers: IEEE C37.112 inverse time-overcurrent curve constants (A, B, p, tr) and IEC 60255-151 constants (k, alpha); CT accuracy classes C100/C200/C400/C800 per IEEE C57.13; relay pickup guidance by ANSI device number; CTI per IEEE 242; motor nameplate voltages, surge withstand levels, vibration limits, and relay alarm/trip thresholds per IEEE 3004.8-2016; ANSI device function numbers for motor and bus protection (Tables B.1/B.2/B.3); online partial discharge assessment thresholds; and dual-tie bus differential CT scheme fault response results per IEEE 3004.11-2019.
| parameter type | record id | device number | iec 61850 logical node | nema designation | protection function | source table | standard |
|---|---|---|---|---|---|---|---|
| device function | dev16ES | 16ES | — | — | Ethernet switch (e.g., 16ES = Ethernet switch) | Table B.3 | IEEE Std 3004.8-2016 |
| device function | dev16ESM | 16ESM | — | — | Ethernet managed switch | Table B.3 | IEEE Std 3004.8-2016 |
| device function | dev2 | 2 | — | TR | Time-delay relay | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev21 | 21 | PDIS | — | Distance relay (impedance/admittance/reactance) | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev24 | 24 | PVPH | — | Volts per Hz relay | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev25 | 25 | RSYN | — | Synchronism-check relay | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev27 | 27 | PTUV | UV | Undervoltage relay (instantaneous or inverse-time) | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev32 | 32 | PDOP | — | Directional power / reverse power relay | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev37 | 37 | PTUC | — | Undercurrent or underpower relay | Table B.1 | IEEE Std 3004.8-2016 |
| device function | dev38 | 38 | — | — | Bearing protecting device | Table B.1 | IEEE Std 3004.8-2016 |
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