| Function description | IEC 61850 identification | IEC 60617 identification | ANSI/IEEE C37.2 device number |
|---|---|---|---|
| Positive-sequence undervoltage protection | PSPTUV | U1< | 27PS |
| Function description | IEC 61850 identification | IEC 60617 identification | ANSI/IEEE C37.2 device number |
|---|---|---|---|
| Positive-sequence undervoltage protection | PSPTUV | U1< | 27PS |