Power frequency default measurements
Power frequency default measurements are stored in the
EN50160 Frq/Mg data recorder.
EN50160 Frq/Mg data recorder
| Register label | Source module type | Description |
|---|---|---|
|
Freq N |
Signal limit evaluation |
Number of valid intervals |
|
Freq N1 |
Signal limit evaluation |
Number of intervals where the frequency is within ± 1% of nominal |
|
Freq N2 |
Signal limit evaluation |
Number of intervals where the frequency is within +4% and -6% of nominal. |
|
Freq N invld |
Signal limit evaluation |
Number of invalid intervals |
Parameter data is recorded every 10 minutes in the EN50160 Prm-f/V data recorder.
EN50160 Prm-f/V data recorder
| Register label | Description |
|---|---|
|
PQ Freq mean |
10-minute mean |
|
PQ Freq low |
minimum one-cycle value over 10 minutes |
|
PQ Freq high |
maximum one-cycle value over 10 minutes |