Frequency
Updated 2026-10-27
Data records
- IEEE 1159-2019 treats power frequency variation as the deviation of the fundamental frequency from its nominal value, a quantity that follows the balance between load and generation and that Table 2 lists as its final category.
Elsewhere in the family
- Frequency more on this entry on Test Instrument Reference
- Very low frequency (VLF) related entry on Test Instrument Reference
- Dielectric frequency response related entry on Test Instrument Reference
- Capacitance related entry on Test Instrument Reference
- Impedance related entry on Test Instrument Reference
- True RMS related entry on Test Instrument Reference
- Phase sequence related entry on Test Instrument Reference
- Digital multimeter related entry on Test Instrument Reference
- Power quality analyzer related entry on Test Instrument Reference
- Power analyzer related entry on Test Instrument Reference
- VLF test set related entry on Test Instrument Reference
- Sweep frequency response analyzer related entry on Test Instrument Reference
- Multifunction calibrator related entry on Test Instrument Reference
- Series resonant test system related entry on Test Instrument Reference
- Power factor test set related entry on Test Instrument Reference
- Dielectric frequency response analyzer related entry on Test Instrument Reference
- Vibration analyzer related entry on Test Instrument Reference
Sources
- IEEE 1159-2019, Recommended Practice for Monitoring Electric Power Quality, 2019 edition, IEEE. Cited: clause 4.4.7. Held as: Purchased single-user copy. Publisher page for IEEE 1159-2019Publisher information page
Obtaining the documents
- IEEE 1159-2019: available from the publisher
Changelog (1 entry)
| Date | Revision | Change |
|---|---|---|
| 2026-10-27 | created (qty.frequency.ieee1159.power-frequency-variation) |
Cite this page
Cite the governing standard for the fact itself; cite this page as the finding aid.
"Frequency." Power Quality Reference. 2026-10-27. https://www.powerqualityreference.com/quantities/frequency/.
Power Quality Reference, Frequency (Oct. 27, 2026), https://www.powerqualityreference.com/quantities/frequency/.
@misc{etr-quantities-frequency,
title = {Frequency},
howpublished = {\url{https://www.powerqualityreference.com/quantities/frequency/}},
organization = {Power Quality Reference},
publisher = {Power Quality Reference},
year = {2026},
note = {last substantive change 2026-10-27}
}{{cite web |title=Frequency |website=Power Quality Reference |publisher=Power Quality Reference |url=https://www.powerqualityreference.com/quantities/frequency/ |date=2026-10-27 |access-date=}}