Condition where the applied voltage drops to 90% of rated voltage, or less, for at least 1 minute.
Riduzione, più o meno breve, della tensione.
2023-07-20T06:03:48.3591230Z
https://www.termdat.bk.admin.ch/entry/414785
BFE, Smart Grid Roadmap Schweiz, 2015-03-27, S. 89 ([Internet, 2023-01-25](http://www.news.admin.ch/NSBSubscriber/message/attachments/38814.pdf))
Broyce Control, What is Undervoltage? How do I protect my equipment?, 2020-09-22 ([Internet, 2023-05-03](https://broycecontrol.com/what-is-undervoltage/))
OFEN, Feuille de route suisse pour un réseau intelligent, 2015-03-27, p. 97 ([Internet, 2023-01-25](http://www.news.admin.ch/NSBSubscriber/message/attachments/38815.pdf))
V. Barone, Anomalie della rete elettrica ([Internet, 2023-04-28](https://www.vitobarone.it/impianti/anomalie.htm))
Broyce Control, What is Undervoltage? How do I protect my equipment?, 2020-09-22 ([Internet, 2023-05-03](https://broycecontrol.com/what-is-undervoltage/))
V. Barone, Anomalie della rete elettrica ([Internet, 2023-04-28](https://www.vitobarone.it/impianti/anomalie.htm))