(812) 309-78-59
(495) 223-46-76
IEC 60909-3:2003 ed2.0
Short-circuit currents in three-phase a.c. systems - Part 3: Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth
63 стр.
Заменен
Электронный (pdf)Печатная копия
384.94 CHF (включая НДС 20%)
Разработчик:
Зарубежные/IEC
ICS:
29.240.20 Power transmission and distribution lines / Линии электропередачи и распределительные линии, 17.220.01 Electricity. Including electromagnetism / Электричество. Магнетизм. Общие аспекты. Включая электромагнетизм
Описание
specifies procedures for calculation of the prospective short-circuit currents with an unbalanced short circuit in high-voltage three-phase AC systems operating at nominal frequency 50 Hz or 60 Hz, i.e.