Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

IEC 60353:1989 ed2.0

Действует
Line traps for a.c. power systems — 79 стр.
Applies to line traps inserted into high-voltage a.c. transmission lines that prevent undue loss of carrier signal power in the range 30 kHz to 500 kHz under all power system conditions, and that minimize interference from carrier signalling systems on adjacent transmission lines.
ICS
33.200 Telecontrol. Including Supervising, Control and Data Acquisition System (SCADA) / Телемеханика. Телеметрия. Включая систему диспетчерского управления и сбора данных (SCADA)