| energ.ind. | on-load tap changer | переключатель РПН (Переключатель отводов трансформатора под нагрузкой: Tap changers exist in two primary types, no-load tap changers (NLTC), which must be de-energized before the turn ratio is adjusted, and on-load tap changers (OLTC), which may adjust their turn ratio during operation.  wikipedia.org dmi-3y) |
