- under frequency relay
- 低频率继电器
English-Chinese electron industry dictionary (英汉电子工程大词典). 2013.
under frequency relay
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underfrequency relay — ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷ ̷ ̷ noun Etymology: under (III) + frequency : a relay actuated by a fall in electrical frequency … Useful english dictionary
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реле повышения и понижения частоты — — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва, 1999 г.] Тематики электротехника, основные понятия EN over/under frequency relay … Справочник технического переводчика
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