ac voltage alarm

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• High voltage — The term high voltage characterizes electrical circuits, in which the voltage used is the cause of particular safety concerns and insulation requirements. High voltage is used in electrical power distribution, in cathode ray tubes, to generate X… …   Wikipedia

• fire alarm — 1. a signal that warns that a fire has started. 2. a bell, buzzer, siren, horn, etc., that provides such a signal. [1840 50, Amer.] * * *       means of warning in case of fire. Originally, watchmen provided the only fire alarm system, but, with… …   Universalium

• аварийный сигнал для пониженного фазного или междуфазного напряжения — [Интент] Параллельные тексты EN RU Voltage based alarm setpoints depend on your system configuration. Alarm setpoints for 3 wire systems are VL L values while 4 wire systems are VL N values. The per phase under voltage alarm occurs when the per… …   Справочник технического переводчика

• аварийный сигнал "пониженное напряжение" — аварийный сигнал "пониженное напряжение" [Интент] Тематики счетчик электроэнергии EN under voltage alarm …   Справочник технического переводчика

• аварийный сигнал стандартной скорости понижения напряжения — [Интент] Тематики счетчик электроэнергии EN standard speed under voltage alarm …   Справочник технического переводчика

• Positive feedback — Alarm or panic can spread by positive feedback among a herd of animals to cause a stampede. Positive feedback is energy taken from the output of a system and reapplied to the input, which is phase congruent with the input signal. A system… …   Wikipedia

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