Isolated circuit monitoring state of power supply switches
Номер патента: CH604300A5
Опубликовано: 15-09-1978
Автор(ы): Tadeusz Kruszynski
Принадлежит: Autophon AG
Опубликовано: 15-09-1978
Автор(ы): Tadeusz Kruszynski
Принадлежит: Autophon AG
Реферат: Isolated circuit monitoring state of power supply switches uses independent supply and isolating relays or optical couplers
Circuit for determining the state of a dc isolated switch
Номер патента: US3746880A. Автор: T Iritani,Y Kumagai. Владелец: Yokogawa Electric Works Ltd. Дата публикации: 1973-07-17.