RU2013155145A

RU2013155145A - EARTHING ALARM DEVICE FOR DC CIRCUITS

Info

Publication number: RU2013155145A
Application number: RU2013155145/07A
Authority: RU
Inventors: Виктор Александрович Добролюбов; Евгений Сергеевич Кочков
Original assignee: Открытое акционерное общество "Ракетно-космическая корпорация "Энергия" имени С.П. Королева"
Priority date: 2013-12-11
Filing date: 2013-12-11
Publication date: 2015-06-20
Also published as: RU2559026C2

Abstract

Устройство для сигнализации о заземлениях в цепях постоянного тока, содержащее источник питания, к которому подключен резистивный делитель, состоящий из последовательно соединенных первого и второго резисторов, сигнализатор наличия ложного потенциала, а также конденсатор, отличающееся тем, что сигнализатор наличия ложного потенциала выполнен на светодиодах, а также введены первая и вторая оптоэлектронные тиристорные пары, при этом светодиоды этих оптоэлектронных тиристорных пар включены параллельно и встречно, причем первый вывод светодиодов оптоэлектронных тиристорных пар через конденсатор подключен к средней точке соединения первого и второго резисторов, второй вывод светодиодов оптоэлектронных тиристорных пар подключен к корпусу, тиристор первой оптоэлектронной тиристорной пары через третий резистор и первый светодиод сигнализатора наличия ложного потенциала подключен к источнику питания, тиристор второй оптоэлектронной тиристорной пары через четвертый резистор и второй светодиод сигнализатора наличия ложного потенциала также подключен к источнику питания.A device for signaling grounding in DC circuits, containing a power source, to which a resistive divider is connected, consisting of the first and second resistors connected in series, an indicator of the presence of a false potential, as well as a capacitor, characterized in that the indicator of the presence of a false potential is made on LEDs, and also introduced the first and second optoelectronic thyristor pairs, while the LEDs of these optoelectronic thyristor pairs are connected in parallel and opposite, and the first output of the LEDs of the optoelectronic thyristor pairs through a capacitor is connected to the midpoint of the connection of the first and second resistors, the second output of the LEDs of the optoelectronic thyristor pairs is connected to the case , the thyristor of the first optoelectronic thyristor pair through the third resistor and the first LED of the signaling device of the presence of a false potential is connected to the power source, the thyristor of the second optoelectronic thyristor pair through the fourth resistor and the second LED si The false potential analyzer is also connected to the power supply.

Claims

A device for signaling grounding in DC circuits, containing a power source to which a resistive divider is connected, consisting of a series of first and second resistors, a false potential detector, and a capacitor, characterized in that the false potential detector is made on LEDs, and the first and second optoelectronic thyristor pairs are introduced, while the LEDs of these optoelectronic thyristor pairs are connected in parallel and counterclockwise, and the first output with of optoelectronic thyristor pairs diodes through a capacitor is connected to the midpoint of the connection of the first and second resistors, the second output of the optoelectronic thyristor pairs LEDs is connected to the housing, the thyristor of the first optoelectronic thyristor pair is connected to the power source through the third resistor and the first LED of the signaling device of the presence of a false potential, the thyristor of the second optoelectronic thyristor pairs through the fourth resistor and the second LED of the false potential detector are also connected to the power supply Ania.