RU98103280A - DC VOLTAGE PROTECTION DEVICE - Google Patents

DC VOLTAGE PROTECTION DEVICE

Info

Publication number
RU98103280A
RU98103280A RU98103280/09A RU98103280A RU98103280A RU 98103280 A RU98103280 A RU 98103280A RU 98103280/09 A RU98103280/09 A RU 98103280/09A RU 98103280 A RU98103280 A RU 98103280A RU 98103280 A RU98103280 A RU 98103280A
Authority
RU
Russia
Prior art keywords
power supply
voltage
polarity
led
conductor
Prior art date
Application number
RU98103280/09A
Other languages
Russian (ru)
Other versions
RU2145759C1 (en
Inventor
В.А. Колосов
Original Assignee
В.А. Колосов
Filing date
Publication date
Application filed by В.А. Колосов filed Critical В.А. Колосов
Priority to RU98103280A priority Critical patent/RU2145759C1/en
Priority claimed from RU98103280A external-priority patent/RU2145759C1/en
Publication of RU98103280A publication Critical patent/RU98103280A/en
Application granted granted Critical
Publication of RU2145759C1 publication Critical patent/RU2145759C1/en

Links

Claims (1)

Устройство защиты от перенапряжений в сети питания с постоянным напряжением, содержащее первый и второй ограничители напряжения, включенные последовательно и встречно друг другу и подсоединенные между первым и вторым проводниками сети питания, отличающееся тем, что оно содержит плавкую перемычку и светодиодную цепочку из последовательно соединенных друг с другом светодиода и резистора, причем плавкая перемычка соединена последовательно с первым ограничителем напряжения и образует с ним предохранительную цепочку, включенную между первым проводником сети питания и вторым ограничителем напряжения, полярность подсоединенного ко второму проводнику сети питания вывода второго ограничителя напряжения противоположна полярности напряжения на втором проводнике сети питания, светодиодная цепочка подсоединена между вторым проводником сети питания и точкой соединения второго ограничителя напряжения с предохранительной цепочкой, полярность включения светодиода в светодиодной цепочке такова, что полярность вывода светодиода, подсоединенного в составе светодиодной цепочки ко второму проводнику сети питания, совпадает с полярностью напряжения на втором проводнике сети питания.A device for overvoltage protection in a constant voltage power supply network, comprising the first and second voltage limiters connected in series and opposite to each other and connected between the first and second conductors of the power supply network, characterized in that it comprises a fused jumper and an LED circuit from series connected to each other the other of the LED and the resistor, and the fuse link is connected in series with the first voltage limiter and forms a safety chain with it, connected between the first power supply conductor and the second voltage limiter, the polarity of the output of the second voltage limiter connected to the second power supply conductor is opposite to the voltage polarity on the second power supply conductor, an LED circuit is connected between the second power supply conductor and the connection point of the second voltage limiter to the safety circuit, the polarity of the LED on in the LED circuit is such that the polarity of the output of the LED connected to the LED circuit hibernation to the second conductor the power supply coincides with the polarity of the voltage on the second power supply conductor.
RU98103280A 1998-02-12 1998-02-12 Overvoltage protective device for dc supply mains RU2145759C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU98103280A RU2145759C1 (en) 1998-02-12 1998-02-12 Overvoltage protective device for dc supply mains

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU98103280A RU2145759C1 (en) 1998-02-12 1998-02-12 Overvoltage protective device for dc supply mains

Publications (2)

Publication Number Publication Date
RU98103280A true RU98103280A (en) 2000-01-10
RU2145759C1 RU2145759C1 (en) 2000-02-20

Family

ID=20202617

Family Applications (1)

Application Number Title Priority Date Filing Date
RU98103280A RU2145759C1 (en) 1998-02-12 1998-02-12 Overvoltage protective device for dc supply mains

Country Status (1)

Country Link
RU (1) RU2145759C1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2912253B1 (en) * 2007-02-01 2009-03-06 Schneider Electric Ind Sas MOBILE CONTACT SURVEILLANCE PROTECTION DEVICE COMPRISING SELECTIVE DISCONNECTION MEANS AGAINST SHORT CIRCUITS
CN101765954B (en) * 2007-05-02 2013-05-22 罗斯蒙德公司 Industrial process field device with improved battery assembly
RU193906U1 (en) * 2019-07-12 2019-11-21 Общество с ограниченной ответственностью "ККМ ОНЛАЙН" (ООО "ККМ ОНЛАЙН") Device for ensuring continuous operability of electronic devices during overvoltage and short high-voltage impulses in the vehicle electrical system

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