UA77061U - System for differential protection of ac electric drive - Google Patents

System for differential protection of ac electric drive

Info

Publication number
UA77061U
UA77061U UAU201208819U UAU201208819U UA77061U UA 77061 U UA77061 U UA 77061U UA U201208819 U UAU201208819 U UA U201208819U UA U201208819 U UAU201208819 U UA U201208819U UA 77061 U UA77061 U UA 77061U
Authority
UA
Ukraine
Prior art keywords
electric drive
differential protection
frequency converter
parallel connected
stabilitrons
Prior art date
Application number
UAU201208819U
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Валерий Иванович Родинков
Андрей Николаевич Коваль
Мария Юрьевна Лихогляд
Original Assignee
Винницкий Национальный Технический Университет
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Винницкий Национальный Технический Университет filed Critical Винницкий Национальный Технический Университет
Priority to UAU201208819U priority Critical patent/UA77061U/en
Publication of UA77061U publication Critical patent/UA77061U/en

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Abstract

A system for differential protection of AC electric drive comprises an AC electric drive, a frequency converter, the second AC electric drive, a frequency converter, two current transformers, bridge rectifiers, two in parallel connected transistors, first and second stabilitrons in parallel connected to resistors, and a relay which is series connected to a power source.
UAU201208819U 2012-07-17 2012-07-17 System for differential protection of ac electric drive UA77061U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
UAU201208819U UA77061U (en) 2012-07-17 2012-07-17 System for differential protection of ac electric drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
UAU201208819U UA77061U (en) 2012-07-17 2012-07-17 System for differential protection of ac electric drive

Publications (1)

Publication Number Publication Date
UA77061U true UA77061U (en) 2013-01-25

Family

ID=51584775

Family Applications (1)

Application Number Title Priority Date Filing Date
UAU201208819U UA77061U (en) 2012-07-17 2012-07-17 System for differential protection of ac electric drive

Country Status (1)

Country Link
UA (1) UA77061U (en)

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