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Application filed by Винницкий Национальный Технический УниверситетfiledCriticalВинницкий Национальный Технический Университет
Priority to UAU201208819UpriorityCriticalpatent/UA77061U/en
Publication of UA77061UpublicationCriticalpatent/UA77061U/en
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.
UAU201208819U2012-07-172012-07-17System for differential protection of ac electric drive
UA77061U
(en)
High efficiency ac dc electric motor, electric power generating system with variable speed, variable power, geometric isolation and high efficiency conducting elements