Protection relay device and power conversion system
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United States of America Patent
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Jan 17, 2023
Grant Date -
May 20, 2021
app pub date -
Feb 28, 2019
filing date -
Feb 28, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A protection relay device includes a housing and a fuse unit. The fuse unit includes a connection conductor, an input conductor connected to the connection conductor and receiving an external power, a fuse connected to the connection conductor, and an external device connection conductor connected to the fuse on a side opposite to the input conductor, and to which an external device is connected. A short-circuit induction conductor is provided on at least one of the input conductor on a side opposite to the fuse and the flapper portion, the short-circuit induction conductor protruding toward the other of the input conductor and the flapper portion.
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