发明名称 |
Filter apparatus and frequency converter to which the filter apparatus is connected |
摘要 |
<p>The invention provides a technique and a product in which a frequency converter (1) supplying electric power to, for example, a motor, a downsizing, lightening or the like is realized while providing a filter apparatus reducing electromagnetic noises and the like. The filter apparatus reducing electromagnetic noises and the like is provided near a main circuit terminal board of the frequency converter (1), and the filter apparatus is connected directly to a main circuit terminal as a wiring drawing portion (R,S,T) of the frequency converter (1). Part of a housing of the frequency converter (1) and part of a filter housing (2) are fitted to each other to fix the filter housing (2) to the frequency converter (1).</p> |
申请公布号 |
EP1531545(B1) |
申请公布日期 |
2015.03.25 |
申请号 |
EP20040257074 |
申请日期 |
2004.11.15 |
申请人 |
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD. |
发明人 |
HIROTA, MASAYUKI;IBORI, SATOSHI;TAKATA, NAOKI;HIRAGA, MASAHIRO |
分类号 |
H02M1/12;H02M1/44;H02M7/00;H03H1/00;H03H1/02 |
主分类号 |
H02M1/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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