发明名称 METOD OCH ANORDNING FOER ATT SAEKERSTAELLA MOT OBEHOERIG FUNKTION HOS ELKOPPLARE
摘要 Method and device for preventing unauthorized operation of high-voltage apparatuses (B1, D1, D2) which are operated by means of a computer (CO). The method comprises a selection method, a supervision method and an execution method. The device comprises a relay unit (RU) with selection relays (SR), a blocking relay (BR) and execution relays (ER) as well as logical functions (SU) for supervision. <IMAGE>
申请公布号 SE9101757(L) 申请公布日期 1992.12.11
申请号 SE19910001757 申请日期 1991.06.10
申请人 ASEA BROWN BOVERI 发明人 MALMQVIST L-G;OLOFSSON S
分类号 H02H11/00;H02J13/00 主分类号 H02H11/00
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