发明名称 DIGITAL PROTECTION RELAY APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To implement smooth management in maintenance of an apparatus by acquiring a control right regardless of a timing in which a site of the apparatus is accessed. <P>SOLUTION: A button of 'control right acquisition' is provided on a screen of a PC of a digital protection control device such that only a user who inputs the button of 'control right acquisition' implements control of the apparatus regardless of the timing in which the site of the apparatus is accessed and unless the user who inputs the button cancels the control right, the other user cannot implement the control of the apparatus. Besides, a person disqualified in control at present is clearly displayed on the screen of the PC. <P>COPYRIGHT: (C)2004,JPO
申请公布号 JP2003333676(A) 申请公布日期 2003.11.21
申请号 JP20020142296 申请日期 2002.05.17
申请人 HITACHI LTD 发明人 KIKUCHI TAKASHI;NISHIMURA MASASHI;YANAGIOKA ATSUSHI;OGINO KAZUHIRO
分类号 H02H3/00;H04Q9/00 主分类号 H02H3/00
代理机构 代理人
主权项
地址