发明名称 Danger signalling system
摘要 The alarm system has at least one detector (M1) for providing an alarm signal transmitted via a LV communications network (KN) to a reception station (AE). The transmission device (UE) supplying the alarm signal to the LV communications network has a current supply circuit (EV) with a transformer (TR) for delivering the supply voltage for the transmission device from the communications network voltage.
申请公布号 EP1439510(A1) 申请公布日期 2004.07.21
申请号 EP20030025429 申请日期 2003.11.05
申请人 SIEMENS GEBAEUDESICHERHEIT GMBH & CO. OHG 发明人 BORNEWASSER, DIETRICH
分类号 G08B17/00;G08B25/08;(IPC1-7):G08B25/08 主分类号 G08B17/00
代理机构 代理人
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