Building communication system with at least one door station and at least two residence stations
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- ABB (SCHWEIZ) AG
- Publication Date
- 2012-10-17
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a building communication system with at least one gate station and at least two residential stations, wherein all stations are connected to a bus via which not only communication but also energy supply takes place, and wherein a voltage supply unit is connected to the bus . Background technique
[0002] Known from DE 10 2006 051 133 B3 is a building installation with at least one residential station, a door station, at least one door opener and a bus, the residential station, door station and door opener being connected to the bus, wherein the bus is used for Supply energy to the door opener. The control of the door opening device requires relatively large power. Correspondingly, in response to a door opening signal corresponding to the door opening device, at least one dwelling station / door station is disconnected from the bus with respect to its energy supply or adopts an energy-saving mode.
[0003] The topology and the n...