Configurable emergency signal system and emergency method

The invention discloses a configurable emergency signal system and an emergency method. The system comprises a dispatching center, a monitoring center, an emergency center, stations and relay stations. The emergency center comprises a plurality of safety computers and a server, and station train control interlocking integration (TIS for short) equipment is installed in each safety computer and connected with a target controller of the station and/or the relay station through a signal safety data network; the server is provided with CTC station machines of stations and/or relay stations and signal centralized monitoring station machine software, and is connected with CTC center equipment of a dispatching center and monitoring center equipment of a monitoring center through a dispatching centralized data network and a centralized monitoring data network respectively; through the configurable emergency signal system, the rapid recovery of the railway signal system after the indoor equipment of the station and/or