In case of abnormity during auxiliary change of operation direction,it shall be handled as follows:a) In case the section is cleared,the command of auxiliary change of operation direction shall beinvalid,and the original block direction shall be maintaine...[继续阅读]

    an electronic unit that receives the communication command generated by the vital computer ofTCC and forwards it to external communication equipment,and receives the data from the externalcommunication equipment and transmits it to the vital computer of T...[继续阅读]

    Station A is the original departure station,station B is the original receiving station,and thesection is cleared,the normal change process of operation direction is as follows.a) After CBI of station B has handled departure route,the CBI sends departure ...[继续阅读]

    For the purposes of this document,the following terms and definitions apply....[继续阅读]

    6.4. 1 When track circuit encoding is controlled by TCC,TCC shall obtain alarm information offoreign object intrusion by collecting contact of foreign object intrusion relay (YWJ),so as to realizedisaster protection in accordance with the fail-safe princi...[继续阅读]

    When TCC acquires conditions of adjacent station,the front and back contacts of criticalconditional relay shall be acquired simultaneously.The interface principle diagram is shown inFigure F.6.a) Driving principleb) Acquisition principlec) Directional rel...[继续阅读]

    6. 12. 1 After the main system detects the abnormity condition or fault that affects the normaloperation of TCC,the main system will switch to off line when the standby system worksnormally. Meanwhile,the standby system will serve as the main system and o...[继续阅读]

    5.1 TCC is applicable to interlocking stations,block posts and relay stations.5.2 TCC set at the station interfaces directly with CBI,track circuit,TSRS,adjacent TCC,LEU,CTC and the centralized signaling monitoring system (CSM),and TCC set at the relay st...[继续阅读]

    TCC drives HJ,UJ,LJ and LUJ respectively to control the lighting of block signal. The lightingcontrol principle is shown in Figure C. 1.Figure C. 1 Lighting Principle of Block Signal...[继续阅读]

    6. 11.1 TCC shall have failure self-diagnosis function,and the system failure shall be able to bepositioned to board level or module.6.11.2 TCC auxiliary maintenance unit shall be able to monitor and record the following states data:a) Operating state of ...[继续阅读]