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김남해(N.H Kim),백병산(B.S Baek),전용주(Y.J Jeon),김지홍(J.H Kim),이병송(B.S Lee),김종우(J.W Kim) 한국철도학회 2002 한국철도학회 학술발표대회논문집 Vol.- No.-
This paper presents general concept of DC switch gear(DCSWGR). Normally, DCSWGR consist of Digital protection unit(DPU), High Speed Circuit Breaker(HSCB), Disconnect Switch(DS), Programmable Logic Control(PLC), Auxiliary Relays and etc. Most of the components has its special characteristics and their interface between each others are various and complex. In this paper every constituent general design are preceded and interface between each component are examined. And also DCSWGR operation logic with logical diagram including interlock signal are introduced.