Interlocking system is the device by which devices such as the signal, point machine and track circuit, et � . can be operated by linking mutually with the logic generated mechanically, electrically or . by software for � af : an� rapId train operation and vehicle shunting within the station yard. In c � se whe � e th � re .IS any ma . lfunct � onmg m . the interlocking system due to the effect of harmonics according to the tram operatIOn withm the electncal railway sectIO � , serious problems such as the rea…
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