Aspect Sequence Chart Railway Signalling

Aspect Sequence Chart Railway Signalling Definitions: Aspect – any valid visual indication of a signal as displayed to the driver Aspect sequence – The order in which the aspects of successive signals are displayed to the driver Signal spacing – The distance between the signal or lineside sign displaying cautionary aspect and the signal or lineside sign at […]

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Railway Salient features of Relay based Interlocking

Railway Salient features of Relay based Interlocking

Railway Salient features of Relay based Interlocking Relay Interlocking is a system of implementing principles of interlocking for safe train operations at a Station with the help of electrical circuits wired through electro-magnetic relay contacts and coils. Difference between Route Setting Type and Non-Route Setting Type In the Route setting type popularly known as RRI […]

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