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M.Ing. (Electrical and Electronic Engineering) === The South African Railways covers a total distance of some 24 000 km, making use of a signalling network of 1000 interlocking systems. This comprises of the order of 1000 signalling houses each with its own unlnterruptible power supply system of whi...
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2014
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| Online Access: | http://hdl.handle.net/10210/10508 |