4mm Mark 1s

Apr 21, 2008 41 Replies

It is one of power as well as was found when heavy power hungry electro stars and desiros arrived requiring new substations and upgraded TP huts. As the power goes up so does the losses, much higher on DC third rail than high voltage OHLE. Also once the REP hit balancing speed the continuous power requirements would drop a bit.

Chris

Done a search - rumours of over 130!

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