PROBABLY BECAUSE THE POWER FOR LIGHT AND HEAT AND AIRCONDITIONING IF ANY IS NOT COMPATIBLE WITH TRACTION POWER AND THE LOCOMOTIVES DO NOT HAVE CONVERSION EQUIPMENT
I was watching a few of those wonderful videos from India and Pakistan and noticed an interesting trend. The trains are, of course, amazingly lengthy. The other thing I noticed is that most electric trains have one or two power cars (generator cars) on the.
What's the reason? I can guess a few, like consist length for cabling, lack of HEP on the engine, or perhaps reserving all the prime mover's energy for traction, or maybe just plain neglect.
What do you think?
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