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| Re: LIRR East Side Access --- MNRR can go to Penn Station, using only pantographs (257348) | |||
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Re: LIRR East Side Access --- MNRR can go to Penn Station, using only pantographs |
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Posted by Dutchrailnut on Tue May 23 23:10:56 2006, in response to Re: LIRR East Side Access --- MNRR can go to Penn Station, using only pantographs, posted by mambomta on Tue May 23 22:59:33 2006. voltage switching is not neccesary to run m-2/4/6 on 11kv 25 hz the cars were built for it.mncr went to 12.5 kv 60 hz and no switchover is neccesarry. the fixed third rail shoes are propblem however cause moment they sense third rail power the antographs drop. fra will not allow to connect to two power sources. |
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