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  1. D

    SC42-DM first test runs

    Correct different manufacturer and setup.
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    North Portal bridge railfan alert

    This span is one of 3 equal spans the other two can be seen in back of builder site.
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    SC42-DM first test runs

    only one locomotive has third rail gear, due to supply issues.
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    Amtrak Siemens Charger Locomotive (SC44, ALC42, ALC42E) (2Q 2024)

    apples to oranges, the Vectron is electric locomotive, not related to US Charger. the Dual mode Vectrons are low horsepower last mile locomotives. and can not be compared to the high horsepower Chargers for diesel performance.
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    Diesels on Metro-North

    The max speed in E mode is 60 mph not only because of Locomotive but also time table restrictions. in E mode there is no dynamic blended brake, (the inverter is used to step up the third rail voltage to 1400 volt DC) so a max timetable speed is 60 mph. to run in E mode north of MO jct...
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    Amtrak Siemens Charger Locomotive (SC44, ALC42, ALC42E) (2Q 2024)

    amfleet or T16 the FRA geometry car (former metroliner 9642 ??
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    Metro North, Harmon open house.

    Mark your Calendars. https://www.eventbrite.com/e/harmon-open-house-2024-tickets-966306668257
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    Rail tunnel between Spain and Morocco

    Add to that that most of Spain is 1,668 mm (5 ft 521⁄32 in), known as Iberian gauge., while Morocco is standard 1435 mm gauge. not sure how close standard network is to algeciras
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    The track circuit triggering issue (CN, Amtrak)

    by connecting each axle to car body it creates a bigger circuit , not effected by leaves, grease or other contaminants. Even the single car RDC use to have detection problems, unless the ground traps to scraper shoes were maintained. creating a full circuit. and even then the RDC had to restrict...
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    Connecticut DOT new car order for Alstom

    you are basing your opinion on a artist rendering , the cars may differ from that. and Diaphragms are not a requirement
  11. D

    Connecticut DOT new car order for Alstom

    the cab cars have to be able to run as coaches so acces trough front is required.
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    Amtrak Siemens Charger Locomotive (SC44, ALC42, ALC42E) (2Q 2024)

    If wire is down nothing will get past it .
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    MNRR Dual Mode Chargers discussion

    The Capacitor in home AC unit is starting capacitor, it has no Equal in a 3 phase operation. But have you ever tried to turn home AC off while its cooling and then turn it back on ?? it won't till gas pressure in system equalizes, on larger systems like on trains a lot of times a bypass solenoid...
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    MNRR Dual Mode Chargers discussion

    it also means Amtrak could not divert to GCT in emergencies. the Cab cars on Siemens also make it near impossible to evacuate passengers from train due to lack of nose door.
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    MNRR Dual Mode Chargers discussion

    The current problem with both DM and Genesis is constant dropping the HEP power in interlockings and other gaps like section switches etc. in long run that causes damage to HVAC systems on the cars. the MNCR chargers have a energy storage module that will keep HEP active for several seconds so...
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    MNRR Dual Mode Chargers discussion

    No that would require a tri mode locomotive and it would definitively be overweight for park avenue.
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    MNRR Dual Mode Chargers discussion

    Siemens shipped 301-302 today to TTC in Pueblo.
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    Acela 21 (Avelia Liberty) development, testing and deployment (2Q 2024)

    Amtrak Equipment Procurement Update as of 4-25-24: On the Acela: Amtrak is working with FRA on QP2 testing – trying to move to the final steps. They are having multiple daily calls/updates with the OEM and FRA. This procurement is heading in the right direction. Trainsets are being delivered to...
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