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New Haven EP-5

The New Haven EP-5 was a double-ended mercury arc rectifier electric locomotive built in 1955 by General Electric, for the New York, New Haven and Hartford Railroad. It was built to haul passenger trains between Grand Central Terminal or Penn Station in New York City and New Haven, Connecticut. The EP-5s resembled the Alco FA.

New Haven EP-5
New Haven #372 seen in September 1964
Type and origin
Power typeElectric
BuilderGE Transportation Systems
Build date1954
Total produced10
Specifications
Configuration:
 • AARC-C
 • UICCo'Co'
Gauge4 ft 8+12 in (1,435 mm)
Electric system/s11 kV 25 Hz AC Catenary
11 kV 60 Hz AC Catenary
660 V DC Third rail
Traction motors6 × GE Model 752
Transmission11 kV 25 Hz and 11 kV 60 Hz fed through a tap changer supplying 12 Mercury arc Ignitron tube rectifiers or 660 V Resistance controlled DC current providing power to 6 DC traction motors.
Performance figures
Power output4,000 hp (2.98 MW)
Tractive effortContinuous: 34,000 lb (15,422 kg)
Career
OperatorsNew Haven,
Penn Central, Conrail
ClassNH: EP-5
PC / CR: E40
NumbersNew Haven 370–379
Penn Central 4970–4979 (NH 370, 372, 378, 379 never renumbered to PC)
NicknamesJets
LocaleNortheastern United States
Last run1977
DispositionScrapped

The EP-5s were the first AC passenger electric locomotives to use rectifiers to convert alternating current from overhead wires to direct current for the traction motors. They also collected DC from the third rail used by the New York Central, whose tracks the New Haven used to reach Grand Central Terminal.

All of the class were equipped with the Pennsylvania Railroad's cab signal system needed to operate into Penn Station; Washington, D.C.-Boston through trains over the Hell Gate Bridge, plus the Montrealer/Washingtonian, were their main assignment throughout their New Haven careers.

The units were known as "Jets" due to the roaring sound made by their main blowers; an example of this characteristic was inadvertently preserved for posterity in a scene shot at Grand Central Terminal, the very first moments of the movie The Man in the Gray Flannel Suit.[citation needed]

The EP-5s had a reputation for rapid acceleration and high pulling capacity. However, the class also had a tendency to overheat and catch fire due to the crowded, poorly ventilated internal component arrangement, a situation made necessary by the need for the units to conform to the weight restrictions imposed by the New York Central's Park Avenue steel viaduct. This problem was significantly aggravated by the New Haven management's de-emphasis of electric operations in favor of its new dual-power FL9 diesels, and the railroad's financial condition. By 1962, a year after the New Haven entered bankruptcy, only three units were in service. All 10 were quickly rebuilt under the trustees' management, but by the time of the New Haven's 1969 inclusion in Penn Central, four were again out of service (and were soon scrapped). The EP-5s were rapidly replaced on Washington–Boston trains by the reliable former Pennsylvania Railroad GG1 electrics.

When the New Haven was merged into PC, the six units still in service were redesignated as the E-40 class, and were assigned to commuter train service between Grand Central Terminal and New Haven. The E-40s continued in this service, steadily dwindling in number, until May 1973 when the Metropolitan Transportation Authority suddenly banned them after #4971 caught fire in the Park Avenue Tunnel; all went into dead storage. Amtrak passed them up for new electrics. Two of the units, #4973 and #4977, were rebuilt by PC into freight units, stripped of their third-rail capability, steam generators, and one of the two pantographs. They were used in a variety of light-duty freight services, but their utility was limited by their lack of multiple-unit capability and dynamic brakes. Within a year of Penn Central's inclusion into Conrail, the remaining two E-40s were retired. All were scrapped by 1979.

External links

  Media related to New Haven EP-5 locomotives at Wikimedia Commons

  • EP5/E40 Pictures and Info
  • "The New Haven Railroad EP-5s". American-Rails.com. Retrieved 2009-03-21.

haven, this, article, needs, additional, citations, verification, please, help, improve, this, article, adding, citations, reliable, sources, unsourced, material, challenged, removed, find, sources, news, newspapers, books, scholar, jstor, april, 2018, learn, . This article needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources New Haven EP 5 news newspapers books scholar JSTOR April 2018 Learn how and when to remove this template message The New Haven EP 5 was a double ended mercury arc rectifier electric locomotive built in 1955 by General Electric for the New York New Haven and Hartford Railroad It was built to haul passenger trains between Grand Central Terminal or Penn Station in New York City and New Haven Connecticut The EP 5s resembled the Alco FA New Haven EP 5New Haven 372 seen in September 1964Type and originPower typeElectricBuilderGE Transportation SystemsBuild date1954Total produced10SpecificationsConfiguration AARC C UICCo Co Gauge4 ft 8 1 2 in 1 435 mm Electric system s11 kV 25 Hz AC Catenary11 kV 60 Hz AC Catenary660 V DC Third railTraction motors6 GE Model 752Transmission11 kV 25 Hz and 11 kV 60 Hz fed through a tap changer supplying 12 Mercury arc Ignitron tube rectifiers or 660 V Resistance controlled DC current providing power to 6 DC traction motors Performance figuresPower output4 000 hp 2 98 MW Tractive effortContinuous 34 000 lb 15 422 kg CareerOperatorsNew Haven Penn Central ConrailClassNH EP 5PC CR E40NumbersNew Haven 370 379Penn Central 4970 4979 NH 370 372 378 379 never renumbered to PC NicknamesJetsLocaleNortheastern United StatesLast run1977DispositionScrappedNot to be confused with Bavarian EP 5 The EP 5s were the first AC passenger electric locomotives to use rectifiers to convert alternating current from overhead wires to direct current for the traction motors They also collected DC from the third rail used by the New York Central whose tracks the New Haven used to reach Grand Central Terminal All of the class were equipped with the Pennsylvania Railroad s cab signal system needed to operate into Penn Station Washington D C Boston through trains over the Hell Gate Bridge plus the Montrealer Washingtonian were their main assignment throughout their New Haven careers The units were known as Jets due to the roaring sound made by their main blowers an example of this characteristic was inadvertently preserved for posterity in a scene shot at Grand Central Terminal the very first moments of the movie The Man in the Gray Flannel Suit citation needed The EP 5s had a reputation for rapid acceleration and high pulling capacity However the class also had a tendency to overheat and catch fire due to the crowded poorly ventilated internal component arrangement a situation made necessary by the need for the units to conform to the weight restrictions imposed by the New York Central s Park Avenue steel viaduct This problem was significantly aggravated by the New Haven management s de emphasis of electric operations in favor of its new dual power FL9 diesels and the railroad s financial condition By 1962 a year after the New Haven entered bankruptcy only three units were in service All 10 were quickly rebuilt under the trustees management but by the time of the New Haven s 1969 inclusion in Penn Central four were again out of service and were soon scrapped The EP 5s were rapidly replaced on Washington Boston trains by the reliable former Pennsylvania Railroad GG1 electrics When the New Haven was merged into PC the six units still in service were redesignated as the E 40 class and were assigned to commuter train service between Grand Central Terminal and New Haven The E 40s continued in this service steadily dwindling in number until May 1973 when the Metropolitan Transportation Authority suddenly banned them after 4971 caught fire in the Park Avenue Tunnel all went into dead storage Amtrak passed them up for new electrics Two of the units 4973 and 4977 were rebuilt by PC into freight units stripped of their third rail capability steam generators and one of the two pantographs They were used in a variety of light duty freight services but their utility was limited by their lack of multiple unit capability and dynamic brakes Within a year of Penn Central s inclusion into Conrail the remaining two E 40s were retired All were scrapped by 1979 External links Edit Media related to New Haven EP 5 locomotives at Wikimedia Commons Model Railroading site with information about the EP5 E40s EP5 E40 Pictures and Info The New Haven Railroad EP 5s American Rails com Retrieved 2009 03 21 Retrieved from https en wikipedia org w index php title New Haven EP 5 amp oldid 1126271364, wikipedia, wiki, book, books, library,

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