File:The Street railway journal (1902) (14575058619).jpg

Identifier: streetrailwayjo201902newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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Street Riiilnuiij Journal FRONT ELEVATION OF A TYPICAL SUB STATION tion contains one 360-kw rotary converter and three 110-kw oilcooled transformers, and one 35-kw reactance coil with threeswitchboard panels, one for the alternating current, one for directcurrent, and one for commercial lighting. The 13.000-volt cur-rent is controlled by oil switches which are enclosed in marblecompartments, and are arranged to be operated either by auto-matic relay or hand controlled. The low-tension side of the transformers is arranged with an in-termediate tap furnishing 185 volts, which is used for starting therotaries, a three-pole, double switch being used to throw fromlow to high voltage when the rotaries are up to speed. All rotarystations are arranged with a view of supplying current for com-mercial lighting, as well as the operation of railway lines. In addition to the regular sub-stations there is a portable
Text Appearing After Image:
ELECTRICAL EQUIPMENT IN SUB-STATION station, consisting of a box car equipped with one 250-kw rotaryconverter and three 90-kw oil cooled transformers, and the neces-sary switchboard and connections arranged for quick connectionof both 13,000-volt and 6000-volt lines. This station is alsoready for use in case of accident to any of the sub-stations, or forextra service at points where unusually heavy service is required.Under ordinary conditions this car can be connected to the lineat any point, and be ready for use in less than two hours fromtime of starting. 982 STREET RAILWAY JOURNAL. (Vol. XX. No. 25. The sub-station buildings are all of similar design. They arelocated in the villages, making them convenient for passengerand freight requirements. The buildings, one of which is illus-trated, are of unusually attractive design. They are two storieshigh and are built of paving brick with stone trimmings, and costabout $3,500 each. Ticket office, waiting-room and baggage roomoccupy the

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