File:The Street railway journal (1903) (14572334899).jpg

Identifier: streetrailwayjo221903newy (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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rks, and it is located in the base of the 275-ft. clocktower, east of the main buildings, occupying a room 52 ft.sq. and 30 ft. high. In addition to the engines and generatorsalready mentioned, this room contains a 25-kw General Electricmotor-generator, which is utilized to operate the trolley lineand furnish current for testing purposes, the main switchboard,the steam-driven air compressor and pump for furnishing thewater supply, and an underwriters pump for the system of fire meters, all mounted in an iron insulated frame. The bus-barsat the back of the board are J/j in. x 4 ins., and all exposedcopper carrying current is thoroughly insulated. The boardnow comprises five panels, three for generators, one for themotor-generator and one feeder panel. The mains from the switchboard are carried undergroundthrough a tunnel which connects all of the buildings, and isused also for carrying the service water-pipes, steam-pipes andhot-water heating pipes. There are no electric wires overhead
Text Appearing After Image:
MOTOR-DRIVEN PLANER IN MILL protection. The floor is of cement, the sides of brick withPotsdam red sandstone trimmings, and the roof of curvedrafters. The interior is finished in cream-colored glazed brickand the dome in oiled yellow pine. The appearance of theengine room may be gained from an inspection of the accom-panying views, showing the new generating set and the switch-board. in any part of the grounds, excepting the trolley wires for theelectric railway and the transfer tables. The system of dis-tribution provides for separate power and lighting circuits foreach building, and the switches controlling these circuits aremarked on the main switchboard. At the present time 107motors, aggregating 1100 hp, are connected upon this system,and 3000 incandescent lights and thirty enclosed arc lamps are 36 STREET RAILWAY JOURNAL. (Vol. XXII. No. i. also supplied with current. Throughout the works local dis-tribution in each department is effected through panel boardscarrying knife switc

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