. The Street railway journal . FIG. 10.—BOILER ROOM, SHOWING CHAIN-GRATE STOKERS of the stations is practically the same. They contain five 550six-phase rotary converters, each connected with three 200-kwtransformers, which reduce the voltage from 6600 to 410. Thetransformers are air cooled. The rotaries are started from thedirect-current side, and for this purpose there is in each stationa starting unit consisting of a 6600-volt induction motor con-nected to a 75-kw direct-current generator. A battery at 500 volts is in parallel with this starting unitto act as a reserve. CAR
. The Street railway journal . FIG. 10.—BOILER ROOM, SHOWING CHAIN-GRATE STOKERS of the stations is practically the same. They contain five 550six-phase rotary converters, each connected with three 200-kwtransformers, which reduce the voltage from 6600 to 410. Thetransformers are air cooled. The rotaries are started from thedirect-current side, and for this purpose there is in each stationa starting unit consisting of a 6600-volt induction motor con-nected to a 75-kw direct-current generator. A battery at 500 volts is in parallel with this starting unitto act as a reserve. CAR WITH EXTENSION TOP IN BOLTON Birkenhead, to the designs of Arthur A. Day, chief engineerof the tramways. It will be noted that the seating capacity of the top deck isnot in any way decreased, in fact, the car now running has seat-ing capacity for four additional passengers. The cover is not a totally inclosed one, it beingoptional for a passenger to beinside or outside under enables the top to beutilized either in
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
