. The Street railway journal . FIG. 12—GENERAL VIEW OF CENTRAL SUBSTATION air compressor and tank automatically supply this systemwith air at 8o-lb. pressure. EXCITERS The alternators are excited by one 150-kw motor-driven. FIG. 13.—CROSS-SECTION OF CENTRAL SUBSTATION has also been made for the future installation of two 500-kwengine-driven units in engine house No. i. LIGHTING The lighting is at present accomplished by using five arclamps in series in 550-volt circuits, but the plans providethat the general illumination in the boiler and engine roomswill be done by mercury-vapor lampson two-w
. The Street railway journal . FIG. 12—GENERAL VIEW OF CENTRAL SUBSTATION air compressor and tank automatically supply this systemwith air at 8o-lb. pressure. EXCITERS The alternators are excited by one 150-kw motor-driven. FIG. 13.—CROSS-SECTION OF CENTRAL SUBSTATION has also been made for the future installation of two 500-kwengine-driven units in engine house No. i. LIGHTING The lighting is at present accomplished by using five arclamps in series in 550-volt circuits, but the plans providethat the general illumination in the boiler and engine roomswill be done by mercury-vapor lampson two-wire, iio-volt, d. c. circuits,normally fed from the auxiliary bus,but which may be thrown on eitherthe exciter or battery buses. The electrical galleries, engines,boilers, etc., will be lighted by incandes-cent lamps, which will be fed normallyby a 13,200 to iio-volt transformer,and may be thrown on the auxiliarybus or on the exciter or battery buses. THE BAY SHORE PARK TRANSFORMERHOUSE Bay Shore Park is lighted by cur-ren
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
