. The Street railway journal . d-coveredtriple conductors, laid in iron con-duits. The station switchboard isplaced across the center of thebay. It is made up of blue Ver-mont marble panels suspendedfrom an iron frame. Beginningfrom left to right, the first twopanels control the motor exciterand the engine exciter; they havevoltmeters and ammeters. Thethird and fourth panels control thefield circuits and have voltmetersand ammeters. Next, there arcthree main generator panels whichhave power factor indicators, am-meters, voltmeters, Thomson re-cording wattmeters and enginegovernor control switc
. The Street railway journal . d-coveredtriple conductors, laid in iron con-duits. The station switchboard isplaced across the center of thebay. It is made up of blue Ver-mont marble panels suspendedfrom an iron frame. Beginningfrom left to right, the first twopanels control the motor exciterand the engine exciter; they havevoltmeters and ammeters. Thethird and fourth panels control thefield circuits and have voltmetersand ammeters. Next, there arcthree main generator panels whichhave power factor indicators, am-meters, voltmeters, Thomson re-cording wattmeters and enginegovernor control switches. Threeoutgoing high-tension line panelshave ammeters, automatic over-load relays controlling the oilswitches, and indicating panels controlling the a. c. sides of the rotaries havepower factor indicators, voltmeters, ammeters and overloadrelays for the oil switches. Three d. c. rotary panels haveM. K. circuit breakers, Thomson ammeters, field rheostats,Thomson recording wattmeters, five-point starting
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
