. Electrical world. current has been used ex-clusively. Current is generated at the powerhouse at 250 volts and by means of com-pensators, a voltage of no and 220 is main-tained on a three-wire system for the light-ing load. For power work, the four-wiresystem of the Bullock Electric Company isused, balancing sets being installed in thevarious buildings to furnish the several volt-ages required. Compressed air is furnishedfor a few pneumatic tools, where electrically-operated tools would not meet the require-ments. Hydraulic power is also used forseveral of the elevators, but in such cases ele
. Electrical world. current has been used ex-clusively. Current is generated at the powerhouse at 250 volts and by means of com-pensators, a voltage of no and 220 is main-tained on a three-wire system for the light-ing load. For power work, the four-wiresystem of the Bullock Electric Company isused, balancing sets being installed in thevarious buildings to furnish the several volt-ages required. Compressed air is furnishedfor a few pneumatic tools, where electrically-operated tools would not meet the require-ments. Hydraulic power is also used forseveral of the elevators, but in such cases electrically-operated pumpshave been installed at the point where the power is required. The power house, as already noted, is located in a part of the build-ing devoted to the blacksmith shop. The boiler room at presentcontains five 300-hp, 96-in. x 24-ft. Reynolds vertical tubular has been made for installing coal-handling apparatus andmechanical stokers. Coal is delivered in the boiler room on cars. FIG. 3.—ELECTRIC.^LLY-DRIVEX BORING MILLS. another by ground areas of such extent as to serve as storage placesfor material. The power scheme for the works is of unusual interest, as re-vealing a tendency to depart from generally accepted in the construction of power plants for electric light sta-tions or for industrial establishments, it has been the usual course FIG. 4.— OF SWITCHBO-\RD IX POWER HOUSE. run in on a spur track which connects with the general yard is generated at 125 pounds and aside from the engine roomis also supplied to several steam hammers in the blacksmith 8-ft. stack, 175 ft. high, of the Alphons-Custodis ConstructionCompanys type, has been built. The engine room contains one 550, one 250 and one loo-kw direct- January 23, 1904. ELECTRICAL WORLD and ENGINEER. 191 connected unit, with space for two additional 550-kvv units. Theengines are of the Reynolds-Corliss vertical type, made by the AUis-Cha
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectri, bookyear1883
