. The Street railway journal . as desired. If spare coils and insulation tubes arekept in stock, atransformer can p~readily be re-paired in an houror two, and im-mediately placedin service. Thecost of repairingthe transformeris a very smallitem, only thatpart of the wind-ing that is actu-ally injured beingreplaced, whereaswhen transform-ers of numerousother designs areinjured they mustbe returned to thefactory and be completely rewound. The transformers are provided with acast-iron case having radiating flanges for assisting in keepingthe oil cool. The case is perfectly oil-tight, and is provi
. The Street railway journal . as desired. If spare coils and insulation tubes arekept in stock, atransformer can p~readily be re-paired in an houror two, and im-mediately placedin service. Thecost of repairingthe transformeris a very smallitem, only thatpart of the wind-ing that is actu-ally injured beingreplaced, whereaswhen transform-ers of numerousother designs areinjured they mustbe returned to thefactory and be completely rewound. The transformers are provided with acast-iron case having radiating flanges for assisting in keepingthe oil cool. The case is perfectly oil-tight, and is providedwith a screw plug for emptying the oil when required. Thecore is built up of iron stampings .014 in. thick, carefully var-nished to insure individual insulation, and thereby to reduceeddy currents. The iron is selected with especial reference toits low hysteretic constant and non-ageing quality. The endsupports of the core serve both for holding the laminations inplace and for protecting the coils. A NOVEL TRACTION SERVICE. THREE-PHASE STAR CONNECTED TRANS-FORMER WITHOUT CASE The Dayton & Troy Electric Railway Company recentlymailed a letter to each of its farmer patrons along the line be-tween Dayton and Tippecanoe City asking his opinion of aspecial market service which the company proposes to of farmers in the district drive into the city on mar-ket days. The company proposes to run a special train on thesedays to be known as the Marketmens Special. It is plannedto have the train arrive in Dayton before the opening of marketand return after market closes. The company offers low ratesfor hauling market produce, and free storage room will be fur-nished at the companys freight station for market stands whennot in use. Large hampers with lids and locks will be furnishedfor use in bringing stock to market. These will be transportedfree when accompanied by a passenger holding the marketmensticket. In winter, danger of freezing will be eliminated byheating the c
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
