International Library of Technology · Scranton, International Textbook Co. · leaf 251
lose at hand. Scattered customers must,of course, be supplied by individual transformers, as inFig. 31. The small transformers are usually mounted on the poleoutside the building to be lighted. Large transformers aremounted indoors or in substations. The use of secondarymains greatly reduces the… … FIG. 32. at E, Fig. 31, are taken off the main feeders, main-line cutout boxes/, f should be installed as indicated. The second-ary-main arrangement can generally be used to advantagefor furnishing light to the business part of a town, while inthe residence part it is frequently necessary to use…
Electrical engineering
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