Electric transmission of energy and its transformation, subdivision, and distribution. A practical handbook (1894)
Kapp, Gisbert, 1852-1922 · New York, Van Nostrand · leaf 448
machine itself. Thus the armature core is insulated fromthe shaft, and to prevent sparking from the armatureconductors to the pole-pieces, the whole armature, afterwinding, is wrapped round with layers of paper andshellaced cloth. The field-magnets are insulated fromthe bed-plate by thick layers of… … 422 ELECTRIC TRANSMISSION OF ENERGY. itself is insulated from the ground by porcelain insu-lators, with circular channels filled with resin oil. Themachine illustrated has an output of 47 amperes at1,100 volts when driven at a speed of 475 revolutions.Eighteen of these machines are employed in the…
Electric power production
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
