Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 416
F. W. C.) and air-blast. In the.first the heat is carried off by radiation and conductionfrom the case, in the second by the circulation of waterthrough coiled pipes immersed in the oil, and in the thirdby currents of air forced through the transformer. Oil- TRANSFORMERS 417 Insulated transformers… … Fig. 193. Allis-Chalmers Oil-Filled Self-Cooled Transformer, 60 Cycle,170 K. W., 20,000 to 2,300 Volts. Self-cooled transformers are built in sizes up to 250 K.V. A. (kilovolt-amperes). Above this size the externalsurface of the case is not sufficient for the effective radia- 41S ELEMENTARY…
Electricity
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
