Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1299
Transformers.—Transformers foruse on power transmission lines are made by Allis-ChalmersCompany in three different types, depending on the methodused for cooling. These types are as follows: oil-filled self-cooled (0. F. S. C.) ; oil-filled water-cooled (0. P. W. C.)and air-blast. In the fir§t the… … B E Fig. 592 DIAGRAM OF AUTO-TRANSFORMER OR COMPENSATOR transformer. Oil-insulated transformers are used in thegreat majority of cases, and the question as to whether theyshall be self-cooled or water-cooled is determined largely bythe size of the units, and the available supply of coolingwater.…
