Twentieth century hand-book for steam engineers and electricians, with questions and answers .. (1905)
Swingle, C. F. [from old catalog], Horstmann, Henry Charles, 1858- [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] · Chicago, F. J. Drake & co. · leaf 532
plained. Inaddition to this there is another electro magnet whichis traversed by the main current on its path to thearmature. Should the motor be overloaded by some ELECTRICITY FOR ENGINEERS 113 means, the current flowing to the armature wouldexceed the normal flow. The magnetism thus pro-duced… … FIGURE 65. ture circuit. By so doing the liability of burning outthe armature due to overload is reduced to a minimum.The compound motor may be made to run at a veryconstant speed, if the current in the series winding ofthe fields is arranged to act in opposition to that of theshunt winding. In…