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 515
CTRICITY FOR ENGINEERS the post P2 on the side of the machine. The insidewire of the field magnet, or that leaving the iron flange,of the left-hand field should be connected into post P2also, as shown in Fig. 55. The electric circuit (seeFig. 56) should be complete from post Pl, on the con-troller… … IGURE 56. to posts P2 and P, thence to posts P2 and P on the con-troller magnet, through the controller magnet to P1.The current passes in the direction indicated by thearrows When an arc machine is to be run frequently at asmall fraction of its normal capacity, the use of a lightload device is…
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