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 1136
peration of Dynamos 1107 The rheostat for this purpose (see Fig. 484) is connectedin shu|it with the right field of the generator. Facingthe rheostat with the right binding posts at the bottom^the contact on the right side or No. 1 gives open circuitand throws the rheostat out of use.. Point No. 2… … Fig. 484 25 lights; Point 3^ 25 lights or less. For use with othersizes of generators^ the adjustment of the rheostat must befmade to suit the conditions. When the rheostat is in use^, the sparks at the commuta-tor will be somewhat larger than normal^ but will not bedetrimental. The controller…
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