WINDING OF ALTERNATING-CURRENT ARMATURES 323 



We shall deal with bar windings under the heading of wave 

 windings, as such are most frequently wave windings. 



C. Wave Windings. Bar Windings. The first bar winding 

 we consider may consist of straight bars with V-end connectors at 

 each end. 



FIG. 398. Portion of Armature Core and Bar Winding of 

 Westinghouse Alternator. 



Fig. 398 shows a portion of a finished armature wound on this 

 plan. 



The first operation will be to cut up the bars to the correct 

 length. In this case the gross core length of the armature is 63 

 cms., and allowing 20 cms. overhang at one end and 10 cms. at the 

 other, the total length of the bar must be 93 cms. After cutting 



