RECTIFIERS: THE SYNCHRONOUS CONVERTER 363 



whereas in an inverted synchronous converter, the armature must 



from nuxiliary to main pole. 



Brush-J 



\ 



.Rotation 



<1. Relation between direction of rotation and position of auxiliary 

 poles in split-pole synchronous converter. 



Fio. 332. Gem r *> r.p.ni.. shunt-wound, split-pole 



synchronous con VIM 



>ws a (irnrr.-il Klrrtnr. split-pole converter 

 without ronmiiit.-itinK poles. 



