Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 254
range, the field magnet cannot be withdrawn.This treatment of the coil ends is more clearly shown in fig. 1,540. Ques. How are three phase coil ends treated? Ans. They may be arranged in two ranges, as in fig. 1,538,.or in three ranges, as in fig. 1,539. H.lUKi:- TRICITY Ques. What kind of coil… … t of coilends in three • range windings. ignetcar: ; 1 •; rangemt-: ■ . be This «- top half of armature to be removed by disconnection without unwinding any coiL CONSTRUCTION OF ALTERNATORS 1,243 Grouping of Phases.—In the preceding diagrams, thegeneral arrangement of the coils on the armature…
Electrical engineering
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