Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 82
output. depth of that of the two-pole machine. For the same reason thesix-pole machine has the smaller cross section of yoke. By the use of the multipolar construction therefore there is aconsiderable saving in material, but this is at the expense of anincrease in the cost of labor because of the… … 58 PRINCIPLES OF ELECTRICAL ENGINEERING [Chap.x 64. Armature Construction.—Fig. 80 shows the type of con-struction generally adopted for small machines. The armaturecore M is built up of sheet steel laminations which are separatedfrom one another by layers of varnish, see page 55. The winding shown…
Electrical engineering
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