Electricians' operating and testing manual; a hand book for men in charge of electrical apparatus, repair men, trouble men, lamp trimmers, and electricians generally (1916)
Horstmann, Henry Charles, Tousley, Victor Hugo, 1875- joint author · Chicago, F.J. Drake & co · leaf 51
les of Dynayno-Electric Machines 47 irregular way. In practice armatures do not consistof a single coil and only in very exceptional caseswould these considerations in the extreme form apply.The commercial armature has a greater number ofturns of wire and for bipolar, or the simpler machines,… … Figure 31 By reference to Figure 32 we can continue ourstudy of the armature in. a more commercial form. Bynoting the position of the brush B we can see that itis about to short circuit the coil connected to the two 48 Operating and Testing segments to which it is nearest. This coil is,…
Electrical engineering · Electric testing
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