Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 159
nnecting one terminal ofthe motor to the positive side of the line and at the same time d /c /b /a Fig. 159.—Multipleswitch type of starter. Fig. 160.—Current cycle in thearmature circuit during starting. closing the field coil circuit and exciting the machine; the field coilcircuit is not shown in… … Fig. 161.—Automatic starter with shunt magnetic switches and series relays. terminal of the motor to the negative side of the line with all thestarting resistance in series. Current then passes through thearmature, Rs, R%, Ri, m and q. When the switch B closes, a current of about one and a…
Electrical engineering
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