Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 162
Fig. 241.—Connections for a full reversing shunt or compound starter, no-load releases beingin series with the shunt field. The compound field winding is shown dotted. … Fig. 242.—Connections for a self-starter of the sliding-contact type. Closing the mainswitch energizes the solenoid which slowly raises the rheostat arm against the action of a dashpot. At the end of its stroke, the projection, p, on the rheostat arm raises the contact arm, a,inserting the…
Electric wiring
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