Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 163
2.—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 resistance, r,… … r<V Fig. 243.—Connections for self-starter with an auxiliary switch controlled from a dis-tance. If the main switch is closed, the motor may be started or stopped fron a distance by asingle-pole switch. The operation is exactly the same as the starter shown in Fig. 242, exceptthat the circuit of…
Electric wiring
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