Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 121
Fig. 180.—Two induction motors connected in tandem or concatenation. The primarymotor must have a wound secondary. The second motor may have either a wound secondaryor a squirrel-cage secondary. Both motors are mounted on the same shaft. When connectedin parallel across the line, the motors run at… … Fig. 181.—Connections for starting single-phase induction motor with three-phase wind-ing, ratings below one horsepower. When starting, throw the switch and press it against thestarting contacts until full speed is attained, then release the starting handle, which will bepushed up by the release…
Electric wiring
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