The electric motor and the transmission of power (1906)
Houston, Edwin J. (Edwin James), 1847-1914, Kennelly, Arthur E. (Arthur Edwin), 1861-1939, joint author · New York : McGraw Pub. Co. · leaf 315
^^ ^^^ ^ Fig. 84.—Three-Wire Diphase System. have 10,000 volts between any two of thethree wires, as showm in Fig. 85. Under THE TRANSMISSION OF POWER. 307 tliese conditions the unipliase, and tlie in-depeiiderit-circuit diplime or, tlie four-wirediplime, possess the same relative economyin… … Fig. 85.—Tkiphase System. independent-circuit diphase, while the inter-liiihed^ or three-ioire diplia^e^ requires 45 percent, more copper than the uniphase, onthe basis of Fig. 84, since when the maxi-mum effective pressure is reached betweenwires 1 and 3, the Avorking pressure is only7^070 volts.…
Electric motors
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