Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 305
Fig. 223. System Shown in Fig. 222 with One Transformer Removed Three=Phase System. The usual transmission line for a three-phase system consists of three wires, each wire being in effect a com- 269 256 A.LTERNATING-CURRENT MACHINERY core R^: … p?;
Electrical engineering
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