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 434
the standard voltages of 110, 220,440, 550, and 2200 volts for two-phase or three-phase operation. Their intermediate sizes, built inthree types, employ the method of construction called the skeletonframe, as shown in Fig. 191. The three different types employ thesame stator but differ in the… … Fig. 192. Soldered Form of End-Ring Construction for Form K RotorCourtesy of General Electric Company the outer circumference of the laminations is almost entirely exposedto the air, thus increasing the cooling surface. The interchangeablestator windings are form-wound and placed in open slots…
Electrical engineering
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