Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 117
wer factor of industrialplants using induction motor drive with units of various sizes will averagebetween 60 and 80 per cent. With plants supplying current to under-loaded motors having inherently high lagging current values, a ALTERNATING CURRENT MOTORS 1,375 combined factor as low as 50 per… … Fig. 1,915.—Method of casting end rings on squirrel cage armatures of Fairbanks-Morse induc-tion motors. The metal being fused to the bars at a temperature in excess of 1,832degrees Fahr. it is readily seen that the destructive effect of any subsequent heating iseliminated. While giving the most…
Electrical engineering
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